Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8610343 | Vacuum electron device electrodes and components manufactured from highly oriented pyrolytic graphite (HOPG) | — | 2013-12-17 |
| 6664720 | Temperature compensated gun | Holger Schult | 2003-12-16 |
| 5990622 | Grid support structure for an electron beam device | Holger Schult | 1999-11-23 |
| 5879159 | Portable high power arc lamp system and applications therefor | — | 1999-03-09 |
| 5455707 | Apparatus and method for light beam multiplexing | — | 1995-10-03 |
| 5418427 | Internally cooled forward wave crossed field amplifier anode vane | Chris L. Wheeland, Guilford R. MacPhail, Joseph C. Musheno, James Leo Barry | 1995-05-23 |
| 4975656 | Enhanced secondary electron emitter | Gregory T. Schaeffer, Guilford R. MacPhail | 1990-12-04 |