Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6015372 | Abdominal exercise machine and methods | Clay J. Steffee, Russell W Kershaw | 2000-01-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6015372 | Abdominal exercise machine and methods | Clay J. Steffee, Russell W Kershaw | 2000-01-18 |