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Kazuhiko Oyama
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Miyazaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Regulator circuit
Patent number
7,518,347
Issue date
Apr 14, 2009
Oki Semiconductor Co., Ltd.
Kazuhiko Oyama
G05 - CONTROLLING REGULATING
Information
Patent Grant
Data write circuit and data write method for semiconductor storage...
Patent number
7,161,848
Issue date
Jan 9, 2007
Oki Electric Industry Co., Ltd.
Kazuhiko Oyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Amplifier and semiconductor storage device using the same
Patent number
6,956,781
Issue date
Oct 18, 2005
Oki Electric Industry Co., Ltd.
Kazuhiko Oyama
G11 - INFORMATION STORAGE
Information
Patent Grant
High-voltage detecting circuit
Patent number
6,791,373
Issue date
Sep 14, 2004
Oki Electric Industry Co., Ltd.
Kazuhiko Oyama
G01 - MEASURING TESTING
Information
Patent Grant
Semiconductor device with delay locked loop
Patent number
6,218,877
Issue date
Apr 17, 2001
Oki Electric Industry Co., Ltd.
Kazuhiko Oyama
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
REGULATOR CIRCUIT
Publication number
20080067986
Publication date
Mar 20, 2008
Oki Electric Industry Co., Ltd.
Kazuhiko Oyama
G05 - CONTROLLING REGULATING
Information
Patent Application
Operational amplifier and constant-current generation circuit using...
Publication number
20070024367
Publication date
Feb 1, 2007
Oki Electric Industry Co., Ltd.
Kazuhiko Oyama
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Data write circuit and data write method for semiconductor storage...
Publication number
20060044869
Publication date
Mar 2, 2006
Oki Electric Industry Co., Ltd.
Kazuhiko Oyama
G11 - INFORMATION STORAGE
Information
Patent Application
Amplifier and semiconductor storage device using the same
Publication number
20050024966
Publication date
Feb 3, 2005
Kazuhiko Oyama
G11 - INFORMATION STORAGE
Information
Patent Application
High-voltage detecting circuit
Publication number
20040130355
Publication date
Jul 8, 2004
Oki Electric Industry Co., Ltd.
Kazuhiko Oyama
H03 - BASIC ELECTRONIC CIRCUITRY