Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11976827 | Outdoor unit and air conditioner | Kenji Iwazaki, Koichi Arisawa, Keisuke Mori, Yuya Kondo, Satoru Ichiki +1 more | 2024-05-07 |
| 11956926 | Outdoor unit | Kenji Iwazaki, Koichi Arisawa, Takashi Yamakawa, Keisuke Mori | 2024-04-09 |
| 11909197 | Motor drive device, blower, compressor, and air conditioner | Satoru Ichiki, Koichi Arisawa, Keisuke Uemura, Kenji Iwazaki | 2024-02-20 |
| 11906177 | Outdoor unit | Koichi Arisawa, Takashi Yamakawa, Kenji Iwazaki, Keisuke Mori | 2024-02-20 |
| 11879648 | Outdoor machine and air conditioner | Keisuke Mori, Koichi Arisawa, Takashi Yamakawa, Kenji Iwazaki | 2024-01-23 |
| 11811330 | Converter device, motor drive device and air conditioner | Kenji Iwazaki, Koichi Arisawa, Satoru Ichiki, Keisuke Uemura | 2023-11-07 |
| 11811332 | Direct-current power supply apparatus, motor drive control apparatus, blower, compressor, and air conditioner | Satoru Ichiki, Koichi Arisawa, Keisuke Uemura, Kenji Iwazaki | 2023-11-07 |
| 11804786 | Power converting apparatus, motor driving apparatus, and air conditioner | Keisuke Uemura, Satoru Ichiki, Koichi Arisawa, Kenji Iwazaki | 2023-10-31 |
| 11804787 | Power converting apparatus, motor driving apparatus, and air conditioner | Keisuke Uemura, Satoru Ichiki, Koichi Arisawa, Kenji Iwazaki | 2023-10-31 |
| 11788738 | Outdoor unit and air conditioner | Keisuke Mori, Koichi Arisawa, Satoru Ichiki, Keisuke Uemura, Kenji Iwazaki | 2023-10-17 |
| 11451149 | Power converter | Kenji Iwazaki, Koichi Arisawa, Takashi Yamakawa, Satoru Ichiki, Ikuro Suga | 2022-09-20 |
| 11391473 | Outdoor unit and air conditioner | Keisuke Mori, Koichi Arisawa, Satoru Ichiki, Keisuke Uemura, Kenji Iwazaki | 2022-07-19 |
| 11387768 | Direct-current power supply device, motor drive device, blower, compressor, and air conditioner | Satoru Ichiki, Koichi Arisawa, Keisuke Uemura, Kenji Iwazaki | 2022-07-12 |
| 10833598 | Power conversion device, motor drive control device, blower, compressor, and air conditioner | Shigeo Umehara, Takashi Yamakawa | 2020-11-10 |
| 10749414 | Motor driving device and air conditioner | Norikazu Ito, Masahiro Fukuda | 2020-08-18 |
| 10658967 | Motor drive apparatus and air conditioner | Yosuke Shinomoto, Norikazu Ito, Keisuke Uemura, Takashi Yamakawa | 2020-05-19 |
| 10530288 | Motor drive apparatus and air conditioner | Yosuke Shinomoto, Katsuhiko Saito, Norikazu Ito | 2020-01-07 |
| 10465965 | Heat pump apparatus, and air conditioner, heat pump water heater, and refrigerator including the heat pump apparatus | Takashi Yamakawa, Kazunori Hatakeyama, Yosuke Shinomoto | 2019-11-05 |
| 10404196 | Backflow preventing device, power conversion apparatus, and refrigerating and air-conditioning apparatus | Koichi Arisawa, Takashi Yamakawa, Keisuke Uemura, Noriyuki Matsubara, Shinsaku Kusube +2 more | 2019-09-03 |
| 10396690 | Electric motor, blower, and air conditioner | Junichiro Oya, Tomoaki Oikawa, Mineo Yamamoto, Hiroyuki Ishii, Hiroki Aso +2 more | 2019-08-27 |
| 10128775 | Motor drive apparatus and air conditioner | Yosuke Shinomoto, Koichi Arisawa, Kazunori Hatakeyama | 2018-11-13 |
| 10116205 | Power conversion device and refrigerating and air-conditioning apparatus | Koichi Arisawa, Takashi Yamakawa, Keisuke Uemura, Noriyuki Matsubara, Shinsaku Kusube +2 more | 2018-10-30 |
| 10003184 | Backflow preventing device, power conversion device, and refrigeration air-conditioning apparatus | Koichi Arisawa, Takashi Yamakawa, Keisuke Uemura, Shinsaku Kusube, Kenta Yuasa +1 more | 2018-06-19 |
| 9991817 | Power converting device that uses a sine-wave-shaped current control range to output drive signal | Koichi Arisawa, Takashi Yamakawa, Yuji Takayama | 2018-06-05 |
| 9960702 | Switch device, power conversion device, motor drive device, air blower, compressor, air conditioner, refrigerator, and freezer | Keisuke Uemura, Koichi Arisawa, Yosuke Shinomoto, Shigeo Umehara, Shinichiro Ura +1 more | 2018-05-01 |