Patents by Inventor Kyu-beom Han

Kyu-beom Han 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).

  • Crosslinked amide derivatives of hyaluronic acid and manufacturing method thereof
    Patent number: 6903199
    Abstract: The present invention relates to water-insoluble, crosslinked amide derivatives of hyaluronic acid and manufacturing method thereof, where the amide derivatives of hyaluronic acid are characterized by crosslinking, of polymer or oligomer having two or more amine groups, with hyaluronic acid or its hyaluronate salts through amidation reaction. The water-insoluble, crosslinked amide derivatives of hyaluronic acid according to the present invention may be diversely used for prevention of adhesion after surgical operation, correction of facial wrinkles, dermal augmentation, tissue engineering, osteoarthritic viscosupplement etc.
    Type: Grant
    Filed: October 10, 2001
    Date of Patent: June 7, 2005
    Assignee: LG Life Sciences Ltd.
    Inventors: Tae-seok Moon, Jae-young Lee, Jin-hoon Kim, Kyu-beom Han