Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6091615 | Resonant power converter | Masahito Mizukoshi | 2000-07-18 |
| 6069809 | Resonant inverter apparatus | — | 2000-05-30 |
| 5998268 | Manufacturing method of semiconductor device with a groove | Yutaka Tomatsu, Takeshi Miyajima, Manabu Koike | 1999-12-07 |