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John W. Zienkiewicz

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  • North Tonawanda, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Automatic sealant application apparatus and method
    • Patent number 5,647,111
    • Issue date Jul 15, 1997
    • Gemcor Engineering Corp.
    • John W. Zienkiewicz
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coldworking tool automation
    • Patent number 5,613,395
    • Issue date Mar 25, 1997
    • Gemcor Engineering Corp.
    • John W. Zienkiewicz
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole probe method
    • Patent number 5,535,498
    • Issue date Jul 16, 1996
    • Gemcor Engineering Corp.
    • Bradley M. Roberts
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole probe apparatus
    • Patent number 5,329,691
    • Issue date Jul 19, 1994
    • Gemcor Engineering Corporation
    • Bradley M. Roberts
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR