Ken-ichi Nonaka

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Sendai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light quenchable thyristor device
- Patent number 5,017,991
- Issue date May 21, 1991
- Jun-Ichi Nishizawa
- Jun-ichi Nishizawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method of making an integrated light-triggered and light-quenched s...
- Patent number 4,914,043
- Issue date Apr 3, 1990
- Zaidan Hojin Handotai Kenkyu Shinkokai
- Jun-ichi Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Integrated light-triggered and light-quenched static induction thyr...
- Patent number 4,866,500
- Issue date Sep 12, 1989
- Zaidan Hojin Handotai Kankyu Shinkokai
- Jun-ichi Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS