Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5986908 | Magnetic-coupling multivibrator | Hiroshi Sakamoto, Koosuke Harada | 1999-11-16 |
| 5940280 | Converter circuit of battery charger for electric vehicle | Yasumasa Murai, Hiroki Nishimura | 1999-08-17 |
| 5798630 | Switching power circuit to supply electric-vehicle battery charger with high-frequency power | Hiroshi Sakamoto | 1998-08-25 |
| 5592367 | Apparatus for non-contacting feeding of high frequency power | Hiroshi Sakamoto | 1997-01-07 |