Inventor
BECHTOLSHEIM STEPHAN V
US3 patents
Patents
3 patentsUS6374182B2Apr 16, 2002
Method and system for providing walking instructions with route guidance in a navigation program
NAVIGATION TECH CORP137 citations97
US6208934B1Mar 27, 2001
Method and system for providing walking instructions with route guidance in a navigation program
NAVIGATION TECH CORP358 citations97
US6188957B1Feb 13, 2001
Method and system for providing bicycle information with a navigation system
NAVIGATION TECH CORP196 citations97