Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6050920 | Electromechanical resistance exercise apparatus | — | 2000-04-18 |
| 5738611 | Aerobic and strength exercise apparatus | Scott Alan Ehrenfried | 1998-04-14 |
| 5697869 | Electromechanical resistance exercise apparatus | Scott Alan Ehrenfried | 1997-12-16 |
| 5263909 | Drive with torque arm support for exercise device | — | 1993-11-23 |
| 4653582 | Point indicating system for combat sports | — | 1987-03-31 |
| 4647040 | Leg stretching apparatus | — | 1987-03-03 |
| 4456247 | Leg stretching apparatus | — | 1984-06-26 |