Patents by Inventor Shimpei Kawakami

Shimpei Kawakami 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).

  • Patent number: 10426784
    Abstract: Compounds of formula (I) defined herein are useful as a dopamine D1 receptor positive allosteric modulators (D1 PAM) and can be used as an active ingredient of a pharmaceutical composition for preventing and/or treating cognitive impairment, schizophrenia negative symptom, CIAS, Parkinson's disease, Alzheimer's disease, Huntington's disease, depression, ADHD, drug dependency, or the like.
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: October 1, 2019
    Assignee: Astellas Pharma Inc.
    Inventors: Shimpei Kawakami, Tomoyoshi Imaizumi, Naoyuki Masuda, Shigeki Kunikawa, Masataka Morita, Junko Yarimizu
  • Publication number: 20180185383
    Abstract: [Problem] Provided is a compound which is useful as a dopamine D1 receptor positive allosteric modulator (D1 PAM). [Means for Solution] The present inventors have studied a compound which has a positive allosteric modulating action (PAM action) on a dopamine D1 receptor and which can be used as an active ingredient of a pharmaceutical composition for preventing and/or treating cognitive impairment, schizophrenia negative symptom, CIAS, Parkinson's disease, Alzheimer's disease, Huntington's disease, depression, ADHD, drug dependency, or the like. Thus, they have found that the imidazodiazepine compound of the present invention has a PAM action on a dopamine D1 receptor, and thereby completed the present invention.
    Type: Application
    Filed: June 17, 2016
    Publication date: July 5, 2018
    Applicant: Astellas Pharma Inc.
    Inventors: Shimpei KAWAKAMI, Tomoyoshi IMAIZUMI, Naoyuki MASUDA, Shigeki KUNIKAWA, Masataka MORITA, Junko YARIMIZU
  • Patent number: 9708307
    Abstract: A compound which is useful as a dopamine D1 receptor positive allosteric modulator (D1 PAM) is provided. The present inventors have studied a compound which has a dopamine D1 receptor positive allosteric modulating activity and is useful as an active ingredient of a pharmaceutical composition for preventing and/or treating cognitive impairment, negative symptoms of schizophrenia, Parkinson's disease, Alzheimer's disease, Huntington's disease, drug addictions, or the like, and they have thus found that a heterocyclic acetamide compound has a dopamine D1 receptor positive allosteric modulating activity, thereby completing the present invention. The heterocyclic acetamide compound of the present invention has a dopamine D1 receptor positive allosteric modulating activity and can be used as an agent for preventing and/or treating cognitive impairment, negative symptoms of schizophrenia, Parkinson's disease, Alzheimer's disease, Huntington's disease, drug addictions, or the like.
    Type: Grant
    Filed: October 28, 2014
    Date of Patent: July 18, 2017
    Assignee: Astellas Pharma Inc.
    Inventors: Ryota Shiraki, Takahiko Tobe, Shimpei Kawakami, Hiroyuki Moritomo, Makoto Ohmiya
  • Patent number: 9670219
    Abstract: [Problem] Provided is a compound having a positive allosteric modulating activity (PAM activity) on an ?7 nicotinic acetylcholine receptor (?7 nACh receptor). [Means for Solution] The present inventors have studied on a PAM activity on an ?7 nACh receptor, and they have found that a tetrahydrooxepinopyridine compound has a PAM activity on an ?7 nACh receptor, thereby completing the present invention. The tetrahydrooxepinopyridine compound of the present invention has a PAM activity on an ?7 nACh receptor and can be expected as an agent for preventing or treating dementia, cognitive impairment, schizophrenia, Alzheimer's disease, CIAS, negative symptoms of schizophrenia, inflammatory diseases, or pain.
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: June 6, 2017
    Assignee: Astellas Pharma Inc.
    Inventors: Yohei Koganemaru, Satoshi Miyamoto, Shinya Nagashima, Akio Kamikawa, Koichi Yonezawa, Yuka Koizumi, Satoshi Aoki, Takashi Ogiyama, Shimpei Kawakami, Shigeki Kunikawa, Ryo Sato, Junichi Shishikura, Shuichirou Kakimoto, Hiroshi Yamada, Keisuke Tamaki
  • Publication number: 20170050973
    Abstract: [Problem] Provided is a compound having a positive allosteric modulating activity (PAM activity) on an ?7 nicotinic acetylcholine receptor (?7 nACh receptor). [Means for Solution] The present inventors have studied on a PAM activity on an ?7 nACh receptor, and they have found that a tetrahydrooxepinopyridine compound has a PAM activity on an ?7 nACh receptor, thereby completing the present invention. The tetrahydrooxepinopyridine compound of the present invention has a PAM activity on an ?7 nACh receptor and can be expected as an agent for preventing or treating dementia, cognitive impairment, schizophrenia, Alzheimer's disease, CIAS, negative symptoms of schizophrenia, inflammatory diseases, or pain.
    Type: Application
    Filed: September 7, 2016
    Publication date: February 23, 2017
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Yohei KOGANEMARU, Satoshi MIYAMOTO, Shinya NAGASHIMA, Akio KAMIKAWA, Koichi YONEZAWA, Yuka KOIZUMI, Satoshi AOKI, Takashi OGIYAMA, Shimpei KAWAKAMI, Shigeki KUNIKAWA, Ryo SATO, Junichi SHISHIKURA, Shuichirou KAKIMOTO, Hiroshi YAMADA, Keisuke TAMAKI
  • Patent number: 9266840
    Abstract: To provide a compound useful as an active ingredient of a pharmaceutical composition for treating 11?-hydroxysteroid dehydrogenase type 1-related diseases such as dementia, schizophrenia, depression, pain (particularly, neuropathic pain or fibromyalgia), diabetes (particularly, type II diabetes mellitus), insulin resistance and the like. [Means for Solution] A bicyclic heterocyclic compound (the bicyclic heterocycle is formed when a cyclohexane ring is fused with a 5- to 6-membered monocyclic heterocycle that has only a nitrogen atom as a hetero atom) substituted with an acylamino group such as a (hetero)aroylamino group or the like or a pharmaceutically acceptable salt thereof was found to have an excellent selective inhibitory action against 11?-HSD1.
    Type: Grant
    Filed: October 17, 2012
    Date of Patent: February 23, 2016
    Assignee: ASTELLAS PHARMA INC.
    Inventors: Shimpei Kawakami, Minoru Sakurai, Noriyuki Kawano, Takayuki Suzuki, Nobuyuki Shiraishi, Wataru Hamaguchi, Ryuichi Sekioka, Hiroyuki Moritomo, Ayako Moritomo
  • Publication number: 20150045402
    Abstract: A compound which is useful as a dopamine D1 receptor positive allosteric modulator (D1 PAM) is provided. The present inventors have studied a compound which has a dopamine D1 receptor positive allosteric modulating activity and is useful as an active ingredient of a pharmaceutical composition for preventing and/or treating cognitive impairment, negative symptoms of schizophrenia, Parkinson's disease, Alzheimer's disease, Huntington's disease, drug addictions, or the like, and they have thus found that a heterocyclic acetamide compound has a dopamine D1 receptor positive allosteric modulating activity, thereby completing the present invention. The heterocyclic acetamide compound of the present invention has a dopamine D1 receptor positive allosteric modulating activity and can be used as an agent for preventing and/or treating cognitive impairment, negative symptoms of schizophrenia, Parkinson's disease, Alzheimer's disease, Huntington's disease, drug addictions, or the like.
