Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781296 | Method and apparatus for use with an electron gun employing a thermionic source of electrons | — | 2004-08-24 |
| 6455990 | Apparatus for an electron gun employing a thermionic electron source | — | 2002-09-24 |
| 6196889 | Method and apparatus for use an electron gun employing a thermionic source of electrons | — | 2001-03-06 |