Patents by Inventor Keizo Kohno

Keizo Kohno 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: 10071042
    Abstract: The present invention aims to provide an external dermal composition for anti-ageing, which prevents or improves apparent skin problems such as age-related or senescent wrinkles, fine wrinkles, saggings, spots, etc., as well as maintaining or enhancing the skin barrier functions. The object is solved by providing an external dermal agent for anti-ageing, which contains as an effective ingredient(s) one or more members selected from the group consisting of adenosine N1-oxide 5?-phosphate, analogs thereof, and their salts.
    Type: Grant
    Filed: April 13, 2015
    Date of Patent: September 11, 2018
    Assignee: HAYASHIBARA CO., LTD.
    Inventors: Keizo Kohno, Satomi Miyata, Toshiharu Hanaya, Shigeharu Fukuda
  • Patent number: 9757408
    Abstract: The present invention has an object to provide an effective and safe therapeutic agent for inflammatory diseases such as sepsis, hepatitis, and inflammatory bowel disease, and solves the above object by providing a therapeutic agent for inflammatory diseases containing adenosine N1-oxide or a derivative thereof as an effective ingredient.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: September 12, 2017
    Assignee: HAYASHIBARA CO., LTD.
    Inventors: Keizo Kohno, Emiko Ohashi, Hajime Kusano, Shigeharu Fukuda, Tatsuya Ishihara
  • Publication number: 20170035676
    Abstract: The present invention aims to provide an external dermal composition for anti-ageing, which prevents or improves apparent skin problems such as age-related or senescent wrinkles, fine wrinkles, saggings, spots, etc., as well as maintaining or enhancing the skin barrier functions. The object is solved by providing an external dermal agent for anti-ageing, which contains as an effective ingredient(s) one or more members selected from the group consisting of adenosine N1-oxide 5?-phosphate, analogues thereof, and their salts.
    Type: Application
    Filed: April 13, 2015
    Publication date: February 9, 2017
    Inventors: Keizo KOHNO, Satomi MIYATA, Toshiharu HANAYA, Shigeharu FUKUDA
  • Publication number: 20160166599
    Abstract: The present invention has an object to provide an effective and safe therapeutic agent for inflammatory diseases such as sepsis, hepatitis, and inflammatory bowel disease, and solves the above object by providing a therapeutic agent for inflammatory diseases containing adenosine N1-oxide or a derivative thereof as an effective ingredient.
    Type: Application
    Filed: February 24, 2016
    Publication date: June 16, 2016
    Inventors: Keizo KOHNO, Emiko OHASHI, Hajime KUSANO, Shigeharu FUKUDA, Tatsuya ISHIHARA
  • Patent number: 9301968
    Abstract: The present invention has an object to provide an effective and safe therapeutic agent for inflammatory diseases such as sepsis, hepatitis, and inflammatory bowel disease, and solves the above object by providing a therapeutic agent for inflammatory diseases containing adenosine N1-oxide or a derivative thereof as an effective ingredient.
    Type: Grant
    Filed: July 3, 2014
    Date of Patent: April 5, 2016
    Assignee: HAYASHIBARA CO., LTD.
    Inventors: Keizo Kohno, Emiko Ohashi, Hajime Kusano, Shigeharu Fukuda, Tatsuya Ishihara
  • Patent number: 9295627
    Abstract: The present invention has an object to provide a mouthwash composition for preventing and/or treating periodontal diseases safely and effectively. The present invention solves the above object by providing a mouthwash composition for preventing and/or treating periodontal diseases, characterized in that it comprises, as an effective ingredient(s), one or more members selected from the group consisting of adenosine N1-oxide, 3?-glucosyladenosine N1-oxide, 5?-glucosyladenosine N1-oxide, 5?-adenosine diphosphate N1-oxide, and 5?-adenosine triphosphate N1-oxide but does not contain any saccharide assimilable by periodontal disease bacteria.
    Type: Grant
    Filed: December 12, 2012
    Date of Patent: March 29, 2016
    Assignee: HAYASHIBARA CO., LTD.
    Inventors: Keizo Kohno, Emiko Ohashi, Tsunetaka Ohta
  • Publication number: 20140356298
    Abstract: The present invention has an object to provide a mouthwash composition for preventing and/or treating periodontal diseases safely and effectively. The present invention solves the above object by providing a mouthwash composition for preventing and/or treating periodontal diseases, characterized in that it comprises, as an effective ingredient(s), one or more members selected from the group consisting of adenosine N1-oxide, 3?-glucosyladenosine N1-oxide, 5?-glucosyladenosine N1-oxide, 5?-adenosine diphosphate N1-oxide, and 5?-adenosine triphosphate N1-oxide but does not contain any saccharide assimilable by periodontal disease bacteria.
    Type: Application
    Filed: December 12, 2012
    Publication date: December 4, 2014
    Inventors: Keizo Kohno, Emiko Ohashi, Tsunetaka Ohta
  • Publication number: 20140336364
    Abstract: A protein which induces the IFN-? production by immunocompetent cells and has a molecular weight of 19,000±5,000 daltons on SDS-PAGE or gel filtration method and a pI of 4.8±1.0 on chromatofocusing. The protein is isolated from mouse liver and can be purified by a monoclonal antibody specific to it. The monoclonal antibody can be also used for assaying the protein.
    Type: Application
    Filed: July 31, 2014
    Publication date: November 13, 2014
    Inventors: Haruki OKAMURA, Tadao TANIMOTO, Kakuji TORIGOE, Toshi KUNIKATA, Mutsuko TANIGUCHI, Keizo KOHNO, Masashi KURIMOTO
  • Publication number: 20140315849
    Abstract: The present invention has an object to provide an effective and safe therapeutic agent for inflammatory diseases such as sepsis, hepatitis, and inflammatory bowel disease, and solves the above object by providing a therapeutic agent for inflammatory diseases containing adenosine N1-oxide or a derivative thereof as an effective ingredient.
    Type: Application
    Filed: July 3, 2014
    Publication date: October 23, 2014
    Inventors: Keizo KOHNO, Emiko OHASHI, Hajime KUSANO, Shigeharu FUKUDA, Tatsuya ISHIHARA
  • Publication number: 20130165399
    Abstract: The present invention has an object to provide an effective and safe therapeutic agent for inflammatory diseases such as sepsis, hepatitis, and inflammatory bowel disease, and solves the above object by providing a therapeutic agent for inflammatory diseases containing adenosine N1-oxide or a derivative thereof as an effective ingredient.
    Type: Application
    Filed: June 16, 2011
    Publication date: June 27, 2013
    Applicant: HAYASHIBARA CO., LTD.
    Inventors: Keizo Kohno, Emiko Ohashi, Hajime Kusano, Shigeharu Fukuda, Tatsuya Ishihara
  • Publication number: 20100324285
    Abstract: An object of the present invention is to provide anti-inflammatory agent having an excellent effect and less adverse side-effects. The object is attained by providing an anti-inflammatory agent comprising 2-aminophenol or a derivative thereof as an effective ingredient.
    Type: Application
    Filed: October 15, 2007
    Publication date: December 23, 2010
    Inventors: Masaki Miyake, Keizo Kohno, Osamu Sano
  • Patent number: 7758853
    Abstract: A protein which induces the IFN-? production by immunocompetent cells and has a molecular weight of 19,000±5,000 daltons on SDS-PAGE or gel filtration method and a pI of 4.8±1.0 on chromatofocusing. The protein is isolated from mouse liver and can be purified by a monoclonal antibody specific to it. The monoclonal antibody can be also used for assaying the protein.
    Type: Grant
    Filed: August 12, 1999
    Date of Patent: July 20, 2010
    Assignee: Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo
    Inventors: Haruki Okamura, Tadao Tanimoto, Kakuji Torigoe, Toshi Kunikata, Mutsuko Taniguchi, Keizo Kohno, Masashi Kurimoto
  • Patent number: 7405048
    Abstract: A monoclonal antibody which is specific to a polypeptide having a molecular weight of 18,500±3,000 daltons on SDS-PAGE and a pI of 4.9±1.0 on chromatofocusing. The monoclonal antibody is obtainable from hybridomas and can be used for the purification and detection of the polypeptide. The polypeptide strongly induces the IFN-? production by immunocompetent cells with only a small amount, and dose not cause serious side effects even when administered to human in a relatively-high dose.
    Type: Grant
    Filed: December 24, 2002
    Date of Patent: July 29, 2008
    Assignee: Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo
    Inventors: Toshio Kunikata, Mutsuko Taniguchi, Keizo Kohno, Masashi Kurimoto
  • Patent number: 7355014
    Abstract: A human IFN-? inducing polypeptide and its nucleotide sequence was isolated, purified and characterized. Pharmaceutical compositions containing this novel INF-? inducing polypeptide or active fragments thereof are formulated and monoclonal antibodies are raised against this polypeptide or antigenic fragments thereof. The polypeptide can be used in a method for treating diseases susceptive to treatment with INF-?, and methods for enhancing the cytotoxicity of NK cells or for inducing the formation of LAK cells, such as to treat tumors and malignant pathologies.
    Type: Grant
    Filed: October 16, 2006
    Date of Patent: April 8, 2008
    Assignee: Kabushiki Kaisha Hay Ashibara Seibutsu Kagaku Kenkyujo
    Inventors: Shimpei Ushio, Kakuji Torigoe, Todao Tanimoto, Haruki Okamura, Masashi Kurimoto, Shigeharu Fukuda, Toshio Kunikata, Mutsuko Taniguchi, Keizo Kohno
  • Patent number: 7230079
    Abstract: It is intended to provide an anti-allergic agent, which efficaciously relieves symptoms accompanying an allergic disease without causing any serious side effect. This object is achieved by providing an anti-allergic agent which contains, as an effective ingredient, proteins collected from royal jelly or purified royal jelly, or royal jelly or purified royal jelly containing the proteins.
    Type: Grant
    Filed: August 26, 2003
    Date of Patent: June 12, 2007
    Inventors: Iwao Okamoto, Norie Arai, Keizo Kohno, Masashi Kurimoto, Osamu Sano
  • Publication number: 20070031403
    Abstract: A human IFN-? inducing polypeptide and its nucleotide sequence was isolated, purified and characterized. Pharmaceutical compositions containing this novel INF-? inducing polypeptide or active fragments thereof are formulated and monoclonal antibodies are raised against this polypeptide or antigenic fragments thereof. The polypeptide can be used in a method for treating diseases susceptive to treatment with INF-?, and methods for enhancing the cytotoxicity of NK cells or for inducing the formation of LAK cells, such as to treat tumors and malignant pathologies.
    Type: Application
    Filed: October 16, 2006
    Publication date: February 8, 2007
    Inventors: Shimpei Ushio, Kakuji Torigoe, Todao Tanimoto, Haruki Okamura, Masashi Kurimoto, Shigeharu Fukuda, