TREA

Duncan Paul Shepherd

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  • Middlesex, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Downhole detection
    • Patent number 10,927,664
    • Issue date Feb 23, 2021
    • Welldata (Subsurface Surveillance Systems) Ltd.
    • Sydney Joseph Littleford
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    DOWNHOLE DETECTION
    • Publication number 20160115784
    • Publication date Apr 28, 2016
    • WELLDATA (SUBSURFACE SURVEILLANCE SYSTEMS) LTD.
    • Sydney Joseph Littleford
    • G01 - MEASURING TESTING