Patents by Inventor Chung-fu Kao

Chung-fu Kao 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: 4627738
    Abstract: A watchcase and watchframe suitable for mating and unmating one with the other by the use of a sealing means suitable for slidably translating the case within the frame and providing a substantially contiguous fit of the case within the frame.
    Type: Grant
    Filed: January 28, 1985
    Date of Patent: December 9, 1986
    Inventor: Chung-fu Kao