Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324967 | Turn off type semiconductor device, method of producing the same and the power conversion apparatus employing the same | Hideo Honma, Yukimasa Satou, Susumu Murakami, Tsutomu Yatsuo, Kenji Yagishita | 1994-06-28 |
| 4825270 | Gate turn-off thyristor | Yukimasa Satou, Tsutomu Yatsuo, Saburo Oikawa | 1989-04-25 |
| 4450467 | Gate turn-off thyristor with selective anode penetrating shorts | Takahiro Nagano, Shuroku Sakurada, Masaru Nakagawa | 1984-05-22 |