WESTERN DIGITAL TECHNOLOGIES, INC.
Patent Owner
Back to search results Back to News FeedStats
- 49 5,627 US PATENTS IN FORCE
- 321 US APPLICATIONS PENDING
- Feb 01, 2018 most recent publication
Details
- 5,627 Issued Patents
- 1,196 Issued in last 3 years
- 309 Published in last 3 years
- 164,924 Total Citation Count
- Jun 05, 1980 Earliest Filing
- 489 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
MATTERS
Rank in Class
Intl Class
Technology
MATTERS
Rank in Class
- No Technologies to Display
Top Patents (by citation)
Upgrade to the Premium Level to View Top Patents for this Owner. Learn More |
Patent #
Title
Filing Date
Issue Date
Intl Class
CITATIONS
6405342
Disk drive employing a multiple-input sequence detector responsive to reliability metrics to improve a retry operation
Sep 10, 99
Jun 11, 02
[G06F]
227
7136244
Disk drive employing data averaging techniques during retry operations to facilitate data recovery
Feb 22, 02
Nov 14, 06
[G11B]
220
6278568
Disk drive employing read channel IC with common port for data and servo
Dec 30, 98
Aug 21, 01
[G11B]
208
6223303
Disk drive having two tiered defect list comprising marginal and reserved data sectors
Jun 29, 98
Apr 24, 01
[G06F]
207
6603622
Disk drive employing a sync mark detector comprising a matched filter and a dual polarity correlator
Feb 28, 01
Aug 05, 03
[G11B]
202
6490635
Conflict detection for queued command handling in disk drive controller
Apr 28, 00
Dec 03, 02
[G06F]
202
6411452
Disk drive employing read error tolerant sync mark detection
Mar 11, 97
Jun 25, 02
[G11B]
197
6091564
Disk drive with calibration bursts that are recorded on a spiral and method of recording the same
Apr 30, 98
Jul 18, 00
[G11B]
191
7733712
Storage subsystem with embedded circuit for protecting against anomalies in power signal from host
May 20, 08
Jun 08, 10
[G11C]
188
- No Patents to Display
Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2018/0032,261
Efficient Data Management Through Compressed Data Interfaces
Jun 13, 17
Feb 01, 18
[G06F]
2018/0032,395
ERASURE CORRECTING CODING USING TEMPORARY ERASURE DATA
Oct 12, 17
Feb 01, 18
[G11C, G06F, H03M]
2018/0034,476
HIERARCHICAL VARIABLE CODE RATE ERROR CORRECTION CODING
Oct 21, 16
Feb 01, 18
[G11C, G06F, H03M]
2018/0034,484
NON-BINARY DECODING USING TENSOR PRODUCT TRANSFORMS
Jul 31, 17
Feb 01, 18
[G06F, H03M]
2018/0024,737
SYSTEMS AND METHODS FOR CLASSIFYING DATA IN SOLID STATE DRIVES
Jul 19, 16
Jan 25, 18
[G11C, G06F]
2018/0024,743
DUAL-PORTED PCI EXPRESS-BASED STORAGE CARTRIDGE INCLUDING SINGLE-PORTED STORAGE CONTROLLERS
Jul 20, 16
Jan 25, 18
[G06F]
2018/0024,753
INTERNALLY PRECONDITIONING SOLID STATE DRIVES FOR VARIOUS WORKLOADS
Jul 21, 16
Jan 25, 18
[G06F]
2018/0025,746
LOW MAGNETIC FLUX DENSITY INTERFACE LAYER FOR SPIN TORQUE OSCILLATOR
Sep 25, 17
Jan 25, 18
[G11B]
2018/0025,782
SYSTEMS AND METHODS FOR PROGRAMMING DATA TO STORAGE DEVICES
Jul 25, 16
Jan 25, 18
[G11C]
2018/0018,259
APPARATUS AND METHOD FOR LOW POWER LOW LATENCY HIGH CAPACITY STORAGE CLASS MEMORY
Sep 26, 17
Jan 18, 18
[G11C, G06F]
2018/0018,287
METHOD TO GENERATE PATTERN DATA OVER GARBAGE DATA WHEN ENCRYPTION PARAMETERS ARE CHANGED
Sep 14, 17
Jan 18, 18
[H04L, G06F, G09C]
2018/0012,627
MANAGING FAR AND NEAR TRACK ERASURE BY DYNAMIC CONTROL OF A WRITE CURRENT PARAMETER OF A MAGNETIC DISK DRIVE
Jul 07, 16
Jan 11, 18
[G11B]
- No Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9880752
Memory die temperature adjustment based on a power condition
Aug 02, 16
Jan 30, 18
[G11C, G06F]
9881639
Within-row wedge angle control for magnetic recording read-write heads
Jun 23, 16
Jan 30, 18
[B24B, G11B]
9881640
Disk drive head suspension tail with a noble metal layer disposed on a plurality of structural backing islands
Mar 29, 16
Jan 30, 18
[G01R, G11B, H04R]
9881641
Burst writing for clearance calibration in a heat assisted magnetic data recording system
Dec 30, 16
Jan 30, 18
[G11B]
9881643
Data storage device generating extended redundancy to compensate for track squeeze
May 15, 17
Jan 30, 18
[G11B]
9881650
Connector mitigating crosstalk for high speed communication
Dec 26, 16
Jan 30, 18
[H01R, G11B, H05K]
9875025
System and method for performing data retention in solid-state memory using an LRU list
Sep 14, 15
Jan 23, 18
[G11C, G06F]
9875062
Memory die temperature adjustment based on aging condition
Mar 04, 16
Jan 23, 18
[G11C, G06F]
9870803
Adhesive cover seal for hermetically-sealed data storage device
May 31, 16
Jan 16, 18
[G11B]
9870804
Retractable guide features for data storage device carriers
Jan 23, 15
Jan 16, 18
[G11B, G06F, H05K]
9870806
Hermetic sealing with high-speed transmission for hard disk drive
Jan 13, 17
Jan 16, 18
[H01R, G11B]
9871882
Optimized N-stream sequential media playback caching method and system
Jan 02, 14
Jan 16, 18
[H04L, G06F]
9865284
Fabrication process for slider with extended three-dimensional air-bearing surface
May 25, 16
Jan 09, 18
[B24B, B29L, G11B, B22F, B29C, B33Y, B28B]
9865286
Tape array electrical lapping guide design for small stripe TMR sensor
May 31, 16
Jan 09, 18
[G11B]
- No Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2017/0221,511
REDUCING CARBONACEOUS SMEAR AT THE NFT AREA ON HAMR HEAD
ABAN
Aug 10, 16
Aug 03, 17
[G11B]
2017/0213,572
DETECTION OF READ-WRITE HEAD TOUCHDOWN USING HEAD ACTUATOR
ABAN
May 25, 16
Jul 27, 17
[G11B]
2017/0147,045
METHOD AND SYSTEM FOR REMOVING HEAT FROM MULTIPLE CONTROLLERS ON A CIRCUIT BOARD
ABAN
Feb 08, 17
May 25, 17
[G06F, H05K]
2017/0117,027
TOP PINNED SOT-MRAM ARCHITECTURE WITH IN-STACK SELECTOR
ABAN
Oct 21, 15
Apr 27, 17
[G11C, H01L]
2017/0097,877
VARIED STORAGE MEDIA DENSITY FOR DATA STORAGE DEVICES IN VIBRATIONAL ENVIRONMENTS
ABAN
Oct 05, 15
Apr 06, 17
[G06F]
2017/0092,303
SCISSOR TYPE MAGNETIC SENSOR HAVING AN IN-STACK LONGITUDINAL STABILIZATION STRUCTURE
ABAN
Sep 30, 15
Mar 30, 17
[G11B]
2017/0092,310
DATA STORAGE DEVICE CONCURRENTLY CONTROLLING AND SENSING A SECONDARY ACTUATOR FOR ACTUATING A HEAD OVER A DISK
ABAN
Aug 24, 16
Mar 30, 17
[G11B]
2017/0092,576
CONTACTING NANO-IMPRINTED CROSS-POINT ARRAYS TO A SUBSTRATE
ABAN
Sep 29, 15
Mar 30, 17
[H01L]
2017/0062,018
Control Of Vortex Shedding Associated With A Hard Disk Drive Damper Plate
