TREA

James E. Hermansdorfer

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  • Charlottesville, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Step data to synchro converter
    • Patent number 4,430,640
    • Issue date Feb 7, 1984
    • Sperry Corporation
    • James E. Hermansdorfer
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Synchro-to-step data converter
    • Patent number 4,401,932
    • Issue date Aug 30, 1983
    • Sperry Corporation
    • James E. Hermansdorfer
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Pulse modulated automatic light control
    • Patent number 4,202,014
    • Issue date May 6, 1980
    • Sperry Corporation
    • Lawrence H. Gilligan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Oscillating apparatus
    • Patent number 3,959,742
    • Issue date May 25, 1976
    • Sperry Rand Corporation
    • James E. Hermansdorfer
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Frequency operated switch
    • Patent number 3,943,382
    • Issue date Mar 9, 1976
    • Sperry Rand Corporation
    • James E. Hermansdorfer
    • H03 - BASIC ELECTRONIC CIRCUITRY