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Akira YAMAGA
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Memory system having semiconductor memory device that performs veri...
Patent number
10,978,157
Issue date
Apr 13, 2021
TOSHIBA MEMORY CORPORATION
Masanobu Shirakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory system having semiconductor memory device that performs veri...
Patent number
10,600,485
Issue date
Mar 24, 2020
TOSHIBA MEMORY CORPORATION
Masanobu Shirakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory system
Patent number
10,574,272
Issue date
Feb 25, 2020
TOSHIBA MEMORY CORPORATION
Yuta Kumano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory device and writing operation method thereof in...
Patent number
10,276,243
Issue date
Apr 30, 2019
TOSHIBA MEMORY CORPORATION
Masanobu Shirakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory system
Patent number
10,089,241
Issue date
Oct 2, 2018
TOSHIBA MEMORY CORPORATION
Tokumasa Hara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Write data optimization methods for non-volatile semiconductor memo...
Patent number
10,061,691
Issue date
Aug 28, 2018
TOSHIBA MEMORY CORPORATION
Kejen Lin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory device and writing operation method thereof
Patent number
9,911,498
Issue date
Mar 6, 2018
TOSHIBA MEMORY CORPORATION
Masanobu Shirakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory system
Patent number
9,721,666
Issue date
Aug 1, 2017
Kabushiki Kaisha Toshiba
Masanobu Shirakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory controller, memory system, and memory write method
Patent number
9,264,070
Issue date
Feb 16, 2016
Kabushiki Kaisha Toshiba
Tatsuhiro Suzumura
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Storage device
Patent number
8,879,349
Issue date
Nov 4, 2014
Kabushiki Kaisha Toshiba
Kenichiro Yoshii
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory system and computer program product
Patent number
8,812,774
Issue date
Aug 19, 2014
Kabushiki Kaisha Toshiba
Shigehiro Asano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor storage device, method of controlling the same, and e...
Patent number
8,751,896
Issue date
Jun 10, 2014
Kabushiki Kaisha Toshiba
Akira Yamaga
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor storage device, method of controlling the same, and e...
Patent number
8,499,216
Issue date
Jul 30, 2013
Kabushiki Kaisha Toshiba
Akira Yamaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Chien search device and Chien search method
Patent number
8,418,028
Issue date
Apr 9, 2013
Kabushiki Kaisha Toshiba
Akira Yamaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor storage device, method of controlling the same, and e...
Patent number
8,381,066
Issue date
Feb 19, 2013
Kabushiki Kaisha Toshiba
Akira Yamaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Error correcting device and error correcting method
Patent number
8,312,348
Issue date
Nov 13, 2012
Kabushiki Kaisha Toshiba
Akira Yamaga
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Decoder device and method for decoding data stored in storage medium
Patent number
8,176,389
Issue date
May 8, 2012
Kabushiki Kaisha Toshiba
Koji Horisaki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor storage device, method of controlling the same, and e...
Patent number
8,086,933
Issue date
Dec 27, 2011
Kabushiki Kaisha Toshiba
Akira Yamaga
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MEMORY SYSTEM HAVING SEMICONDUCTOR MEMORY DEVICE THAT PERFORMS VERI...
Publication number
20210193228
Publication date
Jun 24, 2021
Toshiba Memory Corporation
Masanobu SHIRAKAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MEMORY SYSTEM HAVING SEMICONDUCTOR MEMORY DEVICE THAT PERFORMS VERI...
Publication number
20200185036
Publication date
Jun 11, 2020
Toshiba Memory Corporation
Masanobu SHIRAKAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MEMORY SYSTEM
Publication number
20190214090
Publication date
Jul 11, 2019
Toshiba Memory Corporation
Masanobu SHIRAKAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MEMORY SYSTEM
Publication number
20190089384
Publication date
Mar 21, 2019
Toshiba Memory Corporation
Yuta KUMANO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Semiconductor memory device and writing operation mathod thereof
Publication number
20180144801
Publication date
May 24, 2018
Toshiba Memory Corporation
Masanobu SHIRAKAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MEMORY SYSTEM
Publication number
20180068719
Publication date
Mar 8, 2018
Toshiba Memory Corporation
Kejen LIN
G11 - INFORMATION STORAGE
Information
Patent Application
MEMORY SYSTEM
Publication number
20170262379
Publication date
Sep 14, 2017
KABUSHIKI KAISHA TOSHIBA
Tokumasa HARA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MEMORY SYSTEM
Publication number
20170243657
Publication date
Aug 24, 2017
Kabushiki Kaisha Toshiba
Masanobu SHIRAKAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MEMORY SYSTEM
Publication number
20170076801
Publication date
Mar 16, 2017
Kabushiki Kaisha Toshiba
Masanobu SHIRAKAWA
G11 - INFORMATION STORAGE
Information
Patent Application
STORAGE DEVICE
Publication number
20140241096
Publication date
Aug 28, 2014
KABUSHIKI KAISHA TOSHIBA
Kenichiro YOSHII
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR STORAGE DEVICE AND MEMORY CONTROLLER
Publication number
20140068378
Publication date
Mar 6, 2014
Kabushiki Kaisha Toshiba
Kenichiro YOSHII
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SEMICONDUCTOR STORAGE DEVICE, METHOD OF CONTROLLING THE SAME, AND E...
Publication number
20130297984
Publication date
Nov 7, 2013
Akira Yamaga
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MEMORY CONTROLLER, MEMORY SYSTEM, AND MEMORY WRITE METHOD
Publication number
20130173997
Publication date
Jul 4, 2013
Tatsuhiro SUZUMURA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SEMICONDUCTOR STORAGE DEVICE, METHOD OF CONTROLLING THE SAME, AND E...
Publication number
20130132795
Publication date
May 23, 2013
Kabushiki Kaisha Toshiba
Akira YAMAGA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MEMORY SYSTEM AND COMPUTER PROGRAM PRODUCT
Publication number
20120246383
Publication date
Sep 27, 2012
Kabushiki Kaisha Toshiba
Shigehiro Asano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SEMICONDUCTOR STORAGE DEVICE, METHOD OF CONTROLLING THE SAME, AND E...
Publication number
20120166908
Publication date
Jun 28, 2012
Kabushiki Kaisha Toshiba
Akira YAMAGA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CHIEN SEARCH DEVICE AND CHIEN SEARCH METHOD
Publication number
20110047441
Publication date
Feb 24, 2011
Kabushiki Kaisha Toshiba
Akira Yamaga
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SEMICONDUCTOR STORAGE DEVICE, METHOD OF CONTROLLING THE SAME, AND E...
Publication number
20100313099
Publication date
Dec 9, 2010
Kabushiki Kaisha Toshiba
Akira YAMAGA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ERROR CORRECTING DEVICE AND ERROR CORRECTING METHOD
Publication number
20090222708
Publication date
Sep 3, 2009
Kabushiki Kaisha Toshiba
Akira YAMAGA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DECODER DEVICE AND METHOD FOR DECODING DATA STORED IN STORAGE MEDIUM
Publication number
20080301524
Publication date
Dec 4, 2008
Kabushiki Kaisha Toshiba
Koji Horisaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Wireless communication system and wireless communication method
Publication number
20050201308
Publication date
Sep 15, 2005
Kabushiki Kaisha Toshiba
Masahiro Sekiya
H04 - ELECTRIC COMMUNICATION TECHNIQUE