Patents by Inventor Azuma Kawazoe

Azuma Kawazoe 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).

  • Aqueous deodorants and deodorizing methods
    Patent number: 4909986
    Abstract: A deodorant comprising as essential components [I] a water-soluble organic polymer having a number average molecular weight of at least 100,000 and containing at least one group selected from the class consisting of a carboxyl group and its ammonium salt, ammonium/alkali metal mixed salts and alkanolamine salts; sulfoalkyl groups, a sulfonic acid group, a phosphoric acid group, and a phosphonic acid group and their alkali metal salts, ammonium salts, alkanolamine salts and alkali metal/ammonium/alkanolamine mixed salts; and cationic groups, and/or a quaternary ammonium compound of the polymer, and [II] an aqueous medium.
    Type: Grant
    Filed: July 21, 1986
    Date of Patent: March 20, 1990
    Assignee: Dainippon Ink
    Inventors: Nobuo Kobayashi, Azuma Kawazoe