Patents by Inventor Toshihiro Tsukui

Toshihiro Tsukui 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: 11104727
    Abstract: Provided are an anti-canine TARC antibody for use in the treatment and diagnosis of canine atopic dermatitis, and a method for treating or diagnosing canine atopic dermatitis using the same. An anti-canine TARC monoclonal antibody binding to canine TARC, comprising a heavy chain variable region consisting of the amino acid sequence shown in SEQ ID NO: 2 and a light chain variable region consisting of the amino acid sequence shown in SEQ ID NO: 4, or a functional fragment thereof binding to canine TARC.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: August 31, 2021
    Assignee: NIPPON ZENYAKU KOGYO CO., LTD.
    Inventors: Toshihiro Tsukui, Miyuki Kageyama, Masahiro Kato, Rieko Suzuki
  • Patent number: 10428112
    Abstract: The present invention provides a synthetic peptide capable of inducing an antibody to an autoantigen, and specifically, provides: a multiplexed same type-antigenic peptide having a dendritic core and B-cell recognition peptides, wherein the multiplexed same type-antigenic peptide comprises 4 to 8 B-cell recognition peptides of the same type that are bound to the terminal ends of the dendritic core directly or via a spacer, and each B-cell recognition peptide is bound to the terminal end of the dendritic core directly or via a spacer; an antibody production-inducing agent having the peptides; and a method for producing the peptide.
    Type: Grant
    Filed: June 11, 2015
    Date of Patent: October 1, 2019
    Assignees: RIKEN, Animal Allergy Clinical Laboratories Inc., Nippon Zenyaku Kogyo Co., Ltd.
    Inventors: Kenichi Masuda, Yasuyuki Ishii, Toshihiro Tsukui
  • Publication number: 20180319879
    Abstract: Provided are an anti-canine TARC antibody for use in the treatment and diagnosis of canine atopic dermatitis, and a method for treating or diagnosing canine atopic dermatitis using the same. An anti-canine TARC monoclonal antibody binding to canine TARC, comprising a heavy chain variable region consisting of the amino acid sequence shown in SEQ ID NO: 2 and a light chain variable region consisting of the amino acid sequence shown in SEQ ID NO: 4, or a functional fragment thereof binding to canine TARC.
    Type: Application
    Filed: October 13, 2016
    Publication date: November 8, 2018
    Applicant: NIPPON ZENYAKU KOGYO CO., LTD.
    Inventors: Toshihiro TSUKUI, Miyuki KAGEYAMA, Masahiro KATO, Rieko SUZUKI
  • Patent number: 9850317
    Abstract: Problem to be Solved: The present invention is intended to provide a polynucleotide encoding the light-chain variable region and the heavy-chain variable region of an anti-dog IgE antibody; and an anti-dog IgE antibody containing these variable regions. Solution: The present invention is DNA encoding a heavy-chain variable region consisting of the amino acid sequence represented by SEQ ID NO: 2 or 6 and DNA encoding a light-chain variable region consisting of the amino acid sequence represented by SEQ ID NO: 4 or 8, and an anti-dog IgE monoclonal antibody which binds to dog IgE, containing these variable regions or a functional fragment thereof which binds to dog IgE.
    Type: Grant
    Filed: March 17, 2014
    Date of Patent: December 26, 2017
    Assignees: KAZUSA DNA RESEARCH INSTITUTE, ANIMAL ALLERGY CLINICAL LABORATORIES INC., NIPPON ZENYAKU KOGYO CO., LTD.
    Inventors: Osamu Ohara, Takahiro Nagase, Yoshihiro Yamaguchi, Reiko Ohara, Kenichi Masuda, Toshihiro Tsukui
  • Publication number: 20170158738
    Abstract: The present invention provides a synthetic peptide capable of inducing an antibody to an autoantigen, and specifically, provides: a multiplexed same type-antigenic peptide having a dendritic core and B-cell recognition peptides, wherein the multiplexed same type-antigenic peptide comprises 4 to 8 B-cell recognition peptides of the same type that are bound to the terminal ends of the dendritic core directly or via a spacer, and each B-cell recognition peptide is bound to the terminal end of the dendritic core directly or via a spacer; an antibody production-inducing agent having the peptides; and a method for producing the peptide.
    Type: Application
    Filed: June 11, 2015
    Publication date: June 8, 2017
    Inventors: Kenichi MASUDA, Yasuyuki ISHII, Toshihiro TSUKUI
  • Patent number: 9657071
    Abstract: It is intended to provide an IgE peptide vaccine that can be used in the prevention or treatment of allergic diseases in animals other than mice, such as humans or dogs. The present invention provides a peptide consisting of (i) the amino acid sequence represented by SEQ ID NO: 28, or (ii) an amino acid sequence consisting of at least 10 consecutive amino acids in the amino acid sequence represented by SEQ ID NO: 28, wherein the peptide, when administered to an animal, is capable of specifically binding to a CH3 region in an IgE antibody of the animal and thereby blocking the binding of the IgE antibody to an IgE receptor.
