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William C. Gill

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  • Katy, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ball drop module
    • Patent number 8,789,602
    • Issue date Jul 29, 2014
    • Smith International, Inc.
    • William C. Gill
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    BALL DROP MODULE
    • Publication number 20110174505
    • Publication date Jul 21, 2011
    • Smith International, Inc.
    • William C. Gill
    • E21 - EARTH DRILLING MINING