Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193978 | Power conversion device, rotating machine system using same, and diagnosis method for same | Kohji Maki, Tetsuji Kato | 2021-12-07 |
| 11196377 | Motor drive system | Midori Takaoka, Junki ISOBE, Kohei Myoen, Toshiyuki Ajima, Kazuaki Tobari | 2021-12-07 |
| 11139771 | Control device and control method for AC motor and AC motor drive system | Naoki Okamoto, Masaki Hano, Takeshi Umetsu | 2021-10-05 |
| 10903767 | Synchronous motor control apparatus | Agnes HADINATA, Kazuaki Tobari, Yusaku Onuma, Takuya Sugimoto, Masato Ohya | 2021-01-26 |