Patents Assigned to Hanbul Cosmetics Co., Ltd.
  • Ferulic ester derivative, 3,9-diferulylcoumestrol and cosmetic product containing same
    Patent number: 6503941
    Abstract: The present invention relates to a skin cosmetic product containing 3,9-diferulylcoumestrol, especially to a skin cosmetic product containing a compound in which ferulylic acid is bonded to a coumestrol. The skin cosmetic product has several excellent effects for improving cosmetic disorders, such as anti-aging effect, whitening effect and hair-seeding effect.
    Type: Grant
    Filed: February 22, 2002
    Date of Patent: January 7, 2003
    Assignee: Hanbul Cosmetics Co., Ltd.
    Inventors: Hyeong-Bae Pyo, Chung-Woo Lee, Sung-Min Park, Young-Ho Cho, Jeong-Jae Lee, Jin-Hwa Kim