Patents by Inventor Tetsuya Shizaoki

Tetsuya Shizaoki 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).

  • Novel 3,15-dilower alkyl PGE.sub.2 derivatives
    Patent number: 4058665
    Abstract: 3,15-Dilower alkyl prostaglandin E.sub.2 derivatives and 3,15-dilower alkyl prostaglandin D.sub.2 derivatives are disclosed. These compounds have antigastric ulcer activity without undesirable side effects to intestinal organs.
    Type: Grant
    Filed: November 6, 1975
    Date of Patent: November 15, 1977
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Noriyoshi Inukai, Masuo Murakami, Hidenori Iwamoto, Isao Yanagisawa, Toshinari Tamura, Yoshio Ishii, Tetsuya Shizaoki, Kenichi Tomioka, Tokuichi Takagi