Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7936157 | Switching power supply system | — | 2011-05-03 |
| 7515441 | Switching power supply | — | 2009-04-07 |
| 6657877 | Power supply circuit | Mitsuru Sato, Eiji Kuroda, Hironobu Shiroyama | 2003-12-02 |