Patents by Inventor Kazuko Hirose

Kazuko Hirose 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).

  • Composition for use in oral cavity
    Patent number: 5149521
    Abstract: A composition for use in the oral cavity comprising (A) an easily breakable granule, (B) menthol and/or a natural substance containing menthol, and (C) a flavoring component such as basil, laurel, lavender or a lactone. Although the composition contains an easily breakable granule, which causes a powdery sensation characteristic of compositions containing granules, the present composition exhibits a greatly reduced powdery feeling, and gives a pleasant feeling to users. The composition is particularly suitable as a dentifrice.
    Type: Grant
    Filed: August 28, 1991
    Date of Patent: September 22, 1992
    Assignee: Kao Corporation
    Inventors: Kazuko Hirose, Kouji Maeda, Kenichi Arai, Takeshi Inoue