Patents by Inventor Raku Shinkyo

Raku Shinkyo 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).

  • Patent number: 10406126
    Abstract: The present invention provides a compound represented by formula (1): or pharmaceutically acceptable salt thereof, wherein X and Y are the same or different from each other and represent a hydrogen atom, a halogen atom, a C1-6 alkyl group, or a C1-6 alkoxy group, wherein the C1-6 alkoxy group may be substituted with a C1-6 alkoxy group, and Z and W are the same or different from each other and represent a hydrogen atom, a halogen atom, or a C1-6 alkyl group.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: September 10, 2019
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Keigo Tanaka, Tasuku Ishida, Masayuki Miyano, Raku Shinkyo
  • Publication number: 20190231720
    Abstract: The present invention provides a compound represented by formula (1): or pharmaceutically acceptable salt thereof, wherein X and Y are the same or different from each other and represent a hydrogen atom, a halogen atom, a C1-6 alkyl group, or a C1-6 alkoxy group, wherein the C1-6 alkoxy group may be substituted with a C1-6 alkoxy group, and Z and W are the same or different from each other and represent a hydrogen atom, a halogen atom, or a C1-6 alkyl group.
    Type: Application
    Filed: January 29, 2019
    Publication date: August 1, 2019
    Inventors: Keigo Tanaka, Tasuku Ishida, Masayuki Miyano, Raku Shinkyo
  • Publication number: 20120028284
    Abstract: A compound of formula (I) is useful to identify reactive metabolites.
    Type: Application
    Filed: April 16, 2010
    Publication date: February 2, 2012
    Applicant: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Raku Shinkyo, Tomomi Ishida