Patents by Inventor Takashi Ishiyma

Takashi Ishiyma 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).

  • Pentacyclic compound
    Publication number: 20010041796
    Abstract: The present invention relates to a novel taxol derivative having an antitumor-activity which is represented by formula (1).
    Type: Application
    Filed: January 16, 2001
    Publication date: November 15, 2001
    Inventors: Hirofumi Terasawa, Tsunehiko Soga, Takashi Ishiyma