Patents by Inventor Seog Gwan Kim

Seog Gwan 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).

  • Frame structure for a cathode-ray tube
    Patent number: 5698938
    Abstract: A frame structure which can reduce the howling phenomena generated by the vibration of computer monitors or television sets. The frame structure is mounted within a cathode-ray tube and has a hollow rectangular shape within which a shadow mask can be inserted and fixed. Each corner of the frame is formed with a recessed step to increase the stiffness of the frame.
    Type: Grant
    Filed: March 19, 1996
    Date of Patent: December 16, 1997
    Assignee: LG Electronics, Inc.
    Inventors: Sung Dae Kim, Seog Gwan Kim, Jang Weon Seo, Bong Kyo Jeong