Patents by Inventor Katsuya MATSUYOSHI

Katsuya MATSUYOSHI 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).

  • RUBBER MODIFIER FOR TIRE AND RUBBER COMPOSITION FOR TIRE
    Publication number: 20230211634
    Abstract: A rubber modifier for a tire includes rosins and/or terpenes and at least one kind of nitrogen-containing compound selected from the group consisting of a nitrogen-containing heterocyclic compound, a tertiary amine compound, and an amino alcohol.
    Type: Application
    Filed: May 13, 2021
    Publication date: July 6, 2023
    Applicant: Harima Chemicals, lncorporated
    Inventors: Takeshi OGI, Katsuya MATSUYOSHI, Takashi ARAMAKI, Kota NOMURA, Aki NAKATSU
  • 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
  • RUBBER MODIFIER FOR TIRES
    Publication number: 20200231815
    Abstract: A rubber modifier for tires for modifying a rubber for tires contains rosins, and a styrene-(meth)acryl copolymer that is a polymer of a monomer component containing a styrene monomer and a (meth)acryl monomer.
    Type: Application
    Filed: July 19, 2018
    Publication date: July 23, 2020
    Applicant: Harima Chemicals, Incorporated
    Inventors: Katsuya MATSUYOSHI, Hiroki ABE, Lin ZHOU