Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7057333 | Method and device for extraction of electrons in a vacuum and emission cathodes for said device | Jean-Pierre Dupin, Paul Thevenard | 2006-06-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7057333 | Method and device for extraction of electrons in a vacuum and emission cathodes for said device | Jean-Pierre Dupin, Paul Thevenard | 2006-06-06 |