Patents by Inventor Yuka Sawama

Yuka Sawama 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).

  • Spiro Tetracyclic Compound
    Publication number: 20090170844
    Abstract: Disclosed is an anti-coagulant which has extremely excellent inhibitory effect on FXa and an extremely poor inhibitory effect on hERG channel, and can be administered through the oral route. Specifically, disclosed is a compound represented by the formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: May 23, 2007
    Publication date: July 2, 2009
    Inventors: Hidemitsu Nishida, Yuka Sawama