Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843202 | Magnetron with frequency control for power regulation | Peter H. Smith | 1989-06-27 |
| 4835353 | Filament power conpensation for magnetron | Peter H. Smith, Thomas R. Payne | 1989-05-30 |