TREA

Dennis M. Pumphrey

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  • Torrance, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tool changer method
    • Patent number 5,919,120
    • Issue date Jul 6, 1999
    • Excellon Automation, Co.
    • Dennis M. Pumphrey
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tool change apparatus
    • Patent number 5,716,310
    • Issue date Feb 10, 1998
    • Excellon Automation Company
    • Richard Polacek
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drilling method and apparatus using variable dwell times
    • Patent number 5,332,340
    • Issue date Jul 26, 1994
    • Excellon Automation
    • Dennis M. Pumphrey
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and apparatus for drill length compensation
    • Patent number 5,308,198
    • Issue date May 3, 1994
    • Dennis M. Pumphrey
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and apparatus for controlled penetration drilling
    • Patent number 5,139,376
    • Issue date Aug 18, 1992
    • Excellon Automation
    • Dennis M. Pumphrey
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR