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Leon Keith Ernst

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  • Drvmmoyne, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Membrane filtration manifold system
    • Patent number 7,264,716
    • Issue date Sep 4, 2007
    • Siemens Water Technologies Corp.
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Manifold header
    • Patent number D478913
    • Issue date Aug 26, 2003
    • USF Filtration and Separations Group, Inc.
    • Warren Thomas Johnson
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Manifold header cap
    • Patent number D462699
    • Issue date Sep 10, 2002
    • USF Filtration and Separations Group, Inc.
    • Warren Thomas Johnson
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

  • Information Patent Application

    Membrane filtration manifold system
    • Publication number 20040238431
    • Publication date Dec 2, 2004
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Membrane filtration manifold system
    • Publication number 20020148767
    • Publication date Oct 17, 2002
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL