Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11522199 | Non-aqueous electrolyte secondary battery | Tatsuya Hattori, Kenichi Maehara | 2022-12-06 |
| 4917953 | Method of forming solid lubricaitng film on ceramic material and product produced by the same | Tatsumi Hioki, Shogo Hibi | 1990-04-17 |