Issued Patents 2023
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11711039 | Motor drive apparatus | Kenji Takahashi, Mitsuo Kashima, Tomohiro KUTSUKI | 2023-07-25 |
| 11711040 | Motor driving apparatus and refrigeration cycle equipment | Kazunori Hatakeyama, Kenji Takahashi | 2023-07-25 |
| 11705841 | Estimation device and AC motor drive device | Kenji Takahashi, Mitsuo Kashima, Tomohiro KUTSUKI | 2023-07-18 |
| 11683001 | Motor driving apparatus | Kenji Iwazaki, Koichi Arisawa, Takashi Yamakawa, Keisuke Uemura | 2023-06-20 |
| 11682992 | Motor drive device, compressor drive system, and refrigeration cycle system | Kenji Takahashi, Mitsuo Kashima, Tomohiro KUTSUKI | 2023-06-20 |
| 11632067 | Speed estimating device for AC motor, driving device for AC motor, refrigerant compressor, and refrigeration cycle apparatus | Yuriko Takeda, Kenji Takahashi, Mitsuo Kashima, Tomohiro KUTSUKI | 2023-04-18 |
| 11632068 | Motor driving device and air conditioner | Atsushi Tsuchiya, Kazunori Hatakeyama | 2023-04-18 |