TREA

Christopher Ludwig

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  • Northborough, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vehicle loudspeaker module
    • Patent number 9,253,562
    • Issue date Feb 2, 2016
    • Bose Corporation
    • Christopher Ludwig
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Spare tire cover-mounted loudspeaker
    • Patent number 8,204,244
    • Issue date Jun 19, 2012
    • Bose Corporation
    • Christopher Ludwig
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Integrated vehicle audio system
    • Patent number 8,175,279
    • Issue date May 8, 2012
    • Bose Corporation
    • Nachiketa Tiwari
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle audio system including door-mounted components
    • Patent number 8,126,187
    • Issue date Feb 28, 2012
    • Bose Corporation
    • Christopher Ludwig
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Automobile audio system
    • Patent number 7,957,540
    • Issue date Jun 7, 2011
    • Bose Corporation
    • Christopher Ludwig
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Automobile audio system
    • Patent number 7,724,909
    • Issue date May 25, 2010
    • Michael W. Stark
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Automobile audio system
    • Patent number 7,483,539
    • Issue date Jan 27, 2009
    • Bose Corporation
    • Michael W. Stark
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Controlling fading and surround signal level
    • Patent number 7,305,097
    • Issue date Dec 4, 2007
    • Bose Corporation
    • Michael D. Rosen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Vehicle Loudspeaker Module
    • Publication number 20130259258
    • Publication date Oct 3, 2013
    • Christopher Ludwig
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Integrated Vehicle Audio System
    • Publication number 20100091997
    • Publication date Apr 15, 2010
    • Bose Corporation
    • Nachiketa Tiwari
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Spare Tire Cover-Mounted Loudspeaker
    • Publication number 20100074453
    • Publication date Mar 25, 2010
    • Christopher Ludwig
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Vehicle Audio System Including Door-Mounted Components
    • Publication number 20090110210
    • Publication date Apr 30, 2009
    • BOSE CORPORATION
    • Christopher Ludwig
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Automobile Audio System
    • Publication number 20080117038
    • Publication date May 22, 2008
    • BOSE CORPORATION
    • Michael W. Stark
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Automobile Audio System
    • Publication number 20080117070
    • Publication date May 22, 2008
    • BOSE CORPORATION
    • Christopher Ludwig
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Automobile audio system
    • Publication number 20050100174
    • Publication date May 12, 2005
    • Damian Howard
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Controlling fading and surround signal level
    • Publication number 20040161126
    • Publication date Aug 19, 2004
    • Michael D. Rosen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Automobile audio system
    • Publication number 20040091123
    • Publication date May 13, 2004
    • Michael W. Stark
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE