Patents by Inventor Sung-Tien Lu

Sung-Tien Lu 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: 6227363
    Abstract: An individual CD file having two a first shell and a second shell hinged together, wherein the first shell has a split hub at the center, a keeper disposed around the hub for holding a CD, an annular recess disposed around the keeper corresponding to the size of a CD, a bearing flange disposed around the inner diameter of the annular recess for supporting the loaded CD, and a peripheral flange disposed around the outer diameter of the annular recess for keeping the loaded CD in place; the second shell has a socket at the center for receiving the hub of the first shell to hold the two shells in a closed position, an annular recess disposed around the socket corresponding to the annular recess in the first shell, a bearing flange disposed around the inner diameter of the annular recess for supporting the CD being fastened to the keeper of the first shell, and a peripheral flange disposed around the outer diameter of the annular recess of the second shell.
    Type: Grant
    Filed: March 8, 2000
    Date of Patent: May 8, 2001
    Assignee: Chin Ta Industrial Co., Ltd.
    Inventor: Sung-Tien Lu