Patent Assignment
Reel/Frame 027967/0914
Security Agreement
Recorded: 2012-03-31
Pages: 51
Assignor
QUANTUM CORPORATION
Executed: 2012-03-29
Assignee
WELLS FARGO CAPITAL FINANCE, LLC, AS AGENT
2450 COLORADO AVENUE, SUITE 3000W, SANTA MONICA, CALIFORNIA, 90404
Covered Properties
(653)
Removable disk storage array emulating tape library having backup and archive capability
Application:
11/222,714 →
Publication:
US US20060010275A1
Tape deflector having integrated roller
Application:
11/234,775 →
Publication:
US US20070064340A1
Read/write head having varying wear regions and methods of manufacture
Application:
11/347,489 →
Publication:
US US20070183091A1
Method and Apparatus for Indexing in a Reduced-Redundancy Storage System
Network-Attachable, File-Accessible Storage Drive
Methods and systems for packaging and distributing financial instruments
Application:
11/508,115 →
Publication:
US US20070051797A1
Remittance Method and System for Services
Method for Manufacturing a Magnetic Head with Mini-Outriggers
Method to Direct Data to a Specific One of Several Repositories
Patent:
8,209,334 →
Application:
11/966,947 →
Data Storage System and Process
Application:
12/046,376 →
Publication:
US US20080162594A1
Methods and Systems for Improved Throughput Performance in a Distributed Data De-Duplication Environment
Methods and Systems for Space Management in Data De-Duplication
Data Storage Media Accessibility in a Media Library
High Density Variable Access Storage Library
Unified Data Protection and Data De-Duplication in a Storage System
System for Electrical Cable Management in Limited Rotation Applications
Media Library System and Method for Monitoring Changes in Inventory of Media Cartridges
Identifying Application Metadata in a Backup Stream
Method and Apparatus for Non-Redundant Encrypted Storage
Method and Apparatus for Encoding Positioning Information on a Magnetic Tape Media
Application:
12/239,583 →
Publication:
US US20100079890A1
Creating a Self-Contained Portable Output File
Generating Unique Aliases for Keys Used with Tape Libraries
Guide Assembly for Reducing Lateral Tape Motion in a Tape Drive
Application:
12/277,065 →
Publication:
US US20100128379A1
Classifying Data for Deduplication and Storage
Minimize Damage Caused by Corruption of De-Duplicated Data
Method for Associating Physical Address with Logical Communication Address in a Media Library Assembly
Measuring Reader/Writer Offset in a Tape Drive Head
Data Allocation System
Modified Counter Mode Encryption
Application:
12/472,945 →
Publication:
US US20100303229A1
System and Method for Identifying Physical Location of Ethernet-Connected Media Drives in a Media Library Assembly
Application:
12/481,335 →
Publication:
US US20100312922A1
Method for Reliable and Efficient Filesystem Metadata Conversion
System and Method for Performance and Capacity Monitoring of a Reduced Redundancy Data Storage System
Application:
12/506,101 →
Publication:
US US20110016088A1
Assigning a Physical Address to a Data Storage Device
Creating and Managing Links to Deduplication Information
Satisfying a Request for a Physical Import/Export Slot with a Slot That Is Not a Physical Import/Export Slot
Multi-Mode Loop Adaptation Scheme for High-Density Data Recording Channel
Application:
12/536,435 →
Publication:
US US20110032630A1
Protecting De-Duplication Repositories Against a Malicious Attack
Data De-Duplication by Predicting the Locations of Sub-Blocks Within the Repository
Supporting Internal Consistency Checking with Consistency Coded Journal File Entries
Systems and Methods for Increasing Data Volume Sparseness
Reducing Messaging in a Client-Server System
Unique Media Identifier
Free Space Defragmention in Extent Based File System
Application:
12/645,530 →
Publication:
US US20110153972A1
Media-Following Encryption Policy Control
Method and Apparatus for Facilitating Control Interface Failover in a Removable Media Storage Device
Patent:
8,381,020 →
Application:
12/657,658 →
Adaptive Filter Using Shifted Reverse Interpolation
Detecting LTO Servo Patterns on Perpendicular Recorded Media
Application:
12/724,712 →
Publication:
US US20110228421A1
Combining Hash-Based Duplication with Sub-Block Differencing to Deduplicate Data
Data Identification System
Apparatus & Method for Virtualizing Data Storage Media, Such as for Use in a Data Storage Library Providing Resource Virtualization
Fingerprint Analysis for Anti-Virus Scan
Policy Based Data Retrieval Performance for Deduplicated Data
Spatial Locality of File System Block Allocations for Related Items
Methods, Systems and Apparatus for Reducing the Effects of Tape Dimensional Stability
Index Entry Eviction
Timer Bounded Arbitration Protocol for Resource Control
Adapting a Timer Bounded Arbitration Protocol
Systems and Methods for Collapsing a Derivative Version of a Primary Storage Volume
Systems and Methods for Providing a File System View of a Storage Environment
Sequential Access Storage and Data De-Duplication
Controlling Configurable Variable Data Reduction
Presenting a File System for a File Containing Items
Method and Apparatus for Storing Data with Reduced Redundancy Using Data Clusters
Method and Apparatus for Obtaining Coefficients of a Fractionally-Spaced Equalizer
Waveform Interpolator Architecture for Accurate Timing Recovery Based on Up-Sampling Technique
Adaptive Disturbance Compensation with Multi-Rate Synchronized Sampling
Prioritizing Data Deduplication
Rules-Based, Mode-Driven Manager for Timer Bounded Arbitration Protocol Based Resource Control
Application:
12/906,220 →
Publication:
US US20110113228A1
Method for Media Allocation in a Partitioned Removable Media Storage Library
Method for Increasing Deduplication Speed on Data Streams Fragmented by Shuffling
De-Duplication Indexing
Adaptive Collaborative De-Duplication
Establishing Parse Scope
Manipulating the Actual or Effective Window Size in a Data-Dependant Variable-Length Sub-Block Parser
Considering Multiple Lookups in Bloom Filter Decision Making
Data Reduction Indexing
Methods and Systems for Improving Read Performance in Data De-Duplication Storage
Methods and Systems for Vectored Data De-Duplication
Data Replica Control
Clustered Storage Network
Tape Library Initiated Actions
Method and Apparatus for Detecting the Presence of Subblocks in a Reduced-Redundancy Storage System
Delta Chunks and Delta Hashes
Collaborative, Distributed, Data De-Duplication
Software, Systems, and Methods for Enhanced Replication Within Virtual Machine Environments
Messaging Policy Controlled Email De-Duplication
Data Flow Control and Bridging Architecture Enhancing Performance of Removable Data Storage Systems
Control System for Tape Drive to Compensate for System Disturbances Without Use of Feed-Forward Sensor
Differential Rack and Pinion Storage Media Mover Assembly
Application:
13/222,685 →
Publication:
US US20130049554A1
Preventing Read While Writing Occurrences
Adaptive Correction of Symmetrical and Asymmetrical Saturation in Magnetic Recording Devices
Multi-Tier Bandwidth-Centric Deduplication
Path Lookup in a Hierarchical File System
Head Rotator Assembly for Tape Drive
Data Storage System
Front End Intelligence for Monitoring Back End State
Merging Data Volumes and Derivative Versions of the Data Volumes
Write Control System
Application:
13/296,750 →
Publication:
US US20120179885A1
Synthetic Backup Data Set
Application:
13/305,964 →
Publication:
US US20130138613A1
De-Duplication Reference Tag Reconciliation
No Touch Synthetic Full Backup
Patent:
8,442,945 →
Application:
13/342,753 →
Deduplication Seeding
Blocklet Pattern Identification
Cloud-Based De-Duplication
Sampling Based Data De-Duplication
Metadata Storage in Unused Portions of a Virtual Disk File
Snapshot Creation from Block Lists
Method for Reliable and Efficient Filesystem Metadata Conversion
Data De-Duplication and Solid State Memory Device
De-duplication for a global coherent de-duplication repository
Frequency and migration based re-parsing
Controlling Tape Layout for De-Duplication
Adaptive experience based De-duplication
Application:
13/373,990 →
Publication:
US US20130151483A1
Data Control Systems for Virtual Environments
Data Control System for Virtual Environment
Application:
61/476,499 →
Data Control System for Virtual Environment
Application:
61/478,497 →
Data Control System for Virtual Environment
Application:
61/480,562 →
Synthetic View
Application:
61/500,848 →
Data-Storage Library Door Assembly
Patent:
377,787 →
Application:
29/046,278 →
Tape Drive Bezel
Patent:
395,879 →
Application:
29/048,679 →
Data Storage-Media Library
Patent:
409,166 →
Application:
29/086,689 →
Door for a Data-Storage-Media Library
Patent:
409,988 →
Application:
29/086,685 →
Tape Cartridge
Patent:
413,592 →
Application:
29/096,532 →
Data-Storage Library Front Door
Patent:
425,878 →
Application:
29/110,965 →
Data-Storage Library Front Door
Patent:
432,541 →
Application:
29/113,214 →
Tape Cartridge
Patent:
438,870 →
Application:
29/117,622 →
Storage device
Patent:
439,249 →
Application:
29/122,504 →
Memory storage assembly panel
Patent:
448,033 →
Application:
29/131,431 →
Magnetic Tape Cartridge
Patent:
465,786 →
Application:
29/149,847 →
Magnetic Tape Storage
Patent:
478,079 →
Application:
29/161,615 →
Tape Cartridge
Patent:
486,498 →
Application:
29/163,263 →
Tape Cartridge
Patent:
491,564 →
Application:
29/177,154 →
Two-Tone Magnetic Tape Cartridge
Patent:
496,368 →
Application:
29/168,752 →
Shipping Tray for Multiple Cartridges
Patent:
523,338 →
Application:
29/238,325 →
Media Cartridge Protective Case
Patent:
569,103 →
Application:
29/272,948 →
Storage Units for Computer Tape Cassettes
Patent:
5,158,345 →
Application:
07/869,118 →
Mechanisms for a Closed Loop Head Positioner for Streaming Tape Drives
Patent:
5,191,492 →
Application:
07/931,110 →
Optical Alignment System for Aligning a Multiple Gap Tape Head Assembly
Patent:
5,257,091 →
Application:
07/837,728 →
Adjustable Write Equalization for Tape Drives
Patent:
5,267,096 →
Application:
07/838,187 →
Method and Apparatus for Variable Density Read-After-Writing on Magnetic Tape
Patent:
5,289,328 →
Application:
07/888,941 →
Magnetic Head for Very High Track Density Magnetic Recording
Patent:
5,307,217 →
Application:
07/903,694 →
Process for Foaming Thermoplastic Polycarbonates
Patent:
5,308,558 →
Application:
08/106,469 →
Tape Drive Capstan Motor Servo System with Static Friction Compensation
Patent:
5,327,059 →
Application:
07/950,457 →
Tape Format Detection System
Patent:
5,327,305 →
Application:
07/930,740 →
Control Circuitry for Magnetoresistive (Mr) Tape Heads Using Group Select Switches and Head Select Multiplexer
Patent:
5,343,337 →
Application:
07/947,029 →
Data Formater/Converter for Use with Solid-State Disk Memory Using Storage Devices with Defects
Patent:
5,343,426 →
Application:
07/897,164 →
Auto-Loading of Tape Cartridges
Patent:
5,353,179 →
Application:
07/986,136 →
Error Detection Encoding System
Patent:
5,359,610 →
Application:
07/967,958 →
Mechanisms for a Closed Loop Head Positioner for Streaming Tape Drives
Patent:
5,371,636 →
Application:
07/926,743 →
Servo Method and Apparatus for Very High Track Density Magnetic Recording by Adjusting Head Position Based on Servo Information Read from Adjacent Track
Patent:
5,371,638 →
Application:
08/222,491 →
Apparatus for Transferring Raw Data from a Magnetic Medium Computer Storage Device
Patent:
5,375,224 →
Application:
08/116,047 →
Method for Self-Cleaning Dat Drive Tape Heads
Patent:
5,381,292 →
Application:
08/090,972 →
Target Management Method for Data Backup to a Shared Transfer Station, Multiple Media Element Device
Patent:
5,386,545 →
Application:
07/951,055 →
Multi-Track Embedded Servo Recording Format and Method
Patent:
5,396,376 →
Application:
07/855,239 →
Circuit for Determining Window Margin for Data Transitions in a Streaming Data Device
Patent:
5,402,273 →
Application:
07/955,103 →
Five and One-Quarter Inch Form Factor Combination Dat Tape Drive and Cassette Magazine Loader
Patent:
5,402,285 →
Application:
07/873,443 →
Rotating Tape Edge Guide
Patent:
5,414,585 →
Application:
08/094,272 →
Magnetic Tape Head
Patent:
5,426,551 →
Application:
08/094,413 →
Inter-System Transport Mechanism for Use with Robotic Data Cartridge Handling Systems
Patent:
5,429,470 →
Application:
07/964,020 →
Head Actuator Having Spring Loaded Split Nut
Patent:
5,448,438 →
Application:
08/149,583 →
Method of Emulating Access to a Sequential Access Data Storage Device While Actually Using a Random Access Storage Device
Patent:
5,454,098 →
Application:
07/951,602 →
Multi-Channel Rotating Transformer
Patent:
5,455,729 →
Application:
08/114,492 →
Wedged Reels in Streaming Tape Drives and Tape Cartridges
Patent:
5,474,253 →
Application:
08/135,098 →
Tape Head with Self-Regulating Wear Regions
Patent:
5,475,553 →
Application:
08/305,117 →
System and Method for Storing and Retrieving Files for Archival Purposes
Patent:
5,485,606 →
Application:
07/905,083 →
Magnetic Head Guidance and Calibration System and Method Description
Patent:
5,491,595 →
Application:
07/942,256 →
System and Method for Ethernet to Scsi Conversion
Patent:
5,491,812 →
Application:
07/951,601 →
System for Optimizing Data Transfer
Patent:
5,513,326 →
Application:
08/434,797 →
Tape Drive Machine for Selectively Reading a Plurality of Recording Tape Cartridges
Patent:
5,515,213 →
Application:
08/127,293 →
Process for Manufacturing Recording Heads for Magnetic Storage Devices
Patent:
5,523,539 →
Application:
08/151,068 →
Linear Tape Write Servo Using Embedded Azimuth Servo Blocks
Patent:
5,523,904 →
Application:
08/265,529 →
Data Stream Smoothing Method and Circuit for a Tape Drive
Patent:
5,532,886 →
Application:
07/890,029 →
Method for Protecting Data in Media Recording Periphal Devices
Patent:
5,568,608 →