    Type: Application
    Filed: October 28, 2014
    Publication date: February 12, 2015
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Ryota Shiraki, Takahiko TOBE, Shimpei KAWAKAMI, Hiroyuki MORITOMO, Makoto OHMIYA
  • Patent number: 8937087
    Abstract: [Problem] A compound which is useful as a dopamine D1 receptor positive allosteric modulator (D1 PAM) is provided. [Means for Solution] The present inventors have studied a compound which has a dopamine D1 receptor positive allosteric modulating activity and is useful as an active ingredient of a pharmaceutical composition for preventing and/or treating cognitive impairment, negative symptoms of schizophrenia, Parkinson's disease, Alzheimer's disease, Huntington's disease, drug addictions, or the like, and they have thus found that a heterocyclic acetamide compound has a dopamine D1 receptor positive allosteric modulating activity, thereby completing the present invention. The heterocyclic acetamide compound of the present invention has a dopamine D1 receptor positive allosteric modulating activity and can be used as an agent for preventing and/or treating cognitive impairment, negative symptoms of schizophrenia, Parkinson's disease, Alzheimer's disease, Huntington's disease, drug addictions, or the like.
    Type: Grant
    Filed: April 18, 2014
    Date of Patent: January 20, 2015
    Assignee: Astellas Pharma Inc.
    Inventors: Ryota Shiraki, Takahiko Tobe, Shimpei Kawakami, Hiroyuki Moritomo, Makoto Ohmiya
  • Publication number: 20140315963
    Abstract: [Problem] A compound which is useful as a dopamine D1 receptor positive allosteric modulator (D1 PAM) is provided. [Means for Solution] The present inventors have studied a compound which has a dopamine D1 receptor positive allosteric modulating activity and is useful as an active ingredient of a pharmaceutical composition for preventing and/or treating cognitive impairment, negative symptoms of schizophrenia, Parkinson's disease, Alzheimer's disease, Huntington's disease, drug addictions, or the like, and they have thus found that a heterocyclic acetamide compound has a dopamine D1 receptor positive allosteric modulating activity, thereby completing the present invention. The heterocyclic acetamide compound of the present invention has a dopamine D1 receptor positive allosteric modulating activity and can be used as an agent for preventing and/or treating cognitive impairment, negative symptoms of schizophrenia, Parkinson's disease, Alzheimer's disease, Huntington's disease, drug addictions, or the like.
    Type: Application
    Filed: April 18, 2014
    Publication date: October 23, 2014
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Ryota Shiraki, Takahiko Tobe, Shimpei Kawakami, Hiroyuki Moritomo, Makoto Ohmiya
  • Publication number: 20140249151
    Abstract: [Problem] To provide a compound useful as an active ingredient of a pharmaceutical composition for treating 11?-hydroxysteroid dehydrogenase type 1-related diseases such as dementia, schizophrenia, depression, pain (particularly, neuropathic pain or fibromyalgia), diabetes (particularly, type II diabetes mellitus), insulin resistance and the like. [Means for Solution] A bicyclic heterocyclic compound (the bicyclic heterocycle is formed when a cyclohexane ring is fused with a 5- to 6-membered monocyclic heterocycle that has only a nitrogen atom as a hetero atom) substituted with an acylamino group such as a (hetero)aroylamino group or the like or a pharmaceutically acceptable salt thereof was found to have an excellent selective inhibitory action against 11?-HSD1.
    Type: Application
    Filed: October 17, 2012
    Publication date: September 4, 2014
    Applicant: ASTELLAS PHARMA INC.
