Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7218538 | Power source device | — | 2007-05-15 |
| 6998824 | Power supply circuit having a DC-DC conversion circuit and an intermediate node potential detection circuit | — | 2006-02-14 |
| 6927986 | Power supply and PWM circuits | — | 2005-08-09 |
| 6870354 | Power source circuit | — | 2005-03-22 |
| 5384732 | Semiconductor device comprising a function change over switching circuit having a non-volatile storage device | — | 1995-01-24 |
| 5323171 | Power circuit | Hideaki Yokouchi | 1994-06-21 |