Patents by Inventor Hiroyuki Kakei

Hiroyuki Kakei 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: 20240309016
    Abstract: The present invention provides a heterocyclic compound having an orexin type 2 receptor agonist activity. A compound represented by the formula (I): wherein each symbol is as described in the specification, or a salt thereof has an orexin type 2 receptor agonist activity, and is useful as an agent for the prophylaxis or treatment of narcolepsy.
    Type: Application
    Filed: March 15, 2024
    Publication date: September 19, 2024
    Inventors: Mitsunori KONO, Yusuke SASAKI, Yuya OGURO, Zenichi IKEDA, Osamu KUBO, Masaki SETO, Toru YAMASHITA, Makoto KAMATA, Kenjiro SATO, Matthew Thomas REYNOLDS, Kazuaki TAKAMI, Asato KINA, Takafumi YUKAWA, Minoru NAKAMURA, Taku KAMEI, Hiroyuki KAKEI, Fumie YAMAGUCHI, Tomohiro OHASHI, Keiko KAKEGAWA, Takuto KOJIMA, Florian PÜNNER, Masataka MURAKAMI, Takahiko TANIGUCHI, Tatsuki KOIKE, Yuichi KAJITA, Yuhei MIYANOHANA, Kohei TAKEUCHI, Yoshiteru ITO, Norihito TOKUNAGA, Yasushi HATTORI, Eiji KIMURA, Martin Alexander PAWLICZEK, Marilena PIRA, Shuhei IKEDA, Noriyuki TEZUKA, Yoshikazu WATANABE, Kevin CURRAN, Nicolle DOERING, Maria HOPKINS, Ben JOHNSON, Andre KIRYANOV, Jon LAM, Sean MURPHY, Natasha O'ROURKE, Holly REICHARD, Paul TANIS, Yunlong ZHANG
  • Publication number: 20240217957
    Abstract: The present invention provides a heterocyclic compound having an orexin type 2 receptor agonist activity. Provided is a compound of formula (I): wherein each symbol is as described in the specification, or a salt thereof has an orexin type 2 receptor agonist activity, and is useful as an agent for the prophylaxis or treatment of narcolepsy.
    Type: Application
    Filed: November 29, 2023
    Publication date: July 4, 2024
    Inventors: Asato KINA, Zenichi IKEDA, Mitsunori KONO, Yuya OGURO, Osamu KUBO, Toru YAMASHITA, Kazuaki TAKAMI, Takafumi YUKAWA, Masaki SETO, Makoto KAMATA, Kenjiro SATO, Masataka MURAKAMI, Yusuke SASAKI, Matthew Thomas REYNOLDS, Minoru NAKAMURA, Taku KAMEI, Hiroyuki KAKEI, Fumie YAMAGUCHI, Tomohiro OHASHI, Takuto KOJIMA, Keiko KAKEGAWA, Florian PÜNNER, Shinji NAKAMURA, Nao MORISHITA, Tadashi HIDAKA, Sachie TAKASHIMA, Takahiko TANIGUCHI
  • Publication number: 20230357220
    Abstract: Abstract: The present invention refers to compounds of formula (I). The present invention also relates to compounds of formula (I) for use as G Protein coupled Receptor 139 (GPR139) antagonists in methods of medical treatment of e.g. depression, Alzheimer’s disease, schizophrenia, drug addiction, sleep disorders, pain, and attention deficit hyperactivity disorder. Exemplary compounds are e.g. 3-((1H-pyrazol-4-yl)methyl)-6?-(phenyl)-2H-(1,2?-bipyridin)-2-one derivatives and related compounds. The present description discloses the synthesis and characterisation of exemplary compounds, pharmacological data thereof, as well as exemplary tablet formulations comprising the compounds of the invention (e.g. page 83 to page 110; examples 1 to 33; reference example 1; test examples 1 and 2; tables 1 to 4).
