Issued Patents 2018
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10116205 | Power conversion device and refrigerating and air-conditioning apparatus | Koichi Arisawa, Takuya Shimomugi, Keisuke Uemura, Noriyuki Matsubara, Shinsaku Kusube +2 more | 2018-10-30 |
| 10038769 | Sound emission and collection device, and sound emission and collection method | Satoshi Ukai | 2018-07-31 |
| 10003184 | Backflow preventing device, power conversion device, and refrigeration air-conditioning apparatus | Takuya Shimomugi, Koichi Arisawa, 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 | Takuya Shimomugi, Koichi Arisawa, Yuji Takayama | 2018-06-05 |
| 9948203 | Direct-current power supply device and electric motor driving device | Yosuke Shinomoto, Koichi Arisawa, Kazunori Hatakeyama | 2018-04-17 |
| 9941810 | Power conversion device for converting AC power into DC power | Koichi Arisawa, Yuji Takayama, Takuya Shimomugi, Yosuke Shinomoto | 2018-04-10 |
| 9941780 | Power conversion device with correction of reactor inductance based on detected current | Yuji Takayama, Koichi Arisawa, Shigeo Umehara, Tomomi Higashikawa, Makoto Tanikawa | 2018-04-10 |
| 9929637 | Power converting device | Koichi Arisawa, Yuji Takayama, Shigeo Umehara, Tomomi Higashikawa, Makoto Tanikawa | 2018-03-27 |
| 9866140 | AC/DC power converting apparatus with AC source shortcircuiting for power factor correction and harmonic suppression | Koichi Arisawa, Yuji Takayama, Shigeo Umehara, Tomomi Higashikawa, Makoto Tanikawa | 2018-01-09 |