Patents by Inventor Hiroki Tamakawa

Hiroki Tamakawa 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).

  • Carboxylic acid derivative containing thiazole ring and pharmaceutical use thereof
    Patent number: 8026370
    Abstract: According to the present invention, a compound represented by the following formula (I) having a superior PPAR? agonist action and concurrently showing a hypolipidemic action can be provided, and further, a compound useful as a synthetic intermediate for the compound can be provided.
    Type: Grant
    Filed: November 4, 2005
    Date of Patent: September 27, 2011
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Takashi Tozawa, Osamu Tsuruta, Hiroshi Kitajima, Yoshiyuki Aoki, Naoko Ando, Hiroki Tamakawa
  • Carboxylic Acid Derivative Containing Thiazole Ring and Pharmaceutical Use Thereof
    Publication number: 20080167307
    Abstract: According to the present invention, a compound represented by the following formula (I) having a superior PPAR? agonist action and concurrently showing a hypolipidemic action can be provided, and further, a compound useful as a synthetic intermediate for the compound can be provided.
    Type: Application
    Filed: November 4, 2005
    Publication date: July 10, 2008
    Applicant: Mitsubishi Phama Corporation
    Inventors: Takashi Tozawa, Osamu Tsuruta, Hiroshi Kitajima, Yoshiyuki Aoki, Naoko Ando, Hiroki Tamakawa
  • Insulin resistance improving agents
    Publication number: 20050032854
    Abstract: The present invention relates to a pharmaceutical agent superior in safety, which shows an excellent effect on insulin resistance improving action and the like for many patients suffering from diseases such as diabetes associated with insulin resistance and the like, and provides an insulin sensitizer, an impaired glucose tolerance improving agent, an agent for the prophylaxis or treatment of diabetes, hyperinsulinemia etc. and the like, which contain 2-ethoxy-1-[[2?-(5-oxo-2,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylic acid or a salt thereof.
    Type: Application
    Filed: December 2, 2002
    Publication date: February 10, 2005
    Inventors: Kiminori Kawahara, Haruto Nakagawa, Hiroki Tamakawa, Keiji Kusumoto, Fuminari Yamaguchi, Zen-ichi Terashita