Inventor
LAMPERT DAVID S
US14 patents
⚠️ This page may combine multiple inventors who share the name “LAMPERT DAVID S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NAVIGATION TECH CORP
11 patentsUS6081803AJun 27, 2000
Support for alternative names in a geographic database used with a navigation program and methods for use and formation thereof
NAVIGATION TECH CORP146 citations99
US5953722ASep 14, 1999
Method and system for forming and using geographic data
NAVIGATION TECH CORP271 citations99
US6029173AFeb 22, 2000
Method and system for representation and use of shape information in geographic databases
NAVIGATION TECH CORP95 citations98
US5968109AOct 19, 1999
System and method for use and storage of geographic data on physical media
NAVIGATION TECH CORP379 citations98
US6047280AApr 4, 2000
Interface layer for navigation system
NAVIGATION TECH CORP172 citations97
US6366927B1Apr 2, 2002
Method and system for representation and use of shape information in geographic databases
NAVIGATION TECH CORP66 citations96
US6173277B1Jan 9, 2001
Interface layer for navigation system
NAVIGATION TECH CORP84 citations96
US6565610B1May 20, 2003
Method and system for text placement when forming maps
NAVIGATION TECH CORP205 citations95
US6370539B1Apr 9, 2002
Interface layer for navigation system
NAVIGATION TECH CORP73 citations95
US6073076AJun 6, 2000
Memory management for navigation system
NAVIGATION TECH CORP118 citations95
US6317683B1Nov 13, 2001
Vehicle positioning using three metrics
NAVIGATION TECH CORP73 citations93
NAVTEQ NORTH AMERICA LLC
2 patentsUS7197500B1Mar 27, 2007
System and method for use and storage of geographic data on physical media
NAVTEQ NORTH AMERICA LLC204 citations98
US7266560B2Sep 4, 2007
Parcelized geographic data medium with internal spatial indices and method and system for use and formation thereof
NAVTEQ NORTH AMERICA LLC19 citations83