Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5272930 | Mechanical element having a shaft pressure-fitted into an engaging member and its manufacturing method | Yoshikatsu Nakamura, Shunsuke Takeguchi, Ken Akimoto | 1993-12-28 |