Patent Assignment
Reel/Frame 018688/0813
Assignment of Assignor's Interest
Recorded: 2006-12-20
Pages: 8
Assignor
EXABYTE CORPORATION
Executed: 2006-11-20
Assignee
TANDBERG DATA CORP.
2108 55TH STREET, BOULDER, COLORADO, 80310
Covered Properties
(64)
Apparatus and Method for Enabling Rapid Searching of Helically Recorded Magnetic Tape
Patent:
4,845,577 →
Application:
07/048,385 →
Apparatus and Method for Formatting and Recording Digital Data on Magnetic Tape
Patent:
4,835,628 →
Application:
07/048,406 →
Cyclical Servo Zone Tracking Method and Aooaratus for Helical Scan Recording Devices
Patent:
4,843,495 →
Application:
07/057,296 →
Multiple Pass Error Correction Process and Apparatus for Product Codes
Patent:
4,845,714 →
Application:
07/059,454 →
Method and Apparatus for Determining the Coefficients of a Locator Polynomial
Patent:
4,845,713 →
Application:
07/059,642 →
Method and Apparatus for Synchronizing Timing Signals for Helical Scan Recorder
Patent:
5,065,261 →
Application:
07/434,008 →
Dual Channel Helical Recorder
Patent:
5,142,422 →
Application:
07/670,404 →
Picker Mechanism for Data Cartridges
Patent:
5,487,579 →
Application:
08/112,260 →
Helical Scan Method and Apparatus for Adusting Media Speed to Read Non -Native Formats
Patent:
5,535,068 →
Application:
08/180,485 →
Computer Security Apparatus with Password Hints
Patent:
5,425,102 →
Application:
08/257,679 →
Method and Apparatus for Controlling Media Linear Speed in a Helical Scan Recorder by Reading Servo Information Just After Writing the Servo Information
Patent:
5,680,269 →
Application:
08/337,620 →
Capstanless Helical Drive System
Patent:
5,726,826 →
Application:
08/469,865 →
Method and Apparatus for Determing Desired Rotational Velocity of Take-Up Reel for Helical Scan Recorder
Patent:
5,734,518 →
Application:
08/476,367 →
Capstanless Helical Drive System
Patent:
5,602,694 →
Application:
08/527,702 →
System for Dynamically Determining Motion and Reconnect Thresholds of a Storage Media Based on the Effective Transfer Rate
Patent:
5,872,997 →
Application:
08/800,394 →
Method of Determining Axial Offset Distance in Helical Scan Tape Drive
Patent:
5,978,165 →
Application:
08/825,295 →
Tracking of Non-Native Stripes in Helical Scan Tape Drive
Patent:
6,134,072 →
Application:
08/826,055 →
Preparation and Usage of Dual-Scan Master Calibration Tape for Magnetic Tape Drive
Patent:
6,144,518 →
Application:
08/841,579 →
Tape Drive Emulator for Removable Disk Drive
Patent:
6,128,698 →
Application:
08/905,326 →
Tape Drive Emulation by Removable Disk Drive and Media Formatted Therefor
Patent:
6,389,503 →
Application:
09/045,691 →
Using Rotational Velocity to Detect Scanner Cleaning in Magnetic Tape Drive
Patent:
6,122,128 →
Application:
09/045,702 →
Cartridge Library with Entry/Exit Port and Method of Operation Thereof
Patent:
6,005,745 →
Application:
09/121,816 →
Tape Cartridge Magazine with Structure to Prevent Improper Loading of Cartridges
Patent:
6,144,521 →
Application:
09/121,966 →
Life/Wear Monitoring for Magnetic Tape
Patent:
6,285,518 →
Application:
09/140,340 →
Overscan Helical Scan Head for Non-Tracking Tape Subsystems Reading at Up to 1X Speed and Methods for Simulation of Same
Patent:
6,246,551 →
Application:
09/176,013 →
Multi-Level Error Detection and Correction Technique for Data Storage Recording Device
Patent:
6,367,047 →
Application:
09/176,014 →
Fine Granularity Rewrite Method and Apparatus for Data Storage Device
Patent:
6,381,706 →
Application:
09/176,015 →
Variable Speed Recording Method and Apparatus for a Magnetic Tape Drive
Patent:
6,307,701 →
Application:
09/176,079 →
