Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887008 | Electrodeless lamp bulb of modified shape for providing uniform emission of radiation | — | 1989-12-12 |
| 4859906 | Deep UV lamp bulb with improved fill | Michael G. Ury | 1989-08-22 |