Patents by Inventor Hiroshi Sugama

Hiroshi Sugama 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).

  • Publication number: 20230110122
    Abstract: The specification generally relates to compounds of Formula (I), and pharmaceutically acceptable salts thereof, where R1, R2A, R2B, R2C, R2D, W, X, Y, and Z have the meanings defined herein. Such compounds are useful in inhibiting NLRP3 inflammasome activity and may be useful as therapeutic agents. The specification also relates to the use of such compounds to treat or prevent diseases and conditions in which the NLRP3 inflammasome is implicated. The specification further relates to compositions comprising such compounds.
    Type: Application
    Filed: July 1, 2022
    Publication date: April 13, 2023
    Inventors: Lars Anders Mikael JOHANSSON, Giulia BERGONZINI, Henrik GRADÉN, Hiroshi SUGAMA, Takehiko MATSUMURA
  • Patent number: 10155731
    Abstract: The present invention provides a nitrogen-containing saturated heterocyclic compound of the formula [I]: wherein R1 is a cycloalkyl group and the like, R22 is an optionally substituted aryl and the like, R is a lower alkyl and the like, T is a carbonyl group, Z is —O— and the like, and R3 to R6 are the same or different and a hydrogen atom and the like; or a pharmaceutically acceptable salt, that is useful as a renin inhibitor.
    Type: Grant
    Filed: January 12, 2016
    Date of Patent: December 18, 2018
    Assignees: MITSUBISHI TANABE PHARMA CORPORATION, SHANGHAI PHARMACEUTICALS HOLDING CO., LTD.
    Inventors: Toru Iijima, Hiroshi Sugama, Takayuki Kawaguchi, Jingkang Shen, Guangxin Xia, Jianshu Xie, Miki Hirai
  • Patent number: 9556159
    Abstract: The present invention provides a nitrogen-containing saturated heterocyclic compound of the formula [I] which is useful as a renin inhibitor. wherein R1 is a cycloalkyl group or an alkyl, R22 is an optionally substituted aryl and the like, R is a lower alkyl group, R3, R4, R5 and R6 are the same or different, and are a hydrogen atom, an optionally substituted carbamoyl, an optionally substituted alkyl, or alkoxycarbonyl, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: January 31, 2017
    Assignees: Mitsubishi Tanabe Pharma Corporation, Shanghai Pharmaceuticals Holding Co., Ltd.
    Inventors: Toru Iijima, Yoichi Takahashi, Miki Hirai, Hiroshi Sugama, Yuko Togashi, Jingkang Shen, Guangxin Xia, Huixin Wan
  • Publication number: 20160145220
    Abstract: The present invention provides a nitrogen-containing saturated heterocyclic compound of the formula [I]: wherein R1 is a cycloalkyl group and the like, R22 is an optionally substituted aryl and the like, R is a lower alkyl and the like, T is a carbonyl group, Z is —O— and the like, and R3 to R6 are the same or different and a hydrogen atom and the like; or a pharmaceutically acceptable salt, that is useful as a renin inhibitor.
    Type: Application
    Filed: January 12, 2016
    Publication date: May 26, 2016
    Applicants: MITSUBISHI TANABE PHARMA CORPORATION, SHANGHAI PHARMACEUTICALS HOLDING CO., LTD.
    Inventors: Toru IIJIMA, Hiroshi SUGAMA, Takayuki KAWAGUCHI, Jingkang SHEN, Guangxin XIA, Jianshu XIE, Miki HIRAI
  • Patent number: 9278944
    Abstract: The present invention provides a nitrogen-containing saturated heterocyclic compound of the formula [I]: wherein R1 is a cycloalkyl group and the like, R22 is an optionally substituted aryl and the like, R is a lower alkyl and the like, T is a carbonyl group, Z is —O— and the like, and R3 to R6 are the same or different and a hydrogen atom and the like; or a pharmaceutically acceptable salt, that is useful as a renin inhibitor.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: March 8, 2016
    Assignees: MITSUBISHI TANABE PHARMA CORPORATION, SHANGHAI PHARMACEUTICALS HOLDING CO., LTD.
