Patents by Inventor Mituyoshi Yazaki

Mituyoshi Yazaki 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).

  • Granular detergent compositions and a process for producing same
    Patent number: 4129526
    Abstract: Granular detergent compositions with improved powder characteristics and good detergency are obtained by adjusting the proportion of an .alpha.-olefinsulfonate in anionic surfactants to 15-50% by weight, selecting the molar ratio of a silicate in terms of M.sub.2 O.xSiO.sub.2 wherein M stands for an alkali metal within the range of 2.5-3.6 and limiting the amount of an alkali metal sulfate to 4% or less in detergents containing builders comprising mainly silicates, carbonates and hydroxypolycarboxylates but being free of a polyphosphate.
    Type: Grant
    Filed: July 14, 1977
    Date of Patent: December 12, 1978
    Assignee: The Lion Fat & Oil Co., Ltd.
    Inventors: Toshiaki Ogoshi, Masayoshi Nakamura, Mituyoshi Yazaki