Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10256719 | Power supply device | Keiichi Ando, Yuichi Handa, Kimikazu Nakamura, Yuki Yamada, Seiji Iyasu +1 more | 2019-04-09 |
| 10232735 | Control device for power supply system | Yuichi Handa, Seiji Iyasu, Takashi Nozawa | 2019-03-19 |