Patents Assigned to Toshiba Pharmaceutical Co., Ltd.
  • Process for producing granule coated with tannic acid metal chelate compound
    Patent number: 4407863
    Abstract: A granule coated with a tannic acid metal chelate compound is produced by granulating granular cores by adding a tannic acid metal chelate compound under spraying a solution of a binder by a centrifugal fluidized granulating machine.
    Type: Grant
    Filed: December 31, 1981
    Date of Patent: October 4, 1983
    Assignees: Denki Kagaku Kogyo Kabushiki Kaisha, Toshiba Pharmaceutical Co., Ltd.
    Inventors: Tohru Yui, Hachiro Hirai, Ken Takamaru