Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6039104 | Dual purpose clamp for rim holding tire changers | Charles L. Cunningham | 2000-03-21 |
| 5623981 | Safety barrier for rim holding tire changers | Charles L. Cunningham, Ronald D. Hone | 1997-04-29 |
| 4872492 | Pneumatic tire inflator | Marcus E. McAnally | 1989-10-10 |
| 4850402 | System for controlling the inflation of tires | Charles L. Cunningham | 1989-07-25 |
| D293916 | Rim clamp tire changer | Charles L. Cunningham | 1988-01-26 |
| 4456038 | Apparatus for pressurizing tires to a desired level | Jim L. Holladay | 1984-06-26 |
| 4417614 | Abrasion eliminating tire changing tool | Charles L. Cunningham | 1983-11-29 |