Assignee
COHEN WILLIAM ERWIN
US·2 granted patents·1 pending application·1 citations·filing 2011–2012
Top patents by PatentIndex Score
3 records- 0163US8415869B1Fluorescent lamp with underlying yttrium vanadate phosphor layer and protective phosphor layerCOHEN WILLIAM ERWIN·Filed 2011·Granted Apr 9, 2013·1 cites·25 claims
- 0242US8704438B2Lamp with phosphor composition for improved lumen performance, and method for making sameCOHEN WILLIAM ERWIN·Filed 2011·Granted Apr 22, 2014·0 cites·18 claims
- 0338US2013193835A1Fluorescent lamp with coated phosphor particlesCOHEN WILLIAM ERWIN·Filed 2012·Application pending·0 cites
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →