Patents by Inventor Hsi-Chien Chang

Hsi-Chien 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: 6837368
    Abstract: A compact disc container comprises a shell body and a plurality of disc pockets disposed in a hollow interior of the shell body. The shell body is provided in a left side and a right side with accordion pleats. The disc pockets are formed of a nonwoven middle layer and two plastic film outer layers. The middle layer and the two outer layers are joined at adjoining left edges and right edges with an outer fusion line and an inner fusion line. Located between the outer fusion line and the inner fusion line of one of the two outer layer is a slit. The disc pockets are fastened with the left side and the right side of the shell body such manner that the slit is corresponding to a tip of the accordion pleats, and that the outer fusion line is joined with a face of the accordion pleats.
    Type: Grant
    Filed: August 15, 2003
    Date of Patent: January 4, 2005
    Inventor: Hsi-Chien Chang