| 7409288 |
Portable navigation system and device with audible turn instructions |
Michael Childs, Scott Burgett, Thomas H. Walters |
2008-08-05 |
$105,572,000 |
| 7308359 |
Navigation system, method and device with automatic next turn page |
Mark D. Tompkins, Shane R. Runquist |
2007-12-11 |
$241,702,000 |
| 7184886 |
Navigation system, method and device with detour algorithm |
Michael Childs, Shane R. Runquist |
2007-02-27 |
$105,265,000 |
| 7120539 |
Navigation system, method and device with detour algorithm |
Michael Childs, Shane R. Runquist |
2006-10-10 |
$99,483,000 |
| 7062378 |
Portable navigation system and device with audible turn instructions |
Michael Childs, Scott Burgett, Thomas H. Walters |
2006-06-13 |
$44,625,000 |
| 7054725 |
GPS navigation device |
Matthew C. Burch, David C. Brown, Cliff Pemble |
2006-05-30 |
$31,062,000 |
| 7047113 |
GPS navigation device |
Matthew C. Burch, David C. Brown, Cliff Pemble |
2006-05-16 |
$82,446,000 |
| 7043362 |
PDA with integrated address book and electronic map waypoints |
Michael Childs, Matthew C. Burch, Benjamin Jones, Paul McAlister |
2006-05-09 |
$47,007,000 |
| 6999873 |
Navigation system, method and device with detour algorithm |
Michael Childs, Shane R. Runquist |
2006-02-14 |
$56,162,000 |
| 6970795 |
Method and apparatus for calculating altitude based on barometric and GPS measurements |
Scott Burgett |
2005-11-29 |
$24,167,000 |
| 6947838 |
Systems and methods for a PDA with improved route calculation capabilities |
Michael Childs, Scott Burgett, Thomas H. Walters |
2005-09-20 |
$23,770,000 |
| 6901330 |
Navigation system, method and device with voice guidance |
Scott Burgett, Shane R. Runquist, Jarrod W. Seymour |
2005-05-31 |
$12,779,000 |
| 6892135 |
Navigation system, method and device with automatic next turn page |
Mark D. Tompkins, Shane R. Runquist |
2005-05-10 |
$38,987,000 |
| 6889138 |
PDA system, method and device with automatic next turn page |
Mark D. Tompkins, Shane R. Runquist |
2005-05-03 |
$35,903,000 |
| 6882932 |
Systems, functional data, and methods to bias map matching |
Mark D. Tompkins |
2005-04-19 |
$41,783,000 |
| 6865453 |
GPS navigation device |
Matthew C. Burch, David C. Brown, Cliff Pemble |
2005-03-08 |
$25,000,000 |
| 6856899 |
Systems and methods for a navigational device with improved route calculation capabilities |
Michael Childs, Scott Burgett, Thomas H. Walters |
2005-02-15 |
$10,786,000 |
| 6856898 |
PDA systems, functional data, and methods to bias map matching |
Mark D. Tompkins |
2005-02-15 |
$10,786,000 |
| 6845320 |
Systems, functional data, and methods to bias map matching |
Mark D. Tompkins |
2005-01-18 |
$12,962,000 |
| 6816782 |
Apparatus, systems and methods for navigation data transfer between portable devices |
Thomas H. Walters, Ronald Byron Kabler |
2004-11-09 |
$52,128,000 |
| 6735542 |
Method and apparatus for calculating altitude based on barometric and GPS measurements |
Scott Burgett |
2004-05-11 |
$32,652,000 |
| 6687615 |
Navigation system, method and device with detour algorithm |
Michael Childs, Shane R. Runquist |
2004-02-03 |
$26,594,000 |
| 6545637 |
Systems and methods for a navigational device with improved route calculation capabilities |
Michael Childs, Scott Burgett, Thomas H. Walters |
2003-04-08 |
$17,514,000 |
| 6546335 |
System, functional data, and methods to bias map matching |
Mark D. Tompkins |
2003-04-08 |
$17,514,000 |
| 6459987 |
Method and apparatus for backtracking a path |
Darin J. Beesley |
2002-10-01 |
$15,641,000 |