Assignee
LEWIN IAN
7 granted patents·1 pending application·219 citations·filing 1980–2011
Top patents by PatentIndex Score
8 records- 0191US4388675AIndirect lighting fixtureLEWIN IAN·Filed 1980·Granted Jun 14, 1983·55 cites·6 claims
- 0288US4652851ALamp control systemLEWIN IAN·Filed 1983·Granted Mar 24, 1987·45 cites·9 claims
- 0379US4703405AGlare reducing lensLEWIN IAN·Filed 1986·Granted Oct 27, 1987·43 cites·15 claims
- 0476US5149191ACombination louver/lens light fixture shieldLEWIN IAN·Filed 1991·Granted Sep 22, 1992·46 cites·19 claims
- 0565US4383289ATask lighting fixture for concentrating illuminationLEWIN IAN·Filed 1980·Granted May 10, 1983·29 cites·7 claims
- 0645US7876421B2Light meter apparatus and systemLEWIN IAN·Filed 2008·Granted Jan 25, 2011·1 cites·15 claims
- 0742US2010073927A1Lens for Solid-State Light-Emitting DeviceLEWIN IAN·Filed 2008·Application pending·0 cites
- 0838US8786847B2Light measuring meter apparatusLEWIN IAN·Filed 2011·Granted Jul 22, 2014·0 cites·8 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →