Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7372192 | Cathode for cathode ray tube with improved lifetime | Jean-Luc Ricaud | 2008-05-13 |
| 7208864 | Oxide cathode for electron gun with a differentially doped metallic substrate | Donald J. Wierschke | 2007-04-24 |
| 6798128 | Cathode-ray tube cathode and alloy therefor | Fabian Poret, Régine Le Doze, Marie Paul | 2004-09-28 |