Application:
08/434,031 →
Buffered Intelligent Digital Tape Controller with Onboard Ecc and Featuring Global Control Variables
Patent:
5,581,458 →
Application:
08/441,604 →
Arcuate Scan Tape Drive
Patent:
5,585,978 →
Application:
08/113,996 →
Brushless Motor Speed Control Arrangement Having Derived Common Mode Supply Signal Component
Patent:
5,589,746 →
Application:
08/336,981 →
Method for Packing Variable Size User Data Records into Fixed Size Blocks on a Storage Medium
Patent:
5,592,342 →
Application:
08/247,378 →
Recording Head for Recording Track-Centering Servo Signals on a Multi- Track Recording Medium
Patent:
5,602,703 →
Application:
08/361,773 →
Recognition of Tape Recording Media Type Using Plural in-Line Holes
Patent:
5,608,584 →
Application:
08/450,753 →
System for Recording Track-Centering Servo Signals on Multi-Track Magnetic Medium
Patent:
5,617,269 →
Application:
08/195,580 →
Thin Film Media for Very Low Flying Height/Contact Recording Application
Patent:
5,626,941 →
Application:
07/889,157 →
Economical Wide Range Speed Control System
Patent:
5,642,461 →
Application:
08/337,803 →
Apparatus for Loading and Unloading Cartridges
Patent:
5,652,682 →
Application:
08/552,220 →
Tape Drive with Movable Cartridge Door Opening Mechanism
Patent:
5,660,345 →
Application:
08/557,770 →
Adaptive Compression Caching for Tape Recording
Patent:
5,671,389 →
Application:
08/584,598 →
Method and Arrangement for Initiating Search for Start of Data in Arcuately Recorded Data Tracks
Patent:
5,675,447 →
Application:
08/555,649 →
Apparatus for Combining Linear and Rotational Motion of an Azimuth Read/Write Head
Patent:
5,680,278 →
Application:
08/694,951 →
Device and Method for Storing and Retrieving Data
Patent:
5,684,654 →
Application:
08/310,246 →
Belt Drive Mechanism for a Tape Drive
Patent:
5,690,293 →
Application:
08/555,645 →
Method of Making an Arcuate Scan Tape Drive
Patent:
5,729,890 →
Application:
08/686,306 →
Arrangement and Method for Optimizing the Recorded Signal to Noise Ratio in Contact Recording Systems
Patent:
5,748,396 →
Application:
08/557,771 →
Actuator Bearing Cartridge for Top Down Assembly
Patent:
5,754,372 →
Application:
08/693,824 →
Multi-Drive, Multi-Magazine Mass Storage and Retrieval Unit for Tape Cartridges
Patent:
5,760,995 →
Application:
08/710,033 →
Tape Buckling Mechanism for Single Reel Cartridge Tape Recording
Patent:
5,769,346 →
Application:
08/666,854 →
Multi-Channel, High Speed, Tape Head Contour
Patent:
5,774,306 →
Application:
08/783,570 →
Library for Storing Data-Storage Media
Patent:
5,781,367 →
Application:
08/561,076 →
Tape Cartridge Qualified by Location, and Identified by Geometry, of Type Aperture
Patent:
5,790,337 →
Application:
08/785,916 →
Method and Apparatus for High Speed Searching in Arcuate Scan Tape Drives
Patent:
5,793,552 →
Application:
08/926,572 →
Tape Head Actuator Assembly Having a Shock Suppression Sleeve
Patent:
5,793,574 →
Application:
08/711,618 →
Stove Having Grease Fire Avoidance Circuitry
Patent:
5,796,346 →
Application:
08/147,979 →
Tape Reel with Flange Sections for Uniform Tape Stacking
Patent:
5,803,388 →
Application:
08/749,598 →
Tape Drive Having an Arcuate Scanner and a Method for Calibrating the Arcuate Scanner
Patent:
5,815,337 →
Application:
08/547,270 →
Low Profile Mechanism for Biased Driving of Driven Roller in Tape Cartridge
Patent:
5,833,161 →
Application:
08/605,966 →
Randomly Ordered Data Block Envelope Tape Format
Patent:
5,841,600 →
Application:
08/584,652 →
Servoing and Formatting Magnetic Recording Tape in an Arcute Scanner System
Patent:
5,847,892 →
Application:
08/955,022 →
Economical Wide Range Speed Control System
Patent:
5,854,877 →
Application:
08/732,069 →
Take-Up Reel Lock
Patent:
5,857,634 →
Application:
08/892,500 →
Multi-Channel Magnetic Tape Head Module Including Flex Circuit
Patent:
5,862,014 →
Application:
08/587,425 →
Two Channel Azimuth and Two Channel Non-Azimuth Read-After-Write Longitudinal Magnetic Head
Patent:
5,867,339 →
Application:
08/760,794 →
Tape Media Cartridge System and Components Thereof and Methods of Making and Using the Same
Patent:
5,868,333 →
Application:
08/974,251 →
Media Library Having Locally Vectored Drived Addressing
Patent:
5,883,864 →
Application:
08/804,766 →
Tape Drive with Movable Centering Guide and Door Opening Arrangement
Patent:
5,890,669 →
Application:
08/938,408 →
A Method and an Arrangement for Detecting State Transitions in a Read Signal During a Bit Cell Timing Window
Patent:
5,892,631 →
Application:
08/525,232 →
Wireless Secondary Interface for Data Storage Device
Patent:
5,894,425 →
Application:
08/807,925 →
Computer Architecture for Automated Storage Library
Patent:
5,925,119 →
Application:
08/828,438 →
Voice Coil Driven Positioner for Coarse and Fine Positioning of Magnetic Head in Multi-Track Tape Drive
Patent:
5,901,008 →
Application:
08/828,550 →
Magazine Cassette Locking Device
Patent:
5,936,795 →
Application:
08/811,677 →
Mechanism to Reduce Adjacent Track Interference in a Magnetic Tape Data Storage System
Patent:
5,940,238 →
Application:
08/764,495 →
Laminated Plated Pole Pieces for Thin Film Magnetic Transducers
Patent:
5,940,253 →
Application:
09/048,873 →
Information Memory Apparatus and Library Apparatus Using a Single Magnetic Tape Shared with a Plurality of Tasks
Patent:
5,940,849 →
Application:
08/658,841 →
Method of Writing and Reading Servo on Tracks Having a Longitudinal Gap
Patent:
5,949,604 →
Application:
08/661,576 →
Method for Detecting Data Encoded as State Transitions in a Read Signal
Patent:
5,969,894 →
Application:
09/219,309 →
Positive Engagement Buckle for a Tape Drive and Cartridge
Patent:
5,971,310 →
Application:
09/149,759 →
Method and Apparatus for a Low Cost Multi-Channel Tape Recording Head
Patent:
5,973,872 →
Application:
08/788,126 →
Four Channel Azimuth and Two Channel Non-Azimuth Read-After-Write Longitudinal Magnetic Head
Patent:
5,973,874 →
Application:
09/177,904 →
Voice Coil Driven Positioner for Coarse and Fine Positioning of Magnetic Head in Multi-Track Tape Drive
Patent:
5,978,172 →
Application:
08/577,802 →
Electronic Circuit Board Interface Mounting Bracket
Patent:
5,980,275 →
Application:
08/517,044 →
Methods and Apparatus for Track Centering an Arcuate Scanner Head Assembly
Patent:
5,986,846 →
Application:
08/890,711 →
Data Transducer and Method for Writing Data Utilizing the Bottom Pole as the Trailing Edge of a Thin-Film Magnetic a Tape Write Head
Patent:
5,973,891 →
Application:
08/861,076 →
Magnetoresistive Sensor with Improved Stability
Patent:
5,986,856 →
Application:
08/945,190 →
Tape Leader Pin Assembly and Method for Making the Same
Patent:
6,003,802 →
Application:
09/055,016 →
Tape Cartridge Having Written-in-Defect Servo Patterns for Rapid Head Position Calibration
Patent:
6,018,434 →
Application:
08/782,183 →
Mechanism and Method for Loading a Tape from a Cartridge to a Take-Up Reel
Patent:
6,034,839 →
Application:
09/100,750 →
Two-Part Tape Cartridge Reel Locking Mechansim
Patent:
6,034,850 →
Application:
08/868,596 →
Multiple Cartridge Tape Auto Loader Utilizing a Drive Plate for Positioning of Drive Mechanism
Patent:
6,038,099 →
Application:
08/892,538 →
Method and Apparatus for Multiple Channel Head
Patent:
6,040,964 →
Application:
08/899,082 →
Gear Train Capstan Drive Assembly for a Tape Drive (as Amended)
Patent:
6,043,953 →
Application:
08/880,056 →
System and Method for Performing High-Speed Tape Positioning Operations
Patent:
6,049,848 →
Application:
09/116,151 →
High Speed Reel
Patent:
6,062,500 →
Application:
09/088,796 →
Virtual Magnetic Tape Drive Library System
Patent:
6,067,481 →
Application:
08/968,145 →
A Method for Serializing and Synchronizing Data Packets by Utilizing a Physical Lock System and Control Data Structure for Mutual Exclusion Lock
Patent:
6,067,587 →
Application:
09/098,444 →
Methods and Apparatus for Scanning and Focusing an Ion Beam
Patent:
6,075,249 →
Application:
09/100,927 →
Pivoting Lever Cam Guide Tape Head Positioner
Patent:
6,075,678 →
Application:
09/121,924 →
Independent Double Hub Take-Up Reel Arrangement for Use with a Single Reel Cartridge Tape Drive
Patent:
6,082,652 →
Application:
08/966,195 →
Arcuat Scan Read/Write Assembly
Patent:
6,088,183 →
Application:
08/337,255 →
Buckler for a Tape Drive
Patent:
6,092,754 →
Application:
09/276,330 →
Cartridge Buckler for a Tape Drive
Patent:
6,095,445 →
Application:
09/145,861 →
Tape Drive with Movable Centering Guide and Door Opening Arrangement
Patent:
6,095,446 →
Application:
09/259,588 →
Multi-Drive, Multi-Magazine Mass Storage and Retrieval Unit for Tape Cartridges
Patent:
6,097,566 →
Application:
09/053,672 →
Methods and Apparatus for Calibration of a Rotating Scanner to a Plurality of Data Track Groups Recorded on a Tape
Patent:
6,101,061 →
Application:
08/943,041 →
Magnetic Tape
Patent:
6,103,365 →
Application:
09/176,722 →
Apparatus and Method for Detecting Read/Write Gap Failure and Switching to an Alternative Read/Write Gap
Patent:
6,111,708 →
Application:
08/763,394 →
Data Track Edge Follower Servo Method and Apparatus
Patent:
6,108,159 →
Application:
08/891,950 →
Reel Lock and Coupling Engagement Mechanisms for a Cartridge
Patent:
6,113,020 →
Application:
09/064,838 →
Tape Support System for Arcutate Scan Rotating Head
Patent:
6,115,218 →
Application:
08/859,516 →
Roller-Inserter for Use with Cartridge Style Information Storage Media
Patent:
6,120,230 →
Application:
08/917,152 →
Method and Apparatus for Storage Application Programming Interface for Digital Mass Storage and Retreival Based Upon Data Object Type or Size and Characteristics of the Data Storage Device
Patent:
6,128,717 →
Application:
09/009,622 →
Flat Servo Bursts for Arcuate Track Scanner
Patent:
6,130,792 →
Application:
08/891,094 →
Four Channel Azimuth and Two Channel Non-Azimuth Read-After-Write Longitudinal Magnetic Head
Patent:
6,130,804 →
Application:
09/370,459 →
Media Handling System and Method
Patent:
6,138,909 →
Application:
09/120,975 →
Method of Reading of Recording Information from a Magnetic Tape That Compensates for Track Pitch Changes
Patent:
6,141,174 →
Application:
09/135,411 →
Tape Drive Data Storage Device Having Perpendicularly Adjusted Tape Guides
Patent:
6,141,184 →
Application:
09/066,101 →
Encoding Apparatus for Raid-6 System and Tape Drives
Patent:
6,148,430 →
Application:
09/079,757 →
Method and Apparatus for Preventing Electrostatic Damage to the Read/Write Head of a Tape Drive
Patent:
6,157,516 →
Application:
09/191,362 →
Door Hinge
Patent:
6,163,431 →
Application:
09/062,546 →
Storage Medium Cartridge Having an Integral Key
Patent:
6,175,470 →
Application:
09/244,238 →
Rate 321/33 (D=0, K=6) Run Length Limited Modulation Code Having Optimized Error Propagation
Patent:
6,184,806 →
Application:
09/042,243 →
Tape Drive Connection Sensing Assembly
Patent:
6,186,430 →
Application:
09/293,585 →
Backward Compatible Head and Head Positioning Assembly for a Linear Digital Tape Drive
Patent:
6,188,532 →
Application:
09/149,733 →
Library for Storing Data-Storage Media and Having an Improved Media Transporter
Patent:
6,198,984 →
Application:
09/062,662 →
Data Cartridge Loading and Unloading Apparatus and Method of Use
Patent:
6,204,992 →
Application:
09/096,280 →
Reel lock and coupling engagement mechanisms for a cartridge
Patent:
6,234,416 →
Application:
09/628,511 →
Modulation Encoders and Decoders
Patent:
6,236,340 →
Application:
09/225,259 →
Leaderless Tape Drive
Patent:
6,241,171 →
Application:
09/048,929 →
Optical Apparatus for Tracking a Magnetic Tape
Patent:
6,246,535 →
Application:
09/191,766 →
Guiding Assembly for Protecting a Magnetic Tape Head
Patent:
6,257,514 →
Application:
09/344,635 →
Library for Storing Data-Storage Media and Having a Removable Interface Module
Patent:
6,266,574 →
Application:
09/062,522 →
Wide Tape Cartridge
Patent:
6,267,313 →
Application:
09/440,459 →
Tape Support
Patent:
6,267,325 →
Application:
09/311,651 →
Error Checking Technique for Use in Mass Storage Systems
Patent:
6,269,464 →
Application:
09/098,449 →
System for Controlling Compatibility of Tape Cartridges Having the Same Form Factor
Patent:
6,270,030 →
Application:
09/407,817 →
Tape Cartridge
Patent:
6,271,991 →
Application:
09/330,407 →
Self Calibrating Embedded Stripe Based Timing Tracking Servo System for Helical Recorders
Patent:
6,281,675 →
Application:
09/250,670 →
Flat servo bursts for arcuate track scanner
Patent:
6,285,519 →
Application:
09/625,054 →
Self-Aligned Metal Film Core Multi-Channel Recording Head for Tape Drives
Patent:
6,288,870 →
Application:
09/006,281 →
Offset Gear Segment Arm Employed to Accommodate the Meshing Alignment in a Tape Cartridge-Loading Mechanism
Patent:
6,292,325 →
Application:
09/387,566 →
Recessed Bezel Apparatus
Patent:
6,297,949 →
Application:
09/060,219 →
Disk Drive Sled Insertion and Removal System
Patent:
6,304,439 →
Application:
09/385,809 →
Controlled Tape Stopping with Feed Forward During Power Loss
Patent:
6,305,628 →
Application:
09/440,552 →
Tape Head Positioning Device for Adjusting Azimuth Head Tilt
Patent:
6,307,718 →
Application:
08/918,477 →
Buckler for a tape drive
Patent:
6,311,915 →
Application:
09/595,426 →
Reel lock and coupling engagement mechanisms for a cartridge
Patent:
6,318,657 →
Application:
09/840,068 →
Magnetic tape
Patent:
6,319,595 →
Application:
09/529,930 →
Roller Guide System for Delivery of Tape Media Along a Tape Path
Patent:
6,320,727 →
Application:
09/370,977 →
Tape Drive Emulation System Including Tape Library Interace
Patent:
6,324,497 →
Application:
09/116,150 →
Backward compatible head and head positioning assembly for a linear digital tape drive
Patent:
6,331,920 →
Application:
09/685,418 →
Mini-Cartridge Adapter for Adapting a Mini-Cartridge to an Industry Standard Tape Cartridge Format
Head tilting mechanism for tape drives
Patent:
6,349,020 →
Application:
09/686,485 →
Tape drive ejection assembly
Patent:
6,349,891 →
Application:
09/615,550 →
Electronically Damped Flexure Based Actuator System
Patent:
6,359,748 →
Application:
09/208,077 →
Takeup Leader for Single Reel Tape Drives with Increased Flexibility for Improved Performance
Patent:
6,360,979 →
Application:
09/619,978 →
Floating Tape Head Having Side Wings for Longitudinal and Azimuth Play Back with Minimized Tape Wrap Angle
Multi-Step Stud Design and Method for Producing Closely Packed Interconnects in Magnetic Recording Heads
Patent:
6,375,063 →
Application:
09/354,825 →
Multi-Layered Drive Leader for a Tape Drive
Patent:
6,375,108 →
Application:
09/615,279 →
Apparatus and Method for De-Coupling Grabber from Take-Up Reel
Patent:
6,378,796 →
Application:
09/679,879 →
Method for Reducing Radio Frequency Emissions on High-Speed Serial Buses
Patent:
6,380,873 →
Application:
09/608,148 →
Takeup Reel for Single Reel Tape Drives
Patent:
6,386,470 →
Application:
09/577,714 →
Tape Cartridge-Loading Mechanism
Patent:
6,392,836 →
Application:
09/314,970 →
Technique for Opening Door of a Tape Cartridge to Access the Tape Leader Pin
Patent:
6,392,837 →
Application:
09/387,554 →
Drive leader and take-up reel for a tape drive
Patent:
6,398,143 →
Application:
09/670,857 →
Flexible Circuit Routing Configuration for a Fine/Coarse Positioner for a Tape Drive
Five and One-Quarter Inch Form Factor Combination Dat Tape Drive and Cassette Magazine Loader
Patent:
6,424,481 →
Application:
08/775,620 →
Flat Tape Head with Cantilevered Tape Supports
Patent:
6,424,496 →
Application:
09/594,217 →
Improved Flexible Trace Interconnect Array for Multi-Channel Tape Head
Patent:
6,424,499 →
Application:
09/283,313 →
Tape Reel Minimizing Print Through
Patent:
6,427,934 →
Application:
09/191,250 →
Multiport Memory Architecture with Direct Data Flow
Patent:
6,434,674 →
Application:
09/542,585 →
Self Calibrating Embedded Stripe Based Timing Tracking Servo System for Helical Recorders
Tape Cartridge Leader for Single Reel Tape Cartridges Having Increased Flexibility for Improved Performance
Patent:
6,439,489 →
Application:
09/910,089 →
Transfer Linkage for a Cartridge Adapter of a Tape Drive
Patent:
6,445,533 →
Application:
09/573,492 →
Method for Preventing a Reverse Connection Failure in a Single Reel Tape Drive
Patent:
6,450,431 →
Application:
09/542,150 →
Tape Cartridge
Patent:
6,450,432 →
Application:
09/657,860 →
Track Width Definition by Patterning of Shared Pole for Integrated Thin Film/Magnetoresistive Head
Patent:
6,456,460 →
Application:
09/437,954 →
System and Method Requiring Zero Insertion Force and Positive Retention of Removable Storage Media in a Data Storage Subsystem
Floating Tape Head Having Side Wings for Longitudinal and Azimuth Play Back with Minimized Tape Wrap Angle
Velocity Feedback Measurement Method
Patent:
6,470,291 →
Application:
09/404,604 →
Techniques for Compensating for High Initial Unloading Force Requirement in Tape Cartridge-Loading Mechanism
Patent:
6,473,262 →
Application:
09/314,974 →
Transport Mechanism for a Storage System
Patent:
6,488,462 →
Application:
09/482,148 →
Tape Cartridge with a Cell for a Leader Hook Member and a Cell for a Leader
Patent:
6,490,133 →
Application:
09/657,688 →
Tape Path Adjustment Tool
Interfaces for an Open Systems Server Providing Tape Drive Emulation
Patent:
6,496,791 →
Application:
09/111,691 →
Data Storage Unit Having Plural Removable Magazines
Patent:
6,498,771 →
Application:
09/588,217 →
Tape Leader Pin Assembly and Method for Making the Same
Multi-Purpose Wide Media Cartridges and Cartridge Chassis Subassemblies
Method and Apparatus for Read-After-Write Verification with Error Tolerance
Patent:
6,512,644 →
Application:
09/576,735 →
Cabling Picker in a Library of Stationary Memory Devices
Castellation Technique for Improved Lift-Off of Photoresist in Thin-Film Device Processing and a Thin-Film Device Made Thereby
Patent:
6,524,689 →
Application:
09/429,379 →
Picking Mechanism with Ventilation System for Automated Library of Menory Storage Units
Cartridge Stop/Compression Pad for a Tape Cartridge Picker
Releasable, Repeatable Electrical Connection Employing Compression
Library for Storing Data-Storage Media and Having a Removable Interface Module
Shock Mount for a Device Packaged in a Portable Cartridge
Tape Cartridge Leader for Single Reel Tape Cartridges Having Increased Flexibility for Improved Performance
Multiple-Layer Backcoating for Magnetic Tape
Patent:
6,558,774 →
Application:
09/376,118 →
Method of Detecting and Correcting for Slippage of a Tape Media in a Tape Storage Device
Half-Inch Tape Drive in Half High Form Factor
Patent:
6,568,618 →
Application:
09/575,977 →
System for Detecting an Edge of a Moving Data Storage Medium
Dynamic Adjustment of Multiple Sequential Burst Data Transfers
Patent:
6,571,302 →
Application:
10/172,405 →
Method for Unlocking a Single Reel Tape Cartridge Locking Mechanism in a Tape Cartridge Load Operation
Variable Width Flat Tape Head for Bi-Directional Contact Recording and Method for Making the Same
Cartridge Magazine for a Tape Library
Patent:
6,580,582 →
Application:
09/411,144 →
Retracting Door Assembly
Patent:
6,581,865 →
Application:
10/051,587 →
Tape Head with Transducer Supports Having Raised, Wear-Resistant Surfaces at Edges of Softer Core
"Take-Up Reel Leader for Dlt Tape Deive"
Patent:
6,588,694 →
Application:
09/515,463 →
Chucking Confirming Method
Suspension System for a Head-Carriage Assembly for a Magnetic Tape Drive
Patent:
6,594,118 →
Application:
09/684,664 →
Guiding Method Utilizing Roller Surface Features
Magazine for a Plurality of Removable Hard Disk Drives
Patent:
6,600,703 →
Application:
09/844,130 →
Single Tape Cartridge Interface Having a Cartridge Reinsertion Preventing Mechanism in an Automated Autoloader/Library System
Systems and Methods for Providing Beginning-of-Tape and End-of-Tape Indicators
Patent:
6,606,220 →
Application:
09/330,406 →
Tape Head with Support Bars
Patent:
6,611,398 →
Application:
09/370,456 →
Method for Buckler Rotation Test
Patent:
6,614,611 →
Application:
09/659,362 →
Thermal Cooling System for Densely Packed Storage Devices
Quick Release Fastening System for Storage Devices
Position Sensors for Tape Loading Mechanism
Tape Drive Cartridge Latching Mechanism
Patent:
6,621,657 →
Application:
10/026,546 →
Mass Storage Device with Network Interface
Patent:
6,622,164 →
Application:
09/152,035 →
Rolling Element for Guiding a Hub Filler in a Tape Drive
Patent:
6,626,387 →
Application:
09/907,623 →
Storage Structure for Storing Formatted Data on a Random Access Medium
Transport Mechanism for a Storage System
Hard Disk Drive Picking Device and Method
Patent:
6,650,601 →
Application:
09/844,131 →
Leader Tape and Tape Cartridge
Method for Locating Data Tracks on a Tape Media
Backward Compatible Tape Support
