Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11211882 | Thyristor starter | Hironori Kawaguchi, Hiroshi Ogino, Yasuaki Matsumoto | 2021-12-28 |
| 10951144 | Thyristor starter | Yasuaki Matsumoto, Hiroshi Ogino, Hironori Kawaguchi | 2021-03-16 |