Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1052627 | Cutting tool | Takahiro Watanabe, Shinichi Maruyama, Hitoshi Tohkairin | 2024-11-26 |
| D1019723 | Cutting tool | Takahiro Watanabe, Shinichi Maruyama, Hitoshi Tohkairin | 2024-03-26 |
| 6216853 | Toothed conveyor belt and coating removal jig for the same | — | 2001-04-17 |
| 5145277 | Fastening a wheel or wheel-like body to a shaft | Hiroaki Nagasawa, Shinsuke Sahara | 1992-09-08 |