David Johnson

Person

  • Stroud, GB

Patents Grantslast 30 patents

  • Information Patent Grant

    Detection systems and methods

    • Patent number 7,854,844
    • Issue date Dec 21, 2010
    • Pall Corporation
    • Martin John Hofmann
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Detection systems and methods

    • Patent number 7,195,709
    • Issue date Mar 27, 2007
    • Pall Corporation
    • Martin John Hofmann
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    DETECTION SYSTEMS AND METHODS

    • Publication number 20070138100
    • Publication date Jun 21, 2007
    • PALL CORPORATION
    • Martin John Hofmann
    • G01 - MEASURING TESTING
  • Information Patent Application

    Detection systems and methods

    • Publication number 20050055136
    • Publication date Mar 10, 2005
    • Martin John Hofmann
    • G01 - MEASURING TESTING