Patents by Inventor Ching-Shun Wu

Ching-Shun Wu 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).

  • Baking method for use with liquid or powder varnishing furnace
    Patent number: 4863375
    Abstract: This invention relates to a method of using a liquid or powder varnishing furnace utilizing near-ultrared bulbs to form high temperature regions and low temperature regions which are alternatively disposed and spaced apart by a fixed distance to heat a cleaned and painted workpiece, whereby the workpiece is dried rapidly and paint sprayed onto the workpiece firmly adheres thereto.
    Type: Grant
    Filed: May 2, 1988
    Date of Patent: September 5, 1989
    Inventor: Ching-Shun Wu