Patents by Inventor Chao C. Shih

Chao C. Shih 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).

  • Chair seat with a ventilation device
    Patent number: 5382075
    Abstract: A chair seat with a ventilation device, which is a cubic and gridiron-shaped structure. The chair seat includes a plurality of air guide plates, a slip-proof cover; the connector of one end of the ventilation hose office air-blowing trait is connected with the vent port of the slip-proof cover, while the other end connector is connected with the air outlet of the fan so as to direct an air stream to flow into the chair seat to circulate, and then a driver in the chair seat can feel cool and comfortable.
    Type: Grant
    Filed: October 19, 1993
    Date of Patent: January 17, 1995
    Assignee: Champion Freeze Drying Co., Ltd.
    Inventor: Chao C. Shih