    Inventors: Toru Iijima, Hiroshi Sugama, Takayuki Kawaguchi, Jingkang Shen, Guangxin Xia, Jianshu Xie, Miki Hirai
  • Publication number: 20150232459
    Abstract: The present invention provides a nitrogen-containing saturated heterocyclic compound of the formula [I] which is useful as a renin inhibitor. wherein R1 is a cycloalkyl group or an alkyl, R22 is an optionally substituted aryl and the like, R is a lower alkyl group, R3, R4, R5 and R6 are the same or different, and are a hydrogen atom, an optionally substituted carbamoyl, an optionally substituted alkyl, or alkoxycarbonyl, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: September 13, 2013
    Publication date: August 20, 2015
    Applicants: Shanghai Pharmaceuticals Holding CO., LTD., MITSUBISHI TANABE PHARMA CORPORATION
    Inventors: Toru Iijima, Yoichi Takahashi, Miki Hirai, Hiroshi Sugama, Yuko Togashi, Jingkang Shen, Guangxin Xia, Huixin Wan
  • Patent number: 8975252
    Abstract: The present invention provides a morpholine derivative of the formula [I]; wherein R1 is a substituted alkyl group, an optionally substituted aryl group, an optionally substituted heterocyclo group, a cycloalkyl group or an alkyl group; R2 is a substituted alkyl group, an optionally substituted aryl group, an optionally substituted heterocyclo group, an optionally substituted alkylcarbonyl group, an optionally substituted arylcarbonyl group, an optionally substituted heterocyclo-substituted carbonyl group or a cycloalkylcarbonyl group; T is a methylene group or a carbonyl group; R3, R4, R5 and R6 are the same or different and a hydrogen atom, an optionally substituted carbamoyl group or an optionally substituted alkyl group; or pharmaceutically acceptable salts thereof. These compounds are useful as a renin inhibitor.
    Type: Grant
    Filed: June 16, 2008
    Date of Patent: March 10, 2015
    Assignees: Shanghai Pharmaceuticals Holding Co., Ltd., Mitsubishi Tanabe Pharma Corporation
    Inventors: Hidenori Akatsuka, Hiroshi Sugama, Nobumasa Awai, Takayuki Kawaguchi, Yoichi Takahashi, Toru Iijima, Jingkang Shen, Guangxin Xia, Jianshu Xie
  • Publication number: 20140011807
    Abstract: The present invention provides a nitrogen-containing saturated heterocyclic compound of the formula [I]: wherein R1 is a cycloalkyl group and the like, R22 is an optionally substituted aryl and the like, R is a lower alkyl and the like, T is a carbonyl group, Z is —O— and the like, and R3 to R6 are the same or different and a hydrogen atom and the like; or a pharmaceutically acceptable salt, that is useful as a renin inhibitor.
    Type: Application
    Filed: March 15, 2012
    Publication date: January 9, 2014
    Applicants: SHANGHAI PHARMACEUTICALS HOLDING CO., LTD., MITSUBISHI TANABE PHARMA CORPORATION
    Inventors: Toru Iijima, Hiroshi Sugama, Takayuki Kawaguchi, Jingkang Shen, Guangxin Xia, Jianshu Xie
  • Patent number: 8314247
    Abstract: A hydrazone derivative of formula [I]: wherein Ring A is aryl or heteroaryl, Ring T is heteroaryl or heterocycle, R1 and R2 are independently hydrogen atom, halogen atom, cycloalkylsulfonyl, etc., R3 and R4 combine each other together with the adjacent nitrogen atom to form substituted or unsubstituted heterocycle, R5 is hydrogen atom, halogen atom, cyano, nitro, tetrazolyl, etc., and R6 is hydrogen atom, etc.; or a pharmaceutically acceptable salt thereof is useful as a glucokinase activation agent.
    Type: Grant
    Filed: January 9, 2008
    Date of Patent: November 20, 2012
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Iwao Takamuro, Kazutoshi Sugawara, Hiroshi Sugama
  • Patent number: 8119626
    Abstract: The problem of the present invention is to provide a useful compound as a glucokinase activating agent, which is the oxime derivative of the formula [I]: wherein Ring A is aryl or heteroaryl; Q is cycloalkyl, heterocycle, alkyl or alkenyl; Ring T is heteroaryl or heterocycle; R1 and R2 are independently hydrogen atom, halogen atom, cycloalkylsulfonyl or the like; R3 and R4 are independently hydrogen atom, hydroxy, oxo, halogen atom or the like; R5 is hydrogen atom, halogen atom, cyano, nitro, tetrazolyl or the like; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: November 20, 2008
    Date of Patent: February 21, 2012
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Kazutoshi Sugawara, Tetsuji Matsudaira, Hiroshi Sugama, Masao Nawano, Rikiya Ohashi
  • Publication number: 20100240644
    Abstract: The present invention provides a morpholine derivative of the formula [I]; wherein R1 is a substituted alkyl group, an optionally substituted aryl group, an optionally substituted heterocyclo group, a cycloalkyl group or an alkyl group; R2 is a substituted alkyl group, an optionally substituted aryl group, an optionally substituted heterocyclo group, an optionally substituted alkylcarbonyl group, an optionally substituted arylcarbonyl group, an optionally substituted heterocyclo-substituted carbonyl group or a cycloalkylcarbonyl group; T is a methylene group or a carbonyl group; R3, R4, R5 and R6 are the same or different and a hydrogen atom, an optionally substituted carbamoyl group or an optionally substituted alkyl group; or pharmaceutically acceptable salts thereof. These compounds are useful as a renin inhibitor.
