Patents by Inventor Wai Yu Chung

Wai Yu Chung 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).

  • Charm
    Patent number: D678109
    Type: Grant
    Filed: January 9, 2012
    Date of Patent: March 19, 2013
    Assignee: Research In Motion Limited
    Inventors: Alison Phillips, Caitlin Curran-Blaney, Wai Yu Chung
  • Electronic device flap folio
    Patent number: D690512
    Type: Grant
    Filed: February 24, 2012
    Date of Patent: October 1, 2013
    Assignee: BlackBerry Limited
    Inventors: Alison Phillips, Caitlin Curran-Blaney, Wai Yu Chung
  • Handheld electronic device
    Patent number: D717262
    Type: Grant
    Filed: January 24, 2013
    Date of Patent: November 11, 2014
    Assignee: BlackBerry Limited
    Inventors: Alison Phillips, Todd Andrew Wood, Wai Yu Chung