David M. Baker

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Mosinee, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Radiant heat pump
- Patent number 11,359,875
- Issue date Jun 14, 2022
- David M. Baker
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Vapor compression and expansion air conditioner
- Patent number 7,950,241
- Issue date May 31, 2011
- David M Baker
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
method and apparatus to convert low temperature thermal energy to e...
- Patent number 7,748,219
- Issue date Jul 6, 2010
- PDM Solar, Inc.
- David M. Baker
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Thermal Transformer
- Publication number 20120193912
- Publication date Aug 2, 2012
- PDM SOLAR INC.
- David M Baker
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
High Volume Pump having low hydrostatic head
- Publication number 20110280713
- Publication date Nov 17, 2011
- PDM SOLAR INC.
- David M. Baker
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Vapor Compression and Expansion Air Conditioner
- Publication number 20100005817
- Publication date Jan 14, 2010
- PDM SOLAR INC.
- David M. Baker
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Heat Concentrator Piston and Chamber
- Publication number 20090077961
- Publication date Mar 26, 2009
- David M. Baker
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES