Issued Patents 2022
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11509251 | Motor driving device and air conditioner | Koichi Arisawa, Takashi Yamakawa, Keisuke Uemura, Atsushi Tsuchiya | 2022-11-22 |
| 11451149 | Power converter | Koichi Arisawa, Takashi Yamakawa, Takuya Shimomugi, Satoru Ichiki, Ikuro Suga | 2022-09-20 |
| 11391473 | Outdoor unit and air conditioner | Takuya Shimomugi, Keisuke Mori, Koichi Arisawa, Satoru Ichiki, Keisuke Uemura | 2022-07-19 |
| 11387768 | Direct-current power supply device, motor drive device, blower, compressor, and air conditioner | Satoru Ichiki, Takuya Shimomugi, Koichi Arisawa, Keisuke Uemura | 2022-07-12 |
| 11368118 | Motor driving device and air conditioner | Keisuke Uemura, Takashi Yamakawa, Koichi Arisawa, Atsushi Tsuchiya | 2022-06-21 |
| 11258346 | Power conversion device and harmonic restraint device | Koichi Arisawa | 2022-02-22 |