Patent Assignment
Reel/Frame 040819/0450
Assignment of Assignor's Interest
Recorded: 2016-12-05
Pages: 115
Assignor
HGST NETHERLANDS B.V.
Executed: 2016-08-31
Assignee
WESTERN DIGITAL TECHNOLOGIES, INC.
3355 MICHELSON DRIVE, SUITE 100, IRVINE, CALIFORNIA, 92612
Covered Properties
(525)
Ultra Low-Cost Solid-State Memory
Technique to Compensate for Resonances and Disturbances on Primary Actuator Through Use of a Secondary Actuator
Method of Assembling an Actuator Arm System for a Hard Disk
Improved Stabilization Structure for Cpp Gmr/Tv
Seed Layer Structure for Improved Crystallographic Orientation of a Hard Magnetic Material
Single Pole Type Recording Head with Tapered Edges
Adaptive Data Format Method Integrating Spare Sectors
Method to Increase the Amount of Customer Data on a Hard Disk Drive
Disk Head Stability System
Use of Greater Than About 15 Angstrom Thick Coupling Layer in Ap-Tab Magnetic Head
Perpendicular Magnetic Recording Head Built Using an Air-Bearing Surface Damascene Process
Self-Pinned Cpp Sensor Using Fe/Cr/Fe Structure
High Hc Reference Layer Structure for Self-Pinned Gmr Heads
Gmr Sensor with Oriented Hard Bias Stabilization
Depositing a Pinned Layer Structure in a Self-Pinned Spin Valve
Magnetoresistive Sensor with Decoupled Hard Bias Multilayers
Electrical Lapping Guide Embedded in a Shield of a Magnetic Head
Magnetic Disk Drive Reducing Influence of Rigidity of Transmission Lines on Suspension
Magnetic Pole Tip for Perpendicular Magnetic Recording
Method and Apparatus for Providing Generalized Write Pre-Compensation
Method and Apparatus for Providing Write Pre-Compensation Using a Read Timing Path
System, Method, and Apparatus for Multilevel Uv Molding Lithography for Air Bearing Surface Patterning
System and Method for Correcting for Head Tilt in Hdd
System, Method, and Apparatus for Mechanically Releasable Slider Processing Including Lapping, Air Bearing Patterning, and Debonding
Efficient Low Dropout Linear Regulator
Magnetic Recording Disk with Antiferromagnetically-Coupled Magnetic Layer Having Multiple Lower Layers
Canted Easy Axis in Self-Pinned Layers
Self-Pinned Spin Valve Sensor with Stress Modification Layers for Reducing the Likelihood of Amplitude Flip
Removable Hard Disk Drive (Hdd) That Is Hot-Plug Compatible with Multiple External Power Supply Voltages
Microsuspension Assemblies for Direct Access Storage Devices
Methods for Forming Head Suspension Assemblies
Self-Aligned, Notched Trailing Shield for Perpendicular Recording
Magnetic Head Having Heat Sink Structure
Magnetic Head Having Thermally Assisted Recording Device, and Method of Fabrication Thereof
Magnetoresistive Sensor with Antiferromagnetic Exchange-Coupled Structure Having Underlayer for Enhancing Chemical-Ordering in the Antiferromagnetic Layer
System, Method, and Apparatus for Applying Boundary Layer Manipulation Techniques to the Air Flow Inside Rotary Disk Storage Devices
Shock Resistant, High Reliability Rotating Magnetic Storage Device
High Reliability Storage Drive and Data Write Method
Circuitry for Linear Control of Head Flying Height Using Thermal Means
System and Method for Controlling Write to Minimize Ati and Squeeze Effects
Method for Liquid/Liquid Extraction of Molecular Weight Fractions of Perfluorinated Polyethers
Magnetic Recording Disk Drive with Dual-Stage Actuator and Control System with Multiple Controllers
Current-Perpendicular-To-Plane Magnetoresistive Sensor with Free Layer Stabilized by in-Stack Orthogonal Magnetic Coupling
Method for Yield Improvement of Manufactured Products
Using Eddy-Currents for Releasing Actuator Suspension Assembly of Rotary Disk Storage Device
Apparatus for Providing Head Amplitude Characterization
Method and Apparatus for Providing a Dual Current-Perpendicular-to-Plane (Cpp) Gmr Sensor with Improved Top Pinning
Method and Apparatus for Reducing the Thickness of a Sensor Stack in a Current-Perpendicular-to-Plane Gmr/Tunnel Valve Sensor
System, Method, and Apparatus for Aerodynamic Diverter Integrated with a Diffuser in a Bypass Channel for Applications in a Disk Storage Device
Method for Manufacturing a Perpendicular Write Head
Inductive Magnetic Head with Non-Magnetic Seed Layer Gap Structure and Method for the Fabrication Thereof
Photoresist Transfer Pads
Perpendicular Magnetic Recording Head with Flare and Taper Configurations
Method for Manufacturing a Magnetic Head Coil Structure and/or Pole Tip Structure
Motor Drive Circuitry with Regenerative Braking for Disk Drive
Wire Support Member and Rotary Disk Storage Device
Suspension Assembly and Rotary Disk Storage Device
Device and Signal Processing Circuit for Magnetic Recording, Magnetic Recording Apparatus
Magnetic Write Head with Recessed Overcoat
High Magnetoresistance Spin Valve Sensor with Self-Pinned Antiparallel (Ap) Pinned Layer Structure
Sliders Bonded by a Debondable Encapsulant Comprising Different Polymers Formed via in Situ Polymerization
High Milling Resistance Write Pole Fabrication Method for Perpendicular Recording
Planar Perpendicular Recording Head
Magnetic Write Head Having a Notched Yoke Structure with a Trailing Shield and Method of Making the Same
Apparatus for Providing Head Amplitude Characterization Using Gain Loops
Method and Apparatus for Providing a Free Layer Having Higher Saturation Field Capability and Optimum Sensitivity
Method and Apparatus for Providing Diamagnetic Flux Focusing in a Storage Device
Method and Apparatus for Providing a Magnetic Read Sensor Having a Thin Pinning Layer and Improved Magnetoresistive Coefficient Deltar/R
High Aspect Ratio Co-Planar Structure Fabrication Consisting of Different Materials
Data Recording System with Servo Pattern Having Pseudo-Noise Sequences
System, Method, and Apparatus for Distributing Stress with One or More Cavities in a Disk Clamp for Disk Drive Applications
Magnetic Head Slider Having Protrusion-Compensated Air Bearing Surface Design
Data Recording Medium with Servo Pattern Having Pseudo-Random Binary Sequences
Data Recording System with Servo Pattern Having Pseudo-Random Binary Sequences
Magnetic Disk Device and Magnetic Head Slider
Magnetic Recording System with Three-Layer Laminated Media Having Improved Signal-to-Noise Ratio
Notched Trailing Shield for Perpendicular Write Head
Current-Perpendicular-To-Plane Magnetoresistive Sensor with Free Layer Stabilized by in-Stack Orthogonal Magnetic Coupling to an Antiparallel Pinned Biasing Layer
Lubricant Composition for Magnetic Recording Media
Read/Write Channel Embedded on-Chip Optimization
Method for Bit-Byte Synchronization in Sampling a Data String
Method for Enhancing Wafer Alignment Marks
Method and Apparatus for Oxidizing Conductive Redeposition in Tmr Sensors
Magnetic Recording Media with Orthogonal Anisotropy Enhancement or Bias Layer
Magnetic Head with Ic Thereon with Recording Frequency Controlled According to Ic Position
Particle Irradiation Method for Modification of Local Strain in Strain Reactive Structures
Heat Assisted Switching in an Mram Cell Utilizing the Antiferromagnetic to Ferromagnetic Transition in Ferh
Apparatus and Method to Improve Read/Write Speed of Disk Drive System
Heat Sink and High Thermal Stability Structure for Cpp Sensor
Hard Disk Drive Medical Monitor with Sound-Proofing
System and Apparatus for Reducing Off-Track Gain for a Disk Drive Actuator
Disk drive with hub and apparatus for prevention of lubrication migration for lubricated clamp fasteners in disk drive applications
Methods of Fabricating Magnetic Write Heads with Side and Trailing Shield Structures
Hard Disk Drive Medical Monitor with Gps
Hard Disk Drive Medical Monitor with Electrical Grounding System
A Method for Use Informing a Read Sensor for a Magnetic Head
Methods of Making Write Coils Using Ruthenium Seed Layer and Reactive Ion Etching in Ozone Gas for Seed Layer Removal
Hard Disk Drive Medical Monitor with Security Encryption
Rechargeable Hard Disk Drive Medical Monitor
Hard Disk Drive (Hdd) Assembly of Small Form-Factor Hdd Shock-Mounted in Frame Having Dimensions of Larger Form-Factor Hdd
Perpendicular Pole Having and Adjacent Non-Magnetic Cmp Resistant Structure
Magnetic Recording Media for Tilted Recording
Measurement of Slider Clearance by Inducing Collision of the Slider with Disk Surface
Method for Fabricating a Pole Tip in a Magnetic Transducer
Shock Mount Assembly for Attachment of an Electronic Device to a Support Structure
Extraordinary Magnetoresistance Sensor with Perpendicular Magnetic Biasing by an Antiferromagnetic/Ferromagnetic Exchange-Coupled Structure
Hermetically Sealed Disk Drive with Low Height
Method, Apparatus and Program Storage Device for Dynamically Adjusting the Write Current in Each Head to Compensate for Variation in Disk Drive and Environmental Parameters
Side-By-Side Magnetic Head Configuration with Flared Pole Tip Layer and Read Sensor Sharing Same Plane
System and Method for Pre-Stressing a Read Head for Improving Performance Thereof
Method for Fabricating a Magnetic Head Including a Read Sensor
Narrow Track Extraordinary Magneto Resistive [Emr] Device
Head Gimbal Assembly and Head Stack Assembly Having Accurate Dimensions
A Method of Manufacturing High Sensitivity Spin Valve Designs with Ion Beam Treatment
Extraordinary Magnetoresistance Sensor with Perpendicular Magnetic Biasing by a Ferromagnetic Multilayer
System, Method, and Apparatus for Attaching Top Pole Piece of a Voice Coil Motor to a Hard Disk Drive Enclosure
Bilayer Coil Insulation for Magnetic Write Heads to Minimize Pole Recession
Methodology of Chemical Mechanical Nanogrinding for Ultra Precision Finishing of Workpieces
Method and Apparatus for Providing an Air Bearing Pad Having Improved Roll Angle Sigma
Disk Drive with Selectable Power Source for Heater in a Slider
Method and Apparatus for Providing a Three Stepped Air Bearing Having a Funnel Structure for Controlling Air Flow to Improve Fly Height Performance--
Eliminating Esd Exposure for Read/Write Head with Heating Element
Planar Extraordinary Magnetoresistance Sensor
Magnetic Head and Magnetic Disk Drive
Method for Manufacturing Thin-Film Magnetic Head Sliders
Current-In-Plane Magnetoresistive Sensor with Longitudinal Biasing Layer Having a Nonmagnetic Oxide Central Region and Method for Fabrication of the Sensor
Magnetic Disk Apparatus and Method of Controlling the Same
Signal Processing Method and Signal Processing Circuit
Laminated High Moment Magnetic Films with Antiferromagnetic Coupling as Write Pole of Perpendicular Magnetic Recording Head
Disk Drive with Rotary Piezoelectric Microactuator
Method of Performing Self-Servo Write Using a Helium Environment
Apparatus of Performing Self-Servo Write Using a Helium Environment
Rotary Piezoelectric Microactuator and Disk Drive Head-Suspension Assembly
Slider with Bonding Pads Opposite the Air Bearing Surface
System and Apparatus for Continuous Reference Plane for Wireless Suspension
Method for Minimizing Magnetically Dead Interfacial Layer During Coc Process
Information Recording and Reproducing Method and Information Recording and Reproducing Device
Method and System for a Beam Projector Having an Audio Capability Device
Cpp Sensor with in-Stack Biased Free Layer
Method and System for a Beam Projector Having Data Manipulation Capabilities
Method of Manufacturing a Write Pole
Repeatable Esd Protection Utilizing a Process for Unshorting a First Shorting Material Between Electrical Pads and Reshorting by Recreating the Short
Rotating Disk Storage Device Having a Carriage Formed with Non-Binding Pads
Interface Circuit Power Reduction
Bi Stable Flying Height Detection by Bemf Control Profile and Data Integrity Problem Protection
Magnetic Head Spin Valve Structure with Cofecu Magnetic Layer and Znox/Taox Cap Layer
Media Drive, Processing Method for Recording Data Onto a Medium, Processing Method for Data Read from a Medium, and Method for Controlling a Process for Reading Data from a Medium
Apparatus and Method for Aligning Solder Pads During Head Gimbal Assembly Soldering
System and Method for Writing Secure Data to Disk
Disk Drive with Negative-Pitch Slider Having Protrusion Pad Contacting the Disk When the Disk Is Rotating at Operating Speed
Magnetoresistive Sensor Having a High Coercivity Hard Magnetic Bias Layer Deposited Over a Metallic Layer
System, Method, and Apparatus for Use of Micro Coils Within a Single Slider Test Nest
Method and Apparatus Having Improved Magnetic Read Head Sensors
Critically Exposed Lapping of Magnetic Sensors for Target Signal Output
Thermally Assisted Recording of Magnetic Media Using a Rosonant Cavity and Energy
Cmp Process Metrology Test Structures
Fluid Damping Structure for Hard Disk Drives and Vibration Sensitive Electronic Devices
Disk Drive with Capacitance Sensing of Disk Vibration and Feedforward Control for Removal of Read/Write Head Track Misregistration
Load/Unload System and Method for Maximizing Disk Writeable Area
Vibration Suppression for Servo Control
Magnetic Write Head Including a Magnetic Pole Piece Having a Protrusion
Data Storage Device and Actuator Control Method
Disk Drive Having Magnetic Head Conduction Paths with Arrangements to Control Impedance
Integrated Lead Suspension and Method of Construction
Integrated Lead Suspension and Method of Construction
A Method for Fabricating a Magnetic Head
Thermally Assisted Recording of Magnetic Media Using an in-Gap Optical Resonant Cavity
Biphase Magnetic Pattern Detector Using Multiple Matched Filters for Hard Disk Drive
Laminated Side Shield for Perpendicular Write Head for Improved Performance
Machine Readable Medium and Method for Data Storage Security
Narrow Pitch Tape Head Array Using an Orthogonal Backgap
Notched Shield and Pole Structure with Slanted Wing for Perpendicular Recording
Magnetic Thin Film Media with an Underlayer of Crmozr, Crmonb or Crmomn
Disk Drive Slider Design for Thermal Fly-Height Control and Burnishing-On-Demand
Magnetic Recording Medium
Hard Disk Drive with Support for Atomic Transactions
Magnetic Head and Magnetic Disk Storage Apparatus Mounting the Same
Magnetic Head with Laminated Side Shields
Apparatus and System for Controlling Access to a Data Storage Device
Winged Design for Reducing Corner Stray Magnetic Fields
Magnetoresistive Head with Improved in-Stack Longitudinal Biasing Layers
Double Notched Shield and Pole Structure for Stray Field Reduction in a Magnetic Head
Perpendicular Magnetic Recording Media and Magnetic Storage Apparatus Using the Same
Single-Pole Recording Head Having Trapezoidal Main Pole and Bevel Angle Promotion Layer and Methods of Fabricating the Same
Method for Manufacturing a Shock Absorber That Allows a Disk Drive to Move with Respect to the Chassis of a Computer System
Method for Aligning Wafers Within Wafer Processing Equipment
Method for Eliminating the Need for a Dedicated Landing Zone at the Outer Diameter of a Storage System's Platter
Micro-Actuator Integrated Lead Suspension Head Terminations
System and Method for Determining Long-Range Erasure of Adjacent Tracks in Hard Disk Drive
System and Method for Manufacturing Magnetic Heads
Methods of Manufacturing Sliders
Patent:
6,994,608 →
Application:
10/987,432 →
System and Method for Determining Intergranular Exchange in Perpendicular Recording Media
Magnetic Spacing Measurement
Distributed Shunt Structure for Lapping of Current Perpendicular Plane (Cpp) Heads
Method for Patterning a Magnetoresistive Sensor
Flexible Hybrid Drive System for Vehicle Stability Control
Disk Drive with a Dual-Stage Actuator and Failure Detection and Recovery System for the Secondary Actuator
Method of Weighted Combination Specs for Enhanced Manufacturing Yield
Individual Slider Testing
Electrical Connection Structure for Magnetic Heads and Method of Making the Same
Method for Precompensation/Write-Current Latching to Improve Error Rate
Seek Trajectory Generation Using Adaptive Filtering
Direct Cooling Pallet Tray for Temperature Stability for Deep Ion Mill Etch Process
Direct Cooling Pallet Assembly for Temperature Stability for Deep Ion Mill Etch Process
Techniques for Applying Modulation Constraints to Data Using Periodically Changing Symbol Mappings
Patent:
7,030,789 →
Application:
11/002,970 →
Apparatus and Method for Monitoring Data Storage Device for Usage and Warranty
System and Method for Generating Warranty and Pricing Information for Data Storage Apparatus
