Patents by Inventor Kang ll Ko

Kang ll Ko 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).

  • Cosmetic composition comprising beta-fructosyl-L-ascorbic acid for skin whitening
    Patent number: 7932232
    Abstract: The present invention is related to novel cosmetic composition comprising beta-fructosyl-L-ascorbic acid derivatives produced by fructose conversion reaction using by ascorbic acidskin whitening cosmetic composition as an cream, skin, lotion, pack and the like.
    Type: Grant
    Filed: February 23, 2005
    Date of Patent: April 26, 2011
    Assignees: Bioland Ltd., Korea Research Institute of Bioscience & Biotechnology
    Inventors: Ki Ho Kim, Sang Ki Rhee, Chul Ho Kim, Kang ll Ko, Soo Nam Park, Sang Min Lee