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Yasushi Kasa
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Error correction scheme for non-volatile memory
Patent number
8,769,377
Issue date
Jul 1, 2014
Spansion LLC
Yasushi Kasa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Error correction scheme for non-volatile memory
Patent number
8,438,460
Issue date
May 7, 2013
Spansion LLC
Yasushi Kasa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Error correction scheme for non-volatile memory
Patent number
8,225,172
Issue date
Jul 17, 2012
Spansion LLC
Yasushi Kasa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor device and programming method therefor
Patent number
7,679,150
Issue date
Mar 16, 2010
Spansion LLC
Yasushi Kasa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and programming method
Patent number
7,206,241
Issue date
Apr 17, 2007
Spansion LLC
Kazunari Kido
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device supplying proper program po...
Patent number
7,012,838
Issue date
Mar 14, 2006
Fujitsu Limited
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory circuit with redundant configuration
Patent number
6,865,133
Issue date
Mar 8, 2005
Fujitsu Limited
Yoshihiro Tsukidate
G11 - INFORMATION STORAGE
Information
Patent Grant
OTP sector double protection for a simultaneous operation flash memory
Patent number
6,662,262
Issue date
Dec 9, 2003
Advanced Micro Devices, Inc.
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device having electrically and col...
Patent number
6,646,920
Issue date
Nov 11, 2003
Fujitsu Limited
Nobuaki Takashina
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device having electrically and col...
Patent number
6,618,288
Issue date
Sep 9, 2003
Fujitsu Limited
Takao Akaogi
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device having electrically and col...
Patent number
6,611,464
Issue date
Aug 26, 2003
Fujitsu Limited
Takao Akaogi
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory with improved sense amplifier oper...
Patent number
6,567,310
Issue date
May 20, 2003
Fujitsu Limited
Yuichi Einaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory device having electrically and col...
Patent number
6,563,738
Issue date
May 13, 2003
Fujitsu Limited
Takao Akaogi
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor memory
Patent number
6,496,414
Issue date
Dec 17, 2002
Fujitsu Limited
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory
Patent number
6,407,957
Issue date
Jun 18, 2002
Fujitsu Limited
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Grant
Write protect input implementation for a simultaneous operation fla...
Patent number
6,331,950
Issue date
Dec 18, 2001
Fujitsu Limited
Tiao-Hua Kuo
G11 - INFORMATION STORAGE
Information
Patent Grant
Architecture for a dual-bank page mode memory with redundancy
Patent number
6,310,805
Issue date
Oct 30, 2001
Advanced Micro Devices, Inc.
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Grant
Acceleration voltage implementation for a high density flash memory...
Patent number
6,297,993
Issue date
Oct 2, 2001
Advanced Micro Devices, Inc.
Johnny C. Chen
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for eliminating false data in a page mode memo...
Patent number
6,298,007
Issue date
Oct 2, 2001
Advanced Micro Device, Inc.
Vikram S. Santurkar
G11 - INFORMATION STORAGE
Information
Patent Grant
Common flash interface implementation for a simultaneous operation...
Patent number
6,275,412
Issue date
Aug 14, 2001
Advanced Micro Devices, Inc.
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Grant
Common flash interface implementation for a simultaneous operation...
Patent number
6,163,478
Issue date
Dec 19, 2000
Advanced Micro Devices, Inc.
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Grant
Sector write protect CAMS for a simultaneous operation flash memory
Patent number
6,125,055
Issue date
Sep 26, 2000
Advanced Micro Devices, Inc.
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with electrically controllable threshol...
Patent number
5,815,440
Issue date
Sep 29, 1998
Fujitsu Limited
Takao Akaogi
G11 - INFORMATION STORAGE
Information
Patent Grant
Flash memory with improved erasability and its circuitry
Patent number
5,770,963
Issue date
Jun 23, 1998
Fujitsu Limited
Takao Akaogi
G05 - CONTROLLING REGULATING
Information
Patent Grant
Semiconductor memory device for selecting and deselecting blocks of...
Patent number
5,666,314
Issue date
Sep 9, 1997
Fujitsu Limited
Takao Akaogi
G11 - INFORMATION STORAGE
Information
Patent Grant
Substrate voltage control circuit for a flash memory
Patent number
5,640,123
Issue date
Jun 17, 1997
Fujitsu Limited
Takao Akaogi
G05 - CONTROLLING REGULATING
Information
Patent Grant
Negative voltage circuit for a flash memory
Patent number
5,631,597
Issue date
May 20, 1997
Fujitsu Limited
Takao Akaogi
G05 - CONTROLLING REGULATING
Information
Patent Grant
Flash memory with improved erasability and its circuitry
Patent number
5,608,670
Issue date
Mar 4, 1997
Fujitsu Limited
Takao Akaogi
G05 - CONTROLLING REGULATING
Information
Patent Grant
Flash memory with improved erasability and its circuitry
Patent number
5,592,419
Issue date
Jan 7, 1997
Fujitsu Limited
Takao Akaogi
G05 - CONTROLLING REGULATING
Information
Patent Grant
Semiconductor memory having a sense amplifier with load transistors...
Patent number
5,592,427
Issue date
Jan 7, 1997
Fujitsu Limited
Sinsuke Kumakura
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
ERROR CORRECTION SCHEME FOR NON-VOLATILE MEMORY
Publication number
20130268823
Publication date
Oct 10, 2013
Yasushi KASA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ERROR CORRECTION SCHEME FOR NON-VOLATILE MEMORY
Publication number
20120266047
Publication date
Oct 18, 2012
Yasushi KASA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ERROR CORRECTION SCHEME FOR NON-VOLATILE MEMORY
Publication number
20090158123
Publication date
Jun 18, 2009
Yasushi KASA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Semiconductor device and programming method therefor
Publication number
20070052064
Publication date
Mar 8, 2007
Yasushi Kasa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and programming method
Publication number
20050276112
Publication date
Dec 15, 2005
Kazunari Kido
G11 - INFORMATION STORAGE
Information
Patent Application
Memory circuit with redundant configuration
Publication number
20040109371
Publication date
Jun 10, 2004
Yoshihiro Tsukidate
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory device supplying proper program po...
Publication number
20040062078
Publication date
Apr 1, 2004
FUJITSU LIMITED
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory device having electrically and col...
Publication number
20030198083
Publication date
Oct 23, 2003
FUJITSU LIMITED
Takao Akaogi
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory device having electrically and col...
Publication number
20030048687
Publication date
Mar 13, 2003
FUJITSU LIMITED
Takao Akaogi
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory device having electrically and col...
Publication number
20030039139
Publication date
Feb 27, 2003
FUJITSU LIMITED
Takao Akaogi
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory device having electrically and col...
Publication number
20030031049
Publication date
Feb 13, 2003
FUJITSU LIMITED
Nobuaki Takashina
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory
Publication number
20020154542
Publication date
Oct 24, 2002
FUJITSU LIMITED
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory with improved sense amplifier oper...
Publication number
20020145906
Publication date
Oct 10, 2002
FUJITSU LIMITED
Yuichi Einaga
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory device having electrically and col...
Publication number
20020136057
Publication date
Sep 26, 2002
FUJITSU LIMITED
Takao Akaogi
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory
Publication number
20010021118
Publication date
Sep 13, 2001
FUJITSU LIMITED
Yasushi Kasa
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor memory device having electrically and col...
Publication number
20010015932
Publication date
Aug 23, 2001
FUJITSU LIMITED
Takao Akaogi
G11 - INFORMATION STORAGE