Patents by Inventor Tatsuo Setsuta

Tatsuo Setsuta 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).

  • Stable aqueous solutions of glucans and glucan derivatives capable of inhibiting sarcoma in mice
    Patent number: 4207312
    Abstract: The glucans and glucan derivatives which inhibit the growth of sarcoma 180 in mice are only sparingly soluble in water, and their aqueous solutions are unstable. In the presence of 0.1 to 1.0 g/dl water soluble dextran, hydroxyethyl starch, carboxymethyl cellulose, or polyethylene glycol, they form relatively concentrated and stable solutions, particularly in the presence of hexoses, pentoses or sugar alcohols having 5 or 6 carbon atoms.
    Type: Grant
    Filed: February 2, 1976
    Date of Patent: June 10, 1980
    Assignees: Ajinomoto Co. Ltd., Morishita Pharmaceuticals Co. Ltd.
    Inventors: Mitsuharu Fujii, Tatsuo Kuoka, Tatsuo Setsuta, Yutaka Iwao, Yasumi Yugari, Tsuyoshi Shiio, Takashi Yoshihama, Junji Hamuro