Patents by Inventor Ryoichi Matsuda

Ryoichi Matsuda 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: 9371274
    Abstract: [Problem] Provision of a novel compound having read-through activity and a drug for the treatment of nonsense mutation-type disease containing this compound. [Solution] A compound represented by the following general formula (1): and a pharmaceutical composition containing this compound.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: June 21, 2016
    Assignee: THE UNIVERSITY OF TOKYO
    Inventors: Yoshio Hayashi, Akihiro Taguchi, Fumika Yakushiji, Yuri Yamazaki, Ryoichi Matsuda, Masataka Shiozuka
  • Patent number: 9358246
    Abstract: A readthrough inducing agent for inducing readthrough of a premature stop codon generated by nonsense mutations, the readthrough inducing agent comprising a compound having a structure expressed by the following Structural Formula (A), and a drug for treating a genetic disease caused by nonsense mutations, the drug comprising the readthrough inducing agent.
    Type: Grant
    Filed: September 15, 2014
    Date of Patent: June 7, 2016
    Assignees: Microbial Chemistry Research Foundation, The University of Tokyo
    Inventors: Ryoichi Matsuda, Masataka Shiozuka, Akira Wagatsuma, Yoshikazu Takahashi, Daishiro Ikeda, Yoshiaki Nonomura, Masafumi Matsuo, Atsushi Nishida
  • Publication number: 20150005249
    Abstract: A readthrough inducing agent for inducing readthrough of a premature stop codon generated by nonsense mutations, the readthrough inducing agent comprising a compound having a structure expressed by the following Structural Formula (A), and a drug for treating a genetic disease caused by nonsense mutations, the drug comprising the readthrough inducing agent.
    Type: Application
    Filed: September 15, 2014
    Publication date: January 1, 2015
    Inventors: Ryoichi Matsuda, Masataka Shiozuka, Akira Wagatsuma, Yoshikazu Takahashi, Daishiro Ikeda, Yoshiaki Nonomura, Masafumi Matsuo, Atsushi Nishida
  • Publication number: 20140364642
    Abstract: [Problem] Provision of a novel compound having read-through activity and a drug for the treatment of nonsense mutation-type disease containing this compound. [Solution] A compound represented by the following general formula (1): and a pharmaceutical composition containing this compound.
    Type: Application
    Filed: May 30, 2014
    Publication date: December 11, 2014
    Applicant: THE UNIVERSITY OF TOKYO
    Inventors: Yoshio HAYASHI, Akihiro TAGUCHI, Fumika YAKUSHIJI, Yuri YAMAZAKI, Ryoichi MATSUDA, Masataka SHIOZUKA
  • Patent number: 8709744
    Abstract: The present invention provides cellular screening substrata which can be formed in simple processing steps. The cellular screening substrata can be formed which are characterized in that plural cellular screening substances are positioned and immobilized at predetermined positions on a base by micro-droplet discharging means, and plural areas having different cellular screening functions are formed thereon.
    Type: Grant
    Filed: February 28, 2011
    Date of Patent: April 29, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kenji Nishiguchi, Takeshi Miyazaki, Ryoichi Matsuda, Kohei Watanabe
  • Publication number: 20130005953
    Abstract: A readthrough inducing agent for inducing readthrough of a premature stop codon generated by nonsense mutations, the readthrough inducing agent comprising a compound having a structure expressed by the following Structural Formula (A), and a drug for treating a genetic disease caused by nonsense mutations, the drug comprising the readthrough inducing agent.
    Type: Application
    Filed: August 1, 2012
    Publication date: January 3, 2013
    Inventors: Ryoichi MATSUDA, Masataka SHIOZUKA, Akira WAGATSUMA, Yoshikazu TAKAHASHI, Daishiro IKEDA, Yoshiaki NONOMURA, Masafumi MATSUO, Atsushi NISHIDA
  • Patent number: 8323973
    Abstract: A cell culture substrate having at least one area for culturing a cell on a substrate, characterized in that the culturing area comprises an area releasably holding a biologically active substance having a biological activity to the cell and an area for immobilizing a biologically active substance having a biological activity to the cell.
