Patents by Inventor Yim Kin Kuo

Yim Kin Kuo 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).

  • Cold cathode energy saving lamp
    Patent number: D498313
    Type: Grant
    Filed: April 26, 2004
    Date of Patent: November 9, 2004
    Assignee: Super Trend Lighting Limited
    Inventor: Yim Kin Kuo