Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661394 | Switching power supply | Tetsuya Suzuki, Katsuo Yamada, Shoichi Wakao | 1997-08-26 |
| 5371667 | Electric power supply | Teruhisa Tsumura, Toshihiro Shimizu, Toshio Shibata | 1994-12-06 |
| 4864163 | Method for detecting input AC voltage | Toshihiro Shimizu, Noboru Kato | 1989-09-05 |
| 4845607 | Dual input voltage power source for selectively switching between voltage doubler rectification and full-wave rectification functions | Noboru Kato | 1989-07-04 |