Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656004 | Friction type exercising device with force gauge and shoulder mounting screw | Paul Eric Peterson | 1997-08-12 |
| 4307608 | Apparatus for digitally displaying muscle strength | Joseph Byerly | 1981-12-29 |