Rotating Disk Storage Device Having Connection Structure Between Fpc and Printed Board
Magnetic Head Slider with Side Pads Which Each Have a Width W and a Length L, Wherein W>L
Magnetic Recording Medium
Concurrent Data Recording and Reproducing Method, Seek Operation Control Method and Magnetic Disk Drive Using the Methods
Rotating Disk Storage Device with High Rigidity Flexible Printed Circuit Board
Method and System for Determining Dimensions of a Structure Having a Re-Entrant Profile
Magnetic Recording Head and Magnetic Disk Storage Apparatus Mounting the Magnetic Head
Method for Providing a Temporary, Deep Shunt on Wafer Structures for Electrostatic Discharge Protection During Processing
Data Storage Device with Support for Wiring Structure Portion to Suppress Fluttering
Method for Determining Unique Write Inhibit Thresholds for Individual Heads for Maximizing File Servo Performance
Method for Sample Preparation for Exposing a Main Pole of a Recording Head
Data Storage Device, Motor Control Device, and Motor Control Method
Method Apparatus and System for Accessing Discontinuous Media Tracks
Patent:
7,046,476 →
Application:
11/032,355 →
Three Terminal Magnetic Sensor Having an in-Stack Longitudinal Biasing Layer Structure in the Collector Region and a Pinned Layer Structure in the Emitter Region
Three Terminal Magnetic Sensor Having an in-Stack Longitudinal Biasing Layer Structure and a Self-Pinned Layer Structure
Three Terminal Magnetic Sensor Having an in-Stack Longitudinal Biasing Layer Structure
Magnetic Sensor Having a Ru/Si Based Seedlayer Providing Improved Free Layer Biasing
Magnetic Head Having High Conductivity Lead Structures Seeded by Epitaxially Matched Seed Layer and Fabrication Method Therefor
Method for Independent Trackwidth and Wall Angle Control and Hexagonal Write Head
Method and Apparatus for Forming an Opening in a Base-Metal Layer of an Electrical Lead Suspension (Els) to Increase the Impedance
Method and Apparatus for Reducing Solder Pad Size in an Electrical Lead Suspension (Els) to Decrease Signal Path Capacitive Discontinuities
Method and Apparatus for Reducing Crosstalk and Signal Loss in Flexing Interconnects of an Electrical Lead Suspension
Semiconductor Slider with an Integral Spin Valve Transistor Structure and Method for Making Same Without a Bonding Step
Method of Forming a Servo Pattern on a Rigid Magnetic Recording Disk
Method and Apparatus for Reducing Heat Absorption Around Solder Pads on an Electrical Lead Suspension
Electrical Lead Suspension Having Partitioned Air Slots
Control of Twist, Crown and Camber for Sliders Using Location Sensitive Scribing
Gmr Sensor Having Layers Treated with Nitrogen for Increased Magnetoresistance
Perpendicular Magnetic Recording Medium with Magnetic Torque Layer Coupled to the Perpendicular Recording Layer
Method for Making a Contact Magnetic Transfer Template
Contact Magnetic Transfer Template
Actuator assembly and rotating disk storage device with efficient voice coil shape
Suspension and Limiter Mechanism for a Data Storage Device
Magnetic Recording Head with Shaped Pole
Multilayer Narrow Pitch Tape Head Array
P1 Write Pole with Shoulder Formation
Disk Drive Coupling Apparatus for Rigidly Coupling a Disk Drive to a Chassis of a Computer
Method for Controlling the Formation of the Trailing Shield Gap During Perpendicular Head Fabrication and Head Formed Thereby
Method and Apparatus for Optimizing Flying Height Control Using Heated Sliders
Techniques for Modulating Data Using Short Block Encoders
Patent:
7,064,687 →
Application:
11/048,273 →
Rotating Disk Storage Device with Mounting Structure and Enhanced Fixing Mechanism
Techniques for Using Interleaved Encoders to Obtain Modulation Constraints
Techniques for Generating Modulation Codes Using Running Substitutions
Dual-Stage Actuator Disk Drive with Secondary Actuator Failure Detection and Recovery Using Relative-Position Signal
Patent:
7,072,134 →
Application:
11/051,392 →
Method for Secondary-Actuator Failure Detection and Recovery in a Dual-Stage Actuator Disk Drive
Incoherently-Reversing Magnetic Laminate with Exchange Coupled Ferromagnetic Layers
Flexure Leg Optimization Shapes for Lateral Stiffness
Magnetic Recording Disk Drive with Patterned Media and Compensation for Write-Clock Timing Error Caused by Rotational Disturbances
Method of Locating and Removing a Fastener from a Workpiece
Laminated Antiferromagnetically Coupled Media with Decoupled Magnetic Layer
Techniques for Performing Reduced Complexity Galois Field Arithmetic for Correcting Errors
Apparatus for Measurement of Friction Force at the Interface of a Slider and Rotating Disk
Magnetic Head Slider with Groove Formed in Reduced-Width Portion of Trailing Pad Between Head and Trailing Edge
A Method for Manufacturing a Magnetic Medium
Data Storage Device and Control Method Therefor to Prevent Off-Track Writing
Method of Manufacturing a Silicon Slider by an Alkaline Etch
Data Storage Device and Control Method Therefor Involving Flying Height
Magnetoresistive Sensor with a Free Layer Stabilized by Direct Coupling to in Stack Antiferromagnetic Layer
System, Method, and Apparatus for Forming a Patterned Media Disk and Related Disk Drive Architecture for Head Positioning
Rotating Disk Storage Device and Integrated Wire Head Suspension Assembly
Magnetic Disk Drive with Mechanism to Suppress Vibration of Wiring Extension
Method and Apparatus for Providing a Read Channel Having Combined Parity and Non-Parity Post Processing
Digital Filter Instruction and Filter Implementing the Filter Instruction
Method, Apparatus and Program Storage Device That Provides a Shift Process with Saturation for Digital Signal Processor Operations
Data Storage Organization for Distributed Computing in an Intelligent Disk Drive
Data Storage Device with Code Scanning Capabilty
Gmr Sensor with Strongly Pinning and Pinned Layers
Disk Drive/Cpu Architecture for Distributed Computing
Method of Making a Tunnel Valve Sensor with Improved Free Layer Sensitivity
Integrated Servo and Read Emr Sensor
Method and Apparatus for Rejecting Contact-Induced Disturbances
Apparatus, System, and Method for Increasing Data Storage Density in Patterned Media
Method of Forming a Suspension for Use in a Disk Drive Having a Media Disk
Balanced and Damped Suspension for Use in a Disk Drive
Method and Apparatus for Increasing Uniformity in Ion Mill Process
Method and Apparatus for Providing a Processor Based Nested Form Polynomial Engine
Apparatus and Method for Correcting Static and Dynamic Imbalance with a Single Mass in a Hard Disk Drive
Method and Apparatus for Modifying a Dynamic Pitch of a Slider to Increase Head to Disk Interface Reliability for Contact Recording Systems
Method and Apparatus for Modifying the Air Bearing Force of the Trailing Edge of a Slider to Increase Head to Disk Interface Reliability for Contact Recording Systems
Method and Apparatus for Reducing a Suspension Gram Load to Increase Head to Disk Interface Reliability for Contact Recording Systems
Method and Apparatus for Utilizing an Off-Center Gimbal to Increase Head to Disk Interface Reliability for Contact Recording Systems
Lapping of Gold Pads in a Liquid Medium for Work Hardening the Surface of the Pads
Magnetic Disk Drive with Feedback Control
Disk Drive with Laminated Magnetic Thin Films with Sublayers for Magnetic Recording
Storage Devices and Method of Transferring File Between the Devices
Data Storage Device, Control Method Thereof, and Magnetic Disk Storage Device
Magnetic Disk Apparatus with Heating Device and Magnetic Head Slider Used Therefor
Method for Using Cvd Process to Encapsulate Coil in a Magnetic Write Head
Error Recovery Method for Data Storage Device, Data Storage Device, and Magnetic Disk Storage Device
Magnetoresistive Sensor Based on Spin Accumulation Effect with Free Layer Stabilized by in-Stack Orthogonal Magnetic Coupling
Method, Apparatus and Program Storage Device for Providing an Advanced Material Management Center
Method and Apparatus for Providing a Read Channel Having Imbedded Channel Signal Analysis
Raid System Using Regional Error Statistics for Redundancy Grouping
Head Suspension with Bridge Portion Separating Apertures Near Lift Tab
Magnetic Read Sensor Employing Oblique Etched Underlayers for Inducing Uniaxial Magnetic Anisotropy in a Hard Magnetic Pinning Layer
Apparatus, Method and System for Fabricating a Patterned Media Imprint Master
System, Method, and Apparatus for Wetting Slurry Delivery Tubes in a Chemical Mechanical Polishing Process to Prevent Clogging Thereof
Carriage Arm Assembly for Locating Magnetic Head, and Magnetic Disk Apparatus Using the Same
Thin Film Magnetic Head and Head Gimbal Assembly
Method and Apparatus for Optimizing Record Quality with Varying Track and Linear Density by Allowing Overlapping Data Tracks
Laminated Write Gap to Improve Writer Performance
Apparatus and Method for Damping Slider-Gimbal Coupled Vibration of a Hard Disk Drive
Aerodynamic Magnetic Head Slider and Magnetic Disk Drive
Magnetic Recording Medium Containing First and Second Recording Layers, Each Layer Containing a Columnar Structure
Clamp Retention Apparatus for Rotational Disk Drive Components
Magnetic Disk Drive with Compensation Against Disturbance
Integrated-Lead Suspension Vibration-Canceling Member
Method for Detecting External Acceleration to a Hard Disk Drive by a Spindle Motor
System, Method, and Apparatus for Dynamic Electrical Testing of Workpieces by Multiplexing Test Sites with Shared Electronics
Perpendicular Magnetic Recording Medium, Manufacturing Process of the Same, and Magnetic Recording/Reproducing Apparatus Using the Same
Optimizing Detector Target Polynomials in Read/Write Channels to Achieve Best Error Rate Performance in Disk Drives
Cpp Read Sensor Fabrication Using Heat Resistant Photomask
Collapsible Bypass Channel Disposed Outside of Disk Drive Housing
Flux Shunt Structure for Reducing Return Pole Corner Fields in a Perpendicular Magnetic Recording Head
Self Aligned Wrap Around Shield for Perpendicular Magnetic Recording
Perpendicular Magnetic Write Head Having a Studded Trailing Shield Compatible with Read/Write Offset
Method and Apparatus for Improving the Error Rate of Track Information on a Magnetic Storage Device
System and Method for Optimizing Random Xor Command Performance
Adhesion Layer for Thin Film Magnetic Recording Medium
Data Erasure Apparatus and Data Erasure Method
A Flexure for Implementation on a Suspension in a Hard Disk Drive For Resisting Windage Effects
Apparatus for Providing High Speed, Linear-Phase Interpolation
Method and Apparatus for Providing Write Pre-Compensation Using a Read Timing Path
Seamless and Untrimmed Primary Servo Burst with Multiple Secondary Servo Bursts
Three Terminal Magnetic Sensor Having a Collector Region Electrically Isolated from a Carrier Substrate Body
Methods of Making a Three Terminal Magnetic Sensor Having a Collector Region Electrically Isolated from a Carrier Substrate Body
Patent:
7,071,010 →
Application:
11/125,864 →
Method to Fabricate Side Shields for a Magnetic Sensor
System and Method for Angular Measurement
Magnetoresistive Sensor Based on Spin Accumulation Effect with Terminal Connection at Back End of Sensor
Rotating Disk Type Storage Unit with Reduced Vibration
Thermally Assisted Recording System
Magnetic Head for Perpendicular Recording and Magnetic Disk Storage Apparatus Mounting the Head
Laminated Magnetic Thin Films with Weak Antiferromagnetic Coupling for Perpendicular Magnetic Recording
Perpendicular Magnetic Recording Medium with Improved Antiferromagnetically-Coupled Recording Layer
Perpendicular Magnetic Recording Disk with Improved Recording Layer Having High Oxygen Content
Data Storage Device and Magnetic Disk Drive in Hermetically Sealed Condition
Magnetic Head with Air Bearing Surface Protection Film
Rotating Disk Storage Device with Actuator Lock Mechanism
Disk Device, and Positioning Control Method and Signal-Processing Circuit for Head
Information Recording and Reproducing Apparatus with Power Supply Voltage Monitoring Function
Dual-Stage Actuator Disk Drive with Method for Secondary-Actuator Failure Detection and Recovery While Track-Following
Patent:
7,079,338 →
Application:
11/145,444 →
Dual-Stage Actuator Disk Drive with Method for Secondary-Actuator Failure Detection and Recovery Using a Relative-Position Sensor While Track Following
Patent:
7,079,339 →
Application:
11/145,445 →
Disk Drive, Control Method Thereof and Disk-Falsification Detection Method
Perpendicular Magnetic Recording Medium Having an Interlayer of a Non-Magnetic Nickel Alloy
Fabrication of Self-Aligned Reflective/Protective Overlays on Magnetoresistance Sensors
Magnetic Recording Disk with Patterned Nondata Islands of Alternating Polarity
Spindle Motor Winding for Miniature Hard Disk Drive
Method for Formatting a Magnetic Recording Disk with Patterned Nondata Islands of Alternating Polarity
Method for Determining Material Interfacial and Metrology Information of a Sample Using Atomic Force Microscopy
Disk Drive and Arm Coil Support Assembly
System and Method for Forming Serial Numbers on Hdd Wafers
Simultaneous Measurement of Contact Potential and Slider Body Clearance in a Magnetic Disk Drive
Method for Reducing Psa Tilt Through Standoff Relocation
Disk Drive with Localized Clearance and Contact Potential Measurement Capability
Measurement of Slider Body Clearance in a Magnetic Disk Drive Using Positive and Negative Electrical Pulses
Magnetic Disk Apparatus
Error Detection and Correction for Encoded Data
Method and Apparatus for Creating a Topographically Patterned Substrate
Dual-Stage Actuator Disk Drive with Optimal Location of the Movable Portion of the Secondary Actuator
Tuned Damper for Disk Drive Actuator Arm
Lead Contact Structure for Emr Elements
Method for Sensor Edge Control and Track Width Definition for Narrow Track Width Devices
Method for Sensor Edge and Mask Height Control for Narrow Track Width Devices
Testing/Adjusting Method and Test Control Apparatus for Rotating Disk Storage Devices
System and Method for Selective Write to Flash Memory in Hdd
Thin Film Magnetic Head and Fabrication Process for Preventing Short-Circuit Failure in a Narrow Track Width and Narrow Gap Length
Predictive Failure Analysis of Thermal Flying Height Control System and Method
Disk Drive Having a Two-Stage Actuator for Suppressing a Flying-Height Fluctuation
Perpendicular Magnetic Recording Medium with Metamagnetic Antiferromagnetically-Coupled Layer Between the Soft Underlayer and Recording Layer
Method of Fabrication for Tape Medium Read Head with Unitary Formation of Multiple Elements
Method of Self Servo Write with Low Density Gas
Thin Shield Structure for Reduced Protrusion in a Magnetoresistive Head
Recording Medium Comprising Laminated Underlayer Structures
Deposition Defined Trackwidth for Very Narrow Trackwidth Cpp Device
Magnetic Recording Apparatus
Magnetic Recording Disk Drive with Switchable Rotational Vibration Cancellation
Magnetic Disk Device and Suspension Having Multiple Arm Portions of Varying Lengths
Reduced Complexity Error Correction Encoding Techniques
Decoding Techniques for Correcting Errors Using Soft Information
Screw Attachment from Exterior of Disk Drive Enclosure for Motors with Mount Bracket Screw Bolt Pattern Diameter Larger Than the Motor Hub Outside Diameter
Hdd Sector Format with Reduced Vulnerability to Defects and Burst Errors
Magnetic Disk Drive Head Suspension Having a Lift Tab Which Engages a Limiter
Magnetoresistive Sensor Having an Anisotropic Hard Bias Without a Buffer Layer
Magnetoresistive Sensor Having an Anisotropic Pinned Layer for Pinning Improvement
Magnetic Disk Drive, Wiring Connection Structure and Terminal Structure
Magnetic Disk Apparatus with Dual Stage Actuator
Magnetic Disk Device and Magnetic Head Slider
Solution for Leaking Problem of Punching Base and Cover with Seal Tape
High Reliability Heater for Flying Height Control
Method and System for Time-Shift Based Rotational Vibration Sensing in Disk Drives
Magnetic Head with Heater of Thermal Flying Height Control
Perpendicular Magnetic Recording Disk with Recording Layer Containing Selected Metal Oxides and Formed on a Reduced-Thickness Exchange-Break Layer
A Method of Manufacturing a Self Aligned Magnetoresistive Sensor
Antiferromagnetically Coupled Media for Magnetic Recording with Weak Coupling Layer
