Patents by Inventor Rie Utsugi

Rie Utsugi 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).

  • Method for measuring cholesterol in high-density lipoprotein
    Patent number: 9670525
    Abstract: Provided is a method for measuring cholesterol in high-density lipoprotein (HDL) simply and accurately. A method for measuring cholesterol in high-density lipoprotein in a specimen, comprising reacting the specimen with i) a cholesterol ester hydrolase and a cholesterol oxidase, or ii) a cholesterol ester hydrolase, an oxidized coenzyme, and a cholesterol dehydrogenase, in an aqueous medium comprising at least one substance selected from the group consisting of pyridinium salts and quaternary ammonium salts each having a specific structure, and a polyanion to form hydrogen peroxide or reduced coenzyme and measuring the formed hydrogen peroxide or reduced coenzyme.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: June 6, 2017
    Assignee: KYOWA MEDEX CO., LTD.
    Inventors: Rie Utsugi, Yuki Katayama
  • METHOD FOR MEASURING CHOLESTEROL IN HIGH-DENSITY LIPOPROTEIN
    Publication number: 20150232914
    Abstract: Provided is a method for measuring cholesterol in high-density lipoprotein (HDL) simply and accurately. A method for measuring cholesterol in high-density lipoprotein in a specimen, comprising reacting the specimen with i) a cholesterol ester hydrolase and a cholesterol oxidase, or ii) a cholesterol ester hydrolase, an oxidized coenzyme, and a cholesterol dehydrogenase, in an aqueous medium comprising at least one substance selected from the group consisting of pyridinium salts and quaternary ammonium salts each having a specific structure, and a polyanion to form hydrogen peroxide or reduced coenzyme and measuring the formed hydrogen peroxide or reduced coenzyme.
    Type: Application
    Filed: August 30, 2013
    Publication date: August 20, 2015
    Inventors: Rie Utsugi, Yuki Katayama