Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11870384 | Speed calculation device and power conversion device | Hiroshi Watanabe, Masataka Sasaki, Masahiro Hiraga, Atsuhiko Nakamura, Hiroyuki Tomita +2 more | 2024-01-09 |
| 11489376 | Stator, motor, and method for manufacturing stator | Akira ICHIEN | 2022-11-01 |
| 11451182 | Power conversion device, motor control system, and parameter setting method therefor | — | 2022-09-20 |
| 11442415 | Power conversion system and power conversion method | Takaaki Hayashi | 2022-09-13 |
| 11340310 | Voltage imbalance assessment method and power conversion device | Kazushige Hotta, Keisuke Tanabe | 2022-05-24 |
| 11050360 | Power conversion device | — | 2021-06-29 |
| 10903759 | Power conversion device and power conversion device system | Kazushige Hotta | 2021-01-26 |
| 8581531 | Power converter device | Yusaku Onuma | 2013-11-12 |
| 8362722 | Power converter device | Yusaku Onuma | 2013-01-29 |