Patents by Inventor Yoko Yuumoto

Yoko Yuumoto 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).

  • Antagonists of endothelin receptors
    Patent number: 5703106
    Abstract: The present invention provides novel compounds having pharmacological properties represented by the general formula I ##STR1## processes for the manufacture, pharmaceutical compositions and the use of the compounds of formula I and salts thereof.
    Type: Grant
    Filed: September 25, 1996
    Date of Patent: December 30, 1997
    Assignee: Japat Ltd.
    Inventors: Thomas Fruh, Thomas Pitterna, Toshiki Murata, Lene D. Svensson, Yoko Yuumoto, Junichi Sakaki