Patents by Inventor Yingfeng Shen

Yingfeng Shen 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 producing high tensile strength nanofiber yarn
    Patent number: 10435819
    Abstract: The present invention relates to a process for producing high tensile strength nanofiber yarn by wet-extrusion on a slippery surface. In particular, the present invention discloses a method wherein individual nanocellulose fibers are aligned by high speed in-nozzle-alignment and on-surface-alignment, which comprise controlling the fiber width on a moving slippery surface.
    Type: Grant
    Filed: December 23, 2015
    Date of Patent: October 8, 2019
    Assignee: Spinnova Oy
    Inventors: Yingfeng Shen, Ali Harlin, Juha Salmela
  • Method for producing high tensile strength nanofiber yarn
    Publication number: 20170356102
    Abstract: The present invention relates to a process for producing high tensile strength nanofiber yarn by wet-extrusion on a slippery surface. In particular, the present invention discloses a method wherein individual nanocellulose fibers are aligned by high speed in-nozzle-alignment and on-surface-alignment, which comprise controlling the fiber width on a moving slippery surface.
    Type: Application
    Filed: December 23, 2015
    Publication date: December 14, 2017
    Applicant: Spinnova Oy
    Inventors: Yingfeng Shen, Ali Harlin, Juha Salmela