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Ralph W. Hughes, Jr.

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  • Martinez, GA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tap process for hard workpieces
    • Patent number 7,313,853
    • Issue date Jan 1, 2008
    • Kennametal Inc.
    • Ralph W. Hughes, Jr.
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tap process for hard workpieces
    • Patent number 7,305,747
    • Issue date Dec 11, 2007
    • Kennametal Inc.
    • Ralph W. Hughes, Jr.
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tap process for hard workpieces
    • Patent number 7,293,338
    • Issue date Nov 13, 2007
    • Kennametal Inc.
    • Ralph W. Hughes, Jr.
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tap process for hard workpieces
    • Patent number 7,281,307
    • Issue date Oct 16, 2007
    • Kennametal Inc.
    • Ralph W. Hughes, Jr.
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tap process for hard workpieces
    • Patent number 7,143,490
    • Issue date Dec 5, 2006
    • Kennametal Inc.
    • Ralph W. Hughes, Jr.
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR