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Tatsuya Haga
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Recording medium controller and method thereof
Patent number
RE48952
Issue date
Mar 1, 2022
Kabushiki Kaisha Toshiba
Tatsuya Haga
Information
Patent Grant
Disk storage apparatus and method for shingled magnetic recording
Patent number
8,896,953
Issue date
Nov 25, 2014
Kabushiki Kaisha Toshiba
Tatsuya Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording device and information recording method
Patent number
8,638,514
Issue date
Jan 28, 2014
Kabushiki Kaisha Toshiba
Akihiko Sato
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording device and information recording method
Patent number
8,553,347
Issue date
Oct 8, 2013
Kabushiki Kaisha Toshiba
Hikaru Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk drive and method for rewriting data block
Patent number
8,416,518
Issue date
Apr 9, 2013
Kabushiki Kaisha Toshiba
Tatsuo Nitta
G11 - INFORMATION STORAGE
Information
Patent Grant
Data write control apparatus and data write control method
Patent number
8,411,386
Issue date
Apr 2, 2013
Kabushiki Kaisha Toshiba
Tadashi Hongawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording medium controller and method thereof
Patent number
8,363,349
Issue date
Jan 29, 2013
Kabushiki Kaisha Toshiba
Tatsuya Haga
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Disk storage device and cache control method for disk storage device
Patent number
7,603,517
Issue date
Oct 13, 2009
Fujitsu Limited
Noriyuki Sato
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MAGNETIC DISK DEVICE
Publication number
20240311026
Publication date
Sep 19, 2024
Kabushiki Kaisha Toshiba
Ling LIN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DISK STORAGE APPARATUS AND METHOD FOR SHINGLED MAGNETIC RECORDING
Publication number
20140177085
Publication date
Jun 26, 2014
Tatsuya HAGA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION RECORDING DEVICE AND INFORMATION RECORDING METHOD
Publication number
20120212847
Publication date
Aug 23, 2012
Kabushiki Kaisha Toshiba
Akihiko Sato
G11 - INFORMATION STORAGE
Information
Patent Application
INFORMATION RECORDING DEVICE AND INFORMATION RECORDING METHOD
Publication number
20120194946
Publication date
Aug 2, 2012
Kabushiki Kaisha Toshiba
Hikaru Watanabe
G11 - INFORMATION STORAGE
Information
Patent Application
RECORDING MEDIUM CONTROLLER AND METHOD THEREOF
Publication number
20110292538
Publication date
Dec 1, 2011
Kabushiki Kaisha Toshiba
Tatsuya HAGA
G01 - MEASURING TESTING
Information
Patent Application
MAGNETIC DISK DRIVE AND METHOD FOR REWRITING DATA BLOCK
Publication number
20110292533
Publication date
Dec 1, 2011
Kabushiki Kaisha Toshiba
Tatsuo NITTA
G11 - INFORMATION STORAGE
Information
Patent Application
DATA WRITE CONTROL APPARATUS AND DATA WRITE CONTROL METHOD
Publication number
20110292536
Publication date
Dec 1, 2011
Kabushiki Kaisha Toshiba
Tadashi Hongawa
G11 - INFORMATION STORAGE
Information
Patent Application
STORAGE DEVICE AND CONTROL DEVICE
Publication number
20100123964
Publication date
May 20, 2010
Fujitsu Limited
Tatsuya Haga
G11 - INFORMATION STORAGE
Information
Patent Application
BUFFER CONTROL METHOD AND STORAGE APPARATUS
Publication number
20090300234
Publication date
Dec 3, 2009
Fujitsu Limited
Tatsuya Haga
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Storage device control apparatus, storage device, and data storage...
Publication number
20080209103
Publication date
Aug 28, 2008
Fujitsu Limited
Tatsuya Haga
G11 - INFORMATION STORAGE
Information
Patent Application
Disk storage device and cache control method for disk storage device
Publication number
20070070829
Publication date
Mar 29, 2007
FUJITSU LIMITED
Noriyuki Sato
G11 - INFORMATION STORAGE