Patents by Inventor Yasuhiro Imaeda

Yasuhiro Imaeda 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: 20230117295
    Abstract: Provided is a compound that may have a superior CDK12 inhibitory action and is expected to be useful as a prophylactic or therapeutic drug for cancer and the like. A compound represented by the following formula (I): wherein each symbol is as described in the DESCRIPTION, or a salt thereof.
    Type: Application
    Filed: December 6, 2022
    Publication date: April 20, 2023
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Koji ONO, Masahiro ITO, Toshio TANAKA, Moriteru ASANO, Takaharu HIRAYAMA, Jun FUJIMOTO, Nobuki SAKAUCHI, Yasuhiro HIRATA, Akinori TOITA, Nao MORISHITA, Hironori KOKUBO, Yasuhiro IMAEDA, Hironobu MAEZAKI, Douglas Robert CARY, Ryo MIZOJIRI, Nobuo CHO, Hiroshi BANNO, Hidekazu TOKUHARA, Yasuyoshi ARIKAWA
  • Patent number: 11584737
    Abstract: Provided is a compound that may have a superior CDK12 inhibitory action and is expected to be useful as a prophylactic or therapeutic drug for cancer and the like. A compound represented by the following formula (I): wherein each symbol is as described in the DESCRIPTION, or a salt thereof.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: February 21, 2023
    Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Koji Ono, Masahiro Ito, Toshio Tanaka, Moriteru Asano, Takaharu Hirayama, Jun Fujimoto, Nobuki Sakauchi, Yasuhiro Hirata, Akinori Toita, Nao Morishita, Hironori Kokubo, Yasuhiro Imaeda, Hironobu Maezaki, Douglas Robert Cary, Ryo Mizojiri, Nobuo Cho, Hiroshi Banno, Hidekazu Tokuhara, Yasuyoshi Arikawa
  • Publication number: 20220098180
    Abstract: The present invention provides a heterocyclic compound having a HDAC inhibitory action, which is useful for the treatment of central nervous system diseases including neurodegenerative diseases, and the like, and a medicament comprising the compound. 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: January 29, 2020
    Publication date: March 31, 2022
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Masahiro ITO, Takeshi YAMAMOTO, Keiko KAKEGAWA, Hideyuki SUGIYAMA, Tohru MIYAZAKI, Yasuyoshi ARIKAWA, Tomohiro OKAWA, Jinichi YONEMORI, Osamu KUBO, Akinori TOITA, Takuto KOJIMA, Fumiaki KIKUCHI, Minoru SASAKI, Misaki HOMMA, Yasuhiro IMAEDA, Hironobu MAEZAKI, Shiinobu SASAKI, Ayumu SATO, Hirotaka KAMITANI, Yasutomi ASANO, Hironori KOKUBO, Masato YOSHIKAWA
  • Publication number: 20210363130
    Abstract: Provided is a compound that may have a superior CDK12 inhibitory action and is expected to be useful as a prophylactic or therapeutic drug for cancer and the like. A compound represented by the following formula (I): wherein each symbol is as described in the DESCRIPTION, or a salt thereof.
    Type: Application
    Filed: March 28, 2019
    Publication date: November 25, 2021
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Koji ONO, Masahiro ITO, Toshio TANAKA, Moriteru ASANO, Takaharu HIRAYAMA, Jun FUJIMOTO, Nobuki SAKAUCHI, Yasuhiro HIRATA, Akinori TOITA, Nao MORISHITA, Hironori KOKUBO, Yasuhiro IMAEDA, Hironobu MAEZAKI, Douglas Robert CARY, Ryo MIZOJIRI, Nobuo CHO, Hiroshi BANNO, Hidekazu TOKUHARA, Yasuyoshi ARIKAWA
  • Patent number: 10435399
    Abstract: The present invention provides a heterocyclic compound having a HDAC inhibitory action, and useful for the treatment of central nervous system diseases including neurodegenerative disease, and the like, and a medicament comprising the compound. The present invention relates to a compound represented by the formula (I): wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: October 8, 2019
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Masahiro Ito, Hideyuki Sugiyama, Osamu Kubo, Fumiaki Kikuchi, Takeshi Yasui, Keiko Kakegawa, Zenichi Ikeda, Tohru Miyazaki, Yasuyoshi Arikawa, Tomohiro Okawa, Jinichi Yonemori, Akinori Toita, Takuto Kojima, Yasutomi Asano, Ayumu Sato, Hironobu Maezaki, Shinobu Sasaki, Hironori Kokubo, Misaki Homma, Minoru Sasaki, Yasuhiro Imaeda
  • Publication number: 20190135799
    Abstract: The present invention provides a heterocyclic compound having a HDAC inhibitory action, and useful for the treatment of central nervous system diseases including neurodegenerative disease, and the like, and a medicament comprising the compound. The present invention relates to a compound represented by the formula (I): wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Application
    Filed: July 30, 2018
    Publication date: May 9, 2019
    Inventors: Masahiro ITO, Hideyuki SUGIYAMA, Osamu KUBO, Fumiaki KIKUCHI, Takeshi YASUI, Keiko KAKEGAWA, Zenichi IKEDA, Tohru MIYAZAKI, Yasuyoshi ARIKAWA, Tomohiro OKAWA, Jinichi YONEMORI, Akinori TOITA, Takuto KOJIMA, Yasutomi ASANO, Ayumu SATO, Hironobu MAEZAKI, Shinobu SASAKI, Hironori KOKUBO, Misaki HOMMA, Minoru SASAKI, Yasuhiro IMAEDA
  • Publication number: 20160046601
    Abstract: Compounds represented by the formulas wherein each symbol is as defined in the specification, and a prodrug thereof have a superior renin inhibitory activity, and are useful as agents for the prophylaxis or treatment of hypertension, various organ damages attributable to hypertension and the like.
    Type: Application
    Filed: October 28, 2015
    Publication date: February 18, 2016
    Inventors: Takanobu KUROITA, Yasuhiro IMAEDA, Kouichi IWANAGA, Naohiro TAYA, Hidekazu TOKUHARA, Yoshiyuki FUKASE
  • Patent number: 9221836
    Abstract: Compounds represented by the formulas wherein each symbol is as defined in the specification, and a prodrug thereof have a superior renin inhibitory activity, and are useful as agents for the prophylaxis or treatment of hypertension, various organ damages attributable to hypertension and the like.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: December 29, 2015
    Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Takanobu Kuroita, Yasuhiro Imaeda, Kouichi Iwanaga, Naohiro Taya, Hidekazu Tokuhara
  • Publication number: 20150191486
    Abstract: Compounds represented by the formulas wherein each symbol is as defined in the specification, and a prodrug thereof have a superior renin inhibitory activity, and are useful as agents for the prophylaxis or treatment of hypertension, various organ damages attributable to hypertension and the like.
    Type: Application
    Filed: March 23, 2015
    Publication date: July 9, 2015
    Inventors: Takanobu KUROITA, Yasuhiro IMAEDA, Kouichi IWANAGA, Naohiro TAYA, Hidekazu TOKUHARA, YOSHIYUKI FUKASE
  • Patent number: 9045436
    Abstract: Compounds represented by the formulas wherein each symbol is as defined in the specification, and a prodrug thereof have a superior renin inhibitory activity, and are useful as agents for the prophylaxis or treatment of hypertension, various organ damages attributable to hypertension and the like.
    Type: Grant
    Filed: April 13, 2012
    Date of Patent: June 2, 2015
    Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Takanobu Kuroita, Yasuhiro Imaeda, Kouichi Iwanaga, Naohiro Taya, Hidekazu Tokuhara
  • Patent number: 8697865
    Abstract: The present invention provides a cyclic amide derivative useful as a drug for treating thrombosis, which is represented by the formula (I): wherein R1 represents an optionally substituted cyclic hydrocarbon group or an optionally substituted heterocyclic group, W represents a bond or an optionally substituted divalent chain hydrocarbon group, a represents 0, 1, or 2, X1 represents an optionally substituted lower alkylene or an optionally substituted lower alkenylene, Y1 represents —C(O)—, —S(O)— or —S(O)2—, A represents a piperazine ring which may be further substituted or a piperidine ring which may be further substituted, X2 represents a bond or an optionally substituted lower alkylene, Y2 represents —C(O)—, —S(O)—, —S(O)2— or —C(?NR7)—, X3 represents an optionally substituted C1-4 alkylene or an optionally substituted C2-4 alkenylene, Z3 represents —N(R4)—, —O— or a bond, Z1 represents —C(R2) (R2?)—, —N(R2)—, etc., and Z2 represents —C(R3)(R3?)—, —N(R3)—, etc., or a salt thereof.
    Type: Grant
    Filed: March 2, 2010
    Date of Patent: April 15, 2014
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Keiji Kubo, Yasuhiro Imaeda
  • Patent number: 8664380
    Abstract: Compounds represented by the formulas wherein each symbol is as defined in the specification, and a prodrug thereof have a superior renin inhibitory activity, and are useful as agents for the prophylaxis or treatment of hypertension, various organ damages attributable to hypertension and the like.
    Type: Grant
    Filed: June 17, 2009
    Date of Patent: March 4, 2014
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Takanobu Kuroita, Yasuhiro Imaeda, Kouichi Iwanaga, Naohiro Taya, Hidekazu Tokuhara
  • Patent number: 8466282
    Abstract: Compounds represented by the formulas (I) (II) wherein each symbol is as defined in the specification, and a prodrug thereof have a superior renin inhibitory activity, and are useful as agents for the prophylaxis or treatment of hypertension, various organ damages attributable to hypertension and the like.
    Type: Grant
    Filed: June 17, 2009
    Date of Patent: June 18, 2013
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Takanobu Kuroita, Yasuhiro Imaeda, Kouichi Iwanaga, Naohiro Taya, Hidekazu Tokuhara, Yoshiyuki Fukase
  • Patent number: 8329691
    Abstract: A renin inhibitor comprising a compound represented by the formula: wherein each symbol is as defined in the description, or a salt thereof or a prodrug thereof. The compound of the present invention has a superior renin inhibitory activity, and thus is useful as an agent for the prophylaxis or treatment of hypertension, various organ damages attributable to hypertension and the like.
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: December 11, 2012
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Yasuhiro Imaeda, Takanobu Kuroita, Yoshiyuki Fukase, Shinkichi Suzuki, Michiko Tawada
  • Publication number: 20120264733
    Abstract: Compounds represented by the formulas wherein each symbol is as defined in the specification, and a prodrug thereof have a superior renin inhibitory activity, and are useful as agents for the prophylaxis or treatment of hypertension, various organ damages attributable to hypertension and the like.
    Type: Application
    Filed: April 13, 2012
    Publication date: October 18, 2012
    Inventors: Takanobu KUROITA, Yasuhiro Imaeda, Kouichi Iwanaga, Naohiro Taya, Hidekazu Tokuhara, Yoshiyuki Fukase
  • Publication number: 20110178057
    Abstract: Compounds represented by the formulas (I) (II) wherein each symbol is as defined in the specification, and a pro-drug thereof have a superior renin inhibitory activity, and are useful as agents for the prophylaxis or treatment of hypertension, various organ damages attributable to hypertension and the like.
    Type: Application
    Filed: June 17, 2009
    Publication date: July 21, 2011
    Inventors: Takanobu Kuroita, Yasuhiro Imaeda, Kouichi Iwanaga, Naohiro Taya, Hidekazu Tokuhara, Yoshiyuki Fukase
  • Publication number: 20110070297
    Abstract: Compounds, pharmaceutical compositions, kits and methods are provided for use with glucokinase that comprise a compound selected from the group consisting of: wherein the variables are as defined herein.
    Type: Application
    Filed: December 1, 2010
    Publication date: March 24, 2011
    Applicants: Takeda San Diego, Inc., Takeda Pharmaceutical Company Limited
    Inventors: Sheldon X. Cao, Jun Feng, Yasuhiro Imaeda, Stephen L. Gwaltney, David J. Hosfield, Nobuyuki Takakura, Mingnam Tang
  • Publication number: 20110009389
    Abstract: There is provided an imidazole derivative useful as a thrombosis treating agent, which is represented by the formula (I): wherein R represents an optionally substituted cyclic hydrocarbon group or an optionally substituted heterocyclic group, W represents a bond or an optionally substituted divalent linear hydrocarbon group, X represents an optionally substituted divalent hydrocarbon group, Y represents —CO—, —S(O)—, —S(O)2— or a bond, ring A represents an optionally substituted pyrrolidine ring, an optionally substituted piperidine ring or an optionally substituted perhydroazepine ring, Z1 and Z3 independently represent a bond or an optionally substituted divalent linear hydrocarbon group, Z2 represents —N(R1)—, —O—, —S(O)—, —S(O)2—, —CO—, —CH(R1)— or a bond, ring B represents an optionally substituted imidazole ring, wherein a substituent which the optionally substituted imidazole ring represented by ring B may have may be taken together with R1 to form an optionally substituted ring, and a represents 0
    Type: Application
    Filed: September 10, 2010
    Publication date: January 13, 2011
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Keiji KUBO, Takanobu KUROITA, Yasuhiro IMAEDA, Masaki KAWAMURA
  • Publication number: 20100324010
    Abstract: A renin inhibitor comprising a compound represented by the formula: wherein each symbol is as defined in the description, or a salt thereof or a prodrug thereof. The compound of the present invention has a superior renin inhibitory activity, and thus is useful as an agent for the prophylaxis or treatment of hypertension, various organ damages attributable to hypertension and the like.
    Type: Application
    Filed: October 14, 2008
    Publication date: December 23, 2010
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Yasuhiro Imaeda, Takanobu Kuroita, Yoshiyuki Fukase, Shinkichi Suzuki, Michiko Amano
  • Patent number: 7820673
    Abstract: The present invention provides a urea derivative or a salt thereof, which is useful as a therapeutic agent for thrombosis.
    Type: Grant
    Filed: December 15, 2004
    Date of Patent: October 26, 2010
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Keiji Kubo, Yasuhiro Imaeda