Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4947078 | Sealed beam headlamp | Lawrence M. Rice, Thomas Baldauf | 1990-08-07 |
| 4794495 | Headlamp assembly | David R. McMahan, Richard W. Nicholas, John D. Geddie | 1988-12-27 |
| 4669035 | Headlamp aim cap | A. P. Stanley Hyde, Eugene C. Helm | 1987-05-26 |