Inventor

ERVIN FREDRICK W

US2 patents

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

PARKER ROGER A

1 patent

US8255250B2Aug 28, 2012

Determining a stop from a layover in a multi-stop itinerary

PARKER ROGER A2 citations48

ZHANG ZHENGJIE

1 patent

US8700417B2Apr 15, 2014

Partitioning a network into sub-networks based on user utility

ZHANG ZHENGJIE0 citations26