Patents by Inventor Jong-Beg Chun

Jong-Beg 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).

  • Superabrasive composition and superabrasive article comprising same for grinding CRT front panel
    Publication number: 20030114085
    Abstract: A grinding article, which has a grinding layer derived from a superabrasive composition comprising a mixture of diamond and cubic boron nitride (CBN) particles in a volume ratio of 8.5:1.5 to 9.5:0.5 and a substrate element assembled for securing the grinding layer by way of forming a three-dimensional bonding interface therewith provides excellent grinding efficiency when used in grinding a CRT front glass panel.
    Type: Application
    Filed: September 27, 2001
    Publication date: June 19, 2003
    Inventors: Sung-Kook Choi, Hyun-Myung Cho, Young-Mo Kang, Hun-Jin Lee, Jang-Soo Choi, Jong-Beg Chun, Han-Baik Lee, Kyoung-Jun Kim, Chan-Hae Hwang, Hyuck-Jae Jung