Patents by Inventor Gwo-Tzeng Yang

Gwo-Tzeng Yang 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).

  • Electroplating workpiece hanging bracket automatic exchanging device
    Patent number: 5277123
    Abstract: The movable track of the automatic exchanging device is moved outward by hydraulic cylinders, letting the hanging bracket thereon, which is carried from a preceding process cycle, to be moved onto the rail of the conveying system of a proximate process cycle, so that another hanging bracket, which is carried on the rail of said proximate process cycle, is moved onto the movable track for shifting to the rail of said preceding process cycle.
    Type: Grant
    Filed: January 5, 1993
    Date of Patent: January 11, 1994
    Inventor: Gwo-Tzeng Yang