Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11540426 | Semiconductor device having a switching element and a diode connected in antiparallel | Kenji Suzuki, Koki Nakamura | 2022-12-27 |
| 11411427 | Uninterruptible power supply apparatus | Yousuke Hayashi | 2022-08-09 |
| 11349382 | Controller | — | 2022-05-31 |
| 11336200 | Power conversion apparatus | Hiroki SHIGETA | 2022-05-17 |
| 11290001 | Power supply device | Xiaochen Zhang | 2022-03-29 |
| 11245337 | Power supply device | Xiaochen Zhang | 2022-02-08 |
| 11196352 | Power conversion device | Kazuki Nishimura | 2021-12-07 |
| 11165419 | Failure detection of a semiconductor switch using first and second current detectors | Kazuhiro Hinagata | 2021-11-02 |
| 11159160 | AC switch, and uninterruptible power supply and voltage sag compensator including AC switch | Hiroki SHIGETA | 2021-10-26 |
| 11133678 | Power conversion device | Kazuki Nishimura | 2021-09-28 |
| 10770986 | Power conversion device | Kazuki Nishimura | 2020-09-08 |
| 10644610 | Power conversion device | Kazuki Nishimura | 2020-05-05 |
| 10587200 | Bidirectional insulated DC/DC converter and smart network | Kazunori Sanada, Kazuki Nishimura, Takao Kawabata, Yoshitaka KAWABATA | 2020-03-10 |
| 10587203 | Power conversion apparatus | Kazuki Nishimura | 2020-03-10 |
| 10554076 | Uninterruptible power supply | — | 2020-02-04 |
| 10354764 | Welding method, repairing method, and nuclear reactor vessel | Kazuhiko Kamo, Takeshi Yamamoto | 2019-07-16 |
| 10305322 | Uninterruptible power supply device | Yousuke Ooura | 2019-05-28 |
| 9093861 | Power conversion system and uninterruptible power supply system | Kazunori Sanada | 2015-07-28 |
| 5410199 | Vertically carrying superconduction motor | Manabu Kinugasa, Tomoyuki Mizushina, Hiroyuki Aoki, Takuya Kimura, Kazuyoshi Hayakawa +1 more | 1995-04-25 |