Inventor

FRIEDERICH MATTHEW

US11 patents

⚠️ This page may combine multiple inventors who share the name “FRIEDERICH MATTHEW”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NAVIGATION TECH CORP

9 patents

US6038559AMar 14, 2000

Segment aggregation in a geographic database and methods for use thereof in a navigation application

NAVIGATION TECH CORP234 citations98

US6393149B2May 21, 2002

Method and system for compressing data and a geographic database formed therewith and methods for use thereof in a navigation application program

NAVIGATION TECH CORP88 citations97

US6374182B2Apr 16, 2002

Method and system for providing walking instructions with route guidance in a navigation program

NAVIGATION TECH CORP137 citations97

US6249742B1Jun 19, 2001

Method and system for providing a preview of a route calculated with a navigation system

NAVIGATION TECH CORP230 citations97

US6208934B1Mar 27, 2001

Method and system for providing walking instructions with route guidance in a navigation program

NAVIGATION TECH CORP358 citations97

US6122593ASep 19, 2000

Method and system for providing a preview of a route calculated with a navigation system

NAVIGATION TECH CORP193 citations97

US6507850B1Jan 14, 2003

Segment aggregation and interleaving of data types in a geographic database and methods for use thereof in a navigation application

NAVIGATION TECH CORP83 citations96

US6473770B1Oct 29, 2002

Segment aggregation and interleaving of data types in a geographic database and methods for use thereof in a navigation application

NAVIGATION TECH CORP59 citations95

US6600841B1Jul 29, 2003

Method and system for compressing data and a geographic database formed therewith and methods for use thereof in a navigation application program

NAVIGATION TECH CORP11 citations73

NAVTEQ NORTH AMERICA LLC

2 patents

US7805317B2Sep 28, 2010

Method of organizing map data for affinity relationships and application for use thereof

NAVTEQ NORTH AMERICA LLC54 citations96

US6768818B2Jul 27, 2004

Method and system for compressing data and a geographic database formed therewith and methods for use thereof in a navigation application program

NAVTEQ NORTH AMERICA LLC42 citations96