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Brendon Cook

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  • Calgary, CA
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Patents Applicationslast 30 patents

  • Information Patent Application

    HEADPHONE IMPROVEMENTS
    • Publication number 20120063619
    • Publication date Mar 15, 2012
    • James G. Hildebrandt
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    HEADPHONE IMPROVEMENTS
    • Publication number 20100246864
    • Publication date Sep 30, 2010
    • James G. Hildebrandt
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE