Patents by Inventor Yasutaka Hoashi

Yasutaka Hoashi 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: 20200385346
    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: August 2, 2018
    Publication date: December 10, 2020
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Tatsuhiko FUJIMOTO, Kentaro RIKIMARU, Koichiro FUKUDA, Hiromichi SUGIMOTO, Takahiro MATSUMOTO, Yuichi KAJITA, Satoshi MIKAMI, Yuhei MIYANOHANA, Tatsuki KOIKE, Masaki DAINI, Masaki OGINO, Kohei TAKEUCHI, Tohru MIYAZAKI, Yoshiteru ITO, Norihito TOKUNAGA, Takahiro SUGIMOTO, Tsuneo ODA, Yasutaka HOASHI, Yasushi HATTORI, Keisuke IMAMURA
  • Publication number: 20200247747
    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: January 30, 2020
    Publication date: August 6, 2020
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Yasushi Hattori, Yuhei Miyanohana, Yuichi Kajita, Tatsuki Koike, Yasutaka Hoashi, Norihito Tokunaga, Alexander Martin Pawliczek, Tsuneo Oda, Tohru Miyazaki, Yoshiteru Ito, Kohei Takeuchi, Keisuke Imamura, Takahiro Sugimoto
  • Publication number: 20200207734
    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, is useful as an agent for the prophylaxis or treatment of narcolepsy.
    Type: Application
    Filed: August 2, 2018
    Publication date: July 2, 2020
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Yuichi KAJITA, Satoshi MIKAMI, Yuhei MIYANOHANA, Tatsuki KOIKE, Masaki DAINI, Norio OYABU, Masaki OGINO, Kohei TAKEUCHI, Yoshiteru ITO, Norihito TOKUNAGA, Takahiro SUGIMOTO, Tohru MIYAZAKI, Tsuneo ODA, Yasutaka HOASHI, Yasushi HATTORI, Keisuke IMAMURA
  • Publication number: 20200207715
    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, is useful as an agent for the prophylaxis or treatment of narcolepsy.
    Type: Application
    Filed: March 6, 2020
    Publication date: July 2, 2020
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Yuichi Kajita, Yuhei MIYANOHANA, Tatsuki KOIKE, Kohei TAKEUCHI, Yoshiteru ITO, Norihito TOKUNAGA, Takahiro SUGIMOTO, Tohru MIYAZAKI, Tsuneo ODA, Yasutaka HOASHI, Yasushi HATTORI, Keisuke IMAMURA
  • Patent number: 10584097
    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, is useful as an agent for the prophylaxis or treatment of narcolepsy.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: March 10, 2020
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Yuichi Kajita, Yuhei Miyanohana, Tatsuki Koike, Kohei Takeuchi, Yoshiteru Ito, Norihito Tokunaga, Takahiro Sugimoto, Tohru Miyazaki, Tsuneo Oda, Yasutaka Hoashi, Yasushi Hattori, Keisuke Imamura
  • Publication number: 20200017444
    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, is useful as an agent for the prophylaxis or treatment of narcolepsy.
    Type: Application
    Filed: September 20, 2019
    Publication date: January 16, 2020
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Yuichi KAJITA, Satoshi MIKAMI, Yuhei MIYANOHANA, Tatsuki KOIKE, Masaki DAINI, Norio OYABU, Masaki OGINO, Kohei TAKEUCHI, Yoshiteru ITO, Norihito TOKUNAGA, Takahiro SUGIMOTO, Tohru MIYAZAKI, Tsuneo ODA, Yasutaka HOASHI, Yasushi HATTORI, Keisuke IMAMURA
  • Patent number: 10428023
    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, is useful as an agent for the prophylaxis or treatment of narcolepsy.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: October 1, 2019
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Yuichi Kajita, Yuhei Miyanohana, Tatsuki Koike, Kohei Takeuchi, Yoshiteru Ito, Norihito Tokunaga, Takahiro Sugimoto, Tohru Miyazaki, Tsuneo Oda, Yasutaka Hoashi, Yasushi Hattori, Keisuke Imamura
  • Patent number: 10252974
    Abstract: The present invention provides a technology which enables introduction of an active ingredient (e.g. nucleic acids) into various cells with a high efficiency, and compounds used therefor. The present invention provides a compound represented by the formula: [wherein, each symbol is as defined in the present description] or a salt thereof.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: April 9, 2019
    Assignee: Takeda Pharmaceutical Company Limited
    Inventor: Yasutaka Hoashi
  • Publication number: 20190040010
    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, is useful as an agent for the prophylaxis or treatment of narcolepsy.
    Type: Application
    Filed: August 2, 2018
    Publication date: February 7, 2019
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Yuichi Kajita, Satoshi MIKAMI, Yuhei MIYANOHANA, Tatsuki KOIKE, Masaki DAINI, Norio OHYABU, Masaki OGINO, Kohei TAKEUCHI, Yoshiteru ITO, Norihito TOKUNAGA, Takahiro SUGIMOTO, Tohru MIYAZAKI, Tsuneo ODA, Yasutaka HOASHI, Yasushi HATTORI, Keisuke IMAMURA
  • Publication number: 20170197903
    Abstract: The present invention provides a technology which enables introduction of an active ingredient (e.g. nucleic acids) into various cells with a high efficiency, and compounds used therefor. The present invention provides a compound represented by the formula: [wherein, each symbol is as defined in the present description] or a salt thereof.
    Type: Application
    Filed: August 6, 2015
    Publication date: July 13, 2017
    Inventor: Yasutaka Hoashi
  • Publication number: 20140350260
    Abstract: The present invention provides a heterocycle derivative having a superior amyloid ? production inhibitory activity and/or a superior ?-secretase modulation activity, and use thereof. A compound represented by the formula (I): wherein each symbol is as defined in the present specification, or a salt thereof.
    Type: Application
    Filed: August 8, 2014
    Publication date: November 27, 2014
    Inventors: Tatsuki KOIKE, Minoru Nakamura, Yoshihide Tomata, Takafumi Takai, Yasutaka Hoashi, Yuichi Kajita, Tetsuya Tsukamoto, Makoto Kamata
  • Patent number: 8895591
    Abstract: The present invention provides a compound represented by the formula which is useful as an agent for the prophylaxis or treatment of diseases related to the action of melatonin, or a salt thereof and the like.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: November 25, 2014
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Osamu Uchikawa, Tatsuki Koike, Yasutaka Hoashi, Takafumi Takai
  • Patent number: 8822699
    Abstract: The present invention provides a heterocycle derivative having a superior amyloid ? production inhibitory activity and/or a superior ?-secretase modulation activity, and use thereof. A compound represented by the formula (I): wherein each symbol is as defined in the present specification, or a salt thereof.
    Type: Grant
    Filed: September 1, 2011
    Date of Patent: September 2, 2014
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Tatsuki Koike, Minoru Nakamura, Yoshihide Tomata, Takafumi Takai, Yasutaka Hoashi, Yuichi Kajita, Tetsuya Tsukamoto, Makoto Kamata
  • Patent number: 8785460
    Abstract: There is provided a compound of the formula (I?): wherein x is a nitrogen or CRx, Rx is a hydrogen, etc., R1 is an optionally substituted hydrocarbon group, etc., R2 is an optionally substituted hydrocarbon group, etc., ring A is 5- to 8-membered heterocyclic ring, etc., and each of Y1, Y2 and Y3 is an optionally substituted carbon or a nitrogen, etc.; or a salt thereof or a prodrug thereof, which have CRF receptor antagonistic activity and use thereof.
    Type: Grant
    Filed: January 21, 2009
    Date of Patent: July 22, 2014
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Kazuyoshi Aso, Katsumi Kobayashi, Takafumi Takai, Takuto Kojima, Kazuyuki Tokumaru, Michiyo Mochizuki, Yasutaka Hoashi
  • Publication number: 20140011849
    Abstract: The present invention provides a compound represented by the formula which is useful as an agent for the prophylaxis or treatment of diseases related to the action of melatonin, or a salt thereof and the like.
    Type: Application
    Filed: September 4, 2013
    Publication date: January 9, 2014
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Osamu UCHIKAWA, Tatsuki KOIKE, Yasutaka HOASHI, Takafumi TAKAI
  • Patent number: 8552037
    Abstract: The present invention provides a compound represented by the formula which is useful as an agent for the prophylaxis or treatment of diseases related to the action of melatonin, or a salt thereof and the like.
    Type: Grant
    Filed: October 23, 2012
    Date of Patent: October 8, 2013
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Osamu Uchikawa, Tatsuki Koike, Yasutaka Hoashi, Takafumi Takai
  • Publication number: 20130178497
    Abstract: The present invention provides a heterocycle derivative having a superior amyloid ? production inhibitory activity and/or a superior ?-secretase modulation activity, and use thereof. A compound represented by the formula (I): wherein each symbol is as defined in the present specification, or a salt thereof.
    Type: Application
    Filed: September 1, 2011
    Publication date: July 11, 2013
    Inventors: Tatsuki Koike, Minoru Nakamura, Yoshihide Tomata, Takafumi Takai, Yasutaka Hoashi, Yuichi Kajita, Tetsuya Tsukamoto, Makoto Kamata
  • Patent number: 8349879
    Abstract: The present invention provides a compound represented by the formula which is useful as an agent for the prophylaxis or treatment of diseases related to the action of melatonin, or a salt thereof and the like.
    Type: Grant
    Filed: March 14, 2011
    Date of Patent: January 8, 2013
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Osamu Uchikawa, Tatsuki Koike, Yasutaka Hoashi, Takafumi Takai
  • Patent number: 8318784
    Abstract: The present invention provides a compound represented by the formula which is useful as an agent for the prophylaxis or treatment of diseases related to the action of melatonin, or a salt thereof and the like.
    Type: Grant
    Filed: March 14, 2011
    Date of Patent: November 27, 2012
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Osamu Uchikawa, Tatsuki Koike, Yasutaka Hoashi, Takafumi Takai
  • Patent number: 8273761
    Abstract: The present invention provides a compound represented by the formula wherein R1 is a hydrocarbon group optionally having substituent(s), amino optionally having substituent(s), hydroxy optionally having a substituent or a heterocyclic group optionally having substituent(s), R2 is a hydrogen atom or a hydrocarbon group optionally having substituent(s), R3 is a hydrogen atom, a halogen atom, a hydrocarbon group optionally having substituent(s), amino optionally having substituent(s), hydroxy optionally having a substituent or mercapto optionally having a substituent, Xa to Xe are each a carbon atom or a nitrogen atom, m is 0 to 2, and ring A to ring C are each a ring optionally having substituent(s), or a salt thereof, which is useful as an agent for the prophylaxis or treatment of a disease relating to an action of melatonin, and the like.
    Type: Grant
    Filed: December 7, 2007
    Date of Patent: September 25, 2012
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Osamu Uchikawa, Tatsuki Koike, Takafumi Takai, Yasutaka Hoashi