Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6104174 | High voltage power supply circuit | Hiroyuki Ota, Syuji Kamada | 2000-08-15 |
| 5289101 | Battery charger with charging current controller | Takao Iwatsuki, Masatoshi Sugiura, Toshio Matsumoto, Hideki Watanabe, Hideiki Niwa | 1994-02-22 |
| 4789818 | DC voltage converter | — | 1988-12-06 |