TREA

Roman Stumpner

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  • Munchen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sound transducer
    • Patent number 11,115,752
    • Issue date Sep 7, 2021
    • INSTITUT FÜR RUNDFUNKTECHNIK
    • Roman Stumpner
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    IMPROVED SOUND TRANSDUCER
    • Publication number 20200275195
    • Publication date Aug 27, 2020
    • INSTITUT FÜR RUNDFUNKTECHNIK
    • Roman STUMPNER
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICROPHONE ARRANGEMENT
    • Publication number 20190132673
    • Publication date May 2, 2019
    • Institut für Rundfunktechnik GmbH
    • Roman Stumpner
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE