Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11444525 | Inverter system and inverter system control method | Ryuichi Ogawa | 2022-09-13 |
| 10826411 | Device for controlling power conversion circuit | Yasuhiro Yamamoto | 2020-11-03 |
| 10574163 | Three-phase neutral-point-clamped power conversion device | Kenji Kobori | 2020-02-25 |
| 9948206 | Multilevel power conversion device with flying capacitor | Isamu Hasegawa, Takashi Kodama, Takeshi Kondo, Shota Urushibata, Hiromi Sako +2 more | 2018-04-17 |
| 9257934 | Apparatus for parallel operation of pulse-width modulation power converters | Toshimichi Takahashi | 2016-02-09 |
| 9143073 | Position control device for electric motor | Toshimichi Takahashi, Kuniaki Hirao, Yasuhiro Kanazashi | 2015-09-22 |