Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5735389 | Conveying system | Osamu Sakamoto | 1998-04-07 |
| 5336461 | Method for vulcanizing endless rubber belts | Ken-ichi Ohtani, Osamu Sakamoto, Hiroshi Yamamoto | 1994-08-09 |
| 5256045 | Apparatus for vulcanizing endless rubber belts | Ken-ichi Ohtani, Osamu Sakamoto, Hiroshi Yamamoto | 1993-10-26 |