Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6174294 | Limb load monitor | Thomas M. Crabb, Anthony J. Kelhcut | 2001-01-16 |
| 5983720 | Reflected light rotation sensor | Thomas M. Crabb | 1999-11-16 |
| 5815269 | Rotation sensor | Thomas M. Crabb, William L. Phillips | 1998-09-29 |