Patents by Inventor Kenji Kangawa

Kenji Kangawa 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: 20220000949
    Abstract: An activator suitable for immune response in tumor immunotherapy using an immune checkpoint inhibitor. An agent suitable for potentiating an antitumor effect of an immune checkpoint inhibitor, may contain a probiotic and a prebiotic as active ingredients.
    Type: Application
    Filed: September 25, 2019
    Publication date: January 6, 2022
    Applicants: NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER, KABUSHIKI KAISHA YAKULT HONSHA
    Inventors: Kenji KANGAWA, Takashi NOJIRI, Motofumi KUMAZOE, Yasutake TANAKA, Yoshiyuki SHISHIDO, Takashi ASAHARA, Takahito MIURA, Keisuke TANIGUCHI
  • Patent number: 10653637
    Abstract: The present invention relates to a preventive or a therapeutic agent for hepatopathy, comprising, as an effective ingredient, a polypeptide derivative having an activity of binding to growth hormone secretagogue receptor and thus elevating intracellular calcium ion concentration, and having one amino acid sequence selected from the group consisting of amino acid sequences represented by SEQ ID NOS: 1 to 22, or an amino acid sequence in which one to several amino acids are deleted, substituted or added at the amino acid residues other that the first to forth amino acid residues from the amino-terminus in the said amino acid sequence, or a pharmacologically acceptable salt thereof. The preventive or the therapeutic agent for hepatopathy in accordance with the present invention is useful as a drug suitable for treating or preventing hepatic diseases such as hepatitis, liver cirrhosis and hepatic insufficiency.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: May 19, 2020
    Inventors: Kenji Kangawa, Hiroshi Hosoda
  • Patent number: 10550153
    Abstract: To provide a peptide that selectively activates type 2 neuromedin U receptor and is chemically stable under physiological conditions. A peptide represented by Formula (1) described in the specification.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: February 4, 2020
    Assignees: TOKYO UNIVERSITY OF PHARMACY & LIFE SCIENCES, NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER, KYOTO PHARMACEUTICAL UNIVERSITY
    Inventors: Yoshio Hayashi, Kentaro Takayama, Mikiya Miyazato, Kenji Kangawa, Kenji Mori, Akira Yamamoto, Toshiyasu Sakane
  • Publication number: 20190359652
    Abstract: To provide a peptide that selectively activates type 2 neuromedin U receptor and is chemically stable under physiological conditions. A peptide represented by Formula (1) described in the specification.
    Type: Application
    Filed: January 19, 2018
    Publication date: November 28, 2019
    Inventors: Yoshio HAYASHI, Kentaro TAKAYAMA, Mikiya MIYAZATO, Kenji KANGAWA, Kenji MORI, Akira YAMAMOTO, Toshiyasu SAKANE
  • Publication number: 20180280326
    Abstract: The present invention provides a novel medicament for preventing or inhibiting acute kidney injury, the medicament comprising, as an active ingredient, an angiotensin II receptor type 2 agonist or a pharmacologically acceptable salt thereof, and being used for treatment or prevention of acute kidney injury. Also, the present invention provides a novel method for preventing or inhibiting acute kidney injury, the method comprising administering, to a patient, an effective amount of an angiotensin II receptor type 2 agonist or a pharmacologically acceptable salt thereof in combination with an anticancer agent and/or an antitumor agent.
