Yasuhisa Takeyama

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor storage device
- Patent number 8,223,579
- Issue date Jul 17, 2012
- Kabushiki Kaisha Toshiba
- Yasuhisa Takeyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 8,072,798
- Issue date Dec 6, 2011
- Kabushiki Kaisha Toshiba
- Yasuhisa Takeyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Memory cell structure of SRAM
- Patent number 7,430,134
- Issue date Sep 30, 2008
- Kabushiki Kaisha Toshiba
- Yasuhisa Takeyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device having hierarchized bit lines
- Patent number 7,259,977
- Issue date Aug 21, 2007
- Kabushiki Kaisha Toshiba
- Yasuhisa Takeyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Driving device of charge pump circuit and driving pulse generation...
- Patent number 5,734,286
- Issue date Mar 31, 1998
- Kabushiki Kaisha Toshiba
- Yasuhisa Takeyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR STORAGE DEVICE
- Publication number 20100302831
- Publication date Dec 2, 2010
- Kabushiki Kaisha Toshiba
- Yasuhisa Takeyama
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20100002496
- Publication date Jan 7, 2010
- KABUSHI KAISHA TOSHIBA
- Yasuhisa Takeyama
- G11 - INFORMATION STORAGE
Information Patent Application
MEMORY CELL STRUCTURE OF SRAM
- Publication number 20070194833
- Publication date Aug 23, 2007
- Yasuhisa Takeyama
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor device having hierarchized bit lines
- Publication number 20060023553
- Publication date Feb 2, 2006
- Yasuhisa Takeyama
- G11 - INFORMATION STORAGE