Patents by Inventor Roger Chi-Wing Ngan

Roger Chi-Wing Ngan 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).

  • Display stand
    Patent number: 6499589
    Abstract: A display stand comprising a body formed by two shells and a platform plate for supporting to display an article. The plate has opposite sides, and the shells are pivotably connected to the plate. Each shell includes a pair of opposed walls to define an open hollow structure which embraces a respective opposite side of the plate and has a pair of first and second adjoining open flat sides extending at substantially 90° to each other. The shells are pivotable between a first position in which their first open sides are closed by the plate and a second position in which their second open sides are closed by the plate.
    Type: Grant
    Filed: May 11, 2001
    Date of Patent: December 31, 2002
    Assignee: May Cheong Toy Products Factory Limited
    Inventor: Roger Chi-Wing Ngan
  • Display box
    Patent number: D465107
    Type: Grant
    Filed: September 19, 2001
    Date of Patent: November 5, 2002
    Assignee: May Cheong Toy Products Factory Limited
    Inventor: Roger Chi-Wing Ngan