Method and Apparatus for Logically Rejecting Previously Recorded Track Residue from Magnetic Media
Patent:
6,367,048 →
Application:
09/192,794 →
Method of Reacquiring Clock Synchronization on a Non-Tracking Helical Scan Tape Device
Patent:
6,308,298 →
Application:
09/192,808 →
Rogue Packet Detection and Correction Method for Data Storage Device
Patent:
6,421,805 →
Application:
09/192,809 →
Method and System for Monitoring and Adjusting Tape Position Using Control Data Packets
Patent:
6,603,618 →
Application:
09/193,030 →
Media Identification for Magnetic Tape Drive
Patent:
6,385,001 →
Application:
09/263,833 →
A Data Cartridge Library Having a Pivoting Cartridge Transport
Patent:
6,236,530 →
Application:
09/401,652 →
A Data Cartridge Library Having a Pivoting Cartridge Transport
Patent:
6,229,666 →
Application:
09/401,954 →
Power supply circuit and method of calibration therefor
Patent:
6,344,981 →
Application:
09/492,345 →
Current Sensing Drum/Cleaning Wheel Positioning Method and Apparatus for Magnetic Storage System
Patent:
6,624,960 →
Application:
09/522,530 →
Magnetic tape splicing for reducing tape pack distortion
Patent:
6,338,448 →
Application:
09/617,000 →
Magnetic tape splicing for reducing tape pack distortion
Patent:
6,332,584 →
Application:
09/617,506 →
Cartridge Picker for Automated Library
Patent:
6,385,003 →
Application:
09/628,410 →
Cartridge Picker Robot with Ribbon Cable for Cartridge Library
Patent:
6,462,900 →
Application:
09/708,432 →
Compensating Write Data in Transformer-Coupled Recording System Using Dc Content Code
Patent:
6,433,945 →
Application:
09/708,434 →
Phase Based Time Domain Tracking for Helical Scan Tape Drive
Overscan Helical Scan Head for Non-Tracking Tape Subsystems Reading at Up to 1X Speed and Methods for Simulation of Same
Variable Speed Recording Method and Apparatus for a Magnetic Tape Drive
Transducing Head for Tape Drive
Drum Electronics Control Interface and Protocol for Recording/Reproducing Apparatus
Non-Symmetric Helical Scanner Architecture for High Track Density
Direct Threading Helical Tape Path for Single-Reel Tape Cartridge
Method and Apparatus for Cleaning a Magneto-Resistive Head
Calibration Cartridge for Automated Cartridge Library and Method of Using Same
Alternating-Azimuth Angle Helical Track Format Using Grouped Same-Azimuth Angle Heads
Method and Apparatus for Maintaining Consistent Track Pitch in Helical Scan Recorder
Data Cartridges Handler Including a Ring-Shaped Carousel and a Picker Within the Inner Periphery of the Carousel
Multi-plane thin-film heads
Application:
10/847,655 →
Publication:
US 2005/0259353
Drum electronics control interface and protocol for recording/reproducing apparatus
Application:
10/954,456 →
Publication:
US 2005/0041318
Data Randomization for Rewriting in Recording/Reproduction Apparatus
Pause Strategy for Magnetic Tape Recording
Application:
11/075,818 →
Publication:
US 2006/0204209
Fixed-Shaft Helical Drum Structure with the Shaft Supported at Both Ends
Application:
11/427,998 →
Publication:
US 2007/0008655
Cartridge Library System
Patent:
356,302 →
Application:
29/012,216 →
Cartridge Library
Patent:
415,126 →
Application:
29/091,166 →
Magnetic Tape Cartridge
Patent:
441,349 →
Application:
29/101,217 →
Magazine for Data Cartridges
Patent:
464,354 →
Application:
29/132,407 →
Cartridge library
Patent:
456,404 →
Application:
29/132,408 →
Related Assignments
(22)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jan 8, 1990
From: HUGHES, TIMOTHY C.; GEORGIS, STEVEN P.
To: EXABYTE CORPORATION
Reel/Frame 005247/0203 →
Assignment of Assignors Interest.
