Patents by Inventor Chin-Tsaw Jwd

Chin-Tsaw Jwd 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).

  • Fan blade
    Patent number: 5348445
    Abstract: A fan blade for a ceiling fan is formed as an elongated laminated plate body which includes several layers of thin wooden plates that are bonded together. The laminated plate body has a top face which is formed with projecting strips and a bottom face which is formed with recessed strips that correspond to the projecting strips.
    Type: Grant
    Filed: December 8, 1993
    Date of Patent: September 20, 1994
    Assignee: Cheng-Chi Hung
    Inventor: Chin-Tsaw Jwd