Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866582 | Luminares having flexible light shields | Warren Halper | 1989-09-12 |
| 4839565 | High pressure double wall sodium arc tube and methods of operating such | — | 1989-06-13 |
| 4835841 | Method of making a coil assembly | William F. Gunnels, Candler A. Willis | 1989-06-06 |