Patents by Inventor Keisuke TOMAKI

Keisuke TOMAKI 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).

  • ALICYCLIC ALCOHOL, ALICYCLIC ALCOHOL COMPOSITION, AND PERFUME COMPOSITION
    Publication number: 20230391701
    Abstract: An alicyclic alcohol of Formula (1) and a fragrance composition including the same is described. An alicyclic alcohol composition containing an alicyclic alcohol of Formula (1) and an alicyclic alcohol of Formula (2), is also described, and this composition may also include an alicyclic alcohol of Formula (3). The alicyclic alcohol composition may comprise Formula (1) at a content of 85 mass % to 98 mass %.
    Type: Application
    Filed: October 19, 2021
    Publication date: December 7, 2023
    Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Keisuke TOMAKI, Shinyou SHIRAI
  • METHOD FOR PRODUCING AROMATIC AMINOMETHYL
    Publication number: 20230265042
    Abstract: A method for producing an aromatic aminomethyl, comprising hydrogenating an aromatic nitrile in an organic solvent comprising a polar organic solvent having a solubility parameter (SP value) of 9 or more in the presence of a quaternary ammonium compound, at least one metal hydroxide selected from the group consisting of an alkali metal hydroxide and an alkaline earth metal hydroxide, and a hydrogenation catalyst.
    Type: Application
    Filed: July 6, 2021
    Publication date: August 24, 2023
    Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Keisuke TOMAKI, Shinyou SHIRAI
  • METHOD FOR PRODUCING AROMATIC AMINOMETHYL
    Publication number: 20220251022
    Abstract: A method for producing an aromatic aminomethyl, comprising hydrogenating an aromatic nitrile in a mixed solvent comprising a hydrocarbon solvent and a polar organic solvent having a solubility parameter (SP value) of 10 or more in the presence of a quaternary ammonium compound and a hydrogenation catalyst.
    Type: Application
    Filed: July 22, 2020
    Publication date: August 11, 2022
    Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Keisuke TOMAKI, Shiori SHINAGAWA, Shinyou SHIRAI