Patents by Inventor Sang-Nyun Kim

Sang-Nyun 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).

  • Composition for preventing or treating periodontal diseases comprising extract from Achyranthis radix or Ulmus cortex
    Patent number: 6045800
    Abstract: The present invention provides a composition for preventing or treating periodontal diseases comprising an extract of Achyranthis radix, Ulmus cortex or a mixture thereof which inhibits the productions of superoxide, prostaglandin, and interleukin (IL-1.beta.) which are inducers for periodontal diseases and inhibits the enzyme activity of collagenase which decomposes collagen protein which is a substrate for the periodontal tissues, and at the same time promotes collagen protein synthesis, thereby treating periodontal diseases efficiently.
    Type: Grant
    Filed: February 26, 1998
    Date of Patent: April 4, 2000
    Assignee: LG Chemical Ltd.
    Inventors: Moon Moo Kim, Sang Nyun Kim, Jae Kyun Seok, Kyung Chul Choi