    Type: Application
    Filed: October 5, 2016
    Publication date: October 4, 2018
    Inventors: Kenji Kangawa, Hiroshi Hosoda, Takashi Nojiri
  • Patent number: 10071099
    Abstract: Provided are a novel medicament for suppressing or preventing the metastasis of a malignant tumor such as carcinoma, a novel treatment or prevention method for suppressing or preventing the metastasis of a malignant tumor, etc. The medicament comprises a non-peptidic angiotensin type 2 receptor agonist as an active ingredient. In the medicament, the non-peptidic angiotensin type 2 receptor agonist may be, for example, a sulfonyl malonamide compound. The medicament may be a medicament for use in combination with an anticancer agent and/or an antitumor agent.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: September 11, 2018
    Assignee: NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER
    Inventors: Kenji Kangawa, Hiroshi Hosoda, Takashi Nojiri
  • Patent number: 9987333
    Abstract: A medicinal composition for suppressing or preventing the metastasis of a malignant tumor, the composition comprising, as an active ingredient, at least one kind of vasoprotective agent selected from the following (i) to (iv): (i) angiotensin II receptor antagonist, (ii) HMG-CoA reductase inhibitor, (iii) ghrelin or its derivative, and (iv) adrenomedullin or its derivative; or a pharmacologically acceptable salt thereof.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: June 5, 2018
    Assignees: Shionogi & Co., Ltd., National Cerebral and Cardiovascular Center
    Inventors: Kenji Kangawa, Hiroshi Hosoda, Takashi Nojiri
  • Patent number: 9938332
    Abstract: The present invention provides a peptide-type compound which induces secretion of growth hormone and which has the activity of increasing the intracellular calcium ion concentration, wherein at least one amino acid is replaced by a modified amino acid and/or a non-amino acid compound, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: June 12, 2012
    Date of Patent: April 10, 2018
    Inventors: Kenji Kangawa, Masayasu Kojima, Hiroshi Hosoda, Hisayuki Matsuo, Yoshiharu Minamitake
  • Patent number: 9573986
    Abstract: The present invention provides a peptide-type compound which induces secretion of growth hormone and which has the activity of increasing the intracellular calcium ion concentration, wherein at least one amino acid is replaced by a modified amino acid and/or a non-amino acid compound, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: March 22, 2010
    Date of Patent: February 21, 2017
    Assignee: KENJI KANGAWA
    Inventors: Kenji Kangawa, Masayasu Kojima, Hiroshi Hosoda, Hisayuki Matsuo, Yoshiharu Minamitake
  • Publication number: 20170035855
    Abstract: A medicinal composition for suppressing or preventing the metastasis of a malignant tumor, the composition comprising, as an active ingredient, at least one kind of vasoprotective agent selected from the following (i) to (iv): (i) angiotensin II receptor antagonist, (ii) HMG-CoA reductase inhibitor, (iii) ghrelin or its derivative, and (iv) adrenomedullin or its derivative; or a pharmacologically acceptable salt thereof.
    Type: Application
    Filed: September 20, 2016
    Publication date: February 9, 2017
    Applicants: Shionogi & Co., Ltd., National Cerebral and Cardiovascular Center
    Inventors: Kenji Kangawa, Hiroshi Hosoda, Takashi Nojiri
  • Patent number: 9555077
    Abstract: An object of the present invention is to provide a hypothermic agent for an animal, a therapeutic agent for hyperthermia in an animal, etc. The present invention provides a hypothermic agent for an animal, a therapeutic agent for hyperthermia in an animal, etc., the agents etc. comprising desacyl ghrelin or its derivative, or a pharmaceutically acceptable salt thereof as an active ingredient.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: January 31, 2017
    Assignees: UNIVERSITY OF MIYAZAKI, NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER, DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Noboru Murakami, Keiko Nakahara, Kenji Kangawa
  • Publication number: 20170014419
    Abstract: Provided are a novel medicament for suppressing or preventing the metastasis of a malignant tumor such as carcinoma, a novel treatment or prevention method for suppressing or preventing the metastasis of a malignant tumor, etc. The medicament comprises a non-peptidic angiotensin type 2 receptor agonist as an active ingredient. In the medicament, the non-peptidic angiotensin type 2 receptor agonist may be, for example, a sulfonyl malonamide compound. The medicament may be a medicament for use in combination with an anticancer agent and/or an antitumor agent.
    Type: Application
    Filed: April 3, 2015
    Publication date: January 19, 2017
    Applicants: NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER, MITSUBISHI TANABE PHARMA CORPORATION
    Inventors: Kenji KANGAWA, Hiroshi HOSODA, Takashi NOJIRI
  • Patent number: 9486503
    Abstract: A medicinal composition for suppressing or preventing the metastasis of a malignant tumor, the composition comprising, as an active ingredient, at least one kind of vasoprotective agent selected from the following (i) to (iv): (i) angiotensin II receptor antagonist, (ii) HMG-CoA reductase inhibitor, (iii) ghrelin or its derivative, and (iv) adrenomedullin or its derivative; or a pharmacologically acceptable salt thereof.
    Type: Grant
    Filed: October 4, 2013
    Date of Patent: November 8, 2016
    Assignees: Shionogi & Co., Ltd., National Cerebral and Cardiovascular Center
    Inventors: Kenji Kangawa, Hiroshi Hosoda, Takashi Nojiri
  • Patent number: 9233143
    Abstract: Provided are a medicinal agent which is highly safe for use as the treatment of a malignant tumor and is capable of efficiently treating a malignant tumor, that is, a medicinal agent for treating a malignant tumor or for suppressing or preventing the exacerbation thereof, comprising at least one kind of natriuretic peptide receptor GC-A agonist and at least one kind of natriuretic peptide receptor GC-B agonist to be administered in combination; a therapeutic method comprising administering the agent; etc.
