Inventor

MARSHALL II DAN H

US3 patents

Patents

3 patents

US6624845B2Sep 23, 2003

Apparatus within a street lamp for remote surveillance having directional antenna

DETECTION DYNAMICS INC90 citations93

US6462775B1Oct 8, 2002

Apparatus within a street lamp for remote surveillance having directional antenna

DETECTION DYNAMICS INC48 citations91

US5886738AMar 23, 1999

Apparatus within a street lamp for remote surveillance

DETECTION DYNAMICS INC90 citations90