Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6605021 | Positionable-axle bicycle ergometer | Minoru Kato | 2003-08-12 |
| 6186910 | Swing training machine | — | 2001-02-13 |
| 5935087 | Sitting-posture body anteflexion measuring device | — | 1999-08-10 |
| 5683330 | Sprint training machine | — | 1997-11-04 |