Patents by Inventor Yoko Takahashi

Yoko Takahashi 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).

  • Compound, frenolicin B which is useful as an antibiotic
    Patent number: 4199514
    Abstract: A novel compound frenolicin B of the formula: ##STR1## is prepared by cultivating a microorganism belonging to genus Streptomyces, e.g. Streptomyces roseofulvus AM-3867, in a culture medium and isolating the compound formed and accumulated in the medium from the cultured product. Said frenolicin B is useful as an antibiotic.
    Type: Grant
    Filed: January 25, 1979
    Date of Patent: April 22, 1980
    Assignee: The Kitasato Institute
    Inventors: Satoshi Omura, Yuzuru Iwai, Juichi Awaya, Yoko Takahashi, Ruiko Oiwa