Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8842042 | Satellite ephemeris error | Robert Martin Rideout, Simon Robert Duck | 2014-09-23 |
| 8081111 | Method and apparatus for locating the source of an unknown signal | — | 2011-12-20 |
| 6677893 | Method and apparatus for locating the source of unknown signal | Robert Martin Rideout, Paul Edmonds, Simon Robert Duck, Christopher Griffin | 2004-01-13 |
| 6018312 | Locating the source of an unknown signal | — | 2000-01-25 |