Inventor · disambiguated record
Douglas Hagen
Also filed as: HAGEN DOUGLAS W
9 granted patents·4 pending applications·120 citations·filing 1999–2012
88Inventor score
Files withB K LIGHTING INC5HAGEN DOUGLAS W5BARNARD MICHAEL D1COARSEGOLD CONSULTING INC1STAR FINISHES INC1
Top patents by PatentIndex Score
13 records- 0182US6161948AAdjustable mount for sealed light systemsB K LIGHTING INC·Filed 1999·Granted Dec 19, 2000·61 cites·22 claims
- 0273US7699489B2In-grade light fixtureHAGEN DOUGLAS W·Filed 2006·Granted Apr 20, 2010·10 cites·11 claims
- 0372US7033038B2In-grade light fixture housing and hydrological barrier plate for use thereinB K LIGHTING INC·Filed 2003·Granted Apr 25, 2006·15 cites·30 claims
- 0465US7249867B2Sealed lighting fixture having mechanisms for venting and equalizing interior air pressureCOARSEGOLD CONSULTING INC·Filed 2005·Granted Jul 31, 2007·9 cites·20 claims
- 0564US7370988B2In-grade light fixture housing and hydrological barrier plate for use thereinB K LIGHTING INC·Filed 2005·Granted May 13, 2008·4 cites·18 claims
- 0664US7175297B2In-grade light fixture with leveling and alignment mechanisms, installation features and anti-condensation valveB K LIGHTING INC·Filed 2004·Granted Feb 13, 2007·12 cites·17 claims
- 0756US7553042B2In-grade light fixtureHAGEN DOUGLAS W·Filed 2005·Granted Jun 30, 2009·2 cites·23 claims
- 0856USRE39084EAdjustable mount for sealed light systemsB K LIGHTING INC·Filed 2003·Granted May 2, 2006·7 cites·31 claims
- 0954US2008087357A1Pretreatment of aluminum surfacesBARNARD MICHAEL D·Filed 2007·Application pending·0 cites
- 1043USRE44196EAdjustable mount for sealed light systemsHAGEN DOUGLAS W·Filed 2004·Granted May 7, 2013·0 cites·30 claims
- 1142US2013088152A1Dimming apparatus for solid state lighting fixturesHAGEN DOUGLAS W·Filed 2012·Application pending·0 cites
- 1240US2005167005A1Pretreatment of aluminum surfacesSTAR FINISHES INC·Filed 2004·Application pending·0 cites
- 1336US2005248951A1Slip-resistant apparatus and methodHAGEN DOUGLAS W·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →