Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8331888 | Remote programmable reference | David O. Edewaard, Terry M. Swann | 2012-12-11 |
| 8044859 | Reference beacon methods and apparatus for TDOA/FDOA geolocation | Layne D. Lommen, David O. Edewaard | 2011-10-25 |
| 7570212 | Reference beacon methods and apparatus for TDOA/FDOA geolocation | Layne D. Lommen, David O. Edewaard | 2009-08-04 |
| 7515104 | Structured array geolocation | Gary A. Ray | 2009-04-07 |