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John A. Meyers

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  • New Iberia, LA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Percussion hammer bit retainer apparatus
    • Patent number 7,117,939
    • Issue date Oct 10, 2006
    • Gregory Dee Hawley
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Drill bit with large inserts
    • Patent number 6,918,455
    • Issue date Jul 19, 2005
    • Smith International
    • John Adam Meyers
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hammer bit retention tool
    • Patent number 5,065,827
    • Issue date Nov 19, 1991
    • Smith International, Inc.
    • John A. Meyers
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    HYBRID PLUG DRILL-OUT BIT
    • Publication number 20180291689
    • Publication date Oct 11, 2018
    • Epiroc Drilling Tools LLC
    • Jason Palmer
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DRILL BIT WITH LARGE INSERTS
    • Publication number 20010047890
    • Publication date Dec 6, 2001
    • JOHN ADAMS MEYERS
    • E21 - EARTH DRILLING MINING