Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6597555 | Gate driver for thyristor | Horst Gruening, Taichiro Tsuchiya, Kenshi Takao | 2003-07-22 |
| 6078066 | Power semiconductor switching device | Masahiko Akamatsu, Mikio Bessho | 2000-06-20 |
| 4710696 | Control device for controllable electric valve | Takao Kawabata | 1987-12-01 |
| 4709161 | Transistor drive circuit | Shigetada Goto | 1987-11-24 |