Inventor

CHANG HENRY S

US3 patents

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

DUNN DOUGLAS L

2 patents

US8126423B2Feb 28, 2012

E911 location reporting without PSAP support

DUNN DOUGLAS L10 citations78

US9072036B2Jun 30, 2015

Method for selecting an air interface on a multi-mode wireless device

DUNN DOUGLAS L0 citations33

CHANG HENRY S

1 patent

US8073500B2Dec 6, 2011

Detecting the presence of multiple communication access technologies

CHANG HENRY S3 citations53