Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9471986 | Image-based georeferencing | James M. Janky, Michael V. McCusker, Peter G. France | 2016-10-18 |
| 9042657 | Image-based georeferencing | James M. Janky, Michael V. McCusker, Peter G. France | 2015-05-26 |
| 8989502 | Image-based georeferencing | James M. Janky, Michael V. McCusker, Peter G. France | 2015-03-24 |
| 8942483 | Image-based georeferencing | James M. Janky, Michael V. McCusker, Peter G. France | 2015-01-27 |
| 7668562 | Method and apparatus for GPS geofencing of mobile transmissions | David G. Bird | 2010-02-23 |
| 6879283 | Method and system for transmission of real-time kinematic satellite positioning system data | David G. Bird | 2005-04-12 |
| 6665619 | Noise estimator for seismic exploration | David G. Bird | 2003-12-16 |
| 6658362 | Method and apparatus for testing components | Thomas P. Holden | 2003-12-02 |
| 6480148 | Method and apparatus for navigation guidance | Raymond P Wilson | 2002-11-12 |
| 6366857 | Noise estimator for seismic exploration | David G. Bird | 2002-04-02 |
| 6271788 | Network of equivalent ground transmitters | Leonid Sheynblat | 2001-08-07 |
| 6226601 | Seismic survey system | — | 2001-05-01 |
| 6218984 | Geo-referencing radio position determination systems using co-located antennas | Leonid Sheynblat, Nancy Nelson | 2001-04-17 |
| 6140957 | Method and apparatus for navigation guidance | Raymond P Wilson | 2000-10-31 |
| 6121928 | Network of ground transceivers | Leonid Sheynblat | 2000-09-19 |
| 5978313 | Time synchronization for seismic exploration system | — | 1999-11-02 |
| 5646630 | Network of equivalent ground transmitters | Leonid Sheynblat | 1997-07-08 |
| 4751512 | Differential navigation system for remote mobile users | — | 1988-06-14 |