DK

Douglas E. Keiter

CR Cree: 6 patents #211 of 639Top 35%
SU Sunpower: 5 patents #129 of 453Top 30%
IL Ideal Industries Lighting: 3 patents #59 of 178Top 35%
Overall (All Time): #341,562 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11635197 LED luminaire having enhanced thermal management Andrew Dan Bendtsen, Kurt S. Wilcox, Boris Karpichev, John Roberts, David P. Goelz +1 more 2023-04-25
11231170 LED luminaire having enhanced thermal management Andrew Dan Bendtsen, Kurt S. Wilcox, Boris Karpichev, John Roberts, David P. Goelz +1 more 2022-01-25
10724728 LED luminaire having enhanced thermal management Andrew Dan Bendtsen, Kurt S. Wilcox, Boris Karpichev, John Roberts, David P. Goelz +1 more 2020-07-28
10271390 Solid-state lighting fixture with compound semiconductor driver circuitry Yuequan Hu, Nicholas W. Medendorp, Jr. 2019-04-23
10234127 LED luminaire having enhanced thermal management Andrew Dan Bendtsen, Kurt S. Wilcox, Boris Karpichev, John Roberts, David P. Goelz +1 more 2019-03-19
10203103 LED luminaire having enhanced thermal management Andrew Dan Bendtsen, Kurt S. Wilcox, Boris Karpichev, John W. Durkee, John Roberts +2 more 2019-02-12
D812805 Lighting apparatus Andrew Dan Bendtsen, Kurt S. Wilcox, Boris Karpichev, John Roberts, David P. Goelz +1 more 2018-03-13
9844107 High efficiency driver circuitry for a solid state lighting fixture Yuequan Hu, Nicholas W. Medendorp, Jr. 2017-12-12
9288863 Lighting apparatus and methods using reconfigurable dimming mapping Michael B. Gilliom, Danwei Liu, Michael M. Walters 2016-03-15
7633173 Electronic controller matching engine power to alternator power and maintaining engine frequency for a free-piston stirling engine driving a linear alternator Ezekiel S. Holliday 2009-12-15
7453241 Electronic controller matching engine power to alternator power and maintaining engine frequency for a free-piston stirling engine driving a linear alternator Ezekiel S. Holliday 2008-11-18
7266947 Temperature control for free-piston cryocooler with gas bearings Ezekiel S. Holliday 2007-09-11
6536326 Control system and method for preventing destructive collisions in free piston machines Reuven Unger, Nicholas van der Walt 2003-03-25
6199381 DC centering of free piston machine Reuven Unger 2001-03-13