Inventor · disambiguated record
Keith Sterling Johnson
Also filed as: JOHNSON KEITH · JOHNSON KEITH S · JOHNSON KEITH STERLING
9 granted patents·6 pending applications·130 citations·filing 2001–2025
86Inventor score
Files withHEAT SOURCE ENERGY CORP6Charhut Daniel3UNITED CONVEYOR CORP2JOHNSON KEITH STERLING1PINNACLE ENGINES INC1
Top patents by PatentIndex Score
15 records- 0190US10323545B2Heat engines, systems for providing pressurized refrigerant, and related methodsHEAT SOURCE ENERGY CORP·Filed 2016·Granted Jun 18, 2019·40 cites·17 claims
- 0289US9745870B2Organic rankine cycle decompression heat engineHEAT SOURCE ENERGY CORP·Filed 2014·Granted Aug 29, 2017·49 cites·10 claims
- 0388US10400635B2Organic rankine cycle decompression heat engineHEAT SOURCE ENERGY CORP·Filed 2017·Granted Sep 3, 2019·40 cites·17 claims
- 0481US2025383084A1System And Mechanism For Bottom Ash Feed Regulation To A Low Capacity ConveyorUNITED CONVEYOR CORP·Filed 2025·Application pending·0 cites
- 0578US12467665B2Acclimatized liquid powered dual circuit heat pumpHEAT SOURCE ENERGY CORP·Filed 2025·Granted Nov 11, 2025·0 cites·20 claims
- 0672US12392487B2System and mechanism for bottom ash feed regulation to a low capacity conveyorUNITED CONVEYOR CORP·Filed 2022·Granted Aug 19, 2025·0 cites·4 claims
- 0772USRE49730EHeat engines, systems for providing pressurized refrigerant, and related methodsHEAT SOURCE ENERGY CORP·Filed 2016·Granted Nov 21, 2023·1 cites·19 claims
- 0871US11511216B2Clarifier rake configuration and system and method including the same for bottom ash handling related to flue gas desulfurizationCharhut Daniel·Filed 2021·Granted Nov 29, 2022·0 cites·4 claims
- 0971US10974175B2Clarifier rake configuration and system and method including the same for bottom ash handling related to flue gas desulfurizationCharhut Daniel·Filed 2019·Granted Apr 13, 2021·0 cites·4 claims
- 1060USRE50556EHeat engines, systems for providing pressurized refrigerant, and related methodsHEAT SOURCE ENERGY CORP·Filed 2016·Granted Aug 26, 2025·0 cites·35 claims
- 1153US2025183706A1Wireless automatic transfer switchingRENEWABLE SYSTEMS INNOVATIONS INC·Filed 2023·Application pending·0 cites
- 1245US2021002089A1System and mechanism for bottom ash feed regulation to a low capacity conveyorCharhut Daniel·Filed 2019·Application pending·0 cites
- 1341US2012006023A1Loop thermal energy systemJOHNSON KEITH STERLING·Filed 2011·Application pending·0 cites
- 1438US2021348553A1Method and system for hybrid opposed piston internal combustion engine with volume scheduling and ignition timing controlsPINNACLE ENGINES INC·Filed 2021·Application pending·0 cites
- 1527US2002071291A1DC-DC converterPOWER ONE AG·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →