Patents by Inventor Hyun-Tak HAN

Hyun-Tak 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).

  • METHOD FOR PREPARING FERMENTED VEGETABLE OIL BY MEANS OF SKIN FLORA, AND COSMETIC COMPOSITION COMPRISING SAME
    Publication number: 20250152500
    Abstract: The present invention relates to a cosmetic composition in which lipid fermentation metabolites are produced by fermenting vegetable oil with skin flora, and a method for producing the same. According to the present invention, lipid fermentation metabolites similar to skin lipids can be produced by fermenting vegetable oil with skin flora. Further, thereby, the skin affinity and skin barrier-protecting effect of the fermented vegetable oil can be maximized.
    Type: Application
    Filed: September 14, 2022
    Publication date: May 15, 2025
    Inventors: Kwang Nyeon KIM, Hyun Tak HAN, Ju Hyun SON, Sa Rang CHO, Ju Yun KIM, Tae Hyun KIM, Sugyeong JEONG, Seok Kyun YUN, Yae Rin LEE, Seung Hyun KANG, Myeong Sam PARK
  • Cosmetic mask kit packed in biodegradable packaging material
    Patent number: 11000456
    Abstract: Disclosed is a cosmetic mask kit packed in a biodegradable packaging material, wherein the use of the mask kit of the present disclosure can be eco-friendly since the mask kit is designed as a 100% biodegradable product, and the mask kit of the present disclosure can significantly improve the satisfaction of a customer since a mask sheet can implement various feelings of use according to the preference of a user.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: May 11, 2021
    Assignee: GDK COSMETICS.CO., LTD.
    Inventors: Hyun-Tak Han, Eun-Ji Jang
  • COSMETIC MASK KIT PACKED IN BIODEGRADABLE PACKAGING MATERIAL
    Publication number: 20200397669
    Abstract: Disclosed is a cosmetic mask kit packed in a biodegradable packaging material, wherein the use of the mask kit of the present disclosure can be eco-friendly since the mask kit is designed as a 100% biodegradable product, and the mask kit of the present disclosure can significantly improve the satisfaction of a customer since a mask sheet can implement various feelings of use according to the preference of a user.
    Type: Application
    Filed: June 22, 2020
    Publication date: December 24, 2020
    Inventors: Hyun-Tak HAN, Eun-Ji JANG