Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669692 | Fiber optic lighting system | Harold Thorgersen, Andrew C. Ledesma, Surendar Bhan, Lyman R. Daigle | 1997-09-23 |
| 5620348 | Method of manufacturing electroluminescent lamps having surface designs and lamps produced thereby | Harold Thorgersen, John Dixon, Andrew C. Ledesma | 1997-04-15 |