Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34863 | High impedance circuit for injection locked magnetrons | Geoffrey Thornber, Christopher M. Walker | 1995-02-21 |
| 5130601 | Quick warm-up cathode heater for high average power magnetrons | Christopher M. Walker, Geoffrey Thornber | 1992-07-14 |
| 5045814 | High impedance circuit for injection locked magnetrons | Geoffrey Thornber, Christopher M. Walker | 1991-09-03 |