Decoding Error Correction Codes Using a Modular Single Recursion Implementation
Intermediate Tri-Layer Structure for Perpendicular Recording Media
Longitudinal Patterned Media with Circumferential Anisotropy for Ultra-High Density Magnetic Recording
Protection of Hard Drive Interface Connector
Magnetic Write Head Having a First Magnetic Pole with a Self Aligned Stepped Notch
Sin Overcoat for Perpendicular Magnetic Recording Media
A Method of Making a Magnetic Sensing Device Having an Insulator Structure
Cpp Read Sensors Having Constrained Current Paths Made of Lithographically-Defined Conductive Vias and Methods of Making the Same
Magnetic Disk Device with Improved Shielding
Defect Registration Method of Magnetic Disk, and Magnetic Disk Drive
Moisture Absorbing Mechanism and Magnetic Disk Drive
Magnetic Recording Medium and Magnetic Memory Device for High Density Recording
Lubricant with Non-Terminal Functional Groups
Thin Film Magnetic Head with Thermal Flying Height Control Pads Located at Both Ends of All Pads Series on Slider Side Plane
Magnetic Recording Media with Ultra-High Recording Density
Perpendicular Magnetic Recording Medium and Manufacturing of the Same
Magnetoresistive Head and Read/Write Separation-Type Magnetic Head
Magnetoresistive Head and Fabricating Method Thereof, and Read Write Separation Type Head
Write/Read Apparatus to Control Overwriting
Magnetic Write Head Having a Self Aligned, Steep Shoulder Pole Structure and Method of Manufacture Thereof
Recording Media Drive Provided with a Connecting Pin for Supply of 3.3V
A Method of Configuring a Sensor for a Hard Disk Drive
Magnetoresistive (Mr) Elements Having Pinning Layers Formed from Permanent Magnetic Material
Disk Device for Serial Communication and Method of Controlling the Same
Method for Fabricating a Magnetic Head Including a Media Heating Element
Perpendicular Recording Media Having an Exchange-Spring Structure
Three Terminal Magnetic Sensing Devices Having Base Lead Layers in-Plane with Collector Substrate Materials and Methods of Making the Same
Method for Providing an Endpoint Layer for Ion Milling of Top of Read Sensor Having Top Lead Connection and Sensor Formed Thereby
Voltage Regulating Systems Responsive to Feed-Forward Information from Deterministic Loads
Sheilding Function for Magnetic Head in Magnetic Disk Device
A Method of Manufacturing a Magnetoresistive Sensor with a Thin Antiferromagnetic Layer for Pinning Antiparallel Coupled Tabs
Perpendicular Magnetic Recording Medium for High Density Magnetic Recording and Manufacturing of the Same
Magnetic Head with Air Bearing Surface Protection Film and Manufacturing Method Thereof
Perpendicular Magnetic Recording Medium, and Magnetic Recording/Reproducing Apparatus Using the Same
Increasing Head-Disk Interface Reliability Using Controlled Heating
Double Mill Process for Patterning Current Perpendicular to Plane (Cpp) Magnetoresistive Devices to Minimize Barrier Shorting and Barrier Damage
Bearing Mechanism, Carriage Assembly, and Magnetic Disk Drive
Apparatus and Method to Improve Read/Write Speed of Disk Drive System
Data Transfer System and Data Transfer Method
Perpendicular Magnetic Recording System and Medium with High-Moment Corrosion-Resistant "Soft" Underlayer (Sul)
Apparatus, Method and System for Fabricating Servo Patterns on High Density Patterned Media
Magnetic Head to Prevent Undesired Data Erasure and Magnetic Disk Storage Having the Same
Method for Manufacturing Perpendicular Magnetic Recording Medium
Magnetic Recording Medium with Diamond-Like Carbon Protective Film, and Manufacturing Method Thereof
Single Pole Type Recording Head with Trailing Side Tapered Edges
Perpendicular Magnetic Recording Medium and Manufacturing of the Same
Magnetic Head for Perpendicular Recording Having Pole Pieces Provided on Surface of Soft Magnetic Film
Perpendicular Magnetic Recording Medium Having Grain Boundary Layer Containing Ferromagnetic Element
A Method of Fabricating a Magnetic Recording Head for Perpendicular Recording with Enhanced Covering Power
Manufacturing Process for Perpendicular Magnetic Recording Medium
Method for Communicating Between Host and Storage Device, Storage Device, Host, and System Comprising Storage Device and Host
Vertical Magnetic Recording Medium and Manufacturing Method Thereof
Magnetic Recording Head for Perpendicular Recording, Fabrication Process, and Magnetic Disk Storage Apparatus Mounting the Magnetic Recording Head
Magnetic Recording Medium with Corrosion Resistance and Manufacturing Method
Magnetic Disk Drive and Method for Seek Operations with Reduced Noise
Micro-Journaling of Data on a Storage Device
Data Reliability Improvement at Low Temperature
Micro-Journaling of Data on a Storage Device
Media Drive That Creates a Transfer Unnecessary Period, and Power Saving Method Thereof
Current-Perpendicular-To-The-Plane Spin-Valve (Cpp-Sv) Sensor with Current-Confining Apertures Concentrated Near the Sensing Edge
Method for Formatting Data Sectors on Magnetic Disk, and Magnetic Disk Drive
Disk Lubricant Tank Insert to Suppress Lubricant Surface Waves
Data Integrity Inspection Support Method for Disk Devices, and Data Integrity Inspection Method for Disk Devices
Perpendicular Recording Head with Reduced Thermal Protrusion
Disk Drive with Adaptive Control of Periodic Disturbances
Patent:
7,145,746 →
Application:
11/279,763 →
Data Processing Method and Circuit for Data Recording and Reproducing and Data Recording and Reproducing Apparatus
