Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5932966 | Electron sources utilizing patterned negative electron affinity photocathodes | Kenneth Costello, Mark A. McCord, R. Fabian W. Pease, Aaron W. Baum | 1999-08-03 |
| 5898269 | Electron sources having shielded cathodes | Aaron W. Baum | 1999-04-27 |