    Type: Application
    Filed: June 16, 2008
    Publication date: September 23, 2010
    Inventors: Hidenori Akatsuka, Hiroshi Sugama, Nobumasa Awai, Takayuki Kawaguchi, Yoichi Takahashi, Toru Iijima, Jingkang Shen, Guangxin Xia, Jianshu Xie
  • Publication number: 20100099662
    Abstract: A hydrazone derivative of formula [I]: wherein Ring A is aryl or heteroaryl, Ring T is heteroaryl or heterocycle, R1 and R2 are independently hydrogen atom, halogen atom, cycloalkylsulfonyl, etc., R3 and R4 combine each other together with the adjacent nitrogen atom to form substituted or unsubstituted heterocycle, R5 is hydrogen atom, halogen atom, cyano, nitro, tetrazolyl, etc., and R6 is hydrogen atom, etc.; or a pharmaceutically acceptable salt thereof is useful as a glucokinase activation agent.
    Type: Application
    Filed: January 9, 2008
    Publication date: April 22, 2010
    Inventors: Iwao Takamuro, Kazutoshi Sugawara, Hiroshi Sugama
  • Publication number: 20090291936
    Abstract: The problem of the present invention is to provide a useful compound as a glucokinase activating agent, which is the oxime derivative of the formula [I]: wherein Ring A is aryl or heteroaryl; Q is cycloalkyl, heterocycle, alkyl or alkenyl; Ring T is heteroaryl or heterocycle; R1 and R2 are independently hydrogen atom, halogen atom, cycloalkylsulfonyl or the like; R3 and R4 are independently hydrogen atom, hydroxy, oxo, halogen atom or the like; R5 is hydrogen atom, halogen atom, cyano, nitro, tetrazolyl or the like; or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: November 20, 2008
    Publication date: November 26, 2009
    Inventors: Kazutoshi Sugawara, Tetsuji Matsudaira, Hiroshi Sugama, Masao Nawano, Rikiya Ohashi
  • Patent number: 7514439
    Abstract: The problem of the present invention is to provide a useful compound as a glucokinase activating agent, which is the oxime derivative of the formula [I]: wherein Ring A is aryl or heteroaryl; Q is cycloalkyl, heterocycle, alkyl or alkenyl; Ring T is heteroaryl or heterocycle; R1 and R2 are independently hydrogen atom, halogen atom, cycloalkylsulfonyl or the like; R3 and R4 are independently hydrogen atom, hydroxy, oxo, halogen atom or the like; R5 is hydrogen atom, halogen atom, cyano, nitro, tetrazolyl or the like; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: July 10, 2006
    Date of Patent: April 7, 2009
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Kazutoshi Sugawara, Tetsuji Matsudaira, Hiroshi Sugama, Masao Nawano, Rikiya Ohashi
  • Publication number: 20080132479
    Abstract: The problem of the present invention is to provide a useful compound as a glucokinase activating agent, which is the oxime derivative of the formula [I]: wherein Ring A is aryl or heteroaryl; Q is cycloalkyl, heterocycle, alkyl or alkenyl; Ring T is heteroaryl or heterocycle; R1 and R2 are independently hydrogen atom, halogen atom, cycloalkylsulfonyl or the like; R3 and R4 are independently hydrogen atom, hydroxy, oxo, halogen atom or the like; R5 is hydrogen atom, halogen atom, cyano, nitro, tetrazolyl or the like; or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: July 10, 2006
    Publication date: June 5, 2008
    Inventors: Kazutoshi Sugawara, Tetsuji Matsudaira, Hiroshi Sugama, Masao Nawano, Rikiya Chashi