Patents by Inventor Hyeong-Bae Pyo

Hyeong-Bae Pyo 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).

  • 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
  • Ferulic ester derivative, 3,9-diferulylcoumestrol and cosmetic product containing same
    Publication number: 20020160028
    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: Application
    Filed: February 22, 2002
    Publication date: October 31, 2002
    Inventors: Hyeong-Bae Pyo, Chung-Woo Lee, Sung-Min Park, Young-Ho Cho, Jeong-Jae Lee, Jin-Hwa Kim