Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9998049 | Inverter control device and air conditioner | Shigeo Umehara | 2018-06-12 |
| 9929670 | Power conversion device, motor drive control device equipped with power conversion device, compressor and blower equipped with motor drive control device, and air conditioner equipped with compressor or blower | Michio Yamada, Takuya Shimomugi, Yosuke Shinomoto, Shigeo Umehara | 2018-03-27 |