Patents by Inventor Chin Kau Au

Chin Kau Au 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).

  • Plane
    Patent number: D559761
    Type: Grant
    Filed: February 8, 2007
    Date of Patent: January 15, 2008
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventor: Chin Kau Au
  • Plane
    Patent number: D559762
    Type: Grant
    Filed: February 8, 2007
    Date of Patent: January 15, 2008
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventor: Chin Kau Au
  • Plane
    Patent number: D583295
    Type: Grant
    Filed: February 8, 2007
    Date of Patent: December 23, 2008
    Assignee: Silverlit Toys Manufactory Ltd.
    Inventor: Chin Kau Au
  • Elevator of a plane
    Patent number: D610066
    Type: Grant
    Filed: May 30, 2007
    Date of Patent: February 16, 2010
    Assignee: Silverlit Toys Manufactory Ltd.
    Inventor: Chin Kau Au