Patents by Inventor Akinori TOITA

Akinori TOITA 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).

  • Heterocyclic compound
    Patent number: 12084436
    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: Grant
    Filed: January 29, 2020
    Date of Patent: September 10, 2024
    Assignee: 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
  • MACROCYCLIC COMPOUNDS AS PROTEASOME INHIBITORS
    Publication number: 20240043470
    Abstract: The compounds of the present invention are represented by the following compounds having Formula I and Formula (I?): where the substituents R1, R2, R2?, R3, R4, R5, R?, R?, X, Y, and Z are as defined herein and where the substituents R1, R2, R3, R4, R5, R?, R?, X, Y, and Z are as defined herein. These compounds are used in the treatment of bacterial infections, parasite infections, fungal infections, cancer, immunologic disorders, autoimmune disorders, neurodegenerative diseases and disorders, inflammatory disorders, or muscular dystrophy or for providing immunosuppression for transplanted organs or tissues.
    Type: Application
    Filed: September 25, 2023
    Publication date: February 8, 2024
    Inventors: Gang LIN, Carl NATHAN, Laura KIRKMAN, Wenhu ZHAN, Trevor MORGAN, Kenjiro SATO, Ryoma HARA, Masanori KAWASAKI, Toshihiro IMAEDA, Akinori TOITA, Rei OKAMOTO, Takafumi YUKAWA, Kazuyoshi ASO, Tzu-Tshin WONG, John D. GINN, Michael A. FOLEY
  • Macrocyclic compounds as proteasome inhibitors
    Patent number: 11834515
    Abstract: The compounds of the present invention are represented by the following compounds having Formula I and Formula (I?): where the substituents R1, R2, R2?, R3, R4, R5, R?, R?, X, Y, and Z are as defined herein and where the substituents R1, R2, R3, R4, R5, R?, R?, X, Y, and Z are as defined herein. These compounds are used in the treatment of bacterial infections, parasite infections, fungal infections, cancer, immunologic disorders, autoimmune disorders, neurodegenerative diseases and disorders, inflammatory disorders, or muscular dystrophy or for providing immunosuppression for transplanted organs or tissues.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: December 5, 2023
    Assignees: CORNELL UNIVERSITY, TRI-INSTITUTIONAL THERAPEUTICS DISCOVERY INSTITUTE
    Inventors: Gang Lin, Carl Nathan, Laura Kirkman, Wenhu Zhan, Trevor Morgan, Kenjiro Sato, Ryoma Hara, Masanori Kawasaki, Toshihiro Imaeda, Akinori Toita, Rei Okamoto, Takafumi Yukawa, Kazuyoshi Aso, Tzu-Tshin Wong, John D. Ginn, Michael A. Foley
  • NITROGEN CONTAINING HETEROCYCLES AS CDK12 INHIBITORS
    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
  • Heterocyclic compound
    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
  • ANTI-ALS COMPOUNDS
    Publication number: 20230037538
    Abstract: The present invention relates to compounds expected to be useful in the prevention and/or treatment of diseases such as amyotrophic lateral sclerosis, frontotemporal dementia, chronic traumatic encephalopathy, Alzheimer's disease, frontotemporal lobar degeneration, multisystem proteinopathy and the like, a method for preventing or treating such diseases, and the like.
    Type: Application
    Filed: June 23, 2022
    Publication date: February 9, 2023
    Inventors: Dennis Solas, Anatoliy Kitaygorodskyy, Kumar Paulvannan, Vishwanath R. Lingappa, Masato Yoshikawa, Masahiro Ito, Yuta Tanaka, Keiko Kakegawa, Tomohiro Ohashi, Takuto Kojima, Akinori Toita, Osamu Kubo, Fumiaki Kikuchi, Florian Pünner, Junsi Wang
  • MACROCYCLIC COMPOUNDS AS PROTEASOME INHIBITORS
    Publication number: 20220324907
    Abstract: The compounds of the present invention are represented by the following compounds having Formula I and Formula (I?): where the substituents R1, R2, R2?, R3, R4, R5, R?, R?, X, Y, and Z are as defined herein and where the substituents R1, R2, R3, R4, R5, R?, R?, X, Y, and Z are as defined herein. These compounds are used in the treatment of bacterial infections, parasite infections, fungal infections, cancer, immunologic disorders, autoimmune disorders, neurodegenerative diseases and disorders, inflammatory disorders, or muscular dystrophy or for providing immunosuppression for transplanted organs or tissues.
    Type: Application
    Filed: October 11, 2018
    Publication date: October 13, 2022
    Inventors: Gang LIN, Carl NATHAN, Laura KIRKMAN, Wenhu ZHAN, Trevor MORGAN, Kenjiro SATO, Ryoma HARA, Masanori KAWASAKI, Toshihiro IMAEDA, Akinori TOITA, Rei OKAMOTO, Takafumi YUKAWA, Kazuyoshi ASO, Tzu-Tshin WONG, John D. GINN, Michael A. FOLEY
  • HETEROCYCLIC COMPOUND
    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
  • HETEROCYCLIC COMPOUND AND USE THEREOF
    Publication number: 20220089525
    Abstract: A heterocyclic compound that can have an antagonistic action on an NMDA receptor containing the NR2B subunit, and is expected to be useful as a prophylactic or therapeutic agent for depression, bipolar disorder, migraine, pain, peripheral symptoms of dementia and the like is provided. A compound represented by the formula (I): wherein each symbol is as described in the DESCRIPTION, or a salt thereof.
    Type: Application
    Filed: January 23, 2020
    Publication date: March 24, 2022
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Yuya OGURO, Makoto KAMATA, Satoshi MIKAMI, Shinji MORIMOTO, Sachie TAKASHIMA, Masaki DAINI, Osamu KUBO, Fumiaki KIKUCHI, Akinori TOITA, Florian PUENNER, Takahito KASAHARA, Masataka MURAKAMI, Shuhei IKEDA, Fumie YAMAGUCHI, Minoru NAKAMURA, Takafumi YUKAWA
  • HETEROCYCLIC COMPOUND
    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
  • HDAC6 inhibitory heterocyclic compound
    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
  • HETEROCYCLIC COMPOUND
    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