Patents by Inventor Yu-Han Ko

Yu-Han 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).

  • PUMPING-TYPE COSMETIC CONTAINER
    Publication number: 20140103071
    Abstract: A pumping-type cosmetic container is characterized by an elastic discharging portion being formed on the top of a pumping member and opened by the pressure of contents of the container, and a sealing shaft being coupled to the elastic discharging portion such that sealing is enabled without the use of a separate check valve and air is prevented from entering into a bellows.
    Type: Application
    Filed: June 14, 2012
    Publication date: April 17, 2014
    Inventors: Min-Woo Park, Hak-Chan Kim, You-Seob Kim, Sung-Hwan Kim, Sung-Sin Kim, Yu-Han Ko, Seong-Ho Kim