    Type: Grant
    Filed: June 18, 2013
    Date of Patent: May 23, 2017
    Assignee: NIPPON ZENYAKU KOGYO CO., LTD.
    Inventor: Toshihiro Tsukui
  • Publication number: 20160272728
    Abstract: Problem to be Solved: The present invention is intended to provide a polynucleotide encoding the light-chain variable region and the heavy-chain variable region of an anti-dog IgE antibody; and an anti-dog IgE antibody containing these variable regions. Solution: The present invention is DNA encoding a heavy-chain variable region consisting of the amino acid sequence represented by SEQ ID NO: 2 or 6 and DNA encoding a light-chain variable region consisting of the amino acid sequence represented by SEQ ID NO: 4 or 8, and an anti-dog IgE monoclonal antibody which binds to dog IgE, containing these variable regions or a functional fragment thereof which binds to dog IgE.
    Type: Application
    Filed: March 17, 2014
    Publication date: September 22, 2016
    Applicants: KAZUSA DNA RESEARCH INSTITUTE, NIPPON ZENYAKU KOGYO CO., LTD., ANIMAL ALLERGY CLINICAL LABORATORIES INC.
    Inventors: Osamu OHARA, Takahiro NAGASE, Yoshihiro YAMAGUCHI, Reiko OHARA, Kenichi MASUDA, Toshihiro TSUKUI
  • Publication number: 20150203550
    Abstract: It is intended to provide an IgE peptide vaccine that can be used in the prevention or treatment of allergic diseases in animals other than mice, such as humans or dogs. The present invention provides a peptide consisting of (i) the amino acid sequence represented by SEQ ID NO: 28, or (ii) an amino acid sequence consisting of at least 10 consecutive amino acids in the amino acid sequence represented by SEQ ID NO: 28, wherein the peptide, when administered to an animal, is capable of specifically binding to a CH3 region in an IgE antibody of the animal and thereby blocking the binding of the IgE antibody to an IgE receptor.
    Type: Application
    Filed: June 18, 2013
    Publication date: July 23, 2015
    Inventor: Toshihiro Tsukui
  • Patent number: 9056094
    Abstract: The present invention provides a vaccine adjuvant composition which is used in combination with an allergen vaccine, infection vaccine or tumor vaccine. The present invention specifically provides a vaccine adjuvant composition comprising hemozoin or ?-hematin and being used in combination with an allergen vaccine, infection vaccine or tumor vaccine, and a vaccine composition comprising the vaccine adjuvant composition and an allergen vaccine, infection vaccine or tumor vaccine.
    Type: Grant
    Filed: October 31, 2008
    Date of Patent: June 16, 2015
    Assignees: NIPPON ZENYAKU KOGYO CO., LTD., OSAKA UNIVERSITY
    Inventors: Toshihiro Tsukui, Ken Ishii, Shizuo Akira, Cevayir Coban
  • Publication number: 20140080997
    Abstract: A safe and efficient recombinant mite allergen is provided as a therapeutic agent or a diagnostic agent for mite allergic diseases, which contains no anaphylaxis-inducing impurities. The following recombinant protein (a) or (b) is provided: (a) a protein comprising the amino acid sequence represented by SEQ ID NO: 2 or 35; or (b) a protein comprising an amino acid sequence derived from the amino acid sequence represented by SEQ ID NO: 2 or 35 by deletion, substitution, or addition of one or several amino acids and having mite allergen activity.
    Type: Application
    Filed: October 14, 2013
    Publication date: March 20, 2014
    Applicant: NIPPON ZENYAKU KOGYO CO., LTD.
    Inventors: Toshihiro TSUKUI, Hajime TSUJIMOTO, Shigehiro IWABUCHI
  • Patent number: 8647630
    Abstract: A safe and efficient recombinant mite allergen is provided as a therapeutic agent or a diagnostic agent for mite allergic diseases, which contains no anaphylaxis-inducing impurities. The following recombinant protein (a) or (b) is provided: (a) a protein comprising the amino acid sequence represented by SEQ ID NO: 2 or 35; or (b) a protein comprising an amino acid sequence derived from the amino acid sequence represented by SEQ ID NO: 2 or 35 by deletion, substitution, or addition of one or several amino acids and having mite allergen activity.
