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Paul D. Keppel

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  • Mooresville, NC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Arcing electron stream apparatus and method
    • Patent number 7,534,401
    • Issue date May 19, 2009
    • Global Environmental Concepts, LLC
    • Paul D. Keppel
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Emission control device and method
    • Patent number 6,508,991
    • Issue date Jan 21, 2003
    • Global Environmental Concepts, LLC
    • Paul D. Keppel
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Arcing electron stream apparatus and method
    • Publication number 20050199408
    • Publication date Sep 15, 2005
    • Paul D. Keppel
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Emission control device and method
    • Publication number 20020157941
    • Publication date Oct 31, 2002
    • Paul D. Keppel
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Emission control device and method
    • Publication number 20020139660
    • Publication date Oct 3, 2002
    • GLOBAL ENVIRONMENTAL CONCEPTS LLC Corporation of NEVADA
    • Paul D. Keppel
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Emission control device and method
    • Publication number 20020139564
    • Publication date Oct 3, 2002
    • Paul D. Keppel
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL