Patents by Inventor Takuya Toramoto

Takuya Toramoto 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).

  • Fibrosis inhibitor
    Patent number: 8889693
    Abstract: The main object of the present invention is to provide a fibrosis inhibitor. The present invention relates to a fibrosis inhibitor containing the heterocyclic derivative represented by the following general formula (1) or a pharmaceutically acceptable salt thereof as an active ingredient: In the formula (1), R1 and R2 are the same or different and each represents an optionally substituted aryl; R3 and R4 are the same or different and each represents hydrogen atom or alkyl; R5 represents hydrogen atom, alkyl or halogen atom; Y represents N or N?O; A represents NR6, and R6 represents hydrogen atom, alkyl, etc.; D represents alkylene or alkenylene which is optionally substituted with hydroxy; E represents phenylene or a single bond; G represents O, S, etc.; and Q represents carboxy, alkoxycarbonyl, etc.
    Type: Grant
    Filed: April 10, 2014
    Date of Patent: November 18, 2014
    Assignee: Nippon Shinyaku Co., Ltd.
    Inventors: Koji Murakami, Takuya Toramoto
  • FIBROSIS INHIBITOR
    Publication number: 20140221397
    Abstract: [Object] The main object of the present invention is to provide a fibrosis inhibitor. [Solving Means] The present invention relates to a fibrosis inhibitor containing the heterocyclic derivative represented by the following general formula (1) or a pharmaceutically acceptable salt thereof as an active ingredient; In the formula (1), R1 and R2 are the same or different and each represents an optionally substituted aryl; R3 and R4 are the same or different and each represents hydrogen atom or alkyl; R5 represents hydrogen atom, alkyl or halogen atom; Y represents N or N?O; A represents NR6, and R6 represents hydrogen atom, alkyl, etc.; D represents alkylene or alkenylene which is optionally substituted with hydroxy; E represents phenylene or a single bond; G represents O, S, etc.; and Q represents carboxy, alkoxycarbonyl, etc.
    Type: Application
    Filed: April 10, 2014
    Publication date: August 7, 2014
    Applicant: Nippon Shinyaku Co., Ltd.
    Inventors: Koji MURAKAMI, Takuya TORAMOTO
  • Fibrosis inhibitor
    Patent number: 8729086
    Abstract: [Object] The main object of the present invention is to provide a fibrosis inhibitor. [Solving Means] The present invention relates to a fibrosis inhibitor containing the heterocyclic derivative represented by the following general formula (1) or a pharmaceutically acceptable salt thereof as an active ingredient; In the formula (1), R1 and R2 are the same or different and each represents an optionally substituted aryl; R3 and R4 are the same or different and each represents hydrogen atom or alkyl; R5 represents hydrogen atom, alkyl or halogen atom; Y represents N or N?O; A represents NR6, and R6 represents hydrogen atom, alkyl, etc.; D represents alkylene or alkenylene which is optionally substituted with hydroxy; E represents phenylene or a single bond; G represents O, S, etc.; and Q represents carboxy, alkoxycarbonyl, etc.
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: May 20, 2014
    Assignee: Nippon Shinyaku Co., Ltd.
    Inventors: Koji Murakami, Takuya Toramoto
  • FIBROSIS INHIBITOR
    Publication number: 20110015211
    Abstract: [Object] The main object of the present invention is to provide a fibrosis inhibitor. [Solving Means] The present invention relates to a fibrosis inhibitor containing the heterocyclic derivative represented by the following general formula (1) or a pharmaceutically acceptable salt thereof as an active ingredient; In the formula (1), R1 and R2 are the same or different and each represents an optionally substituted aryl; R3 and R4 are the same or different and each represents hydrogen atom or alkyl; R5 represents hydrogen atom, alkyl or halogen atom; Y represents N or N?O; A represents NR6, and R6 represents hydrogen atom, alkyl, etc.; D represents alkylene or alkenylene which is optionally substituted with hydroxy; E represents phenylene or a single bond; G represents O, S, etc.; and Q represents carboxy, alkoxycarbonyl, etc.
    Type: Application
    Filed: February 26, 2009
    Publication date: January 20, 2011
    Applicant: NIPPON SHINYAKU CO., LTD.
    Inventors: Koji Murakami, Takuya Toramoto
  • Fibrosis inhibitor
    Patent number: RE46364
    Abstract: [Object] The main object of the present invention is to provide a fibrosis inhibitor. [Solving Means] The present invention relates to a fibrosis inhibitor containing the heterocyclic derivative represented by the following general formula (1) or a pharmaceutically acceptable salt thereof as an active ingredient; In the formula (1), R1 and R2 are the same or different and each represents an optionally substituted aryl; R3 and R4 are the same or different and each represents hydrogen atom or alkyl; R5 represents hydrogen atom, alkyl or halogen atom; Y represents N or N?O; A represents NR6, and R6 represents hydrogen atom, alkyl, etc.; D represents alkylene or alkenylene which is optionally substituted with hydroxy; E represents phenylene or a single bond; G represents O, S, etc.; and Q represents carboxy, alkoxycarbonyl, etc.
    Type: Grant
    Filed: May 16, 2016
    Date of Patent: April 11, 2017
    Assignee: NIPPON SHINYAKU CO., LTD.
    Inventors: Koji Murakami, Takuya Toramoto