Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12413151 | Power conversion system with increased detection accuracy | — | 2025-09-09 |
| 11165361 | Power supply and medical system | — | 2021-11-02 |
| 11050343 | Power supply and medical system | — | 2021-06-29 |
| 11011993 | Power supply and medical system | — | 2021-05-18 |
| 10454374 | Power supply | Tomokazu Ikarashi | 2019-10-22 |
| 9899927 | Control device and control method for power supply device | — | 2018-02-20 |
| 9093908 | Bidirectional DC-DC converter and method of controlling bidirectional DC-DC converter | — | 2015-07-28 |
| 8929098 | DC-DC converter | — | 2015-01-06 |
| 8885370 | Current-fed isolation converter | — | 2014-11-11 |
| 8830700 | DC-DC converter and method for controlling DC-DC converter | — | 2014-09-09 |
| 8830701 | DC-DC converter | — | 2014-09-09 |
| 8817490 | DC-DC converter | Jun Kawakami, Takeshi Kamono | 2014-08-26 |
| 8285400 | Digital controller for controlling output voltage under large variations in load and supply voltage | Kouji Higuchi, Kazushi Nakano, Tatsuyoshi Kajikawa, Kazushi Watanabe, Satoshi Tomioka | 2012-10-09 |
| 8099199 | Digital controller | Kazushi Watanabe, Satoshi Tomioka, Kouji Higuchi, Kazushi Nakano, Tatsuyoshi Kajikawa | 2012-01-17 |
| 7620462 | Robust digital controller and its designing device | Kouji Higuchi, Kazushi Nakano, Tatsuyoshi Kajikawa, Kazushi Watanabe, Satoshi Tomioka | 2009-11-17 |
| 7292081 | Pulse generator | — | 2007-11-06 |
| 6671190 | DC/DC converter | — | 2003-12-30 |
| 6580626 | Switching power supply | — | 2003-06-17 |
| 6061254 | Forward converter with active clamp circuit | — | 2000-05-09 |