Apr 19, 1991
From: ZWEIGHAFT, JAMES
To: EXABYTE CORPORATION, 1745 38TH ST., BOULDER, CO 80301
Reel/Frame 005670/0982 →
Assignment of Assignor's Interest
Oct 25, 1993
From: WOODRUFF, DANIEL J.
To: EXABYTE CORPORATION
Reel/Frame 006802/0169 →
Assignment of Assignor's Interest
Mar 11, 1994
From: HUGHES, TIMOTHY C.
To: EXABYTE CORPORATION
Reel/Frame 006943/0571 →
Assignment of Assignor's Interest
Jun 9, 1994
From: MOY, MICHAEL EDWARD
To: DATASONIX CORPORATION
Reel/Frame 007045/0960 →
Assignment of Assignor's Interest
Feb 21, 1995
From: GEORGIS, STEVEN P.; ZWEIGHAFT, JAMES
To: EXABYTE CORPORATION
Reel/Frame 007393/0155 →
Assignment of Assignor's Interest
Aug 21, 1995
From: MILES, ROBERT J.; ZWEIGHAFT, JAMES; GEORGIS, STEVEN P.
To: EXABYTE CORPORATION
Reel/Frame 007610/0150 →
Assignment of Assignor's Interest
Aug 23, 1995
From: HUGHES, TIMOTHY C.
To: EXABYTE CORPORATION
Reel/Frame 007608/0350 →
Security Agreement
Jan 11, 1996
From: DATASONIX CORPORATION
To: SILICON VALLEY BANK
Reel/Frame 007768/0825 →
Assignment of Assignor's Interest
May 10, 1996
From: HUGHES, TIMOTHY C.
To: EXABYTE CORPORATION
Reel/Frame 007931/0628 →
Assignment of Assignor's Interest
Apr 30, 1997
From: MAGNUSSON, STEVEN L.
To: EXABYTE CORPORATION
Reel/Frame 008533/0623 →
Assignment of Assignor's Interest
May 13, 1997
From: GOLSON, BRADFORD E.
To: EXABYTE CORPORATION
Reel/Frame 008529/0439 →
Assignment of Assignor's Interest
Sep 24, 1997
From: ZWEIGHAFT, JAMES
To: EXABYTE CORPORATION
Reel/Frame 008760/0922 →
Assignment of Assignor's Interest
Sep 24, 1997
From: MAGNUSSON, STEVEN L.
To: EXABYTE CORPORATION
Reel/Frame 008752/0557 →
Assignment of Assignor's Interest
Jan 13, 1998
From: GEORGIS, STEVEN P.
To: EXABYTE CORPORATION
Reel/Frame 008910/0136 →
Assignment of Assignor's Interest
May 5, 1998
From: GEORGIS, STEVE; FREYMUTH, LAWRENCE A.
To: EXABYTE CORPORATION
Reel/Frame 009192/0897 →
Assignment of Assignor's Interest
May 11, 1998
From: BYRNE, EDWARD V.
To: EXABYTE CORPORATION
Reel/Frame 009163/0575 →
Assignment of Assignor's Interest
Sep 1, 1998
From: EGAN, BRIAN P.; SCHNEIDER, ROBERT E.; MILLER, JOHN D.; STEARNS, STEVE
To: EXABYTE CORPORATION
Reel/Frame 009438/0373 →
Assignment of Assignor's Interest
Sep 9, 1998
From: FILKINS, BRAD; BRENNAN, WILLIAM R., JR.; FABIAN, CARL W.
To: EXABYTE CORPORATION
Reel/Frame 009454/0779 →
Assignment of Assignor's Interest
Nov 12, 1998
From: ZWEIGHAFT, JAMES
To: EXABYTE CORPORATION
Reel/Frame 009587/0036 →
Security Interest
Jul 12, 2001
From: EXABYTE CORPORATION
To: CONGRESS FINANCIAL CORPORATION
Reel/Frame 012103/0800 →
Assignment of Assignor's Interest
Dec 7, 2001
From: MAGNUSSON, STEVEN L.; NICHTL-PECHER, WOLFGANG
To: EXABYTE CORPORATION
Reel/Frame 012358/0904 →