Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4552009 | Upsetter | Takashige Yamamura, Satosi Matsumoto | 1985-11-12 |
| 4470286 | Upsetter mechanism for simultaneously upsetting a plurality of work items | Akira Asari, Takashige Yamamura, Satoshi Matsumoto, Takayoshi Dohsai | 1984-09-11 |