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JAMES HARDIN

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  • Greenwood, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Geothermal pipe system
    • Patent number 8,973,617
    • Issue date Mar 10, 2015
    • James Hardin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Geothermal heat exchanger
    • Patent number 8,511,368
    • Issue date Aug 20, 2013
    • James Hardin
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

  • Information Patent Application

    GEOTHERMAL PIPE SYSTEM
    • Publication number 20110232795
    • Publication date Sep 29, 2011
    • JAMES HARDIN
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    GEOTHERMAL HEAT EXCHANGER
    • Publication number 20080289795
    • Publication date Nov 27, 2008
    • James Hardin
    • F24 - HEATING RANGES VENTILATING