Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308688 | Control circuit and power source device | Hideyuki Ono | 2025-05-20 |
| 11239741 | Semiconductor switch control circuit and switching power source device | Wataru Miyazawa | 2022-02-01 |
| 11005354 | Power conversion circuit | Daisuke Arai, Mizue Kitada | 2021-05-11 |
| 10700191 | MOSFET and power conversion circuit | Daisuke Arai, Mizue Kitada, Takeshi Asada | 2020-06-30 |
| 10475917 | MOSFET | Daisuke Arai, Mizue Kitada, Takeshi Asada | 2019-11-12 |
| 9083241 | Power factor correction circuit for providing protection against overvoltage | Hitoshi Koiwai | 2015-07-14 |
| 8564974 | Switching power source apparatus | — | 2013-10-22 |