Issued Patents 2021
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11159115 | Motor driving device and refrigerating air-conditioning device | Koichi Arisawa, Kazunori Hatakeyama | 2021-10-26 |
| 11114970 | Motor driver, heat pump system and refrigeration and air conditioning equipment using motor driver | Kazunori Hatakeyama, Yosuke Shinomoto, Koichi Arisawa | 2021-09-07 |
| 11012011 | Motor control device and air conditioner | Kenji Takahashi, Yasuhiko Wada, Akihiro Tsumura | 2021-05-18 |
| 11005404 | Motor driving apparatus | Shinya TOYODOME, Takashi Yamakawa, Koichi Arisawa, Kenji Iwazaki | 2021-05-11 |
| 11005410 | Motor driving apparatus | Kenji Iwazaki, Koichi Arisawa, Takashi Yamakawa, Shinya TOYODOME | 2021-05-11 |
| 10998777 | Electric motor | Kazuchika TSUCHIDA, Yuji Takayama | 2021-05-04 |