Patents by Inventor Tomoya TSUJIMURA

Tomoya TSUJIMURA 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: 20220389159
    Abstract: The present application provides a polycarbonate resin including structural units (A) represented by general formula (1) and structural units (B) represented by general formula (4). (In general formula (1), R1, R2, R3, R4, R5, R6, R7, and R8 each independently represents a hydrogen atom, etc., and X represents —O—, etc.) (In general formula (4), Rz and Rx each independently represents a hydrogen atom or a C1-3 alkyl group, i represents an integer 3-10 and p represents an integer 5-600.
    Type: Application
    Filed: September 1, 2020
    Publication date: December 8, 2022
    Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Tomoya TSUJIMURA, Keisuke SHIMOKAWA, Takehiko ISOBE, Hidefumi HARADA