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Andreas PFEFFER

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  • Regensburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Loudspeaker
    • Patent number 12,250,531
    • Issue date Mar 11, 2025
    • Harman Becker Automotive Systems GmbH
    • Andreas Helmut Pfeffer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Opposing loudspeaker arrangement
    • Patent number 11,218,797
    • Issue date Jan 4, 2022
    • Harman Becker Automotive Systems GmbH
    • Joerg Prokisch
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker assembly for a vehicle
    • Patent number 10,848,861
    • Issue date Nov 24, 2020
    • Harman Becker Automotive Systems GmbH
    • Joerg Prokisch
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Externally coupled loudspeaker system for a vehicle
    • Patent number 10,235,985
    • Issue date Mar 19, 2019
    • Harman Becker Automotive Systems GmbH
    • Markus Christoph
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    SPEAKER WITH BATCHED CONES
    • Publication number 20250024182
    • Publication date Jan 16, 2025
    • Harman Becker Automotive Systems GmbH
    • Michael Schuster
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20230217156
    • Publication date Jul 6, 2023
    • Harman Becker Automotive Systems GmbH
    • Xipeng Ye
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20230188898
    • Publication date Jun 15, 2023
    • Harman Becker Automotive Systems GmbH
    • Andreas Helmut Pfeffer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20230097602
    • Publication date Mar 30, 2023
    • Harman Becker Automotive Systems GmbH
    • Andreas Helmut PFEFFER
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER ASSEMBLY FOR A VEHICLE
    • Publication number 20200336825
    • Publication date Oct 22, 2020
    • Harman Becker Automotive Systems GmbH
    • Joerg PROKISCH
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LOUDSPEAKER ARRANGEMENT
    • Publication number 20200329301
    • Publication date Oct 15, 2020
    • Harman Becker Automotive Systems GmbH
    • Joerg Prokisch
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    EXTERNALLY COUPLED LOUDSPEAKER SYSTEM
    • Publication number 20170186416
    • Publication date Jun 29, 2017
    • Harman Becker Automotive Systems GmbH
    • Markus CHRISTOPH
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS