Patents by Inventor Seok Ku YEO

Seok Ku YEO 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).

  • Publication number: 20210363665
    Abstract: An artificial hair spinning nozzle includes a nozzle body having a spinning hole extending into the nozzle body. In a cross-sectional view, the spinning hole includes a core section formed at the center of the nozzle body, and three branch sections each formed to radially protrude in an arc shape from the core section at a predetermined angle. The arc shape is bent along one direction to form an outer contour of the spun artificial hair. The branch section includes a convex circular part protruding in a convex circular shape on the end side of the branch section, and a concave circular part recessed between adjacent branch sections in a concave circular sectional shape circumscribed to circles of the convex circular part and the core section.
    Type: Application
    Filed: October 26, 2020
    Publication date: November 25, 2021
    Inventors: Soo Woong KI, Seok Ku YEO, Young Ha KIM