    Type: Grant
    Filed: September 12, 2011
    Date of Patent: February 11, 2014
    Assignee: Nippon Zenyaku Kogyo Co., Ltd.
    Inventors: Toshihiro Tsukui, Hajime Tsujimoto, Shigehiro Iwabuchi
  • Publication number: 20130034731
    Abstract: The present invention is directed to providing a method for preparing a vaccine adjuvant composition containing ?-hematin and a vaccine adjuvant composition obtained by the preparation method. The present invention is directed to a vaccine adjuvant composition containing a ?-hematin crystal having an average particle size of 20 to 500 nm.
    Type: Application
    Filed: December 17, 2010
    Publication date: February 7, 2013
    Applicants: NIPPON ZENYAKU KOGYO CO., LTD., OSAKA UNIVERSITY
    Inventors: Shizuo Akira, Ken Ishii, Cevayir Coban, Toshihiro Tsukui, Yoshikatsu Igari, Keiichi Ohata
  • Publication number: 20120289679
    Abstract: A safe and efficient recombinant mite allergen is provided as a therapeutic agent or a diagnostic agent for mite allergic diseases, which contains no anaphylaxis-inducing impurities. The following recombinant protein (a) or (b) is provided: (a) a protein comprising the amino acid sequence represented by SEQ ID NO: 2 or 35; or (b) a protein comprising an amino acid sequence derived from the amino acid sequence represented by SEQ ID NO: 2 or 35 by deletion, substitution, or addition of one or several amino acids and having mite allergen activity.
    Type: Application
    Filed: September 12, 2011
    Publication date: November 15, 2012
    Applicant: NIPPON ZENYAKU KOGYO CO., LTD.
    Inventors: Toshihiro TSUKUI, Hajime TSUJIMOTO, Shigehiro IWABUCHI
  • Patent number: 8075898
    Abstract: A safe and efficient recombinant mite allergen is provided as a therapeutic agent or a diagnostic agent for mite allergic diseases, which contains no anaphylaxis-inducing impurities. The following recombinant protein (a) or (b) is provided: (a) a protein comprising the amino acid sequence represented by SEQ ID NO: 2 or 35; or (b) a protein comprising an amino acid sequence derived from the amino acid sequence represented by SEQ ID NO: 2 or 35 by deletion, substitution, or addition of one or several amino acids and having mite allergen activity.
    Type: Grant
    Filed: April 7, 2005
    Date of Patent: December 13, 2011
    Assignee: Nippon Zenyaku Kogyo Co., Ltd.
    Inventors: Toshihiro Tsukui, Hajime Tsujimoto, Shigehiro Iwabuchi
  • Publication number: 20110091490
    Abstract: This invention provides vaccines against canine distemper virus infections, canine adenovirus type 2 infections, and canine parvovirus infections that can be orally administered. The invention also provides the attenuated canine distemper virus strain obtained by adapting the canine distemper virus 95-54 strains in cultured cells to attenuate the same, the attenuated canine adenovirus type 2 strain obtained by adapting the canine adenovirus type 2 F1 strain in cultured cells to attenuate the same, and an attenuated canine parvovirus strain obtained by adapting the canine parvovirus F3 strain in cultured cells to attenuate the same.
    Type: Application
    Filed: September 13, 2007
    Publication date: April 21, 2011
    Applicant: NIPPON ZENYAKU KOGYO CO., LTD.
    Inventors: Masayuki Okazaki, Takahiro Yoshimura, Toshihiro Tsukui, Shigehiro Iwabuchi
  • Publication number: 20100247568
    Abstract: The present invention provides a vaccine adjuvant composition which is used in combination with an allergen vaccine, infection vaccine or tumor vaccine.
    Type: Application
    Filed: October 31, 2008
    Publication date: September 30, 2010
    Applicants: NIPPON ZENYAKU KOGYO CO., LTD., OSAKA UNIVERSITY
    Inventors: Toshihiro Tsukui, Ken Ishii, Shizuo Akira, Cevayir Coban
  • Publication number: 20080260759
    Abstract: A safe and efficient recombinant mite allergen is provided as a therapeutic agent or a diagnostic agent for mite allergic diseases, which contains no anaphylaxis-inducing impurities. The following recombinant protein (a) or (b) is provided: (a) a protein comprising the amino acid sequence represented by SEQ ID NO: 2 or 35; or (b) a protein comprising an amino acid sequence derived from the amino acid sequence represented by SEQ ID NO: 2 or 35 by deletion, substitution, or addition of one or several amino acids and having mite allergen activity.
    Type: Application
    Filed: April 7, 2005
    Publication date: October 23, 2008
    Inventors: Toshihiro Tsukui, Hajime Tsujimoto, Shigehiro Iwabuchi