Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6131921 | Variable training resistance device | Todd Ellis, Peter M. Foley, David Lacorazza | 2000-10-17 |
| 6003881 | Variable training resistance device | Todd Ellis, Peter M. Foley, David Lacorazza | 1999-12-21 |