DK

Douglas Kiesewetter

BT Brightleaf Technologies: 5 patents #1 of 7Top 15%
Overall (All Time): #993,219 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9847750 Coaxial drive tracking system for use with photovoltaic systems James P. Crimmins, Peter S. Young 2017-12-19
9692352 Solar collector and conversion array James E. Vander Mey, Shane Mark Duckworth 2017-06-27
9231142 Non-parabolic solar concentration to an area of controlled flux density conversion system and method James E. Vander Mey, Shane Mark Duckworth 2016-01-05
9224898 Coaxial drive tracking system for use with photovoltaic systems James P. Crimmins, Peter S. Young 2015-12-29
9074795 Solar collector and conversion array James E. Vander Mey, Shane Mark Duckworth 2015-07-07