    Inventors: Shimpei Kawakami, Minoru Sakurai, Noriyuki Kawano, Takayuki Suzuki, Nobuyuki Shiraishi, Wataru Hamaguchi, Ryuichi Sekioka, Hiroyuki Moritomo, Ayako Motitomo
  • Patent number: 8497286
    Abstract: The present invention relates to a compound of the formula I wherein R1, R2, R3, R4 and R5 are as defined in the specification, for use in the diagnostic and therapeutic treatment of a warm-blooded animal, especially for the treatment of a disease (=disorder) that depends on activity of renin; the use of a compound of that class for the preparation of a pharmaceutical formulation for the treatment of a disease that depends on activity of renin; the use of a compound of that class in the treatment of a disease that depends on activity of renin; pharmaceutical formulations a compound of that class; a method of treatment comprising administering a compound of that class and a method for its manufacture.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: July 30, 2013
    Assignee: Novartis AG
    Inventors: Fumiaki Yokokawa, Takeru Ehara, Shimpei Kawakami, Osamu Irie, Masaki Suzuki, Yuko Hitomi, Atsushi Toyao
  • Patent number: 8383650
    Abstract: The present invention relates to a compound of the formula I wherein R1, R2, R3, R4 and R5 are as defined in the specification, for use in the diagnostic and therapeutic treatment of a warm-blooded animal, especially for the treatment of a disease (=disorder) that depends on activity of renin; the use of a compound of that class for the preparation of a pharmaceutical formulation for the treatment of a disease that depends on activity of renin; the use of a compound of that class in the treatment of a disease that depends on activity of renin; pharmaceutical formulations a compound of that class; a method of treatment comprising administering a compound of that class and a method for its manufacture.
    Type: Grant
    Filed: June 25, 2008
    Date of Patent: February 26, 2013
    Assignee: Novartis AG
    Inventors: Fumiaki Yokokawa, Takeru Ehara, Shimpei Kawakami, Osamu Irie, Masaki Suzuki, Yuko Hitomi, Atsushi Toyao
  • Publication number: 20130005770
    Abstract: The present invention relates to a compound of the formula I wherein R1, R2, R3, R4 and R5 are as defined in the specification, for use in the diagnostic and therapeutic treatment of a warm-blooded animal, especially for the treatment of a disease (=disorder) that depends on activity of renin; the use of a compound of that class for the preparation of a pharmaceutical formulation for the treatment of a disease that depends on activity of renin; the use of a compound of that class in the treatment of a disease that depends on activity of renin; pharmaceutical formulations a compound of that class; a method of treatment comprising administering a compound of that class and a method for its manufacture.
    Type: Application
    Filed: September 14, 2012
    Publication date: January 3, 2013
    Inventors: Fumiaki Yokokawa, Takeru Ehara, Shimpei Kawakami, Osamu Irie, Masaki Suzuki, Yuko Hitomi, Atsushi Toyao
  • Patent number: 8163773
    Abstract: The invention relates to 3,5-substituted piperidine compounds, these compounds for use in the diagnostic and therapeutic treatment of a warm-blooded animal, especially for the treatment of a disease (=disorder) that depends on activity of renin; the use of a compound of that class for the preparation of a pharmaceutical formulation for the treatment of a disease that depends on activity of renin; the use of a compound of that class in the treatment of a disease that depends on activity of renin; pharmaceutical formulations comprising a 3,5-substituted piperidine compound, and/or a method of treatment comprising administering a 3,5-substituted piperidine compound, a method for the manufacture of a 3,5-substituted piperidine compound, and novel intermediates and partial steps for its synthesis. The preferred compounds (which can also be present as salts) have the formula I wherein R1, R2, T, R3 and R4 are as defined in the specification.
    Type: Grant
    Filed: July 10, 2006
    Date of Patent: April 24, 2012
    Assignee: Novartis AG
    Inventors: Werner Breitenstein, Claus Erhardt, Juergen Klaus Maibaum, Nils Ostermann, Juerg Zimmermann, Keiichi Masuya, Kazuhide Konishi, Fumiaki Yokokawa, Takanori Kanazawa, Edgar Jacoby, Andreas Marzinzik, Philipp Grosche, Shimpei Kawakami
  • Patent number: 8129411
    Abstract: The invention relates to 3,5-substituted piperidine compounds, these compounds for use in the diagnostic and therapeutic treatment of a warm-blooded animal, especially for the treatment of a disease (=disorder) that depends on activity of renin; the use of a compound of that class for the preparation of a pharmaceutical formulation for the treatment of a disease that depends on activity of renin; the use of a compound of that class in the treatment of a disease that depends on activity of renin; pharmaceutical formulations comprising a 3,5-substituted piperidine compound, and/or a method of treatment comprising administering a 3,5-substituted piperidine compound, a method for the manufacture of a 3,5-substituted piperidine compound, and novel intermediates and partial steps for its synthesis. The compounds have the formula I? wherein R1, R2, T, R3 and R4 are as defined in the specification.
