Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12363823 | Stretchable mounting substrate | — | 2025-07-15 |
| 12127339 | Stretchable mounting substrate | — | 2024-10-22 |
| 9748851 | Switching power supply apparatus with snubber circuit | Takami MUTO | 2017-08-29 |
| 8374002 | Isolated switching power supply apparatus | — | 2013-02-12 |
| 8374003 | Isolated switching power supply apparatus | — | 2013-02-12 |
| 8335092 | Isolated switching power supply apparatus | Tatsuya Hosotani | 2012-12-18 |
| 8334747 | Coil-integrated switching power supply module | — | 2012-12-18 |
| 8315073 | Isolated switching power supply device | Eito Moromizato | 2012-11-20 |
| 7773392 | Isolated switching power supply apparatus | — | 2010-08-10 |
| 7729136 | Isolated DC-DC converter | — | 2010-06-01 |
| 7596009 | Double-ended isolated DC-DC converter | — | 2009-09-29 |
| 7480158 | Synchronous rectifying forward converter | Eito Moromizato | 2009-01-20 |
| 7403397 | Switching power-supply module | Syuichi Honda, Yasuo Ohashi, Naoto Sano | 2008-07-22 |
| 7113379 | DC-DC converter | — | 2006-09-26 |
| 6879499 | DC-DC converter | — | 2005-04-12 |
| 6778412 | Synchronous converter with reverse current protection through variable inductance | Jun Nagai | 2004-08-17 |
| 6757174 | Switching power-supply module | Jun Nagai, Yoshihiro Matsumoto, Takayoshi Nishiyama | 2004-06-29 |
| 6690256 | Coil device | Yasuo Ohashi, Jun Nagai | 2004-02-10 |
| 6597588 | Insulating-type switching electric power source device | — | 2003-07-22 |
| 6574081 | DC-DC converter | Hitoshi Tsuji, Jun Nagai | 2003-06-03 |
| 6414861 | DC-DC converter | Jun Nagai, Takayoshi Nishiyama, Hitoshi Tsuji | 2002-07-02 |
| 6380836 | Coil device and switching power supply apparatus using the same | Jun Nagai | 2002-04-30 |
| 6373736 | Isolated converter | Yoshihiro Matsumoto | 2002-04-16 |
| 6314005 | DC-DC converter which compensates for load variations | Koji Nishi, Koji Kitamura, Hitoshi Tsuji, Takayoshi Nishiyama, Yoshihiro Matsumoto | 2001-11-06 |
| 6295214 | Switching power supply unit | Takayoshi Nishiyama, Jun Nagai | 2001-09-25 |