Patents by Inventor Kai TAKIZAWA

Kai TAKIZAWA 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).

  • SULFONE DERIVATIVE PRODUCTION METHOD
    Publication number: 20240076292
    Abstract: The present invention provides an industrially desirable production method for a sulfone derivative that is useful as a herbicide, and an intermediate thereof.
    Type: Application
    Filed: December 22, 2021
    Publication date: March 7, 2024
    Applicant: KUMIAI CHEMICAL INDUSTRY CO., LTD.
    Inventors: Shinki TANI, Daisuke SHIKAMA, Kai TAKIZAWA