Patents by Inventor Christopher J. Franck

Christopher J. Franck has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Cordless telephone base
    Patent number: D542784
    Type: Grant
    Filed: December 7, 2005
    Date of Patent: May 15, 2007
    Assignee: General Instrument Corporation
    Inventors: Christopher J. Franck, Jeffrey R. Beasley, Alina Butan