Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6677893 | Method and apparatus for locating the source of unknown signal | Robert Martin Rideout, Simon Robert Duck, David Patrick Haworth, Christopher Griffin | 2004-01-13 |
| 6618009 | Method and apparatus for locating the source of an unknown signal | Christopher Griffin, Simon Robert Duck | 2003-09-09 |