Patents by Inventor Shiro Sirakura

Shiro Sirakura 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).

  • Publication number: 20040110784
    Abstract: The present invention provides a therapeutic agent for bladder irritative symptoms associated with benign prostatic hyperplasia comprising, as an active ingredient, a tricyclic compound represented by formula (I): 1
    Type: Application
    Filed: September 22, 2003
    Publication date: June 10, 2004
    Inventors: Tsuyoshi Yamagata, Kaoru Atsuki, Tetsuji Ohno, Shiro Sirakura, Akira Karasawa