TREA

Douglass A. Demers

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  • Grantham, NH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Automated gas cutting system with auxiliary torch
    • Patent number 10,420,200
    • Issue date Sep 17, 2019
    • Victor Equipment Company
    • Roger Lambert
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tamper resistant pin connection
    • Patent number 6,773,304
    • Issue date Aug 10, 2004
    • Thermal Dynamics Corporation
    • Christopher J. Conway
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Plasma arc torch quick disconnect
    • Patent number 6,713,711
    • Issue date Mar 30, 2004
    • Thermal Dynamics Corporation
    • Christopher J. Conway
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    AUTOMATED GAS CUTTING SYSTEM WITH AUXILIARY TORCH
    • Publication number 20160023295
    • Publication date Jan 28, 2016
    • Victor Equipment Company
    • Roger Lambert
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Plasma arc torch quick disconnect
    • Publication number 20030100208
    • Publication date May 29, 2003
    • Christopher J. Conway
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Tamper resistant pin connection
    • Publication number 20030092318
    • Publication date May 15, 2003
    • Christopher J. Conway
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR