Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6281779 | Coil device and switching power supply apparatus using the same | Jun Nagai | 2001-08-28 |
| 6185114 | Isolating DC-DC converter | Jun Nagai | 2001-02-06 |
| 6181579 | DC-DC converter | Jun Nagai | 2001-01-30 |
| 6130826 | Switching power supply with auxiliary power supply device for initialization | — | 2000-10-10 |
| 6038144 | DC-DC converter | Eito Moromizato | 2000-03-14 |
| 5953219 | Control circuit power supply circuit and power supply circuit including same | — | 1999-09-14 |
| 5892665 | Overcurrent protection circuit | Seiichi Takahashi, Yoshihiro Matsumoto, Hitoshi Tsuji | 1999-04-06 |
| 5745357 | Regulator circuit and multi-output switching power unit using the regulator circuit | — | 1998-04-28 |
| 5278746 | High voltage generator | — | 1994-01-11 |