Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11889665 | Power converter | Susumu Kumakura, Soichi Ishii | 2024-01-30 |
| 11839068 | Electric power converter | Susumu Kumakura, Rei Takahashi | 2023-12-05 |
| 11439048 | Electronic component housing | — | 2022-09-06 |
| 7257003 | Electronic unit casing | — | 2007-08-14 |