Patents by Inventor Katsuya Shimura

Katsuya Shimura 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).

  • Method for producing herbicide intermediate
    Patent number: 11753423
    Abstract: A method for producing methyldichlorophosphane, the method including: allowing methane and phosphorus trichloride to react in the presence of an additive using a metal compound, or a metal compound carried on a carrier, or both thereof.
    Type: Grant
    Filed: March 8, 2022
    Date of Patent: September 12, 2023
    Assignees: MMAG Co. Ltd, NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Hirotaka Nagata, Nobuto Minowa, Nozomu Nakanishi, Katsuya Shimura, Tadahiro Fujitani
  • Method for Producing Herbicide Intermediate
    Publication number: 20220194970
    Abstract: A method for producing methyldichlorophosphane, the method including: allowing methane and phosphorus trichloride to react in the presence of an additive using a metal compound, or a metal compound carried on a carrier, or both thereof.
    Type: Application
    Filed: March 8, 2022
    Publication date: June 23, 2022
    Inventors: Hirotaka Nagata, Nobuto Minowa, Nozomu Nakanishi, Katsuya Shimura, Tadahiro Fujitani
  • Method for producing herbicide intermediate
    Patent number: 11306110
    Abstract: A method for producing methyldichlorophosphane, the method including: allowing methane and phosphorus trichloride to react in the presence of an additive using a metal compound, or a metal compound carried on a carrier, or both thereof.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: April 19, 2022
    Assignees: MMAG Co., Ltd., National Institute of Advanced Industrial Science and Technology
    Inventors: Hirotaka Nagata, Nobuto Minowa, Nozomu Nakanishi, Katsuya Shimura, Tadahiro Fujitani
  • Method for Producing Herbicide Intermediate
    Publication number: 20200231612
    Abstract: A method for producing methyldichlorophosphane, the method including: allowing methane and phosphorus trichloride to react in the presence of an additive using a metal compound, or a metal compound carried on a carrier, or both thereof.
    Type: Application
    Filed: July 5, 2018
    Publication date: July 23, 2020
    Inventors: Hirotaka Nagata, Nobuto Minowa, Nozomu Nakanishi, Katsuya Shimura, Tadahiro Fujitani