ABAN
Aug 27, 15
Mar 02, 17
[G11B]
2017/0047,088
NEAR-FIELD TRANSDUCER FOR HEAT ASSISTED MAGNETIC RECORDING WITH TRAILING EDGE TAPER AND SIDE TAPER
ABAN
Aug 13, 15
Feb 16, 17
[G11B]
2017/0017,405
SYSTEMS AND METHODS FOR IMPROVING FLASH-ORIENTED FILE SYSTEM GARBAGE COLLECTION
ABAN
Jul 14, 15
Jan 19, 17
[G06F]
2017/0018,285
BARIUM HEXA-FERRITE TECHNOLOGY FOR MAMR AND ADVANCED MAGNETIC RECORDING APPLICATIONS
ABAN
Jul 14, 15
Jan 19, 17
[G11B]
2017/0011,778
Solvent-Based Mitigating Of Organic Contaminants In A Hard Disk Drive
ABAN
Jul 08, 15
Jan 12, 17
[B08B, G11B, C11D]
2017/0004,853
IMPLEMENTING ENHANCED IN-SITU MONITORING OF HEAD OVERCOAT WEAR FOR CONTROLLED BURNISHING AND EARLY DETECTION OF HEAD FAILURE IN HDD
ABAN
Jul 02, 15
Jan 05, 17
[G11B]
2016/0363,972
TEMPERATURE CONTROL OF STORAGE ARRAYS WITH ROTATING MEDIA SEEK ADJUSTMENTS
ABAN
Jun 12, 15
Dec 15, 16
[G05B, G06F]
2016/0365,102
Conforming Fence For Vacuum Support Machining Operations
ABAN
Jun 10, 15
Dec 15, 16
[G11B, B26D]
- No Patents to Display
Top Inventors for This Owner
Upgrade to the Premium Level to View Top Inventors for this Owner. Learn More |
Inventor Name
Address
MATTERS
- No Inventor to Display
Free |
Premium |
Professional |
Enterprise |
Patent Searching | ![]() |
![]() |
![]() |
![]() |
|||
Technology Searching | ![]() |
![]() |
![]() |
![]() |
|||
Owner and Inventor Searching | ![]() |
![]() |
![]() |
![]() |
|||
Patent Analytics | ![]() |
![]() |
![]() |
![]() |
|||
Owner Analytics | ![]() |
![]() |
![]() |
![]() |
|||
Attorney Analytics | ![]() |
![]() |
![]() |
![]() |
|||
Inventor Analytics | ![]() |
![]() |
![]() |
![]() |
|||
Technology Analytics | ![]() |
![]() |
![]() |
![]() |
|||
Mobile Searching | ![]() |
![]() |
![]() |
![]() |
|||
Tagging | ![]() |
![]() |
![]() |
||||
Advanced Patent Analytics | ![]() |
![]() |
![]() |
||||
Advanced Owner Analytics | ![]() |
![]() |
![]() |
||||
Mobile Portfolio/Analytics | ![]() |
![]() |
![]() |
||||
Detailed Attorney Information | ![]() |
![]() |
|||||
Prosecution analytics | ![]() |
![]() |
|||||
Pre-publication Data | ![]() |
![]() |
|||||
Monthly PAIR Information and Watches | ![]() |
![]() |
|||||
Number of patents in all portfolios | 100 (maximum) | 1000 (maximum) | 2000 (maximum) | Unlimited | |||
Watches in all categories (Watch) | 20 (maximum) | 10 (maximum) | 50 (maximum) | 500 (maximum) | Unlimited | ||
Maximum number of portfolios | 5 (maximum) | 10 (maximum) | 100 (maximum) | Unlimited | |||
Maximum number of comparisons | 1 (maximum) | 5 (maximum) | 20 (maximum) | Unlimited |
FREE |
$9.95/mo |
$39.95/mo |
$99.95/mo |
||||
PAIR Watch Weekly Update | $2.75/mo/patent | $2.65/mo/patent | |||||
PAIR Watch Daily Update | $5.75/mo/patent | $5.65/mo/patent | |||||
Trial Version | Trial Version | Trial Version | |||||
Current Plan Upgrade Now | Current Plan Upgrade Now | Current Plan Upgrade Now | Current Plan Upgrade Now |
We are sorry but your current membership does not allow you access to this feature. Upgrade to our Premium Level to View Top Owners in Class/Subclass! Learn More |