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Kroum Stoev
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Fremont, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Data retention (DR) warning system
Patent number
12,164,372
Issue date
Dec 10, 2024
Western Digital Technologies, Inc.
Lisha Wang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Recovery combining hard decoding, soft decoding and artificial code...
Patent number
10,552,259
Issue date
Feb 4, 2020
Western Digital Technologies, Inc.
Adam Noah Jacobvitz
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Block management for data streams
Patent number
10,338,841
Issue date
Jul 2, 2019
Western Digital Technologies, Inc.
Gulzar A. Kathawala
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for implementing super word line zones in a memor...
Patent number
10,223,022
Issue date
Mar 5, 2019
Western Digital Technologies, Inc.
Meiman Lin Syu
G11 - INFORMATION STORAGE
Information
Patent Grant
Data retention flags in solid-state drives
Patent number
10,109,352
Issue date
Oct 23, 2018
Western Digital Technologies, Inc.
Dengtao Zhao
G11 - INFORMATION STORAGE
Information
Patent Grant
System and method of managing data in a non-volatile memory having...
Patent number
10,032,488
Issue date
Jul 24, 2018
SanDisk Technologies LLC
Gulzar A. Kathawala
G11 - INFORMATION STORAGE
Information
Patent Grant
Temperature-based data refreshing
Patent number
10,021,777
Issue date
Jul 10, 2018
Western Digital Technologies, Inc.
Kroum S. Stoev
G11 - INFORMATION STORAGE
Information
Patent Grant
Temperature compensation management in solid-state memory
Patent number
9,672,934
Issue date
Jun 6, 2017
Western Digital Technologies, Inc.
Guirong Liang
G11 - INFORMATION STORAGE
Information
Patent Grant
Temperature management in data storage devices
Patent number
9,668,337
Issue date
May 30, 2017
Western Digital Technologies, Inc.
Kroum S. Stoev
G11 - INFORMATION STORAGE
Information
Patent Grant
Data retention flags in solid-state drives
Patent number
9,620,220
Issue date
Apr 11, 2017
Western Digital Technologies, Inc.
Dengtao Zhao
G11 - INFORMATION STORAGE
Information
Patent Grant
Data retention monitoring using temperature history in solid state...
Patent number
9,595,347
Issue date
Mar 14, 2017
Western Digital Technologies, Inc.
Dengtao Zhao
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive using non-volatile cache when garbage collecting log str...
Patent number
9,563,397
Issue date
Feb 7, 2017
Western Digital Technologies, Inc.
Kroum S. Stoev
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Temperature compensation management in solid-state memory
Patent number
9,275,741
Issue date
Mar 1, 2016
Western Digital Technologies, Inc.
Guirong Liang
G11 - INFORMATION STORAGE
Information
Patent Grant
Data retention flags in solid-state drives
Patent number
9,263,136
Issue date
Feb 16, 2016
Western Digital Technologies, Inc.
Dengtao Zhao
G11 - INFORMATION STORAGE
Information
Patent Grant
Data retention monitoring using temperature history in solid state...
Patent number
9,165,668
Issue date
Oct 20, 2015
Western Digital Technologies, Inc.
Dengtao Zhao
G11 - INFORMATION STORAGE
Information
Patent Grant
Systems and methods of write precompensation to extend life of a so...
Patent number
9,013,920
Issue date
Apr 21, 2015
Western Digital Technologies, Inc.
Kroum S. Stoev
G11 - INFORMATION STORAGE
Information
Patent Grant
Programming scheme for improved voltage distribution in solid-state...
Patent number
9,007,841
Issue date
Apr 14, 2015
Western Digital Technologies, Inc.
Haibo Li
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive calibrating laser power and write current for heat assis...
Patent number
8,854,929
Issue date
Oct 7, 2014
Western Digital Technologies, Inc.
Eric J. Champion
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive destabilizing magnetization of test pattern using head l...
Patent number
8,773,957
Issue date
Jul 8, 2014
Western Digital Technologies, Inc.
Eric J. Champion
G11 - INFORMATION STORAGE
Information
Patent Grant
PMR head with an angled stitch layer
Patent number
8,537,494
Issue date
Sep 17, 2013
Western Digital (Fremont), LLC
Tao Pan
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic writer having a split yoke
Patent number
8,537,495
Issue date
Sep 17, 2013
Western Digital (Fremont), LLC
Peng Luo
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording head with near field transducer having non-rectangular pi...
Patent number
8,472,288
Issue date
Jun 25, 2013
Western Digital (Fremont), LLC
Christopher B. Wolf
G11 - INFORMATION STORAGE
Information
Patent Grant
Energy-assisted magnetic recording head having waveguide capable of...
Patent number
8,462,592
Issue date
Jun 11, 2013
Western Digital (Fremont), LLC
Christopher B. Wolf
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic writer having a split yoke
Patent number
8,373,945
Issue date
Feb 12, 2013
Western Digital (Fremont), LLC
Peng Luo
G11 - INFORMATION STORAGE
Information
Patent Grant
Trailing edge optimized near field transducer having non-rectangula...
