Patents by Inventor Momoko Suzumeji

Momoko Suzumeji 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).

  • Nacreous pigment containing a dye and cosmetic composition comprising the same
    Patent number: 4952245
    Abstract: A nacreous pigment containing a dye comprising a nacreous pigment having an interference color which surface is coated with an insoluble salt of an acid dye and a basic aluminum salt is disclosed. A cosmetic composition comprising said nacreous pigment containing a dye is also disclosed. The nacreous pigment containing a dye has an excellent brightness, a high chroma, a wide variety of color, a high color concentration, and also possesses high safety and excellent stability.
    Type: Grant
    Filed: July 13, 1989
    Date of Patent: August 28, 1990
    Assignee: Kao Corporation
    Inventors: Kazuko Iwano, Momoko Suzumeji