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Jason P. O'Brien

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  • Orange, AU
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY DRILL HEAD POSITION MEASUREMENT SYSTEM
    • Publication number 20140338975
    • Publication date Nov 20, 2014
    • Caterpillar Global Mining Equipment LLC
    • Ross L. Hoult
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DRILLING TOOL CHANGER APPARATUS
    • Publication number 20140083774
    • Publication date Mar 27, 2014
    • Caterpillar Global Mining Equipment LLC
    • Ross L. Hoult
    • E21 - EARTH DRILLING MINING