Yukio Igarashi

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Yokohama, JP

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Patents Grantslast 30 patents

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Semiconductor thyristor device with laterally displaced auxiliary a...
- Patent number 4,414,559
- Issue date Nov 8, 1983
- Tokyo Shibaura Denki Kabushiki Kaisha
- Yukio Igarashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Explosion-proof semiconductor device
- Patent number 4,399,452
- Issue date Aug 16, 1983
- Tokyo Shibaura Denki Kabushiki Kaisha
- Kazuyuki Nakashima
- H01 - BASIC ELECTRIC ELEMENTS