Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6792801 | Device for measuring force and angles | Lynn D. Hoggan, John W. Griffin, Michael K. Durtschi | 2004-09-21 |
| 5898111 | Method and apparatus for performing isoinertial box lifting | Keith Blankenship | 1999-04-27 |
| 5090421 | Apparatus for testing muscle strength | — | 1992-02-25 |