Issued Patents All Time
Showing 26–50 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11506437 | Refrigerating cycle device having wiring switch part that switches between wiring states | Takumi NISHIYAMA, Masahiro Nigo, Kazunori Hatakeyama | 2022-11-22 |
| 11451149 | Power converter | Kenji Iwazaki, Takashi Yamakawa, Takuya Shimomugi, Satoru Ichiki, Ikuro Suga | 2022-09-20 |
| 11398790 | Air conditioner | Takashi Yamakawa | 2022-07-26 |
| 11391473 | Outdoor unit and air conditioner | Takuya Shimomugi, Keisuke Mori, 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, Takuya Shimomugi, Keisuke Uemura, Kenji Iwazaki | 2022-07-12 |
| 11368118 | Motor driving device and air conditioner | Keisuke Uemura, Takashi Yamakawa, Kenji Iwazaki, Atsushi Tsuchiya | 2022-06-21 |
| 11258346 | Power conversion device and harmonic restraint device | Kenji Iwazaki | 2022-02-22 |
| 11159115 | Motor driving device and refrigerating air-conditioning device | Kazunori Hatakeyama, Keisuke Uemura | 2021-10-26 |
| 11114970 | Motor driver, heat pump system and refrigeration and air conditioning equipment using motor driver | Kazunori Hatakeyama, Keisuke Uemura, Yosuke Shinomoto | 2021-09-07 |
| 11098928 | Speed estimation apparatus for AC motor, driving apparatus for AC motor, refrigerant compressor, and refrigeration cycle apparatus | Kenji Takahashi, Mitsuo Kashima | 2021-08-24 |
| 11005404 | Motor driving apparatus | Shinya TOYODOME, Takashi Yamakawa, Keisuke Uemura, Kenji Iwazaki | 2021-05-11 |
| 11005410 | Motor driving apparatus | Kenji Iwazaki, Takashi Yamakawa, Keisuke Uemura, Shinya TOYODOME | 2021-05-11 |
| 10992218 | Harmonic suppression device and harmonic suppression system | Kenji Iwazaki | 2021-04-27 |
| 10978960 | Power converter and air conditioner equipped with the same | Kenji Iwazaki, Yosuke Shinomoto | 2021-04-13 |
| 10774837 | Heat pump apparatus, air conditioner, and water heater | Keisuke Uemura | 2020-09-15 |
| 10756666 | Electric-motor driving apparatus, electric motor system and refrigeration cycle apparatus | Shinya TOYODOME, Shigeo Umehara | 2020-08-25 |
| 10686397 | Motor system, motor drive device, refrigeration cycle device, and air conditioner | Shigeo Umehara, Yosuke Shinomoto, Takashi Yamakawa, Shinya TOYODOME | 2020-06-16 |
| 10658966 | Motor driving apparatus, refrigerator, and air conditioner | Takashi Yamakawa, Yosuke Shinomoto, Shigeo Umehara | 2020-05-19 |
| 10404196 | Backflow preventing device, power conversion apparatus, and refrigerating and air-conditioning apparatus | Takuya Shimomugi, Takashi Yamakawa, Keisuke Uemura, Noriyuki Matsubara, Shinsaku Kusube +2 more | 2019-09-03 |
| 10281185 | Motor driving device, and heat pump device and refrigerating and air conditioning device using the motor driving device | Keisuke Uemura, Kazunori Hatakeyama, Yosuke Shinomoto | 2019-05-07 |
| 10211765 | Motor control device, vacuum cleaner, and hand drier | Keisuke Uemura, Yuji Takayama, Yosuke Shinomoto | 2019-02-19 |
| 10177703 | Power conversion device and compressor driving device | Yosuke Shinomoto, Takashi Yamakawa, Yuji Takayama | 2019-01-08 |
| 10128775 | Motor drive apparatus and air conditioner | Takuya Shimomugi, Yosuke Shinomoto, Kazunori Hatakeyama | 2018-11-13 |
| 10116205 | Power conversion device and refrigerating and air-conditioning apparatus | Takuya Shimomugi, 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 | Takuya Shimomugi, Takashi Yamakawa, Keisuke Uemura, Shinsaku Kusube, Kenta Yuasa +1 more | 2018-06-19 |