Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5485075 | Reactive power compensating apparatus and method for reducing in switching loss in steady state operation thereof | Takashi Mori | 1996-01-16 |
| 5179510 | Power converting apparatus capable of suppressing a fault current | Yukio Tokiwa, Tadayuki Kitahara, Fumio Aoyama | 1993-01-12 |
| 5010467 | Control apparatus of DC power coupling system | Yukio Tokiwa, Naomi Nakamura, Syunichi Hirose, Haruhisa Inokuchi | 1991-04-23 |