Patents by Inventor Hideki Igata

Hideki Igata 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).

  • JNK inhibitor
    Patent number: 7402595
    Abstract: A JNK inhibitor containing a compound having an isoquinolinone skeleton or a salt thereof, such as a compound represented by the formula wherein ring A and ring B are each an optionally substituted benzene ring, X is —O—, —N?, —NR3— or —CHR3—, R2 is an acyl group, an optionally esterified or thioesterified carboxyl group, an optionally substituted carbamoyl group or an optionally substituted amino group and the like, a broken line shows a single bond or a double bond, and R1 is a hydrogen atom, an optionally substituted hydrocarbon group, an optionally substituted heterocyclic group and the like, and the like.
    Type: Grant
    Filed: February 12, 2003
    Date of Patent: July 22, 2008
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Fumio Itoh, Hiroyuki Kimura, Hideki Igata, Tomohiro Kawamoto, Mitsuru Sasaki, Shuji Kitamura
  • Jnk inhibitor
    Publication number: 20050148624
    Abstract: A JNK inhibitor containing a compound having an isoquinolinone skeleton or a salt thereof, such as a compound represented by the formula wherein ring A and ring B are each an optionally substituted benzene ring, X is —O—, —N?, —NR3— or —CHR3—, R2 is an acyl group, an optionally esterified or thioesterified carboxyl group, an optionally substituted carbamoyl group or an optionally substituted amino group and the like, a broken line shows a single bond or a double bond, and R1 is a hydrogen atom, an optionally substituted hydrocarbon group, an optionally substituted heterocyclic group and the like, and the like.
    Type: Application
    Filed: February 12, 2003
    Publication date: July 7, 2005
    Inventors: Fumio Itoh, Hiroyuki Kimura, Hideki Igata, Tomohiro Kawamoto, Mitsuru Sasaki, Shuji Kitamura