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Fritz Eckhardt

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  • Herbrechtingen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric lamp
    • Patent number 6,260,986
    • Issue date Jul 17, 2001
    • Patent-Treuhand-Gesellschaft fuer elektrische Gluehlampen mbH
    • Peter Helbig
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vibration resistant lamp and base, and method of its manufacture
    • Patent number 5,270,610
    • Issue date Dec 14, 1993
    • Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
    • Walter Schoenherr
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electric lamp with cementless base
    • Patent number 5,229,683
    • Issue date Jul 20, 1993
    • Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
    • Fritz Eckhardt
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Cementless electric lamp - base combination
    • Patent number 5,010,272
    • Issue date Apr 23, 1991
    • Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
    • Fritz Eckhardt
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electric lamp bulb attachment arrangement
    • Patent number 4,795,939
    • Issue date Jan 3, 1989
    • Patent-Treuhand Gesellschaft fur elektrische Gluhlampen GmbH
    • Fritz Eckhardt
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Incandescent lamp-base assembly, particularly for an automotive-typ...
    • Patent number 4,609,977
    • Issue date Sep 2, 1986
    • Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
    • Fritz Eckhardt
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electric lamp
    • Patent number 4,489,252
    • Issue date Dec 18, 1984
    • Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
    • Fritz Eckhardt
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electric lamp with cementless attached base
    • Patent number 4,295,076
    • Issue date Oct 13, 1981
    • Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
    • Fritz Eckhardt
    • H01 - BASIC ELECTRIC ELEMENTS