Patents by Inventor Kiyosei Ilo

Kiyosei Ilo 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).

  • NEW PIPERAZINE COMPOUND AND USE THEREOF AS A HCV POLYMERASE INHIBITOR
    Publication number: 20120107273
    Abstract: The present invention relates to a compound represented by the following formula [I] wherein each symbol is as defined in the specification, or a pharmaceutically acceptable salt thereof, or a solvate thereof and an anti-HCV agent and an HCV polymerase inhibitor containing this compound. The compound of the present invention shows an anti-HCV activity based on the HCV polymerase inhibitory activity, and useful as an agent for the prophylaxis or treatment of hepatitis C.
    Type: Application
    Filed: April 25, 2011
    Publication date: May 3, 2012
    Applicant: Japan Tobacco Inc.
    Inventors: Hiroyuki Abe, Masahiro Tanaka, Kazuyuki Sugimoto, Akira Suma, Masahiro Yokota, Makoto Shiozaki, Kiyosei Ilo, Kazuhito Ueyama, Dai Motoda, Toru Noguchi, Tsuyoshi Adachi, Junichiro Tsuruha, Satoki Doi