Assignee
COLUMBIA LIGHTING INC
US·3 granted patents·73 citations·filing 1987–1988
Top patents by PatentIndex Score
3 records- 0179US4866584AIndirect luminaireCOLUMBIA LIGHTING INC·Filed 1988·Granted Sep 12, 1989·47 cites·10 claims
- 0244US4907143AReflector system for fluorescent trofferCOLUMBIA LIGHTING INC·Filed 1988·Granted Mar 6, 1990·10 cites·23 claims
- 0342US4751626AReflector system for a luminaireCOLUMBIA LIGHTING INC·Filed 1987·Granted Jun 14, 1988·16 cites·7 claims
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