TREA

Frank Frielingsdorf

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  • Port Jefferson, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Microphone mounting for a person's neck
    • Patent number 5,163,093
    • Issue date Nov 10, 1992
    • Stanton Magnetics, Inc.
    • Frank Frielingsdorf
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Bone conduction microphone with mounting means
    • Patent number 5,054,079
    • Issue date Oct 1, 1991
    • Stanton Magnetics, Inc.
    • Frank Frielingsdorf
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Phonograph cartridge
    • Patent number D278147
    • Issue date Mar 26, 1985
    • Pickering & Company, Inc.
    • John Kuykendall
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Collapsible headset
    • Patent number D266244
    • Issue date Sep 21, 1982
    • Pickering & Company, Inc.
    • Alan Hofer
    • D14 - Recording, communication, or information retrieval equipment