Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7042146 | Electron gun structure for a cathode-ray tube | Philippe Zehnder, Christian Galmiche | 2006-05-09 |
| 6847158 | Electrode structure for electron gun | Philippe Arnaud | 2005-01-25 |