TREA

Carl W. Risen Jr.

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  • Louisville, KY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bit for cutting drywall
    • Patent number 6,758,639
    • Issue date Jul 6, 2004
    • Credo Technology Corporation
    • Carl W. Risen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Screw holding and driving device
    • Patent number 6,668,941
    • Issue date Dec 30, 2003
    • Credo Technology Corporation
    • Gregory A. Phillips
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Precision drill bits
    • Patent number 6,652,203
    • Issue date Nov 25, 2003
    • Credo Technology Corporation
    • Carl W. Risen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Bit for cutting drywall
    • Publication number 20030147711
    • Publication date Aug 7, 2003
    • Carl W. Risen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Screw holding and driving device
    • Publication number 20030098169
    • Publication date May 29, 2003
    • Gregory A. Phillips
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS