Assignee
STEWART ROBERT
US3 patents
Top patents by PatentIndex Score
US8854188B2Oct 7, 2014
Signal cancelling transmit/receive multi-loop antenna for a radio frequency identification reader
STEWART ROBERT11 citations83
US8581705B2Nov 12, 2013
Combination full-duplex and half-duplex electronic identification tag
STEWART ROBERT11 citations83
US4232467ANov 11, 1980
Sign support stake
STEWART ROBERT23 citations81