    Type: Application
    Filed: May 20, 2021
    Publication date: November 9, 2023
    Inventors: Tomoaki HASUI, Satoshi MIKAMI, JR., Toru YAMASHITA, Shinji NAKAMURA, Shinji MORIMOTO, Toshihiro IMAEDA, Kazuaki TAKAMI, Masaki DAINI, Hiroyuki KAKEI, Minoru NAKAMURA, Fumie YAMAGUCHI, Chunxiang WANG, Sachie TAKASHIMA, Makoto KAMATA, Yuya OGURO, Shuhei IKEDA
  • Publication number: 20230348435
    Abstract: The present invention refers to compounds of formula (I). The present invention also relates to compounds of formula (I) for use as G Protein coupled Receptor 139 (GPR139) antagonists in methods of medical treatment of e.g. depression, Alzheimer's disease schizophrenia, drug addiction, sleep disorders, pain, and attention deficit hyperactivity disorder. Exemplary compounds are e.g. 1-(OH-pyrazol-4-yl)methyl)-3-(phenyl)-1,3-dihydro-2H-imidazol-2-one derivatives and related compounds. The present description discloses the synthesis and characterisation of exemplary compounds, pharmacological data thereof, as well as exemplary tablet formulations comprising the compounds of the invention (e.g. page 100 to page 143; examples 1 to 167; test examples 1 and 2; tables 1 to 4).
    Type: Application
    Filed: May 20, 2021
    Publication date: November 2, 2023
    Inventors: Tomoaki HASUI, Satoshi MIKAMI, Toru YAMASHITA, Shinji NAKAMURA, Shinji MORIMOTO, Toshihiro IMAEDA, Kazuaki TAKAMI, Masaki DAINI, Hiroyuki KAKEI, Minoru NAKAMURA, Fumie YAMAGUCHI, Chunxiang WANG, Sachie TAKASHIMA, Shogo HASHIZUME
  • Patent number: 11702419
    Abstract: The present invention provides a heterocyclic compound having an antagonistic action on an NMDA receptor containing the NR2B subunit, and expected to be useful as an agent for the prophylaxis or treatment of major depression, bipolar disorder, migraine, pain, behavioral and psychological symptoms of dementia and the like. The present invention relates to a compound represented by the formula (I): wherein each symbol is as described in the description, or a salt thereof.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: July 18, 2023
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Yuya Oguro, Shigemitsu Matsumoto, Takeshi Wakabayashi, Norihito Tokunaga, Taku Kamei, Mitsuhiro Ito, Satoshi Mikami, Masaki Seto, Shinji Morimoto, Shinji Nakamura, Sachie Takashima, Masataka Murakami, Masaki Daini, Makoto Kamata, Minoru Nakamura, Yasufumi Wada, Hiroyuki Kakei, Kazuaki Takami, Taisuke Tawaraishi, Jumpei Aida, Kouichi Iwanaga, Satoshi Yamamoto
  • Publication number: 20210332053
    Abstract: The present invention provides a heterocyclic compound having an antagonistic action on an NMDA receptor containing the NR2B subunit, and expected to be useful as an agent for the prophylaxis or treatment of major depression, bipolar disorder, migraine, pain, behavioral and psychological symptoms of dementia and the like. The present invention relates to a compound represented by the formula (I): wherein each symbol is as described in the description, or a salt thereof.
