Patents by Inventor Yoko Ishizaka

Yoko Ishizaka 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 derivatives and adhesion molecule inhibitors comprising the same as active ingredient
    Publication number: 20060241132
    Abstract: Disclosed is the use of an adhesion molecule inhibitor that is effective in the prevention and treatment of inflammatory diseases caused by infiltration of leukocytes such as monocytes, lymphocytes and eosindphils, by inhibiting cell infiltration which mediates adhesion molecules, especially adhesion molecule VLA-4. Since the spiro acid derivatives according to the present invention are excellent in the effect of inhibiting cell adhesion via adhesion molecules, especially adhesion molecule VLA-4, they are useful as therapeutic drugs against various inflammatory diseases. For example, provided are the spiro derivative and the adhesion molecule inhibitor which includes as an active ingredient the spiro derivative as shown by the below formula (18).
    Type: Application
    Filed: March 19, 2003
    Publication date: October 26, 2006
    Applicant: Toray Industries, Inc. A Corporation of Japan
    Inventors: Takeshi Ishigaki, Koji Taniguchi, Aki Taniguchi, Mie Kainoh, Hiroyuki Meguro, Yoko Ishizaka