Patents by Inventor Shoko DOI

Shoko DOI 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).

  • ADDITIVE FOR DAMPING POLYMER
    Publication number: 20230167302
    Abstract: An additive for a damping polymer includes a reaction product of rosins (A) and an oxyalkylene compound (B) capable of reacting with the rosins (A), in which the number of oxyalkylene units per molecule of the reaction product is 2 or more.
    Type: Application
    Filed: March 19, 2021
    Publication date: June 1, 2023
    Applicant: HARIMA CHEMICALS, INCORPORATED
    Inventors: Katsuya MATSUYOSHI, Shoko DOI