Assignee

COOPER JOHN R

2 granted patents·38 citations·filing 1984–1984

Technology mixH04B1

Top patents by PatentIndex Score

2 records

0169USD285220SDisplay sign support having detachable component parts and slideable ground anchorsCOOPER JOHN R·Filed 1984·Granted Aug 19, 1986·13 cites·1 claims
0260US4541119APortable broadcast band information transmitting systemCOOPER JOHN R·Filed 1984·Granted Sep 10, 1985·25 cites·18 claims

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