Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10696141 | Synchronous motor control device and method of controlling synchronous motor | Mitsuo Kashima, Tomohiro KUTSUKI, Akiyoshi Muramatsu | 2020-06-30 |
| 10476423 | Synchronous motor control device, compressor drive system, and air conditioner | Mitsuo Kashima, Tomohiro KUTSUKI, Akiyoshi Muramatsu | 2019-11-12 |
| 10050576 | Inverter control device and air conditioner | Takahiro Hirata, Makoto Tanikawa, Akiyoshi Muramatsu | 2018-08-14 |
| 9941780 | Power conversion device with correction of reactor inductance based on detected current | Yuji Takayama, Takashi Yamakawa, Koichi Arisawa, Shigeo Umehara, Makoto Tanikawa | 2018-04-10 |
| 9929637 | Power converting device | Koichi Arisawa, Takashi Yamakawa, Yuji Takayama, Shigeo Umehara, Makoto Tanikawa | 2018-03-27 |
| 9866140 | AC/DC power converting apparatus with AC source shortcircuiting for power factor correction and harmonic suppression | Takashi Yamakawa, Koichi Arisawa, Yuji Takayama, Shigeo Umehara, Makoto Tanikawa | 2018-01-09 |
| 9136757 | Power converter and refrigerating and air-conditioning apparatus | Koichi Arisawa, Takuya Shimomugi, Yosuke Shinomoto, Masato Handa, Mitsuo Kashima +5 more | 2015-09-15 |