Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4726071 | Microprocessor controlled self-tuning resonant cavity and method | — | 1988-02-16 |
| 4660004 | Duplexer including integral interdigital transmitter and receiver filters and three-quarter wavelength antenna transformer section | — | 1987-04-21 |
| 4644303 | Multiple cavity square prism filter transmitter combiner with shared square walls and tuning controls mounted on rectangular end walls | Donald C. Dickson | 1987-02-17 |
| 4596969 | Interdigital duplexer with notch resonators | — | 1986-06-24 |
| 4423398 | Internal bi-metallic temperature compensating device for tuned cavities | Louis Brown | 1983-12-27 |
| 4249148 | Cubical multiple cavity filter and combiner | — | 1981-02-03 |