Patents by Inventor Chad Robert Stewart

Chad Robert Stewart 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).

  • Portable power supply for a mobile device
    Patent number: D674748
    Type: Grant
    Filed: May 3, 2012
    Date of Patent: January 22, 2013
    Inventors: Roman S. Ferber, Hing Wah Tsang, Paul Daniel Farrugia, John Liu, Chad Robert Stewart, Andrew Steven Juhasz, David William Riley
  • Speaker
    Patent number: D691587
    Type: Grant
    Filed: March 9, 2012
    Date of Patent: October 15, 2013
    Assignee: FKA Distributing Co., LLC
    Inventors: Roman S. Ferber, Hing Wah Tsang, Chad Robert Stewart
  • Speaker
    Patent number: D726152
    Type: Grant
    Filed: January 29, 2014
    Date of Patent: April 7, 2015
    Assignee: FKA Distributing Co., LLC
    Inventors: Roman S. Ferber, Hing Wah Tsang, Chad Robert Stewart