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DAVID CZARNECKI

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  • SEATTLE, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Interactive piano training system
    • Patent number 9,836,992
    • Issue date Dec 5, 2017
    • McCarthy Music Corp.
    • Kevin Michael McCarthy
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    INTERACTIVE PIANO TRAINING SYSTEM
    • Publication number 20160284228
    • Publication date Sep 29, 2016
    • MCCARTHY MUSIC CORP.
    • Kevin Michael MCCARTHY
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    SYSTEM AND METHOD TO FIND LOST OBJECTS
    • Publication number 20150015442
    • Publication date Jan 15, 2015
    • AKKA, INC.
    • ANTHONY KOLB
    • G01 - MEASURING TESTING