Inventor
TRAEGER WILLIAM
US4 patents
Patents
4 patentsUS6778084B2Aug 17, 2004
Interactive wireless surveillance and security system and associated method
CHANG INDUSTRY INC147 citations96
US6831699B2Dec 14, 2004
Deployable monitoring device having self-righting housing and associated method
CHANG INDUSTRY INC62 citations93
US7333148B2Feb 19, 2008
Deployable monitoring device having self-righting housing and associated method
CHANG INDUSTRY INC21 citations90
US7030929B2Apr 18, 2006
Deployable monitoring device having self-righting housing and associated method
CHANG INDUSTRY INC20 citations90