Patents by Inventor Chen Ta-Hsien

Chen Ta-Hsien 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).

  • Patent number: 5312113
    Abstract: A video puzzle cube game includes a plurality of keys controlled to drive a program to show a hexahedron pattern, a menu and a field on a screen display, said hexahedron pattern having six sides, each side being divided into nine equal divisions, each division being divided into nine six blanks respectively filled with or for filling with either of six different unit squares alternatively given by said program through said field, by means of the control of said keys.
    Type: Grant
    Filed: November 24, 1992
    Date of Patent: May 17, 1994
    Inventors: Chen Ta-Hsien, Yang Hsiu-Yu