Patents by Inventor Deng Chi Chang

Deng Chi Chang 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: 6684546
    Abstract: A printed decorating painting includes a box-like body having a thickness, and including a printing surface that is zero diopter processed and a frame portion surrounding the printing surface. The frame portion extends to a periphery of the box-like body. The frame portion includes multiple bright portions partially printed on the frame portion and the painting portion includes multiple shadow portions printed on the painting portion and each adjacent to a corresponding one of the bright portions of the frame portion to provide a three-dimensional vision sense between the painting portion and the frame portion.
    Type: Grant
    Filed: January 9, 2003
    Date of Patent: February 3, 2004
    Inventor: Deng Chi Chang