TREA

Randy E. Grenon

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  • Sudbury, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable raise climbing system
    • Patent number 8,172,499
    • Issue date May 8, 2012
    • J. S. Redpath Limited
    • Randy E. Grenon
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Portable raise climbing system
    • Patent number 8,021,098
    • Issue date Sep 20, 2011
    • J. S. Redpath Limited
    • Randy E. Grenon
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Side shift raise climbing system
    • Patent number 7,987,794
    • Issue date Aug 2, 2011
    • J. S. Redpath Limited
    • Randy E. Grenon
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    Portable Raise Climbing System
    • Publication number 20110308890
    • Publication date Dec 22, 2011
    • J.S. Redpath Limited
    • Randy E. Grenon
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    SIDE SHIFT RAISE CLIMBING SYSTEM
    • Publication number 20090071364
    • Publication date Mar 19, 2009
    • Randy E. Grenon
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    PORTABLE RAISE CLIMBING SYSTEM
    • Publication number 20080314692
    • Publication date Dec 25, 2008
    • Randy E. Grenon
    • B66 - HOISTING LIFTING HAULING