Patents by Inventor Ikuo Mitani

Ikuo Mitani 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: 20240116943
    Abstract: The present invention provides a compound having a Pim-1 inhibitory activity. The present invention provides a compound of Formula [I] or a pharmaceutically acceptable salt thereof, a pharmaceutical composition containing the same, and a pharmaceutical use thereof, and the like. wherein each symbol is as defined in the description.
    Type: Application
    Filed: March 21, 2023
    Publication date: April 11, 2024
    Inventors: Masafumi Inoue, Yosuke Ogoshi, Takayuki Furukawa, Takuya Machida, Ikuo Mitani, Kazuhito Harada, Yuichi Nakagawa, Nobutaka Yamaoka
  • Publication number: 20240076278
    Abstract: The present invention provides a compound having an mPGES-1 inhibitory activity and useful for the prophylaxis or treatment of pain, rheumatism, osteoarthritis, fever, Alzheimer's disease, multiple sclerosis, arteriosclerosis, glaucoma, ocular hypertension, ischemic retinal disease, systemic scleroderma and/or cancer including colorectal cancer. The present invention relates to a compound of formula [I-a], [I-b] or [I-c] or a pharmaceutically acceptable salt thereof: wherein each symbol is as defined in the specification.
    Type: Application
    Filed: February 24, 2023
    Publication date: March 7, 2024
    Applicant: Japan Tobacco Inc.
    Inventors: Ikuo Mitani, Yutaro Hirono, Masaki Yamashita
  • Patent number: 11643417
    Abstract: The present invention provides a compound having a Pim-1 inhibitory activity. The present invention provides a compound of Formula [I] or a pharmaceutically acceptable salt thereof, a pharmaceutical composition containing the same, and a pharmaceutical use thereof, and the like. wherein each symbol is as defined in the description.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: May 9, 2023
    Assignee: Japan Tobacco Inc.
    Inventors: Masafumi Inoue, Yosuke Ogoshi, Takayuki Furukawa, Takuya Machida, Ikuo Mitani, Kazuhito Harada, Yuichi Nakagawa, Nobutaka Yamaoka
  • Publication number: 20230011968
    Abstract: Provided is a compound having an mPGES-1 inhibitory activity and useful for the prophylaxis or treatment of pain, rheumatism, osteoarthritis, fever, Alzheimer's disease, multiple sclerosis, arteriosclerosis, glaucoma, ocular hypertension, ischemic retinal disease, systemic scleroderma and cancer including colorectal cancer. A compound represented by the formula [I] or a pharmaceutically acceptable salt thereof: wherein each symbol is as defined in the SPECIFICATION.
    Type: Application
    Filed: January 14, 2022
    Publication date: January 12, 2023
    Applicant: Japan Tobacco Inc.
    Inventors: Hironobu Nagamori, Ikuo Mitani, Masaki Yamashita, Takahiro Hotta, Yuichi Nakagawa, Masatoshi Ueda
  • Publication number: 20220162220
    Abstract: The present invention provides a compound having a Pim-1 inhibitory activity. The present invention provides a compound of Formula [I] or a pharmaceutically acceptable salt thereof, a pharmaceutical composition containing the same, and a pharmaceutical use thereof, and the like. wherein each symbol is as defined in the description.
    Type: Application
    Filed: October 4, 2021
    Publication date: May 26, 2022
    Applicant: Japan Tobacco Inc.
    Inventors: Masafumi Inoue, Yosuke Ogoshi, Takayuki Furukawa, Takuya Machida, Ikuo Mitani, Kazuhito Harada, Yuichi Nakagawa, Nobutaka YAMAOKA
  • Publication number: 20210024486
    Abstract: The present invention provides a compound having an mPGES-1 inhibitory activity and useful for the prophylaxis or treatment of pain, rheumatism, osteoarthritis, fever, Alzheimer's disease, multiple sclerosis, arteriosclerosis, glaucoma, ocular hypertension, ischemic retinal disease, systemic scleroderma and/or cancer including colorectal cancer. The present invention relates to a compound of formula [I-a], [I-b] or [I-c] or a pharmaceutically acceptable salt thereof: wherein each symbol is as defined in the specification.
    Type: Application
    Filed: March 3, 2020
    Publication date: January 28, 2021
    Applicant: Japan Tobacco Inc.
    Inventors: Ikuo Mitani, Yutaro Hirono, Masaki Yamashita
  • Patent number: 10752596
    Abstract: The invention provides a compound having a GLUT9 inhibitory activity. The compound is of Formula [I] wherein each symbol is as defined in the specification, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: August 25, 2020
    Assignee: JAPAN TOBACCO INC.
    Inventors: Hironobu Nagamori, Tatsuya Nishimaru, Masaki Takagi, Ikuo Mitani, Yuichi Nakagawa
  • Publication number: 20200087266
    Abstract: Provided is a compound having an mPGES-1 inhibitory activity and useful for the prophylaxis or treatment of pain, rheumatism, osteoarthritis, fever, Alzheimer's disease, multiple sclerosis, arteriosclerosis, glaucoma, ocular hypertension, ischemic retinal disease, systemic scleroderma and cancer including colorectal cancer. A compound represented by the formula [I] or a pharmaceutically acceptable salt thereof: wherein each symbol is as defined in the SPECIFICATION.
    Type: Application
    Filed: April 26, 2019
    Publication date: March 19, 2020
    Inventors: Hironobu Nagamori, Ikuo Mitani, Masaki Yamashita, Takahiro Hotta, Yuichi Nakagawa, Masatoshi Ueda
  • Publication number: 20200017492
    Abstract: The present invention provides a triazolopyridine compound having a prolyl hydroxylase inhibitory action and an erythropoietin production-inducing ability. 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, as well as a prolyl hydroxylase inhibitor or erythropoietin production-inducing agent containing the compound. The compound of the present invention shows a prolyl hydroxylase inhibitory action and an erythropoietin production-inducing ability and is useful as a prophylactic or therapeutic agent for various diseases and pathologies (disorders) caused by decreased production of erythropoietin.
    Type: Application
    Filed: September 4, 2019
    Publication date: January 16, 2020
    Inventors: Ikuo Mitani, Yosuke Ogoshi, Takuya Matsui, Masahiro Yokota, Masakazu Terashita, Dai Motoda, Kazuhito Ueyama, Hiroyuki Abe, Takahiro Hotta, Takashi Ito
  • Publication number: 20190152926
    Abstract: The invention provides a compound having a GLUT9 inhibitory activity. The compound is of Formula [I] wherein each symbol is as defined in the specification, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: October 3, 2018
    Publication date: May 23, 2019
    Applicant: JAPAN TOBACCO INC.
    Inventors: Hironobu NAGAMORI, Tatsuya NISHIMARU, Masaki TAKAGI, Ikuo MITANI, Yuichi NAKAGAWA
  • Publication number: 20170057943
    Abstract: The present invention provides a compound having an mPGES-1 inhibitory activity and useful for the prophylaxis or treatment of pain, rheumatism, osteoarthritis, fever, Alzheimer's disease, multiple sclerosis, arteriosclerosis, glaucoma, ocular hypertension, ischemic retinal disease, systemic scleroderma and/or cancer including colorectal cancer. The present invention relates to a compound of formula [I-a], [I-b] or [I-c] or a pharmaceutically acceptable salt thereof: wherein each symbol is as defined in the specification.
    Type: Application
    Filed: August 16, 2016
    Publication date: March 2, 2017
    Inventors: Ikuo Mitani, Yutaro Hirono, Masaki Yamashita
  • Publication number: 20160145254
    Abstract: The present invention provides a triazolopyridine compound having a prolyl hydroxylase inhibitory action and an erythropoietin production-inducing ability. 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, as well as a prolyl hydroxylase inhibitor or erythropoietin production-inducing agent containing the compound. The compound of the present invention shows a prolyl hydroxylase inhibitory action and an erythropoietin production-inducing ability and is useful as a prophylactic or therapeutic agent for various diseases and pathologies (disorders) caused by decreased production of erythropoietin.
