Patents by Inventor Ryo Serizawa

Ryo Serizawa 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).

  • KAEMPFEROL AGLYCONE-CONTAINING EXTRACT
    Publication number: 20230321030
    Abstract: Provided is a means useful for enjoying the physiological action of kaempferol. A plant extract contains 1 mg/g or more of a kaempferol aglycone on a dry-weight basis.
    Type: Application
    Filed: August 24, 2021
    Publication date: October 12, 2023
    Applicant: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Yasutaka IKEDA, Tsubasa MIZOKAMI, Ryo SERIZAWA, Yasuhiro ABIRU, Naoto NORO
  • Method for quantitating leukocyte count in whole blood sample
    Patent number: 6599713
    Abstract: Disclosed is a method for determining a white blood cell count of a whole blood sample, which comprises: mixing a whole blood sample with a surfactant to thereby obtain a mixture; allowing the mixture to stand for a time sufficient to lyze the white blood cells contained in the whole blood sample and release intrinsic myeloperoxidase from the white blood cells; measuring the concentration of the released myeloperoxidase in the mixture; and determining the white blood cell count in the whole blood sample, based on the concentration of the released myeloperoxidase. Also disclosed is a method of the present invention, in which, in addition to a white blood cell count of a whole blood sample, the concentration of C-reactive protein contained in the same whole blood sample is measured.
    Type: Grant
    Filed: August 10, 2001
    Date of Patent: July 29, 2003
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Yoshihiro Hatanaka, Ryo Serizawa