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Nobuhiko Ito
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Tenri-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor memory device
Patent number
7,630,243
Issue date
Dec 8, 2009
Sharp Kabushiki Kaisha
Kaoru Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device
Patent number
7,283,391
Issue date
Oct 16, 2007
Sharp Kabushiki Kaisha
Naoki Ueda
G11 - INFORMATION STORAGE
Information
Patent Grant
Virtual ground line type memory device with high speed readout circuit
Patent number
7,224,611
Issue date
May 29, 2007
Sharp Kabushiki Kaisha
Kaoru Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor readout circuit
Patent number
7,057,944
Issue date
Jun 6, 2006
Sharp Kabushiki Kaisha
Nobuhiko Ito
G11 - INFORMATION STORAGE
Information
Patent Grant
BIT LINE CONTROL DECODER CIRCUIT, VIRTUAL GROUND TYPE NONVOLATILE S...
Patent number
6,744,667
Issue date
Jun 1, 2004
Sharp Kabushiki Kaisha
Kaoru Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor storage device and test method therefor
Patent number
6,643,175
Issue date
Nov 4, 2003
Sharp Kabushiki Kaisha
Yoshimitsu Yamauchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor storage device and test method therefor
Patent number
6,512,692
Issue date
Jan 28, 2003
Sharp Kabushiki Kaisha
Yoshimitsu Yamauchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor storage device
Patent number
6,438,035
Issue date
Aug 20, 2002
Sharp Kabushiki Kaisha
Kaoru Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device
Patent number
5,734,621
Issue date
Mar 31, 1998
Sharp Kabushiki Kaisha
Nobuhiko Ito
G11 - INFORMATION STORAGE
Information
Patent Grant
Pseudo-static random access memory
Patent number
5,289,424
Issue date
Feb 22, 1994
Sharp Kabushiki Kaisha
Nobuhiko Ito
G11 - INFORMATION STORAGE
Information
Patent Grant
Charge pump substrate bias circuit
Patent number
5,179,296
Issue date
Jan 12, 1993
Sharp Kabushiki Kaisha
Nobuhiko Ito
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE
Publication number
20090046514
Publication date
Feb 19, 2009
SHARP KABUSHIKI KAISHA
Kaoru Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Virtual ground type nonvolatile semiconductor memory device
Publication number
20070140009
Publication date
Jun 21, 2007
SHARP KABUSHIKI KAISHA
Nobuhiko Ito
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device
Publication number
20060002175
Publication date
Jan 5, 2006
SHARP KABUSHIKI KAISHA
Kaoru Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor readout circuit
Publication number
20050135161
Publication date
Jun 23, 2005
SHARP KABUSHIKI KAISHA
Nobuhiko Ito
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device
Publication number
20050057993
Publication date
Mar 17, 2005
Naoki Ueda
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor storage device and test method therefor
Publication number
20030086292
Publication date
May 8, 2003
Sharp Kabushiki Kaisha
Yoshimitsu Yamauchi
G11 - INFORMATION STORAGE
Information
Patent Application
Bit line control decoder circuit, virtual ground type nonvolatile s...
Publication number
20030058712
Publication date
Mar 27, 2003
Sharp Kabushiki Kaisha
Kaoru Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor storage device
Publication number
20020012280
Publication date
Jan 31, 2002
Kaoru Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Nonvolatile semiconductor storage device and test method therefor
Publication number
20010050861
Publication date
Dec 13, 2001
Yoshimitsu Yamauchi
G11 - INFORMATION STORAGE