    Type: Application
    Filed: March 15, 2021
    Publication date: October 28, 2021
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Yuya OGURO, Shigemitsu MATSUMOTO, Takeshi WAKABAYASHI, Norihito TOKUNAGA, Taku KAMEI, Mitsuhiro ITO, Satoshi MIKAMI, Masaki SETO, Shinji MORIMOTO, Shinji NAKAMURA, Sachie TAKASHIMA, Masataka MURAKAMI, Masaki DAINI, Makoto KAMATA, Minoru NAKAMURA, Yasufumi WADA, Hiroyuki KAKEI, Kazuaki TAKAMI, Taisuke TAWARAISHI, Jumpei AIDA, Kouichi IWANAGA, Satoshi YAMAMOTO
  • Patent number: 10807987
    Abstract: The present invention provides a heterocyclic compound having an antagonistic action on an NMDA receptor containing the NR2B subunit, and expected to be useful as an agent for the prophylaxis or treatment of major depression, bipolar disorder, migraine, pain, behavioral and psychological symptoms of dementia and the like. The present invention relates to a compound represented by the formula (I): wherein each symbol is as described in the description, or a salt thereof.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: October 20, 2020
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Yuya Oguro, Shigemitsu Matsumoto, Takeshi Wakabayashi, Norihito Tokunaga, Taku Kamei, Mitsuhiro Ito, Satoshi Mikami, Masaki Seto, Shinji Morimoto, Shinji Nakamura, Sachie Takashima, Masataka Murakami, Masaki Daini, Makoto Kamata, Minoru Nakamura, Yasufumi Wada, Hiroyuki Kakei, Kazuaki Takami, Taisuke Tawaraishi, Jumpei Aida, Kouichi Iwanaga, Satoshi Yamamoto
  • Publication number: 20190300536
    Abstract: The present invention provides a heterocyclic compound having an antagonistic action on an NMDA receptor containing the NR2B subunit, and expected to be useful as an agent for the prophylaxis or treatment of major depression, bipolar disorder, migraine, pain, behavioral and psychological symptoms of dementia and the like. The present invention relates to a compound represented by the formula (I): wherein each symbol is as described in the description, or a salt thereof.
    Type: Application
    Filed: March 27, 2019
    Publication date: October 3, 2019
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Yuya OGURO, Shigemitsu MATSUMOTO, Takeshi WAKABAYASHI, Norihito TOKUNAGA, Taku KAMEI, Mitsuhiro ITO, Satoshi MIKAMI, Masaki SETO, Shinji MORIMOTO, Shinji NAKAMURA, Sachie TAKASHIMA, Masataka MURAKAMI, Masaki DAINI, Makoto KAMATA, Minoru NAKAMURA, Yasufumi WADA, Hiroyuki KAKEI, Kazuaki TAKAMI, Taisuke TAWARAISHI, Jumpei AIDA, Kouichi IWANAGA, Satoshi YAMAMOTO
  • Patent number: 10144742
    Abstract: This invention provides compounds of formula I and subsets thereof: wherein T, J, R, R4, Rq, o, RA, and RB and subsets thereof are as described in the specification. The compounds are inhibitors of NAMPT and are thus useful for treating cancer, inflammatory conditions, or T-cell mediated autoimmune disease.
    Type: Grant
    Filed: April 17, 2015
    Date of Patent: December 4, 2018
    Assignee: Millennium Pharmaceuticals, Inc.
    Inventors: Kenneth M. Gigstad, David P. Cardin, Takaharu Hirayama, Masaaki Hirose, Yongbo Hu, Hiroyuki Kakei, Hong Myung Lee, Takashi Motoyaji, Noriyuki Nii, Zhan Shi, Stepan Vyskocil, Hiroyuki Watanabe
  • Publication number: 20170174704
    Abstract: This invention provides compounds of formula I and subsets thereof: wherein T, J, R, R4, Rq, o, RA, and RB and subsets thereof are as described in the specification. The compounds are inhibitors of NAMPT and are thus useful for treating cancer, inflammatory conditions, or T-cell mediated autoimmune disease.
    Type: Application
    Filed: April 17, 2015
    Publication date: June 22, 2017
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Kenneth M. Gigstad, David P. Cardin, Takaharu Hirayama, Masaaki Hirose, Yongbo Hu, Hiroyuki Kakei, Hong Myung Lee, Takashi Motoyaji, Noriyuki Nii, Zhan Shi, Stepan Vyskocil, Hiroyuki Watanabe