TREA

Joel L. Hoffner

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  • Bethlehem, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bar gauge plotting and display system
    • Patent number 4,139,890
    • Issue date Feb 13, 1979
    • Bethlehem Steel Corporation
    • Ronald W. Yerkes
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Electro-optical gaging system
    • Patent number 4,121,294
    • Issue date Oct 17, 1978
    • Bethlehem Steel Corporation
    • Tom L. Galanis
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Electro-optical gaging system having dual cameras on a scanner
    • Patent number 4,121,292
    • Issue date Oct 17, 1978
    • Bethlehem Steel Corporation
    • Tom L. Galanis
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Linearity correction system for electro-optical gage
    • Patent number 4,121,291
    • Issue date Oct 17, 1978
    • Bethlehem Steel Corporation
    • Joel L. Hoffner
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Recalibration system for electro-optical gage
    • Patent number 4,099,244
    • Issue date Jul 4, 1978
    • Bethlehem Steel Corporation
    • Tom L. Galanis
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...