Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11127695 | Power conversion device for reducing an inductance difference between control signal wires of a power semiconductor and suppressing a current unbalancing of the control signals | Takashi Hirao, Masami OONISHI | 2021-09-21 |
| 10884030 | Current detection device | Takashi Hirao | 2021-01-05 |