Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12032075 | Satellite-based source of positioning system-independent position navigation and time | Mark Hargrove, Jerry Goetsch, Gregory M. Gutt, Dan Higgins, Pete Johnson, II +6 more | 2024-07-09 |
| 7385554 | Satellite and local system position determination | Kurt R. Zimmerman, Paul Montgomery, David G. Lawrence | 2008-06-10 |
| 7382318 | Land-based local ranging signal methods and systems | Kurt R. Zimmerman | 2008-06-03 |
| 7345627 | Land-based local ranging signal methods and systems | Kurt R. Zimmerman | 2008-03-18 |
| 7339525 | Land-based local ranging signal methods and systems | Kurt R. Zimmerman | 2008-03-04 |
| 7339524 | Analog decorrelation of ranging signals | Kurt R. Zimmerman | 2008-03-04 |
| 7333053 | Signal path system and method for a ranging signal receiver | David G. Lawrence | 2008-02-19 |
| 7315278 | Multiple frequency antenna structures and methods for receiving navigation or ranging signals | Frank N. Bauregger, Kurt R. Zimmerman, Jamal Izadian | 2008-01-01 |
| 7310064 | Rebroadcasting method and system for navigation signals | David G. Lawrence | 2007-12-18 |
| 7271766 | Satellite and local system position determination | Kurt R. Zimmerman, Paul Montgomery, David G. Lawrence | 2007-09-18 |
| 7138944 | Multiple antenna multi-frequency measurement system | David G. Lawrence | 2006-11-21 |
| 7027918 | Satellite navigation system using multiple antennas | Kurt R. Zimmerman, Dave Lawrence, Michael L. O'Connor, Paul Montgomery | 2006-04-11 |
| 6880643 | System and method for land-leveling | Kurt R. Zimmerman, Avi Gross, Michael L. O'Connor, Glen Sapilewski, David G. Lawrence +2 more | 2005-04-19 |
| 6784830 | Method for processing in dual frequency civilian GPS receiver | David G. Lawrence, Paul Montgomery | 2004-08-31 |