TREA

Nicholas Ryan Marchard

Follow

Person

  • Edmonton, CA
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Drive shaft assembly for a downhole motor
    • Patent number 9,404,527
    • Issue date Aug 2, 2016
    • National-Oilwell Varco, L.P.
    • Nicholas Ryan Marchard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...