Yoshikazu Hosokawa

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Hitachiota, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thin film transistor formed on insulating substrate
- Patent number 4,954,855
- Issue date Sep 4, 1990
- Hitachi, Ltd.
- Akio Mimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin film semiconductor device and method of manufacturing the same
- Patent number 4,942,441
- Issue date Jul 17, 1990
- Hitachi, Ltd.
- Nobutake Konishi
- G02 - OPTICS
Information Patent Grant
Field effect transistor
- Patent number 4,746,961
- Issue date May 24, 1988
- Hitachi, Ltd.
- Nobutake Konishi
- G02 - OPTICS
Information Patent Grant
Semiconductor device with field plate
- Patent number 4,654,691
- Issue date Mar 31, 1987
- Hitachi, Ltd.
- Toshikatsu Shirasawa
- H01 - BASIC ELECTRIC ELEMENTS