Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719666 | Exercising device that produces elliptical foot movement | Hung-Mao Liao, Pei Chi | 2004-04-13 |
| 6672992 | Exercising device | Hung-Mao Liao | 2004-01-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719666 | Exercising device that produces elliptical foot movement | Hung-Mao Liao, Pei Chi | 2004-04-13 |
| 6672992 | Exercising device | Hung-Mao Liao | 2004-01-06 |