Patent number
8,351,307
Issue date
Jan 8, 2013
Western Digital (Fremont), LLC
Christopher B. Wolf
G11 - INFORMATION STORAGE
Information
Patent Grant
Trailing edge optimized near field transducer
Patent number
8,320,219
Issue date
Nov 27, 2012
Western Digital (Fremont), LLC
Christopher B. Wolf
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and system for providing separate write and optical modules...
Patent number
8,310,901
Issue date
Nov 13, 2012
Western Digital (Fremont), LLC
Sharat Batra
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and system for providing a write pole in an energy assisted...
Patent number
8,164,855
Issue date
Apr 24, 2012
Western Digital (Fremont), LLC
Matthew R. Gibbons
G11 - INFORMATION STORAGE
Information
Patent Grant
Perpendicular recording head with shaped pole surfaces for higher l...
Patent number
7,869,160
Issue date
Jan 11, 2011
Western Digital (Fremont), LLC
Tao Pan
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording head with resistive heating element located near...
Patent number
7,729,087
Issue date
Jun 1, 2010
Western Digital (Fremont), LLC
Kroum S. Stoev
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
DATA RETENTION (DR) WARNING SYSTEM
Publication number
20240070017
Publication date
Feb 29, 2024
Western Digital Technologies, Inc.
Lisha WANG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RECOVERY COMBINING HARD DECODING, SOFT DECODING AND ARTIFICIAL CODE...
Publication number
20190286516
Publication date
Sep 19, 2019
Western Digital Technologies, Inc.
Adam Noah Jacobvitz
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
BLOCK MANAGEMENT FOR DATA STREAMS
Publication number
20180373431
Publication date
Dec 27, 2018
Western Digital Technologies, Inc.
Gulzar A. KATHAWALA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM AND METHOD FOR IMPLEMENTING SUPER WORD LINE ZONES IN A MEMOR...
Publication number
20180217892
Publication date
Aug 2, 2018
WESTERN DIGITAL TECHNOLOGIES, INC.
Meiman Lin Syu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM AND METHOD OF MANAGING DATA IN A NON-VOLATILE MEMORY HAVING...
Publication number
20180190329
Publication date
Jul 5, 2018
SanDisk Technologies LLC
Gulzar A. Kathawala
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DATA RETENTION FLAGS IN SOLID-STATE DRIVES
Publication number
20170352423
Publication date
Dec 7, 2017
WESTERN DIGITAL TECHNOLOGIES, INC.
Dengtao ZHAO
G11 - INFORMATION STORAGE
Information
Patent Application
TEMPERATURE-BASED DATA REFRESHING
Publication number
20170257940
Publication date
Sep 7, 2017
WESTERN DIGITAL TECHNOLOGIES, INC.
KROUM S. STOEV
G11 - INFORMATION STORAGE
Information
Patent Application
TEMPERATURE MANAGEMENT IN DATA STORAGE DEVICES
Publication number
20170071056
Publication date
Mar 9, 2017
WESTERN DIGITAL TECHNOLOGIES, INC.
KROUM S. STOEV
G11 - INFORMATION STORAGE
Information
Patent Application
TEMPERATURE COMPENSATION MANAGEMENT IN SOLID-STATE MEMORY
Publication number
20160172051
Publication date
Jun 16, 2016
WESTERN DIGITAL TECHNOLOGIES, INC.
GUIRONG LIANG
G11 - INFORMATION STORAGE
Information
Patent Application
DATA RETENTION FLAGS IN SOLID-STATE DRIVES
Publication number
20160163392
Publication date
Jun 9, 2016
WESTERN DIGITAL TECHNOLOGIES, INC.
Dengtao ZHAO
G11 - INFORMATION STORAGE
Information
Patent Application
DATA RETENTION MONITORING USING TEMPERATURE HISTORY IN SOLID STATE...
Publication number
20160027523
Publication date
Jan 28, 2016
WESTERN DIGITAL TECHNOLOGIES, INC.
Dengtao Zhao
G11 - INFORMATION STORAGE
Information
Patent Application
PROGRAMMING SCHEME FOR IMPROVED VOLTAGE DISTRIBUTION IN SOLID-STATE...
Publication number
20150117113
Publication date
Apr 30, 2015
WESTERN DIGITAL TECHNOLOGIES, INC.
HAIBO LI
G11 - INFORMATION STORAGE
Information
Patent Application
READING VOLTAGE CALCULATION IN SOLID-STATE STORAGE DEVICES
Publication number
20140359202
Publication date
Dec 4, 2014
YONGKE SUN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEMS AND METHODS OF WRITE PRECOMPENSATION TO EXTEND LIFE OF A SO...
Publication number
20140301142
Publication date
Oct 9, 2014
KROUM S. STOEV
G11 - INFORMATION STORAGE
Information
Patent Application
Write head having a recessed, magnetic adjunct pole formed atop a m...
Publication number
20050007696
Publication date
Jan 13, 2005
Western Digital (Fremont), Inc.
Yingjian Chen
G11 - INFORMATION STORAGE