TREA

Stefan Marten

Follow

Person

  • Gailhof, DE
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Handset or headset
    • Patent number 9,467,770
    • Issue date Oct 11, 2016
    • Sennheiser electronic GmbH & Co. KG
    • Christian Grone
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Headset
    • Patent number 9,002,025
    • Issue date Apr 7, 2015
    • Sennheiser electronic GmbH & Co. KG
    • Stefan Marten
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    In-ear headset and in-ear earphone
    • Patent number 8,111,857
    • Issue date Feb 7, 2012
    • Sennheiser electronic GmbH & Co. KG
    • Jan Peter Kuhtz
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electrodynamic acoustic transducer with magnetic gap sealing
    • Patent number 6,208,743
    • Issue date Mar 27, 2001
    • Sennheiser electronic GmbH & Co. KG
    • Stefan Marten
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Method for producing an acoustical damping unit for an electro-acou...
    • Publication number 20170257719
    • Publication date Sep 7, 2017
    • SENNHEISER ELECTRONIC GMBH & CO. KG
    • Stefan Marten
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Application

    Handset or Headset
    • Publication number 20150078570
    • Publication date Mar 19, 2015
    • SENNHEISER ELECTRONIC GMBH & CO. KG
    • Christian Grone
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    WIRELESS COMMUNICATIONS SYSTEM IN AN AIRPLANE
    • Publication number 20100210217
    • Publication date Aug 19, 2010
    • SENNHEISER ELECTRONIC GMBH & CO. KG
    • Stefan Marten
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    HEADSET
    • Publication number 20100158264
    • Publication date Jun 24, 2010
    • STEFAN MARTEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    HEADSET AND EARPHONE
    • Publication number 20100048135
    • Publication date Feb 25, 2010
    • SENNHEISER ELECTRONIC GMBH & CO. KG
    • Stefan Marten
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Headphone and headset
    • Publication number 20080310665
    • Publication date Dec 18, 2008
    • Jan Peter Kuhtz
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    In-Ear Headset and In-Ear Earphone
    • Publication number 20080226113
    • Publication date Sep 18, 2008
    • Jan Peter Kuhtz
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DEVICE FOR SOUND CONVERSION
    • Publication number 20030103641
    • Publication date Jun 5, 2003
    • STEFAN MARTEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE