Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697206 | Rolled part for chain and manufacturing method therefor | Tomofumi Otani, Sachihiko Maeda, Shuji Sasamoto, Takero Nakagawa, Yoshitaka Yoshimura +1 more | 1997-12-16 |