Patents by Inventor Tadashi Mishina

Tadashi Mishina 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
  • Publication number: 20060079715
    Abstract: Disclosed is a process for the production of 2-amino-2-[2-(4-C2-20-alkyl-phenyl)ethyl]propane-1,3-diols.
    Type: Application
    Filed: November 29, 2005
    Publication date: April 13, 2006
    Inventors: Stephan Abel, Tetsuro Fujita, Ryoji Hirose, Guido Jordine, Tadashi Mishina
  • Patent number: 7026522
    Abstract: Disclosed is a process for the production of 2-amino-2-[2-(4-C2-20-alkyl-phenyl)ethyl]propane-1,3-diols.
    Type: Grant
    Filed: June 18, 2003
    Date of Patent: April 11, 2006
    Assignee: Novartis AG
    Inventors: Stephan Abel, Tetsuro Fujita, Ryoji Hirose, Guido Jordine, Tadashi Mishina
  • Publication number: 20030229251
    Abstract: Disclosed is a process for the production of 2-amino-2-[2-(4-C2-20-alkyl-phenyl)ethyl]propane-1,3-diols.
    Type: Application
    Filed: June 18, 2003
    Publication date: December 11, 2003
    Inventors: Stephan Abel, Tetsuro Fujita, Ryoji Hirose, Guido Jordine, Tadashi Mishina
  • Patent number: 6605744
    Abstract: Disclosed is a process for the production of 2-amino-2-[2-(4-C2-20-alkyl-phenyl)ethyl]propane-1,3-diols.
    Type: Grant
    Filed: May 8, 2001
    Date of Patent: August 12, 2003
    Assignees: Novartis AG, Taito Co. Ltd., Mitsubishi Pharma Corp.
    Inventors: Stephan Abel, Tetsuro Fujita, Ryoji Hirose, Guido Jordine, Tadashi Mishina
  • Patent number: 6476004
    Abstract: Medicinal compositions which can be processed into solutions and are useful in inhibiting rejection reactions against the transplantation of organs or bone marrow, in the maintenance immunotherapy therefor or in treating autoimmune diseases, characterized by containing 2-amino-2-[2-(4-octylphenyl)ethyl]propane-1,3-diol or pharmaceutically acceptable acid-addition salts thereof and cyclodextrins as a stabilizer optionally together with saccharides, if required.
    Type: Grant
    Filed: January 14, 1999
    Date of Patent: November 5, 2002
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Atsushi Sakai, Rumiko Masuda, Tsuneo Fujii, Tadashi Mishina, Kenji Chiba
  • Publication number: 20020072635
    Abstract: Disclosed is a process for the production of 2-amino-2-[2-(4-C2-20-alkyl-phenyl)ethyl]propane-1,3-diols.
    Type: Application
    Filed: May 8, 2001
    Publication date: June 13, 2002
    Inventors: Stephan Abel, Tetsuro Fujita, Ryoji Hirose, Guido Jordine, Tadashi Mishina
  • Patent number: 6372800
    Abstract: A benzene compound of the formula wherein each symbol is as defined in the specification; an optically active isomer or salt thereof, a medicinal composition containing the same, and an immunosuppressant containing the same as the active ingredient.
    Type: Grant
    Filed: October 19, 2000
    Date of Patent: April 16, 2002
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Tetsuro Fujita, Kunitomo Adachi, Toshiyuki Kohara, Masatoshi Kiuchi, Kenji Chiba, Koji Teshima, Tadashi Mishina
  • Patent number: 6197829
    Abstract: An external preparation for topical administration which aims at inhibiting rejection reactions at organ or bone marrow transplantation or treating autoimmune diseases or allergic diseases and contains as the active ingredient 2-amino-2-(2-(4-octylphenyl)ethyl)propane-1,3-diol or a pharmaceutically acceptable acid addition salt thereof.
    Type: Grant
    Filed: June 12, 2000
    Date of Patent: March 6, 2001
    Assignee: Welfide Corporation
    Inventors: Tsuneo Fujii, Tadashi Mishina, Koji Teshima, Tomonori Imayoshi
  • Patent number: 6187821
    Abstract: A benzene compound of the formula: wherein each symbol is as defined in the specification; an optically active isomer or salt thereof, a medicinal composition containing the same, and an immunosuppressant containing the same as the active ingredient.
    Type: Grant
    Filed: May 12, 1999
    Date of Patent: February 13, 2001
    Assignee: Welfide Corporation
    Inventors: Tetsuro Fujita, Kunitomo Adachi, Toshiyuki Kohara, Masatoshi Kiuchi, Kenji Chiba, Koji Teshima, Tadashi Mishina
  • Patent number: 6121329
    Abstract: An external preparation for topical administration which aims at inhibiting rejection reactions at organ or bone marrow transplantation or treating autoimmune diseases or allergic diseases and contains as the active ingredient 2-amino-2-(2-(4-octylphenyl)ethyl)propane-1,3-diol or a pharmaceutically acceptable acid addition salt thereof.
    Type: Grant
    Filed: August 27, 1997
    Date of Patent: September 19, 2000
    Assignee: Yoshitomi Pharmaceutical Industries, Ltd.
    Inventors: Tsuneo Fujii, Tadashi Mishina, Koji Teshima, Tomonori Imayoshi
  • Patent number: 5952316
    Abstract: 2-Amino-1,3-propanediol compounds of the formula (I) ##STR1## wherein R is an optionally substituted straight- or branched carbon chain, an optionally substituted aryl, an optionally substituted cycloalkyl or the like, and R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are the same or different and each is a hydrogen, an alkyl, an aralkyl, an acyl or an alkoxycarbonyl, pharmaceutically acceptable salts thereof and immunosuppressants comprising these compounds as active ingredients.The 2-amino-1,3-propanediol compounds of the present invention show immunosuppressive action and are useful for suppressing rejection in organ or bone marrow tranplantation, prevention and treatment of autoimmune diseases or as reagents for use in medicinal and pharmaceutical fields.
    Type: Grant
    Filed: August 14, 1997
    Date of Patent: September 14, 1999
    Assignees: Yoshitomi Pharmaceutical Industries, Ltd., Taito Co., Ltd.
    Inventors: Tetsuro Fujita, Shigeo Sasaki, Masahiko Yoneta, Tadashi Mishina, Kunitomo Adachi, Kenji Chiba
  • Patent number: 5948820
    Abstract: A benzene compound of the formula ##STR1## wherein each symbol is as defined in the specification; an optically active isomer or salt thereof, a medicinal composition containing the same, and an immunosuppressant containing the same as the active ingredient.The compound, optically active isomer or salt has an excellent immunosuppressive effect and is useful as an inhibitor for the rejection reaction occurring in organ or bone marrow transplantation, and as a preventive or remedy for articular rheumatism, atopic eczema (dermatitis), Beh.cedilla.
    Type: Grant
    Filed: February 20, 1997
    Date of Patent: September 7, 1999
    Assignee: Yoshitomi Pharmaceutical Industries, Ltd.
    Inventors: Tetsuro Fujita, Kunitomo Adachi, Toshiyuki Kohara, Masatoshi Kiuchi, Kenji Chiba, Koji Teshima, Tadashi Mishina
  • Patent number: 5719176
    Abstract: A 2-amino-1,3-propanediol compound represented by general formula (I) or a pharmaceutically acceptable salt thereof, and an immunosuppressant containing the same as the active ingredient. In said formula R represents optionally substituted linear or branched carbon chain, optionally substituted aryl or optionally substituted cycloalkyl; and R.sup.2, R.sup.3, R.sup.4 and R.sup.5, which may be the same or different from one another, represent each hydrogen, alkyl, aralkyl, acyl or alkoxycarbonyl. The compound is immunodepressant and useful as an inhibitor against rejection in organ or bone marrow transplantation, as a preventive or remedy for autoimmune diseases and so forth, or a reagent in the medical and pharmaceutical fields.
    Type: Grant
    Filed: October 2, 1996
    Date of Patent: February 17, 1998
    Assignees: Yoshitomi Pharmaceutical Industries, Ltd., Taito Co., Ltd.
    Inventors: Tetsuro Fujita, Shigeo Sasaki, Masahiko Yoneta, Tadashi Mishina, Kunitomo Adachi, Kenji Chiba
  • Patent number: 5604229
    Abstract: 2-Amino-1,3-propanediol compounds of the formula (I) ##STR1## wherein R is an optionally substituted straight- or branched carbon chain, an optionally substituted aryl, an optionally substituted cycloalkyl or the like, and R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are the same or different and each is a hydrogen, an alkyl, an aralkyl, an acyl or an alkoxycarbonyl, pharmaceutically acceptable salts thereof and immunosuppressants comprising these compounds as active ingredients.The 2-amino-1,3-propanediol compounds of the present invention show immunosuppressive action and are useful for suppressing rejection in organ or bone marrow tranplantation, prevention and treatment of autoimmune diseases or as reagents for use in medicinal and pharmaceutical fields.
    Type: Grant
    Filed: June 17, 1994
    Date of Patent: February 18, 1997
    Assignees: Yoshitomi Pharmaceutical Industries, Ltd., Taito Co., Ltd.
    Inventors: Tetsuro Fujita, Shigeo Sasaki, Masahiko Yoneta, Tadashi Mishina, Kunitomo Adachi, Kenji Chiba
  • Patent number: 5420164
    Abstract: A cycloalkylurea compound of the formula (I): ##STR1## wherein each symbol is as defined in the specification, or a pharmaceutically acceptable salt thereof, which compound inhibits ACAT and is useful as hypolipidemic and antiatherosclerotic medicine.
    Type: Grant
    Filed: May 3, 1993
    Date of Patent: May 30, 1995
    Assignee: Yoshitomi Pharmaceutical Industries, Ltd.
    Inventors: Tadashi Mishina, Kanou Harada, Joji Yasuoka, Hidenobu Kushuhara, Noriyoshi Izumi