Patents by Inventor Takanao Matsudo

Takanao Matsudo 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).

  • Pharmaceutical preparation for prevention and/or treatment for cataract
    Patent number: 5698585
    Abstract: In order to prevent or treat cataract, present invention features 3(2H)-furanone derivatives having 3(2H)-furanone skeleton as a main structure and/or pharmaceutically acceptable salts thereof, pharmaceutical preparations containing the derivatives and/or the salts thereof, treatment methods of cataract, and their use. The 3(2H)-furanone derivatives have excellent effects for the prevention and/or treatment of cataract, for instance, senile cataract caused by oxidation disorder. Particularly, the pharmaceutical preparations have good effect for the prevention and/or treatment of cataract when they are administrated as ophtalmics.
    Type: Grant
    Filed: April 12, 1996
    Date of Patent: December 16, 1997
    Assignee: Kikkoman Corporation
    Inventors: Jun Yamakoshi, Tsutomu Sasaki, Hiroharu Ishikawa, Yukihiko Iwai, Takanao Matsudo, Kenji Mori, Mamoru Kikuchi