TREA

Joseph A.L. LeDoux

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  • Plantsville, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Molybdenum alloy elevator safety brakes
    • Patent number 6,371,261
    • Issue date Apr 16, 2002
    • Otis Elevator Company
    • Mark S. Thompson
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Carbon--carbon composite elevator safety brakes
    • Patent number 5,979,615
    • Issue date Nov 9, 1999
    • Otis Elevator Company
    • Mark S. Thompson
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Safety brake
    • Patent number 5,819,879
    • Issue date Oct 13, 1998
    • Otis Elevator Company
    • Michael C. Lang
    • B66 - HOISTING LIFTING HAULING