Patents by Inventor Kazuo Nishii

Kazuo Nishii 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).

  • Dry granulating method and apparatus
    Patent number: 5124100
    Abstract: Uniform spherical granules are produced from powder raw material without utilizing an agglomerating liquid by repeatedly and alternately compacting a dry powder raw material within a granulating vessel to cohesively form agglomerates of the material and fluidizing the powder material within the vessel to break up and form the agglomerates gradually into a uniform spherical shape.
    Type: Grant
    Filed: November 7, 1990
    Date of Patent: June 23, 1992
    Assignee: Fuji Paudal Kabushiki Kaisha
    Inventors: Kazuo Nishii, Yoshihiro Itoh, Noboru Kawakami, Nobuharu Moriya