Patents by Inventor Toyokazu Yokota

Toyokazu Yokota 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).

  • Publication number: 20100324312
    Abstract: A novel methylated catechin is provided which has stronger antiallergic activity than conventionally known methylated catechins such as epigallocatechin-3-O-(3-O-methyl)gallate and epigallocatechin-3-O-(4-O-methyl)gallate. The epigallocatechin-3-O-gallate derivative is represented by the chemical formula I: (wherein R1 to R6 are each a hydrogen atom or a methyl group, and at least three of R1 to R6 are methyl groups) or an isomer thereof.
    Type: Application
    Filed: January 21, 2008
    Publication date: December 23, 2010
    Applicants: INCORPORATED ADMINSTRATIVE AGENCY NATIONAL AGRICULTURE AND FOOD RESEARCH ORGANIZATION, ASAHI BREWERIES, LTD.
    Inventors: Mari Yamamoto, Masanobu Kirita, Daiki Honma, Toyokazu Yokota