Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4965808 | Code tracking apparatus with improved resolution for spread spectrum receiver | — | 1990-10-23 | |
| 4532637 | Differential receiver | — | 1985-07-30 | $2,425,000 |
| 4457006 | Global positioning system receiver | — | 1984-06-26 | $2,814,000 |
| 4453165 | Differential Doppler receiver | — | 1984-06-05 | $2,501,000 |
| 4344041 | Biphase detector | — | 1982-08-10 | $836,000 |
| 4224619 | Symbology writing apparatus for radar plan position indicator displays | Donald E. Bean, John R. Grymes, Jr. | 1980-09-23 | $1,252,000 |