Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623150 | Light-emitting diode combination marker/clearance lamp for trucks and trailers | Philip C. Roller, Ronald Madison, Timothy DiPenti | 2003-09-23 |
| 6552658 | Light emitting diode flashing directional warning lamp | Philip C. Roller, Gregory Pond | 2003-04-22 |