Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4947706 | Flywheel with a torsional damper | Mitsuhiro Umeyama, Hiroshi Itoh, Kenichi Yamamoto | 1990-08-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4947706 | Flywheel with a torsional damper | Mitsuhiro Umeyama, Hiroshi Itoh, Kenichi Yamamoto | 1990-08-14 |