Takaaki Hagiwara

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Stanford, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device having aligned semiconductor regions and a plu...
- Patent number 5,519,244
- Issue date May 21, 1996
- Hitachi, Ltd.
- Yuji Yatsuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device and method for manufacturing the same
- Patent number 5,348,898
- Issue date Sep 20, 1994
- Hitachi, Ltd.
- Yuji Yatsuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing a semiconductor device
- Patent number 5,252,505
- Issue date Oct 12, 1993
- Hitachi, Ltd.
- Yuji Yatsuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing field effect transistors
- Patent number 5,114,870
- Issue date May 19, 1992
- Hitachi, Ltd.
- Yuji Yatsuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of forming well regions for field effect transistors utilizi...
- Patent number 4,851,364
- Issue date Jul 25, 1989
- Hitachi, Ltd.
- Yuji Yatsuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing field-effect transistors utilizing self-ali...
- Patent number 4,586,238
- Issue date May 6, 1986
- Hitachi, Ltd.
- Yuji Yatsuda
- G11 - INFORMATION STORAGE