Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854201 | Valve hole punching apparatus for a wheel | Yusaku Shinozawa | 1989-08-08 |
| 4821548 | Apparatus for chamfering edges of a rim element | Yusaku Shinozawa | 1989-04-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854201 | Valve hole punching apparatus for a wheel | Yusaku Shinozawa | 1989-08-08 |
| 4821548 | Apparatus for chamfering edges of a rim element | Yusaku Shinozawa | 1989-04-18 |