Tape Drive Leader Connection Sensing Assembly
Portable Data Storage Drive Cartridge with External Interface at Each End
Tape Cartridge Transport Magazine for an Automated Tape Cartridge Autoloader/Library System
Compact Form Factor for an Automated Tape Cartridge Autoloader/Library System
Gripper Assembly Apparatus for Interfacing with a Storage Device
Patent:
6,693,859 →
Application:
09/843,664 →
Removable Disk Drive with Separable Electrical and Mechanical Components
Forced Air Cooling Fan Having Pivotal Fan Blades for Unidirectional Air Flow
Repositionable Memory Element in a Single Reel Tape Cartridge
Apparatus and Systems for Lifting a Tape Drive Transducer Head
Automated Tape Library
Patent:
6,710,962 →
Application:
09/688,723 →
Rotary Magazine Tape Storage System
Tape Media Guiding Assembly for Protecting a Tape Head
Castellation Technique for Improved Lift-Off of Photoresist in Thin-Film Device Processing and a Thin-Film Device Made Thereby
Releasable, Repeatable Electrical Connection Employing Compression
Patent:
6,722,895 →
Application:
10/336,487 →
Media Library with Fail Over Capability
Patent:
6,725,394 →
Application:
09/678,900 →
Automated Library System Including a Gripper Assembly Apparatus for Interfacing with a Storage Device
Method of Writing Servo Signal on Magnetic Tape
Patent:
6,741,415 →
Application:
09/890,898 →
Portable Data Storage Cartridge Encoded Multi-Position Mechanical Indicator
Library of Hard Disk Drives with Transparent Emulating Interface
Method for Acceleration of Storage Devices by Returning Slightly Early Write Status
Patent:
6,757,767 →
Application:
09/583,598 →
Data Storage Media Library with Scalable Throughput Rate for Data Routing and Protocol Conversion
Multi-Channel Magnetic Tape System Having Optical Tracking Servo
Tension/Compression Compliant Link for Cartridge Loading Apparatus
Method of Writing Servo Signal on Magnetic Tape
Patent:
6,771,450 →
Application:
09/890,996 →
Erasure Correction for Ecc Entities
Strain Relief for Flexible Circuit
Lateral Tape Motion Sensor
Thermal Cooling System for Densely Packed Storage Devices
Concurrent Read and Write Access to Simulated Sequential Data of a Removable Random Access Data Storage Medium
Real Time Statistical Computation in Embedded Systems
Patent:
6,785,632 →
Application:
10/080,696 →
Thermal Insulator for Protecting a Storage Tape in a Tape Drive
Tool-Less Field Replaceable Peripheral Mounting System
Method for Calibrating a Tape Media Using Staggered Calibration Tracks
Method and Apparatus for Reinitializing a Tape Drive After a Power Loss
Patent:
6,804,077 →
Application:
09/907,676 →
Shutter Mechanism for a Portable Data Storage Cartridge
Tape Cartridge Picker for an Automated Tape Cartridge Autoloader/Library System
Storage Device Apparatus Having Multiple Interfaces
Gripper Assembly for Interfacing with Portable Storage Devices in a Storage Library
Automated Tape Cartridge Autoloader/Library System
Patent:
6,829,116 →
Application:
09/710,645 →
Programmable Write Equalization Circuit
Releasable, Repeatable Electrical Connection Employing Compression
Magnetic Track Following Servo Algorithm Using Signal Quality
Creating Virtual Private Connections Between End Points Across a San
Patent:
6,845,387 →
Application:
09/545,436 →
Stackable Connector System for Automated Removal/Addition in a Storage Media Library
1U Rack Mount Equipment Enclosure with Increased Structural Support
Spatial Filtering of Laser Ghosts
Releasable, Repeatable Electrical Connection Employing Compression
Magnetic Servo of a Recording Head
Hard Disk Drive Library
Storage Device Mounted in Portable Data Storage Media Type Cartridges
Thin Film Recording Head with a Localized Coating to Protect Against Corrosion and Electrostatic Discharge
Tape Guiding Assembly for a Tape Drive
Patent:
6,886,766 →
Application:
10/342,286 →
Storage System Utilizing an Active Subset of Drives During Data Storage and Retrieval Operations
Multi-Receiver Cartridge Transport System
Buckler Assembly Having a Drive Leader Sensor in a Tape Drive
Head Shield for a Tape Drive
Tape Cartridge Format Identification in a Single Reel Tape Handling Device
Tape Drive Leader Connection Sensing Assembly
Cartridge Housing for Inhibiting Damage to Recording Media
Tape Head with Thin Support Surface and Method of Manufacture
Method for Verifying Functional Integrity of Computer Hardware, Particularly Data Storage Devices
Patent:
6,938,188 →
Application:
10/058,243 →
Triple Push-Pull Optical Tracking System
Patent:
6,940,676 →
Application:
09/588,891 →
Optical to Magnetic Alignment in Magnetic Tape System
Method and Apparatus for Written-in Tracking Error Compensation for Linear Tape Drives
Library for Storing Data-Storage Media and Having a Removable Interface Module
Removable Disk Storage Array Emulating Tape Library Having Backup and Archive Capability
Optical Servo Track Identification on Tape Storage Media
Workshelf for a Computer Rack
Single Reel Tape Cartridge with Tape Reel Centering Features
Media Drive Module and Storage Library System
Magnetic Media with Embedded Optical Servo Tracks
One and Three Quarters Inch Form Factor Tape Cartridge Autoloader
Tape Cartridge
Tension Feedback System for a Tape Drive
Tape Cartridge Improved Boss Door
Optical Sensor to Recording Head Alignment
Point-To-Point Protocol
Magnetic Tape Head with Thinfilm Thermosensors for Head-Media Interface Temperature Monitoring
Method for Forming a Servo Pattern on a Magnetic Tape
Patent:
7,029,726 →
Application:
09/361,669 →
Method and Apparatus for Reinitializing a Tape Drive After a Power Loss
Current Control Loop Bias Calibration by Integration
Patent:
7,038,417 →
Application:
11/065,705 →
Tamper Resistant Write Once Recording of a Data Storage Cartridge Having Rewritable Media
Patent:
7,038,874 →
Application:
10/440,694 →
Magnetic Recording Tape Drive with Tape Guide Assembly Having Dampening Disk
Detection of a Lower Limit of Tape Head Travel in a Single Reel Tape Drive
Enhanced Read Margining Using Dither Enhanced Write Marginalization for Mass Data Storage Applications
System for Marketing Leisure Activity Services Through Prepaid Tickets
Tape Drive Apparatus Having an Arrangement for Capturing and Retaining a Leader Pin from a Tape Cartridge
Tape Guiding Reel
Releasable, Repeatable Electrical Connection Employing Compression
Accelerated Raid with Rewind Capability
Error Correction Codes
Edge Guiding Tape Reel
Electromagnetic Void-Sensing Probes and Position Control Systems
Tape Drive with Automatic Adaptation for Different Size Tape Cassettes
Multiple Format Magnetic Storage Media Drive
Methods for Controlling the Use of a Cleaning Cartridge for Tape Drives
Self-Centering Tape Reel for Single Reel Tape Cartridges
Servo Methods and Systems Using Existing Data Structures and Medium Edge Position
Modular Data Cartridge Library
