TREA

Elmar Stein (né Schulze)

Follow

Person

  • Hannover, DE
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Headphones
    • Patent number 9,900,683
    • Issue date Feb 20, 2018
    • Sennheiser electronic GmbH & Co. KG
    • Elmar Stein (né Schulze)
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    HEADPHONES
    • Publication number 20160286320
    • Publication date Sep 29, 2016
    • Sennheiser electronic GmbH & Co., KG
    • Elmar Stein (né Schulze)
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE