Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4651056 | High-pressure discharge lamp | Johannes G. W. Etman | 1987-03-17 |
| 4283652 | Gas discharge lamp having supporting tongue formed from electrode feedthrough | Gerardus A. P. M. Cornelissen | 1981-08-11 |