Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632499 | Wheel chair system | Brian K. Hutcherson | 1997-05-27 |
| D345537 | Combined windshield wiper arm and air foil | James Patrick Witek, James E. Allen | 1994-03-29 |
| D345538 | Combined windshield wiper arm and air foil | James Patrick Witek, James E. Allen | 1994-03-29 |
| 5239726 | Windshield washer nozzle assembly retention bracket and hook plate | — | 1993-08-31 |
| 4793020 | Noise insulator for windshield wiper blade assembly | Donald W. Stratton, Gary W. Roadarmel | 1988-12-27 |