Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9052374 | Method and system for processing positioning signals based on predetermined message data segment | Patrick G. Bromley, Michael Wise | 2015-06-09 |
| 7633439 | Method and system for processing positioning signals based on predetermined message data segment | Patrick G. Bromley, Michael Wise | 2009-12-15 |
| 7210164 | Method to remotely geolocate and activate or deactivate valuable equipment | — | 2007-04-24 |
| 7154437 | Method and system for processing positioning signals based on predetermined message data segment | Patrick G. Bromley, Michael Wise | 2006-12-26 |
| 7057553 | Method and system for processing positioning signals in a stand-alone mode | — | 2006-06-06 |
| 6774841 | Method and system for processing positioning signals in a geometric mode | — | 2004-08-10 |
| 6650285 | Method and apparatus for rapidly estimating the doppler-error and other receiver frequency errors of global positioning system satellite signals weakened by obstructions in the signal path | — | 2003-11-18 |
| 6628234 | Method and system for processing positioning signals in a stand-alone mode | — | 2003-09-30 |
| 6529160 | Method and system for determining carrier frequency offsets for positioning signals | — | 2003-03-04 |
| 6515620 | Method and system for processing positioning signals in a geometric mode | — | 2003-02-04 |
| 6498585 | Method and apparatus for rapidly estimating the doppler-error and other receiver frequency errors of global positioning system satellite signals weakened by obstructions in the signal path | — | 2002-12-24 |
| 6459704 | Method and system for radio-location determination | — | 2002-10-01 |
| 6331836 | Method and apparatus for rapidly estimating the doppler-error and other receiver frequency errors of global positioning system satellite signals weakened by obstructions in the signal path | — | 2001-12-18 |
| 5526357 | Communication system and method for determining the location of a transponder unit | — | 1996-06-11 |
| 5365516 | Communication system and method for determining the location of a transponder unit | — | 1994-11-15 |
| 4816769 | BPSK demodulator and FM receiver for digital data pagers | John Y. Ma | 1989-03-28 |
| 4575580 | Data input device with a circuit responsive to stylus up/down position | — | 1986-03-11 |
| 4468702 | Radiation and static electricity suppression device | — | 1984-08-28 |
| 4442317 | Coordinate sensing device | — | 1984-04-10 |