Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5785413 | Dual lamp fixture with integral control | Sean Tillinghast, Daryl A. Popig | 1998-07-28 |
| 5736925 | Vehicle warning system controller | Robert J. Knauff | 1998-04-07 |
| D350931 | Wheel trim | — | 1994-09-27 |
| 4426638 | Flasher for vehicle lights | Robert P. Donley | 1984-01-17 |
| 4368349 | Flasher controller for vehicle lights | Robert P. Donley | 1983-01-11 |
| 4268713 | Flasher for vehicle lights | Robert P. Donley | 1981-05-19 |