Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D535313 | Tire changer jaw | Charles L. Cunningham | 2007-01-16 |
| 5623981 | Safety barrier for rim holding tire changers | Charles L. Cunningham, Robert E. Gwaltney | 1997-04-29 |
| 4860615 | Reversible transmission | Thomas V Huber | 1989-08-29 |
| 4813290 | Power takeoff for motor vehicle | — | 1989-03-21 |
| 4336626 | Controlled force safety switch mechanism | William O. Harris, James D. Edwards | 1982-06-29 |