Patents by Inventor Yuichi Sakamato

Yuichi Sakamato 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).

  • Nonionic powdery detergent composition
    Patent number: 5654265
    Abstract: A nonionic powdery detergent composition which is free from bleeding of a nonionic surfactant, does not exhibit any deterioration in its solubility even after the passage of time and has an excellent detergency against a fatty acid soil, which comprises 12 to 50% by weight of (a) a nonionic surfactant having a melting point of 40.degree. C. or below, 3 to 60% by weight of (b) a specified crystalline layer silicate, and 5 to 30% by weight of (c) a porous oil-absorbent carrier having an oil absorbability of 80 ml/100 g or more, and a process for producing the nonionic powdery detergent composition.
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: August 5, 1997
    Assignee: KAO Corporation
    Inventors: Mutsumi Kuroda, Yuichi Sakamato, Yoshinori Otani