Inventor

SPAIN DAVID STEVENSON

US3 patents

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

POLARIS WIRELESS INC

2 patents

US6944465B2Sep 13, 2005

Estimating the location of a mobile unit based on the elimination of improbable locations

POLARIS WIRELESS INC78 citations95

US7460505B2Dec 2, 2008

Location estimation of wireless terminals through pattern matching of signal-strength differentials

POLARIS WIRELESS INC59 citations93

SPAIN DAVID STEVENSON

1 patent

US8712428B2Apr 29, 2014

Location estimation of wireless terminals through pattern matching of deduced signal strengths

SPAIN DAVID STEVENSON6 citations63