Masao Kosugi

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Hamakita, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process of manufacturing semiconductor devices
- Patent number 4,179,794
- Issue date Dec 25, 1979
- Nippon Gakki Seizo Kabushiki Kaisha
- Masao Kosugi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field effect transistor having unsaturated characteristics
- Patent number 4,106,044
- Issue date Aug 8, 1978
- Nippon Gakki Seizo Kabushiki Kaisha
- Takashi Yoshida
- H01 - BASIC ELECTRIC ELEMENTS