Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6749545 | Force-retarding device for a stationary bicycle | — | 2004-06-15 |
| 6719670 | One-way output device with a clockwise-counterclockwise rotating unit | Joseph Wu | 2004-04-13 |
| 6710491 | Roller device with dynamic function | Bor-Jeng Lin, Mi-Ching Tsai, Shang-Hsun Mao | 2004-03-23 |