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Ryo Haga
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor integrated circuit
Patent number
7,525,871
Issue date
Apr 28, 2009
Kabushiki Kaisha Toshiba
Takeshi Nagai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Setting method of chip initial state
Patent number
7,397,714
Issue date
Jul 8, 2008
Kabushiki Kaisha Toshiba
Takeshi Nagai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor integrated circuit
Patent number
7,266,025
Issue date
Sep 4, 2007
Kabushiki Kaisha Toshiba
Takeshi Nagai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory with sense amplifier equalizer having transist...
Patent number
7,099,217
Issue date
Aug 29, 2006
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory with sense amplifier equalizer having transist...
Patent number
6,990,028
Issue date
Jan 24, 2006
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device having a redundant memory cell and method for...
Patent number
6,956,778
Issue date
Oct 18, 2005
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device having a redundant memory cell and method for...
Patent number
6,816,419
Issue date
Nov 9, 2004
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device having a function block provided in a macro an...
Patent number
6,802,043
Issue date
Oct 5, 2004
Kabushiki Kaisha Toshiba
Ryo Haga
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory device having replacing defective columns with...
Patent number
6,459,630
Issue date
Oct 1, 2002
Kabushiki Kaisha Toshiba
Atsushi Nakayama
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor integrated circuit device and its manufacturing method
Patent number
6,429,521
Issue date
Aug 6, 2002
Kabushiki Kaisha Toshiba
Osamu Wada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and signal line shifting method
Patent number
6,307,794
Issue date
Oct 23, 2001
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device which activates column lines at high speed
Patent number
6,243,317
Issue date
Jun 5, 2001
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having redundancy circuit with high res...
Patent number
6,104,646
Issue date
Aug 15, 2000
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor integrated circuit device for changing DRAM row addre...
Patent number
6,104,657
Issue date
Aug 15, 2000
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor integrated circuit device and its manufacturing method
Patent number
6,066,896
Issue date
May 23, 2000
Kabushiki Kaisha Toshiba
Osamu Wada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device with high speed write capabilities
Patent number
6,041,004
Issue date
Mar 21, 2000
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having a mode in which a plurality of d...
Patent number
6,002,631
Issue date
Dec 14, 1999
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Grant
Clock synchronous type DRAM with latch
Patent number
5,754,481
Issue date
May 19, 1998
Kabushiki Kaisha Toshiba
Tomoaki Yabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Clock synchronous type DRAM with data latch
Patent number
5,659,507
Issue date
Aug 19, 1997
Kabushiki Kaisha Toshiba
Tomoaki Yabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device
Patent number
5,555,523
Issue date
Sep 10, 1996
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR INTEGRATED CIRCUIT
Publication number
20070195575
Publication date
Aug 23, 2007
Takeshi Nagai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SETTING METHOD OF CHIP INITIAL STATE
Publication number
20070189054
Publication date
Aug 16, 2007
Takeshi Nagai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Semiconductor memory device with redundancy function
Publication number
20060274586
Publication date
Dec 7, 2006
Tomohisa Takai
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory
Publication number
20050281107
Publication date
Dec 22, 2005
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor integrated circuit
Publication number
20050076274
Publication date
Apr 7, 2005
Takeshi Nagai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Semiconductor device having a redundant memory cell and method for...
Publication number
20050052911
Publication date
Mar 10, 2005
Kabushiki Kaisha Toshiba
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory
Publication number
20040233753
Publication date
Nov 25, 2004
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor device having a redundant memory cell and method for...
Publication number
20040047192
Publication date
Mar 11, 2004
Ryo Haga
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor device having a plurality of macros
Publication number
20020140454
Publication date
Oct 3, 2002
Ryo Haga
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE AND ITS MANUFACTURING METHOD
Publication number
20020056907
Publication date
May 16, 2002
Osamu Wada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor memory device having replacing defective columns with...
Publication number
20010028584
Publication date
Oct 11, 2001
Kabushiki Kaisha Toshiba
Atsushi Nakayama
G11 - INFORMATION STORAGE