Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5539625 | Vehicle headlamp aiming device | Richard Turley, William E. Nagengast, Steven V. Horsman | 1996-07-23 |
| 5386348 | Vehicle headlamp with snap fit bulb shield | Keith Edward Chesser | 1995-01-31 |
| 4947306 | Support member for a headlamp assembly | — | 1990-08-07 |
| 4916586 | Mounting bracket for headlamp assembly | Paul D. Van Duyn, Alfred M. Allen | 1990-04-10 |
| 4722033 | Vehicle headlamp assembly | Paul D. VanDuyn, Carey D. Marks | 1988-01-26 |