Patents by Inventor Guangzhu Li

Guangzhu Li 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).

  • LAMINATE
    Publication number: 20220088910
    Abstract: A laminate including one or more layers of a layer consisting of a polyimide resin and a layer consisting of a polyamide resin, respectively, in which a puncture strength is 0.60 N/?m or more, and a retention rate of edge tear resistance measured at a bent portion after a bend test is 70% or more.
    Type: Application
    Filed: December 25, 2019
    Publication date: March 24, 2022
    Applicant: UNITIKA LTD.
    Inventors: Guangzhu Li, Toshihiro Ogino, Atsuko Noda