Ryo Dang

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a MOS device wherein an insulating film is...
- Patent number 4,651,411
- Issue date Mar 24, 1987
- Tokyo Shibaura Denki Kabushiki Kaisha
- Masami Konaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Voltage-controlled type semiconductor switching device
- Patent number 4,636,824
- Issue date Jan 13, 1987
- Ikoma; Toshiaki
- Toshiaki Ikoma
- H01 - BASIC ELECTRIC ELEMENTS