    Type: Grant
    Filed: December 28, 2006
    Date of Patent: March 6, 2012
    Assignee: Novartis AG
    Inventors: Takeru Ehara, Philipp Grosche, Osamu Irie, Yuki Iwaki, Takanori Kanazawa, Shimpei Kawakami, Kazuhide Konishi, Muneto Mogi, Masaki Suzuki, Fumiaki Yokokawa
  • Publication number: 20090233920
    Abstract: The invention relates to 3,5-substituted piperidine compounds, these compounds for use in the diagnostic and therapeutic treatment of a warm-blooded animal, especially for the treatment of a disease (=disorder) that depends on activity of renin; the use of a compound of that class for the preparation of a pharmaceutical formulation for the treatment of a disease that depends on activity of renin; the use of a compound of that class in the treatment of a disease that depends on activity of renin; pharmaceutical formulations comprising a 3,5-substituted piperidine compound, and/or a method of treatment comprising administering a 3,5-substituted piperidine compound, a method for the manufacture of a 3,5-substituted piperidine compound, and novel intermediates and partial steps for its synthesis. The preferred compounds (which can also be present as salts) have the formula I wherein R1, R2, T, R3 and R4 are as defined in the specification.
    Type: Application
    Filed: July 10, 2006
    Publication date: September 17, 2009
    Inventors: Werner Breitenstein, Claus Erhardt, Juergen Klaus Maibaum, Nils Ostermann, Juerg Zimmermann, Keiichi Masuya, Kazuhide Konishi, Fumiaki Yokokawa, Takanori Kanazawa, Edgar Jacoby, Andreas Marzinzik, Philipp Grosche, Shimpei Kawakami
  • Publication number: 20090192148
    Abstract: The invention relates to 3,5-substituted piperidine compounds, these compounds for use in the diagnostic and therapeutic treatment of a warm-blooded animal, especially for the treatment of a disease (=disorder) that depends on activity of renin; the use of a compound of that class for the preparation of a pharmaceutical formulation for the treatment of a disease that depends on activity of renin; the use of a compound of that class in the treatment of a disease that depends on activity of renin; pharmaceutical formulations comprising a 3,5-substituted piperidine compound, and/or a method of treatment comprising administering a 3,5-substituted piperidine compound, a method for the manufacture of a 3,5-substituted piperidine compound, and novel intermediates and partial steps for its synthesis. The compounds have the formula I? wherein R1, R2, T, R3 and R4 areas defined in the specification.
    Type: Application
    Filed: December 28, 2006
    Publication date: July 30, 2009
    Inventors: Takeru Ehara, Philipp Grosche, Osamu Irie, Yuki Iwaki, Takanori Kanazawa, Shimpei Kawakami, Kazuhide Konishi, Muneto Mogi, Masaki Suzuki, Fumiaki Yokokawa
  • Publication number: 20080319018
    Abstract: The present invention relates to a compound of the formula I wherein R1, R2, R3, R4 and R5 are as defined in the specification, for use in the diagnostic and therapeutic treatment of a warm-blooded animal, especially for the treatment of a disease (=disorder) that depends on activity of renin; the use of a compound of that class for the preparation of a pharmaceutical formulation for the treatment of a disease that depends on activity of renin; the use of a compound of that class in the treatment of a disease that depends on activity of renin; pharmaceutical formulations a compound of that class; a method of treatment comprising administering a compound of that class and a method for its manufacture.
    Type: Application
    Filed: June 25, 2008
    Publication date: December 25, 2008
    Inventors: Fumiaki Yokokawa, Takeru Ehara, Shimpei Kawakami, Osamu Irie, Masaki Suzuki, Yuku Hitomi, Atsushi Toyao