Patents by Inventor Kuniyoshi Takenouchi

Kuniyoshi Takenouchi 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).

  • Process for improving granular detergents
    Patent number: 3989635
    Abstract: A process for improving the properties of granular detergents, that is, caking preventability, fluidity and particle hardness, which comprises spray-coating a coating agent [I] consisting of the silicates, sulfates, carbonates and hydroxides of alkali metals and a coating agent [II] consisting of polyvalent metal sulfates separately onto a granular detergent obtained by the conventional spray granulating method, tumbling granulating method, piston granulating method, pressure granulating method and the like, under a condition in which the granular detergent is in a fluid state; causing a reaction on the surface of the granular detergent particles; and forming thereon a coating film of a water-insoluble or poorly water-soluble substance.
    Type: Grant
    Filed: September 6, 1974
    Date of Patent: November 2, 1976
    Assignee: Lion Fat & Oil Co., Ltd.
    Inventors: Sadao Toyoda, Kuniyoshi Takenouchi, Norihiro Ohno, Noboru Hara
  • Method of manufacturing granular detergents
    Patent number: 3950275
    Abstract: A method of manufacturing a granular detergent by spray drying a slurry of cleaning materials, which comprises: wetting the surfaces of the granules of detergent formed by spray drying; coating the thus wetted surfaces with 0.02 - 4 parts by weight of powdery builders per 1 part by weight of the granules of detergent; and drying it thereafter.
    Type: Grant
    Filed: August 14, 1973
    Date of Patent: April 13, 1976
    Assignee: Lion Fat & Oil Co., Ltd.
    Inventors: Sadao Toyoda, Kuniyoshi Takenouchi, Noboru Hara, Fusao Kondo