Masafumi Miyamoto

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Koganei, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of fabricating semiconductor device
- Patent number 6,287,912
- Issue date Sep 11, 2001
- Hitachi, Ltd.
- Hisao Asakura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a semiconductor device, and semiconductor d...
- Patent number 6,198,128
- Issue date Mar 6, 2001
- Hitachi, Ltd.
- Hisao Asakura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Metal-insulator-semiconductor device having reduced threshold volta...
- Patent number 5,675,172
- Issue date Oct 7, 1997
- Hitachi, Ltd.
- Masafumi Miyamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 5,359,221
- Issue date Oct 25, 1994
- Hitachi, Ltd.
- Masafumi Miyamoto
- H01 - BASIC ELECTRIC ELEMENTS