Patents by Inventor Keiko Kuzuya

Keiko Kuzuya 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).

  • Assay utilizing hydrogen peroxide adduct
    Patent number: 5858645
    Abstract: Improvement in assays utilizing at least hydrogen peroxide for one analysis reagent is provided. The assay of the present invention employs a stable hydrogen peroxide adduct in dry state which has no adverse effects on the assay, and which has a high hydrogen peroxide-retaining ability. In the assay, an aqueous solution is added to an adduct in dry state of (a) at least one member selected from the group consisting of a carboxylic acid and a salt thereof, phosphoric acid and a salt thereof, and a sulfonic acid and a salt thereof, and (b) hydrogen peroxide to generate peroxide, and the thus generated peroxide is used for the analysis reagent.
    Type: Grant
    Filed: December 27, 1996
    Date of Patent: January 12, 1999
    Assignee: Mochida Pharmaceutical Co., Ltd.
    Inventors: Keiko Kuzuya, Tadakazu Yamauchi