Patents by Inventor Hsien Fang Chiou

Hsien Fang Chiou 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).

  • SQUARE HOLLOW FIBER
    Publication number: 20210238770
    Abstract: A hollow polymeric fiber includes: a tetragonal shape sectional area having four corner points and four edges. The four corner points form a square. All four edges are concave or straight. The fiber has a cross sectional area hollowness ranging from 12 to 25%. The fiber has a titer in a range of from 4 to 16 dtex.
    Type: Application
    Filed: January 29, 2021
    Publication date: August 5, 2021
    Inventors: Shih Wen Tseng, Michael Hess, Hsien Fang Chiou, Wie Ren Huang, Huan Hsiang Lin, Volker Roehring
  • IRREGULARLY SHAPED POLYMER FIBERS
    Publication number: 20210002801
    Abstract: A solid polymeric fiber includes: a six- to ten-fingered sectional area having fingers having central axes. The fingers are positioned unsymmetrically to each of the central axes, and/or the sectional area of the fiber has no rotational axis. In an embodiment, the six- to ten-fingered sectional area is a six-fingered sectional area.
    Type: Application
    Filed: June 30, 2020
    Publication date: January 7, 2021
    Inventors: Shih Wen Tseng, Michael Hess, Volker Roehring, Hsien Fang Chiou, Wie Ren Huang, Huan Hsiang Lin