Patents by Inventor Tadamasa Ikeda

Tadamasa Ikeda 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).

  • Method of producing antibiotics suppositories
    Patent number: 4250169
    Abstract: A method of producing aminoglycoside antibiotics in the form of suppositories which comprises dispersing an aminoglycoside antibiotic substance or its non-toxic salts in an oleaginous or aqueous base to which at least a nonionic surface-active agent and/or an anionic surface active agent are added and forming said substances with said base into a pharmaceutically safe and effective suppository for using in living animals and humans, e.g. in infants.
    Type: Grant
    Filed: June 6, 1979
    Date of Patent: February 10, 1981
    Assignee: Meiji Seika Kaisha Ltd.
    Inventors: Kaoru Hosoi, Tadamasa Ikeda, Takemi Nakayoshi, Akira Okada