Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4795942 | Hollow cathode discharge device with front shield | — | 1989-01-03 |
| 4437038 | Hollow cathode lamp with improved stability alloy for the cathode | Vincent F. Link | 1984-03-13 |