Issued Patents All Time
Showing 76–79 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811172 | Lighting systems employing optical fibers | John M. Davenport | 1989-03-07 |
| 4574219 | Lighting unit | John M. Davenport, Ralph M. Potter, John M. Blank, Dimitri M. Speros, Arthur S. Homa +2 more | 1986-03-04 |
| 4389201 | Method of manufacturing a lamp | Elmer G. Fridrich | 1983-06-21 |
| 4202999 | Fused silica lamp envelope and seal | Robert F. Holle | 1980-05-13 |