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Lehr Precision, Inc.

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  • Cincinnati, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    ECM trepan of bars
    • Patent number 7,479,214
    • Issue date Jan 20, 2009
    • Lehr Precision, Inc.
    • Terry Lievestro
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Progressive cavity pump/motor stator, and apparatus and method to m...
    • Patent number 7,192,260
    • Issue date Mar 20, 2007
    • Lehr Precision, Inc.
    • Terry Lievestro
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fluted electrochemical machining
    • Patent number 6,413,407
    • Issue date Jul 2, 2002
    • Lehr Precision, Inc.
    • Norbert Anthony Bruns
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    ECM slave assembly
    • Patent number 5,310,468
    • Issue date May 10, 1994
    • Lehr Precision Inc.
    • Norbert A. Bruns
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Multi-cathode ECM apparatus, method, and product therefrom
    • Patent number 5,244,548
    • Issue date Sep 14, 1993
    • Lehr Precision Inc.
    • Norbert A. Bruns
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Four-axis ECM machine and method of operation
    • Patent number 5,149,405
    • Issue date Sep 22, 1992
    • Lehr Precision Inc.
    • Norbert A. Bruns
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents