Patents by Inventor Chuang T. Chun

Chuang T. Chun 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).

  • Structure of lamp socket
    Patent number: 5526250
    Abstract: An improved structure of lamp socket in which the socket body consists of two hinged symmetrical halves retained in shape by a hoop; the positive contact metal plate is made of L-shaped configuration mounted in the top of the socket body on the inside and supported between two inside flanges; the negative contact metal plate is a flat plate vertically laterally disposed inside the socket body and having the bottom end stopped at a receptacle inside the socket body.
    Type: Grant
    Filed: November 23, 1994
    Date of Patent: June 11, 1996
    Inventors: Cheng Y. Ting, Chuang T. Chun