Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319156 | Vehicle headlight having dual filament tungsten halogen lamp | Herbert L. Walton | 1982-03-09 |
| 4282455 | Mercury dispenser for arc discharge lamps | Frank M. Latassa, Charles H. Poirier, John Wallace | 1981-08-04 |
| 4262229 | Tungsten halogen incandescent lamp having two pairs of leads in undulating envelope section | Herbert I. Walton | 1981-04-14 |