    Type: Grant
    Filed: December 13, 2004
    Date of Patent: December 4, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventors: Qsamu Kanome, Kohei Watanabe, Takeshi Miyazaki, Tomoyo Fujiyama, Ryoichi Matsuda
  • Patent number: 8148153
    Abstract: A cell culture substrate having at least one area for culturing a cell on a substrate, characterized in that the culturing area comprises an area releasably holding a biologically active substance having a biological activity to the cell and an area for immobilizing a biologically active substance having a biological activity to the cell.
    Type: Grant
    Filed: February 23, 2010
    Date of Patent: April 3, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventors: Osamu Kanome, Kohei Watanabe, Takeshi Miyazaki, Tomoyo Fujiyama, Ryoichi Matsuda
  • Publication number: 20110152123
    Abstract: The present invention provides cellular screening substrata which can be formed in simple processing steps. The cellular screening substrata can be formed which are characterized in that plural cellular screening substances are positioned and immobilized at predetermined positions on a base by micro-droplet discharging means, and plural areas having different cellular screening functions are formed thereon.
    Type: Application
    Filed: February 28, 2011
    Publication date: June 23, 2011
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Kenji Nishiguchi, Takeshi Miyazaki, Ryoichi Matsuda, Kohei Watanabe
  • Patent number: 7960168
    Abstract: The invention provides a biologically active substance transfer sheet which can be formed with simple steps, a cell culture kit which comprises a cell culture plate and a biologically active substance transfer sheet, a producing method therefor, and a method for screening cell culture conditions with cells. The transfer sheet is prepared by providing biologically active substances having biological activity in plural areas on a sheet base, and biologically active substances are supplied from the sheet to culture regions provided on the plate.
    Type: Grant
    Filed: July 30, 2008
    Date of Patent: June 14, 2011
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kohei Watanabe, Takeshi Miyazaki, Osamu Kanome, Ryoichi Matsuda, Tomoyo Fujiyama
  • Patent number: 7846727
    Abstract: The present invention relates to a substrate for cell culture capable of controlling at least one function selected from adhesion, proliferation, differentiation, survival, maintenance of undifferentiated state, and apoptosis of a cell. The substrate comprises an immobilization area of controlling substances involved in at least one of the functions of adhesion, proliferation, differentiation, survival, maintenance of undifferentiated state and apoptosis of cells, for example: and the areas are formed by supplying a liquid containing the controlling substances to the substrate by small microdroplet ejection means and immobilizing the controlling substance on the substrate.
    Type: Grant
    Filed: March 29, 2002
    Date of Patent: December 7, 2010
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kenji Nishiguchi, Takeshi Miyazaki, Ryoichi Matsuda, Kohei Watanabe
  • Publication number: 20100151510
    Abstract: A cell culture substrate having at least one area for culturing a cell on a substrate, characterized in that the culturing area comprises an area releasably holding a biologically active substance having a biological activity to the cell and an area for immobilizing a biologically active substance having a biological activity to the cell.
    Type: Application
    Filed: February 23, 2010
    Publication date: June 17, 2010
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Osamu Kanome, Kohei Watanabe, Takeshi Miyazaki, Tomoyo Fujiyama, Ryoichi Matsuda
  • Publication number: 20100093867
    Abstract: An object of the present invention is to provide compounds having read-through activity for use in treatment methods of genetic diseases caused by nonsense mutation, to provide pharmaceutical compositions comprising the compound, and to provide a treatment method of genetic diseases caused by nonsense mutation comprising administering the compound. The present invention can provide a method of producing wild type normal protein in a living body of a mammal from a gene with a premature termination codon being generated by a mutation, wherein the method comprises administering a compound expressed by the following formula (VI): (wherein R1, R2, R3, R4, R5 and X1 in the formula are as defined in description) or the like to the mammal.
    Type: Application
    Filed: July 5, 2007
    Publication date: April 15, 2010
    Inventors: Ryoichi Matsuda, Masataka Shiozuka, Alexander MacKerell, JR.
  • Publication number: 20080293138
    Abstract: The invention provides a biologically active substance transfer sheet which can be formed with simple steps, a cell culture kit which comprises a cell culture plate and a biologically active substance transfer sheet, a producing method therefor, and a method for screening cell culture conditions with cells. The transfer sheet is prepared by providing biologically active substances having biological activity in plural areas on a sheet base, and biologically active substances are supplied from the sheet to culture regions provided on the plate.
    Type: Application
    Filed: July 30, 2008
    Publication date: November 27, 2008
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Kohei Watanabe, Takeshi Miyazaki, Osamu Kanome, Ryoichi Matsuda, Tomoyo Fujiyama
  • Patent number: 7419820
    Abstract: The invention provides a biologically active substance transfer sheet which can be formed with simple steps, a cell culture kit which comprises a cell culture plate and a biologically active substance transfer sheet, a producing method therefor, and a method for screening cell culture conditions with cells. The transfer sheet is prepared by providing biologically active substances having biological activity in plural areas on a sheet base, and biologically active substances are supplied from the sheet to culture regions provided on the plate.
    Type: Grant
    Filed: December 16, 2004
    Date of Patent: September 2, 2008
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kohei Watanabe, Takeshi Miyazaki, Osamu Kanome, Ryoichi Matsuda, Tomoyo Fujiyama
  • Publication number: 20060246508
    Abstract: The invention provides a biologically active substance transfer sheet which can be formed with simple steps, a cell culture kit which comprises a cell culture plate and a biologically active substance transfer sheet, a producing method therefor, and a method for screening cell culture conditions with cells. The transfer sheet is prepared by providing biologically active substances having biological activity in plural areas on a sheet base, and biologically active substances are supplied from the sheet to culture regions provided on the plate.
    Type: Application
    Filed: December 16, 2004
    Publication date: November 2, 2006
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Kohei Watanabe, Takeshi Miyazaki, Osamu Kanome, Ryoichi Matsuda, Tomoyo Fujiyama
  • Publication number: 20050014835
    Abstract: The present invention comprises compositions for treating diseases caused by nonsense mutations, including dipeptide antibiotics of Formula (I) shown below, such as negamycin. Unlike aminoglycoside antibiotics such as gentamicin, dipeptide antibiotics can induce the expression of mature proteins by readthrough nonsense mutations without generating serious side effects.
    Type: Application
    Filed: June 13, 2002
    Publication date: January 20, 2005
    Inventors: Masayuki Arakawa, Ryoichi Matsuda
  • Publication number: 20020182721
    Abstract: The present invention relates to a substrate for cell culture capable of controlling at least one function selected from adhesion, proliferation, differentiation, survival, maintenance of undifferentiated state, and apoptosis of a cell. The substrate comprises an immobilization area of controlling substances involved in at least one of the functions of adhesion, proliferation, differentiation, survival, maintenance of undifferentiated state and apoptosis of cells, for example: and the areas are formed by supplying a liquid containing the controlling substances to the substrate by small microdroplet ejection means and immobilizing the controlling substance on the substrate.
    Type: Application
    Filed: March 29, 2002
    Publication date: December 5, 2002
    Inventors: Kenji Nishiguchi, Takeshi Miyazaki, Ryoichi Matsuda, Kohei Watanabe
  • Publication number: 20020177221
    Abstract: The present invention provides cellular screening substrata which can be formed in simple processing steps. The cellular screening substrata can be formed which are characterized in that plural cellular screening substances are positioned and immobilized at predetermined positions on a base by micro-droplet discharging means, and plural areas having different cellular screening functions are formed thereon.
    Type: Application
    Filed: March 29, 2002
    Publication date: November 28, 2002
    Inventors: Kenji Nishiguchi, Takeshi Miyazaki, Ryoichi Matsuda, Kohei Watanabe
  • Patent number: 4002860
    Abstract: Only one reversible electro-acoustic converter is used to act without a press-to-talk switch or the like as a transmitter and a receiver. The electro-acoustic converter is connected to a communication line through two 2 - 4 converters in the form of hybrid transformers which are interconnected to form a transmitting system and a receiving system.
    Type: Grant
    Filed: April 2, 1975
    Date of Patent: January 11, 1977
    Assignee: Nippon Telegraph and Telephone Public Corporation
    Inventors: Masaaki Terai, Kazuhiko Kakehi, Ryoichi Matsuda, Giichi Ito