JH

John C. Hollick

Overall (All Time): #569,998 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9574783 Method and apparatus for two stage cooling of ambient air 2017-02-21
9334853 Transpired solar collector chimney tower Dogan Eryener 2016-05-10
9097241 Transpired solar collector chimney tower Dogan Eryener 2015-08-04
8827779 Method and apparatus for cooling ventilation air for a building 2014-09-09
7032588 Method and apparatus for preheating ventilation air for a building 2006-04-25
5935343 Combined solar collector and photovoltaic cells 1999-08-10
4934338 Method and apparatus for preheating ventilation air for a building Rolf Peter 1990-06-19
4899728 Method and apparatus for preheating ventilation air for a building Rolf Peter 1990-02-13
4774932 Method and apparatus for preheating ventilation air for a building 1988-10-04