Patents by Inventor Wataru HAMAJIMA

Wataru HAMAJIMA 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).

  • ISOBUTYRATE ESTER COMPOUND HAVING CARBONATE GROUP AT ALPHA-POSITION, AND FRAGRANCE COMPOSITION
    Publication number: 20220402857
    Abstract: A fragrance composition containing a compound represented by Formula (1) as an active ingredient: where in Formula (1), R1 represents a linear, branched, or cyclic alkyl group having from 1 to 4 carbon(s); and R2 represents a linear, branched, or cyclic alkyl group having from 1 to 6 carbon(s).
    Type: Application
    Filed: December 22, 2020
    Publication date: December 22, 2022
    Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Atsushi OKAMOTO, Kyoko HIRAOKA, Wataru HAMAJIMA, Umi YOKOBORI