Inventor
PARRELLA SR MICHAEL J
US4 patents
⚠️ This page may combine multiple inventors who share the name “PARRELLA SR MICHAEL J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GTHERM INC
3 patentsUS9574551B2Feb 21, 2017
Power tower—system and method of using air flow generated by geothermal generated heat to drive turbines generators for the generation of electricity
GTHERM INC76 citations91
US9091460B2Jul 28, 2015
System and a method of operating a plurality of geothermal heat extraction borehole wells
GTHERM INC18 citations79
US9512677B2Dec 6, 2016
System and method for creating lateral heat transfer appendages in a vertical well bore
GTHERM INC1 citations48