Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791470 | Reverse conducting gate turn-off thyristor device | Takashi Shinohe, Katsuhiko Takigami, Hiromichi Ohashi, Tsuneo Ogura | 1988-12-13 |
| 4617583 | Gate turn-off thyristor | Takashi Shinohe | 1986-10-14 |