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: January 12, 2016
    Assignees: National Cerebral and Cardiovascular Center, Osaka University, Shionogi & Co., Ltd.
    Inventors: Kenji Kangawa, Hiroshi Hosoda, Takashi Nojiri, Meinoshin Okumura, Mayumi Furuya
  • Publication number: 20150258176
    Abstract: A medicinal composition for suppressing or preventing the metastasis of a malignant tumor, the composition comprising, as an active ingredient, at least one kind of vasoprotective agent selected from the following (i) to (iv): (i) angiotensin II receptor antagonist, (ii) HMG-CoA reductase inhibitor, (iii) ghrelin or its derivative, and (iv) adrenomedullin or its derivative; or a pharmacologically acceptable salt thereof.
    Type: Application
    Filed: October 4, 2013
    Publication date: September 17, 2015
    Inventors: Kenji Kangawa, Hiroshi Hosoda, Takashi Nojiri
  • Publication number: 20150238570
    Abstract: An object of the present invention is to provide a hypothermic agent for an animal, a therapeutic agent for hyperthermia in an animal, etc. The present invention provides a hypothermic agent for an animal, a therapeutic agent for hyperthermia in an animal, etc., the agents etc. comprising desacyl ghrelin or its derivative, or a pharmaceutically acceptable salt thereof as an active ingredient.
    Type: Application
    Filed: September 2, 2011
    Publication date: August 27, 2015
    Applicants: UNIVERSITY OF MIYAZAKI, DAIICHI SANKYO COMPANY, LIMITED, NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER
    Inventors: Noboru Murakami, Keiko Nakahara, Kenji Kangawa, Yujiro Hayashi
  • Patent number: 9078868
    Abstract: An object of the present invention is to provide a therapeutic agent for accelerating recovery to accelerate a return to normal physical conditions by administering to an animal not in good health and under medical treatment, a treatment method, and the like. There is provided a therapeutic agent for accelerating recovery for animal use to accelerate the improvement of a physical condition of an animal under medical treatment which has a decreased activity (vigor) and is exhausted, which contains ghrelin or a derivative thereof or a pharmaceutically acceptable salt thereof as an active ingredient and improves one or more of evaluation parameters consisting of activity (vigor), blood cell test values, biochemical test values, body temperature, the degree of anger or anxiety, and respiratory rate.
    Type: Grant
    Filed: January 14, 2011
    Date of Patent: July 14, 2015
    Assignees: UNIVERSITY OF MIYAZAKI, NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER, DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Noboru Murakami, Keiko Nakahara, Kenji Kangawa, Yujiro Hayashi
  • Publication number: 20140248269
    Abstract: Provided are a medicinal agent which is highly safe for use as the treatment of a malignant tumor and is capable of efficiently treating a malignant tumor, that is, a medicinal agent for treating a malignant tumor or for suppressing or preventing the exacerbation thereof, comprising at least one kind of natriuretic peptide receptor GC-A agonist and at least one kind of natriuretic peptide receptor GC-B agonist to be administered in combination; a therapeutic method comprising administering the agent; etc.
    Type: Application
    Filed: August 17, 2012
    Publication date: September 4, 2014
    Applicants: NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER, DAIICHI SANKYO COMPANY, LIMITED, OSAKA UNIVERSITY
    Inventors: Kenji Kangawa, Hiroshi Hosada, Takashi Nojiri, Meinoshin Okumura, Mayumi Furuya
  • Publication number: 20140072557
    Abstract: A medicinal agent for suppressing or preventing the metastasis of a malignant tumor, the agent comprising, as an active ingredient, at least one kind of vascular endothelial intracellular cGMP enhancer.
    Type: Application
    Filed: February 27, 2012
    Publication date: March 13, 2014
    Applicants: NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER, DAIICHI SANKYO COMPANY, LIMITED, OSAKA UNIVERSITY
    Inventors: Kenji Kangawa, Hiroshi Hosada, Takashi Nojiri, Meinoshin Okumura
  • Patent number: 8524871
    Abstract: The present invention provides a peptide-type compound which induces secretion of growth hormone and which has the activity of increasing the intracellular calcium ion concentration, wherein at least one amino acid is replaced by a modified amino acid and/or a non-amino acid compound, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: March 31, 2011
    Date of Patent: September 3, 2013
    Inventors: Kenji Kangawa, Masayasu Kojima, Hiroshi Hosoda, Hisayuki Matsuo, Yoshiharu Minamitake