TREA

Allan G. Mlodzikowski

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  • Muskego, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable, dual speaker element in-ear phone
    • Patent number 8,818,012
    • Issue date Aug 26, 2014
    • Koss Corporation
    • Michael J. Pelland
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Adjustable shape earphone
    • Patent number 8,340,338
    • Issue date Dec 25, 2012
    • Koss Corporation
    • Allan Mlodzikowski
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Adjustable, dual speaker element in-ear phone
    • Patent number 8,103,040
    • Issue date Jan 24, 2012
    • Koss Corporation
    • Michael J. Pelland
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Hands-free personal communication device
    • Patent number 7,428,429
    • Issue date Sep 23, 2008
    • SYNC1 LLC
    • Christopher C. Gantz
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Stereophone ear plug insert
    • Patent number D449592
    • Issue date Oct 23, 2001
    • Koss Corporation
    • Michael J. Koss
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Stereophone ear plug housing
    • Patent number D444141
    • Issue date Jun 26, 2001
    • Koss Corporation
    • Michael J. Koss
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Stereophone ear plug
    • Patent number D435036
    • Issue date Dec 12, 2000
    • Koss Corporation
    • Michael J. Koss
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Stereo headphones with plug, receptacle and securing plates
    • Patent number 5,109,424
    • Issue date Apr 28, 1992
    • Koss Corporation
    • Eugene M. Andre
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Infrared stereo speaker system
    • Patent number 4,899,388
    • Issue date Feb 6, 1990
    • Koss Corporation
    • Allan G. Mlodzikowski
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents