Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12266808 | Secondary battery | — | 2025-04-01 |
| 4839005 | Electrolytic-abrasive polishing method of aluminum surface | Kenichi Katsumoto, Shigeo Isoda, Shiro Koike, Yutaka Yamamoto, Suguru Motonishi +3 more | 1989-06-13 |