Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6043777 | Method and apparatus for global positioning system based cooperative location system | Julian J. Bergman, John D. Roths, Karl L. Thorup | 2000-03-28 |
| 4644293 | RF pulse modulated amplifier having conduction angle control | — | 1987-02-17 |
| 4639938 | RF pulse transmitter having incidental phase modulation (IPM) correction | — | 1987-01-27 |