Magnetic Head with Improved Cpp Sensor Using Heusler Alloys
Compact Magnetic Head Slider with Reduced Bearing Surfaces
Magnetic Head Slider with Reduced Bearing Surface Area and Magnetic Disk Drive
Magnetic Disk Drive with Flying Height Control System
Magnetic Disk Drive with Adjustment of Rotational Balance
Falling Sensor and the Information Processing Device Making Use of It
Oblique Angle Etched Underlayers for Improved Exchange Biased Structures in a Magnetoresitive Sensor
Magnetic Read/Write Device Preventing Malfunction Due to Reversal in Polarity
Method for Manufacturing a Magnetic Write Head
Write Head Design and Method for Reducing Adjacent Track Interference at Very Narrow Track Widths
Mounting Spindle Shaft in Magnetic Disk Drive
Head Shock Resistance and Head Load/Unload Protection for Reducing Disk Errors and Defects, and Enhancing Data Integrity of Disk Drives
Head Shock Resistance and Head Load/Unload Protection for Reducing Disk Errors and Defects, and Enhancing Data Integrity of Disk Drives
Feedback Control Mechanism for Active Damping of Slider Air Bearing Vibrations in a Hard Disk Drive Slider
Patent:
7,215,500 →
Application:
11/289,037 →
Method of Feedback Control for Active Damping of Slider Air Bearing Vibrations in a Hard Disk Drive Slider
Patent:
7,277,252 →
Application:
11/289,093 →
Feedback Control Mechanism for Active Damping of Slider Air Bearing Vibrations in a Hard Disk Drive Slider
Patent:
7,193,806 →
Application:
11/289,105 →
Apparatus for Evaluating the Quality of a Lapping Plate
Magneto-Resistive Sensor Having Small Track Width and Sensor Height Using Stopper Layer
Method of Evaluating the Quality of a Lapping Plate
Arm Chamfer for Comb Type Actuator in Rotating Disk Storage Device and Carriage Assembly
Magnetic Head Having Durability Against Static Electricity with Modified Time Constant
Controlling the Thickness of Wafers During the Electroplating Process
Disk Drive with Improved Format Efficiency and Control Method Thereof
Perpendicular Magnetic Recording Medium for High Density Recording and Manufacturing of the Same
Manufacturing Method for Magnetic Disk Drive
Magnetoresistive Sensor Having an Enhanced Lead Overlay Design and Shape Enhanced Pinning
A Method of Manufacturing a Magnetic Head with Integration of a Small Flash Field, Zero Bias, and Non-Reactive Ion Milling for Pole Tip Uniformity
Thermal Assist Head Slider
Disk Device with Reduced Flutter
Magnetic Disk Device with Rotor Supported by Fluid Bearing
Alternate Cylinder Table to Improve Adjacent Track Interference Problem
Optimized Lighting Method for Slider Serial Reading Using Class Variance
Magnetic Disk Drive with Control of Sense Current of Magnetic Head
Magnetoresistive Sensor Having Magnetic Layers with Tailored Magnetic Anisotropy Induced by Direct Ion Milling
Magnetic Disk Drive with Offset Detection of Composite Magnetic Head
Current Perpendicular to Plane Magnetoresistive Sensor Having a Shape Enhanced Pinned Layer and an in Stack Bias Structure
Plastic Spacer and Disk Clamp Assembly
Magnetic Disk Drive with Line Contact
Disk Drive with an Air Flow Passage Within Enclosure to Reduce Flutter
Boss Location to Adjust Head Attitude
Disk Clamp Assembly
Bearing Mechanism for Spindle Motor in Magnetic Disk Drive
Narrow Track Read Sensor
Perpendicular Magnetic Recording Disk with Ultrathin Nucleation Film for Improved Corrosion Resistance and Method for Making the Disk
Filtered Air Separator for Disk Drive
Thin Film Magnetic Head Wherein at Least One of a Return Pole, a First Shield, and a Second Shield Has a Reverse Taper
Data Storage Device and Data Storage Device Control Method
Magnetic Head Slider and Disk Drive with Reduced Damage to Recording Medium
Head Gimbal Assembly Provided with Solder Ball Connecting Structure Allowing Re-Utilization of Suspension
Magnetic Recording Medium Having a Cobalt-Based Alloy Film for High Density Recording and Magnetic Storage Device Using Same
Magnetic Disk Drive Having Circuit Board Apertures Fitted with Protrusions to Achieve Efficient Layout of Circuit Elements
Fpc-Connector Connecting Structure and Magnetic Disk
Method for Fabricating a Side Shield for a Flux Guide Layer for Perpendicular Magnetic Recording
Disk Drive with Airflow Control and Fins at a Transition Surface Between Base Surfaces
Disk Drive with Vibration Suppression Member Disposed Near Head Assembly
Method for Controlling Magnetostriction in a Free Layer of a Magnetoresistive Sensor
System and Method for Determining Head-Disk Contact in a Magnetic Recording Disk Drive
Patent:
7,215,495 →
Application:
11/320,423 →
System and Method for Calibrating and Controlling a Fly-Height Actuator in a Magnetic Recording Disk Drive
Patent:
7,180,692 →
Application:
11/320,425 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Change of Name
Oct 25, 2012
From: HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V.
To: HGST NETHERLANDS B.V.
Reel/Frame 029341/0777 →
Security Interest
Feb 6, 2020
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS AGENT
Reel/Frame 052915/0566 →
Release of Security Interest at Reel 052915 Frame 0566
Feb 8, 2022
From: JPMORGAN CHASE BANK, N.A.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 059127/0001 →
Patent Collateral Agreement - Ddtl Loan Agreement
Aug 21, 2023
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 067045/0156 →
Patent Collateral Agreement - a&R Loan Agreement
Aug 21, 2023
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 064715/0001 →