Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11152887 | Power conversion device, motor control system, and diagnosis method for power conversion device | Yoshinobu Kimura, Kazuki Tani, Takashi Ogawa, Hiroshi Suzuki | 2021-10-19 |
| 11049965 | Semiconductor device and alternator using the same | Masaki Shiraishi, Tetsuya Ishimaru, Mutsuhiro Mori, Shinichi Kurita | 2021-06-29 |
| 11016138 | Diagnosis system for power conversion device, diagnosis method for semiconductor module, and power conversion device | Yoshinobu Kimura, Kimihisa Furukawa, Takashi Ogawa, Renichi Yamada | 2021-05-25 |
| 11012022 | Inverter device and electric motor device using same | Tetsuya Ishimaru, Shinichi Kurita | 2021-05-18 |