Patents by Inventor Shyi-Tsae Chern

Shyi-Tsae Chern 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).

  • Workpiece handling mechanism of a C-N-C lathe machine
    Patent number: 5309368
    Abstract: The workpiece handling device includes a workpiece carrying arm and a workpiece support spaced from the lathe machine on which the workpiece carrying arm is pivotally provided. The workpiece carrying arm includes a gripping unit for holding the workpiece thereon. The workpiece carrying arm can turn within a 180 degree range.
    Type: Grant
    Filed: January 21, 1992
    Date of Patent: May 3, 1994
    Inventor: Shyi-Tsae Chern