Patents by Inventor Toshimasa Ishizaki

Toshimasa Ishizaki 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: 11780841
    Abstract: The present disclosure provides a compound that is useful for the treatment and prophylaxis of rabies. The present disclosure provides a compound represented by formula XXIIF or formula XXIIB: wherein R1, R2A, R2B, R3, and R4 are defined in the specification, a solvent, or a pharmaceutically acceptable salt thereof, use of such a compound, solvate, or pharmaceutically acceptable salt thereof for the treatment or prophylaxis of rabies and cancer, a pharmaceutical composition comprising such a compound, solvate, or pharmaceutically acceptable salt thereof, and a method for the treatment or prophylaxis of rabies and cancer using the same.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: October 10, 2023
    Assignee: Irimajiri Therapeutics Inc.
    Inventors: Hiroyuki Kouji, Kentaro Yamada, Akira Katoh, Toshimasa Ishizaki, Shigeru Matsuoka, Akira Nishizono, Tadashi Mishina, Atsushi Yoshimori
  • Publication number: 20220331300
    Abstract: The present disclosure provides compounds useful in the treatment and prevention of rabies. The present disclosure provides compounds represented by formula XXIF or XXIB [in the formulas, R1, R2A, R2B, R3, and R4 are as defined in the specification], solvates or pharmaceutically acceptable salts thereof, the use of these compounds, solvates or pharmaceutically acceptable salts thereof to treat or prevent rabies, pharmaceutical compositions including these compounds, solvates or pharmaceutically acceptable salts thereof, and a method for treating and preventing rabies using the same.
    Type: Application
    Filed: June 3, 2020
    Publication date: October 20, 2022
    Inventors: Shigeru MATSUOKA, Akira KATOH, Tadashi MISHINA, Kentaro YAMADA, Atsushi YOSHIMORI, Toshimasa ISHIZAKI, Akira NISHIZONO, Hiroyuki KOUJI
  • Publication number: 20220194942
    Abstract: The present disclosure provides a compound that is useful for the treatment and prophylaxis of rabies. The present disclosure provides a compound represented by formula XXIIF or formula XXIIB: wherein R1, R2A, R2B, R3, and R4 are defined in the specification, a solvent, or a pharmaceutically acceptable salt thereof, use of such a compound, solvate, or pharmaceutically acceptable salt thereof for the treatment or prophylaxis of rabies and cancer, a pharmaceutical composition comprising such a compound, solvate, or pharmaceutically acceptable salt thereof, and a method for the treatment or prophylaxis of rabies and cancer using the same.
    Type: Application
    Filed: February 23, 2022
    Publication date: June 23, 2022
    Inventors: Hiroyuki Kouji, Kentaro Yamada, Akira Katoh, Toshimasa Ishizaki, Shigeru Matsuoka, Akira Nishizono, Tadashi Mishina, Atsushi Yoshimori
  • Patent number: 11292794
    Abstract: The present disclosure provides a compound that is useful for the treatment and prophylaxis of rabies. The present disclosure provides a compound represented by formula XXIF or formula XXIB: wherein R1, R2A, R2B, R3, and R4 are defined in the specification, a solvent, or a pharmaceutically acceptable salt thereof, use of such a compound, solvate, or pharmaceutically acceptable salt thereof for the treatment or prophylaxis of rabies and cancer, a pharmaceutical composition comprising such a compound, solvate, or pharmaceutically acceptable salt thereof, and a method for the treatment or prophylaxis of rabies and cancer using the same.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: April 5, 2022
    Assignee: Oita University Institute of Advanced Medicine, Inc.
    Inventors: Hiroyuki Kouji, Kentaro Yamada, Akira Katoh, Toshimasa Ishizaki, Shigeru Matsuoka, Akira Nishizono, Tadashi Mishina, Atsushi Yoshimori
  • Publication number: 20210214356
    Abstract: The present disclosure provides a compound that is useful for the treatment and prophylaxis of rabies. The present disclosure provides a compound represented by formula XXIF or formula XXIB: wherein R1, R2A, R2B, R3, and R4 are defined in the specification, a solvent, or a pharmaceutically acceptable salt thereof, use of such a compound, solvate, or pharmaceutically acceptable salt thereof for the treatment or prophylaxis of rabies and cancer, a pharmaceutical composition comprising such a compound, solvate, or pharmaceutically acceptable salt thereof, and a method for the treatment or prophylaxis of rabies and cancer using the same.
    Type: Application
    Filed: February 14, 2020
    Publication date: July 15, 2021
    Inventors: Hiroyuki Kouji, Kentaro Yamada, Akira Kato, Toshimasa Ishizaki, Shigeru Matsuoka, Akira Nishizono, Tadashi Mishina, Atsushi Yoshimori