Multi-Channel Magnetic Tape System Having Optical Tracking Servo
System and Method for Library Inventory
Methods and Systems for Magnetic Recording
System and Method for Library Robotics Positional Accuracy Using Parallax Viewing
Data Storage Devices for Large Size Data Structures
Patent:
7,124,124 →
Application:
09/577,637 →
Tape Media Identification Code
Motor/Encoder Assembly for Tape Drives
Patent:
7,126,786 →
Application:
10/259,738 →
Interfaces for an Open Systems Server Providing Tape Drive Emulation
Tape Drive Apparatus with a Head Alignment System
Patent:
7,133,262 →
Application:
10/259,524 →
Locking Dual Hub Tape Reel for Tape Drives
Servo Methods and Systems Using Masked Medium Edge Position Sensors
Servo Methods and Systems Using Existing Data Structures and Optical Masks
Motor/Encoder Assembly for Tape Drives
Method of Generating Control Commands in a Distributed Mass Data Storage Library Network
Method and Apparatus for Attaching More Than Two Disk Devices to an Ide Bus
Optical Apparatus for Tracking a Magnetic Tape
Diffractive Position Sensors and Control Systems
Systems and Method for Forming a Servo Pattern on a Magnetic Tape
Patent:
7,153,366 →
Application:
09/718,818 →
Multi-Format Thinfilm Head and Associated Methods
System and Method for Controlling the Speed of a Tape Drive
System for Marketing Leisure Activity Services Through Prepaid Tickets
Mam Assembly Process and Features
Servo Track Having Periodic Frames of Tone Field and Embedded Synchronization Marks
Optical Recording Article
Extended Error Correction Codes
Magnetic Tape Cartridge Having a Data Storage Medium Connected to an Integral Cleaning Tape Section
Improved Performance Tape Cartridge Leader for Single Reel Tape Cartridges
Method of Producing Flux Guides in Magnetic Recording Heads
Emulation of Auxiliary Memory
Stationary Tape Guide with Spring Arrangement and Ceramic Guide Portion Mating with Plastic Mounting Portion
Patent:
7,180,708 →
Application:
11/136,836 →
Dual Source Tracking Servo Systems and Associated Methods
Creating a Backup Volume Using a Data Profile of a Host Volume
Method and System for Tracking Magnetic Media with Embedded Optical Servo Tracks
System and Method for Tape Drive Under Run Control
Automated Storage Library Gripper with Finger Position Detector
System and Method for Measuring the Position of a Tape Drive Head
Media Cartridge Having Reel Suspension System and Method of Manufacture
Automated Storage Library Gripper Apparatus and Method
Data Compression with Selective Encoding of Short Matches
Channel Processor Using Reduced Complexity Ldpc Decoder
Methods and Systems for Overwrite Protected Storage Media
Head Actuator Assembly for a Tape Drive
Correcting Data Having More Data Blocks with Errors Than Redundancy Blocks
Error Correction Decoder Using Cells with Partial Syndrome Generation
Correlation Receiver for Demodulating Servo Track Information
System and Method for Tape Drive Control
Media Cartridge Autoloader
Servo Track Having Periodic Frames of Tone Field and Embedded Synchronization Marks
Motor/Encoder Assembly for Tape Drives
Motor/Encoder Assembly for Tape Drives
Adaptive Tape Drive Roller Guide
Magnetic Tape
Magnetic Head with Adaptive Data Island and Mini-Outrigger and Methods of Manufacture
Logical Library Architecture for Data Storage Applications and Methods of Use
Patent:
7,263,596 →
Application:
10/738,194 →
System and Method for Testing Media Device Doors
Bounding Defective Regions of a Tape Storage Medium
Magnetic Head with Mini-Outriggers and Method of Manufacture
System and Method for Protecting Head Elements of a Tape Drive
Extendable Storage Bin Mounting for Automatic Storage Library
Magnetic Tape
Methods and Systems for Providing Predictive Maintenance, Preventative Maintenance, and/or Failure Isolation in a Tape Storage Subsystem
Correcting Data Using Redundancy Blocks
Methods of Manufacturing Magnetic Heads with Reference and Monitoring Devices
Tape Drive Head Cleaner
Integrated Reel Locking Device for Media Cartridge and Associated Methods of Manufacture
Correlation Servo for Positioning Recording Head
Robotic Corner Negotiating Systems and Methods for Automated Storage Libraries
Producing a Mass Storage Backup Using a Log of Write Commands and Time Information
Patent:
7,334,098 →
Application:
09/588,242 →
System for Marketing Leisure Activity Services Through Prepaid Tickets
Locking Dual Hub Tape Reel for Tape Drives
Cartridge Carrier
Data Storage System and Process
Emulated Backup Tape Drive Using Data Compression
Cable Connection Apparatus
Prml Based Magnetic Servo Position Demodulator
Media Cartridge Autoloader
Media Cartridge Autoloader
Media Cartridge Autoloader
Introducing a Noise Signal into a Read-Back Signal When Data Is Written to a Removable Data Storage Medium
Head Actuator Design for a Low Profile Tape Drive
Measuring and Correcting Asymmetry in Magnetic Recording Devices
Patent:
7,382,561 →
Application:
11/173,780 →
External Desktop Dock for a Cartridge-Based Data Storage Unit
Cartridge Transport Assembly
Media Cartridge Autoloader
Computer Peripheral Device Mounting Arrangement with Two Locking Elements
Cartridge Reel Centering Device
Tape Cartridge for Testing and Repairing a Tape Head of a Type Drive
Patent:
7,395,983 →
Application:
11/786,909 →
Tape Drive Sensor System
Single Reel Tape Cartridge Having Guide Surface
Flexible Mounts for Parallel Shafts on an Extension Mechanism
Write Protected Magnetic Storage Media and Associated Methods
Head Actuator Assembly for a Tape Drive
Tape Cartridge Soft Load System
Tape Cartridge with Multiple Keying Features
Ltm Compensation Methods and Systems for Magnetic Servo Writing
Method for Constructing Rll Codes of Arbitrary Rate
Azimuth Compensation Using Combination Bump Pes Detection
Method and Systems for a Highly Error Tolerant Tape Format
Single Reel Tape Cartridge Having Guide Surface
Tape Drive Apparatus with a Head Alignment System
Tape Drive with a Single Reel Tape Cartridge Having Single Guide Surface and Method for Driving
Associating Events with the State of a Data Set
Patent:
7,447,850 →
Application:
10/960,331 →
Method and Apparatus of Maintaining Tension in a Tape
Patent:
7,455,254 →
Application:
09/911,740 →
Piezoelectric Micro-Actuator for Magnetic Tape Read/Write Head
Servo Writing and Decoding Position Error Signal for Linear Tape Drives
Tape Cartridge Write Protect Mechanism
Center Reel Lock Storage Device
Compact Picker Systems and Methods for Automated Storage Libraries
Cartridge Buckle Reinforcement and Damage Indicator
Ultra High Track Density Adaptive Head Core Track Pitch Control
Universal Housing for Holding Storage Devices
Data Storage System for Storing Data in Different Types of Data Storage Media
Noise Tolerant Phase Locked Loop
Data Flow Control and Bridging Architecture Enhancing Performance of Removable Data Storage Systems
Auto-Servo Tape System and Associated Recording Head
