Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9912150 | Power control system | Kikuo Izumi, Tatsuya Okuda, Tsutomu Shimazaki | 2018-03-06 |
| 9825488 | Power supply switching device and switch board | Yosuke Shinomoto, Kazunori Hatakeyama, Takashi Yamakawa, Makoto Kasugai | 2017-11-21 |