Patents by Inventor Dukryong Kim

Dukryong Kim 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).

  • Cathode ray tube having symmetrical anode potential
    Patent number: 5196764
    Abstract: A CRT wherein a pair of anode buttons are fixed in a symmetrical position on the outer surface of a funnel of the CRT and led through the funnel, to contact an inner conductive coating, thereby forming relatively symmetrical anode potential.
    Type: Grant
    Filed: July 8, 1991
    Date of Patent: March 23, 1993
    Assignee: Samsung Electron Devices Co., Ltd.
    Inventors: Dukryong Kim, Kyungwon Kim