Patents by Inventor Seok-Soo Sheen

Seok-Soo Sheen 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).

  • High X-ray absorbing panel glass for cathode ray tubes
    Patent number: 6103649
    Abstract: A glass composition comprised of controlled amounts of BaO, SrO, ZnO and ZrO.sub.2, and alkali metal oxides has a high linear X-ray absorption coefficient of at least 34 cm.sup.-1 at a wavelength of 0.6 .ANG., satisfactory chromaticity and excellent resistance to devitrification, suitable for use as a panel glass of a cathode ray tube.
    Type: Grant
    Filed: June 29, 1999
    Date of Patent: August 15, 2000
    Assignee: Samsun Corning Co., Ltd.
    Inventors: Dong-Sang Kim, Chan-Jong Lee, Seok-Soo Sheen