Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4492866 | Method for predicting the performance of cathode materials | Arnold Shih, Christie R. K. Marrian | 1985-01-08 |
| 4371809 | Integral-shadow-grid controlled-porosity dispenser cathode | Richard E. Thomas, Richard F. Greene | 1983-02-01 |
| 4254357 | Multi-arrayed micro-patch emitter with integral control grid | Richard E. Thomas, Richard F. Greene | 1981-03-03 |