TREA

David Wayne Cawthon

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  • Tomball, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic control of downhole tools
    • Patent number 10,487,602
    • Issue date Nov 26, 2019
    • Halliburton Energy Services, Inc.
    • John Gerard Evans
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    Hydraulic Control of Downhole Tools
    • Publication number 20180045003
    • Publication date Feb 15, 2018
    • Halliburton Energy Services, Inc.
    • John Gerard Evans
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SEAL ASSEMBLY FOR WELLBORE TOOL
    • Publication number 20160251905
    • Publication date Sep 1, 2016
    • Halliburton Energy Services, Inc.
    • Luk Servaes
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    ENCAPSULATED EXPLOSIVES FOR DRILLING WELLBORES
    • Publication number 20160032654
    • Publication date Feb 4, 2016
    • Halliburton Energy Services, Inc.
    • Kazi Rashid
    • E21 - EARTH DRILLING MINING