    Type: Application
    Filed: June 25, 2015
    Publication date: May 26, 2016
    Inventors: Ikuo Mitani, Yosuke Ogoshi, Takuya Matsui, Masahiro Yokota, Masakazu Terashita, Dai Motoda, Kazuhito Ueyama, Hiroyuki Abe, Takahiro Hotta, Takashi Ito
  • Publication number: 20150266834
    Abstract: Provided is a compound having an mPGES-1 inhibitory activity and useful for the prophylaxis or treatment of pain, rheumatism, osteoarthritis, fever, Alzheimer's disease, multiple sclerosis, arteriosclerosis, glaucoma, ocular hypertension, ischemic retinal disease, systemic scleroderma and cancer including colorectal cancer. A compound represented by the formula [I] or a pharmaceutically acceptable salt thereof: wherein each symbol is as defined in the SPECIFICATION.
    Type: Application
    Filed: February 19, 2015
    Publication date: September 24, 2015
    Inventors: Hironobu Nagamori, Ikuo Mitani, Masaki Yamashita, Takahiro Hotta, Yuichi Nakagawa, Masatoshi Ueda
  • Publication number: 20130096155
    Abstract: The present invention provides a triazolopyridine compound having a prolyl hydroxylase inhibitory action and an erythropoietin production-inducing ability. 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, as well as a prolyl hydroxylase inhibitor or erythropoietin production-inducing agent containing the compound. The compound of the present invention shows a prolyl hydroxylase inhibitory action and an erythropoietin production-inducing ability and is useful as a prophylactic or therapeutic agent for various diseases and pathologies (disorders) caused by decreased production of erythropoietin.
    Type: Application
    Filed: September 6, 2012
    Publication date: April 18, 2013
    Applicant: JAPAN TOBACCO INC.
    Inventors: Ikuo Mitani, Yosuke Ogoshi, Takuya Matsui, Masahiro Yokota, Masakazu Terashita, Dai Motoda, Kazuhito Ueyama, Hiroyuki Abe, Takahiro Hotta, Takashi Ito
  • Patent number: 8283465
    Abstract: The present invention provides a triazolopyridine compound having a prolyl hydroxylase inhibitory action and an erythropoietin production-inducing ability. 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, as well as a prolyl hydroxylase inhibitor or erythropoietin production-inducing agent containing the compound. The compound of the present invention shows a prolyl hydroxylase inhibitory action and an erythropoietin production-inducing ability and is useful as a prophylactic or therapeutic agent for various diseases and pathologies (disorders) caused by decreased production of erythropoietin.
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: October 9, 2012
    Assignee: Japan Tobacco Inc.
    Inventors: Ikuo Mitani, Yosuke Ogoshi, Takuya Matsui, Masahiro Yokota, Masakazu Terashita, Dai Motoda, Kazuhito Ueyama, Hiroyuki Abe, Takahiro Hotta, Takashi Ito
  • Publication number: 20110077267
    Abstract: The present invention provides a triazolopyridine compound having a prolyl hydroxylase inhibitory action and an erythropoietin production-inducing ability. 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, as well as a prolyl hydroxylase inhibitor or erythropoietin production-inducing agent containing the compound. The compound of the present invention shows a prolyl hydroxylase inhibitory action and an erythropoietin production-inducing ability and is useful as a prophylactic or therapeutic agent for various diseases and pathologies (disorders) caused by decreased production of erythropoietin.
    Type: Application
    Filed: July 16, 2010
    Publication date: March 31, 2011
    Applicant: JAPAN TOBACCO INC.
    Inventors: Ikuo Mitani, Yosuke Ogoshi, Takuya Matsui, Masahiro Yokota, Masakazu Terashita, Dai Motoda, Kazuhito Ueyama, Hiroyuki Abe, Takahiro Hotta, Takashi Ito