Media Cartridge Autoloader
Media Cartridge Autoloader
Head Actuator Design for a Low Profile Tape Drive
Media Cartridge Autoloader
Cartridge Carrier
Media Library Assembly Having First Data Transfer Assembly That Receives First Command Signal and Transmits Second Command Signal to Second Data Transfer Assembly to Decrease Time-To-Data
Low Impedance Flexible Circuit for Tape Head
Servo Track Having Periodic Frames of Tone Field and Embedded Synchronization Marks
Servo Track Having Periodic Frames of Tone Field and Embedded Synchronization Marks
Lockable Ejection System and Method
Read/Write Head Azimuth Determination via Servo Band Signal Information
Adjustment System Using Ball-Ended Guide Rods to Align Tape Drive Heads
Hub Lock/Head Cleaning Dual Purpose Mechanism
Intelligent Tape Drive Assembly That Diagnoses and Repairs Its Own Tape Drives
Multiple Lun Support for Sata Devices
Time Delimited Multiple Admission Method and System
Tape Tension Sensor
Data Flow Control and Bridging Architecture Enhancing Performance of Removable Data Storage Systems
Data Error Detection During Media Write
Cable Connection Apparatus
Data Storage and Protection Apparatus and Methods of Data Storage and Protection
Auto-Servo Tape System and Associated Recording Head
Buckler for Tape Drives
Method and Apparatus for Implementing Error Correction Coding in a Random Access Memory
Narrow Width Actuator for Tape Drive Systems
Logical Library Architecture for Data Storage Applications and Methods of Use
Multi-Rate Tracking with a Multi-Actuator Servo Control
Patent:
7,684,144 →
Application:
12/260,937 →
Error Correction Algorithm Using Interleaved Parity Check and Reed-Solomon Code
Cartridge Reel Lock Release Sensing Systems and Methods
Method for Constructing Rll Codes of Arbitrary Rate
Method and Apparatus for Interpolating Peak Detection of Servo Stripe Pulses
Methods, Systems and Apparatus for Reducing the Effects of Tape Dimensional Stability
Apparatus and Method for Virtualizing Data Storage Media, Such as for Use in a Data Storage Library Providing Resource Virtualization
Magnetic Recording Heads with Bearing Surface Protections
Adjacent Track Readers
Connecting Multiple Peripheral Interfaces into One Attachment Point
Recovery of Data on a Primary Data Volume
Password-Based Media Cartridge Authentication
Patent:
7,779,220 →
Application:
11/686,891 →
Data Storage System for Storing Data in Different Types of Data Storage Media
Method and Apparatus for Storing Data with Reduced Redundancy Using Data Clusters
Implementing Power Savings in an Automated Storage System
Servo Error Detection and Compensation Utilizing Virtual Data Tracking Servo Methods
Data Flow Control and Bridging Architecture Enhancing Performance of Removable Data Storage Systems
Data Storage System Including Unique Block Pool Manager and Applications in Tiered Storage
Windowed Level Detector for Partial Response Channels
Ultra High Track Density Adaptive Head Core Track Pitch Control
Multi-Channel Timing Recovery System
Time Delimited Multiple Admission Method and System
Repair of a Corrupt Data Segment Used by a De-Duplication Engine
Service Provision Method and System Employing Threshold Range of Pricing and Leveling
Apparatus and Method for Partitioning Data Blocks
Electronic Measurement of Off-Center Run-Out and Reel-Hub Mismatch
Strengthening Parity Check Bit Protection for Array-Like Ldpc Codes
Master Calibration Channel for a Multichannel Tape Drive
Patent:
7,961,415 →
Application:
12/695,293 →
Method and System for Adaptive Timing Recovery
Methods and Systems for Improving Read Performance in Data De-Duplication Storage
Methods and Systems for Vectored Data De-Duplication
Clustered Storage Network
Tape Architecture and a Head Architecture for a Linear Tape Drive Having a Reduced Actuator Stroke
Automatically Assigning a Multi-Dimensional Physical Address to a Data Storage Device
Data Flow Control and Bridging Architecture Enhancing Performance of Removable Data Storage Systems
Data Storage System
Method and Apparatus for Detecting the Presence of Subblocks in a Reduced-Redundancy Storage System
Dual Stage Head Actuator Assembly for Tape Drive
Method and Apparatus for Tape Drive Data Logging
Methodology and Apparatus for Soft-Information Detection and Ldpc Decoding on an Isi Channel
Related Assignments
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Oct 21, 2016
From: QUANTUM CORPORATION
To: TCW ASSET MANAGEMENT COMPANY LLC, AS AGENT
Reel/Frame 040451/0183 →
Release of Security Interest
Oct 25, 2016
From: WELLS FARGO CAPITAL FINANCE, LLC, AS AGENT
To: QUANTUM CORPORATION
Reel/Frame 040474/0079 →
Security Interest
Oct 25, 2016
From: QUANTUM CORPORATION
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 040473/0378 →
Security Interest
Aug 27, 2018
From: QUANTUM CORPORATION
To: TCW ASSET MANAGEMENT COMPANY LLC, AS AGENT
Reel/Frame 046707/0752 →
Security Interest
Aug 29, 2018
From: QUANTUM CORPORATION
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 046744/0570 →
Release of Security Interest
Dec 27, 2018
From: TCW ASSET MANAGEMENT COMPANY LLC, AS AGENT
To: QUANTUM CORPORATION
Reel/Frame 047988/0642 →
Security Interest
Dec 27, 2018
From: QUANTUM CORPORATION, AS GRANTOR; QUANTUM LTO HOLDINGS, LLC, AS GRANTOR
To: U.S. BANK NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 049153/0518 →
Release of Security Interest
Dec 28, 2018
From: TCW ASSET MANAGEMENT COMPANY LLC, AS AGENT
To: QUANTUM CORPORATION
Reel/Frame 047865/0556 →
Security Interest
Jan 8, 2019
From: QUANTUM CORPORATION
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 048029/0525 →
Security Interest
Aug 5, 2021
From: QUANTUM CORPORATION; QUANTUM LTO HOLDINGS, LLC
To: BLUE TORCH FINANCE LLC, AS AGENT
Reel/Frame 057107/0001 →
Release of Security Interest
Aug 10, 2021
From: U.S. BANK NATIONAL ASSOCIATION
To: QUANTUM CORPORATION; QUANTUM LTO HOLDINGS, LLC
Reel/Frame 057142/0252 →
Assignment of Assignor's Interest
Apr 24, 2025
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To: ALTER DOMUS (US) LLC, AS AGENT FOR THE SECURED PARTIES
Reel/Frame 071019/0850 →
Termination and Release of Supplement to Intellectual Property Security Agreement at Reel/Frame No. 46744/0570
Aug 19, 2025
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To: QUANTUM CORPORATION
Reel/Frame 072542/0270 →
Termination and Release of Amended and Restated Intellectual Property Security Agreement at Reel/Frame No. 48029/0525
Aug 19, 2025
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To: QUANTUM CORPORATION
Reel/Frame 072542/0594 →
Termination and Release of Intellectual Property Security Agreement at Reel/Frame No. 40473/0378
Oct 8, 2025
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To: QUANTUM CORPORATION
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Intellectual Property Security Agreement
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Reel/Frame 074024/0084 →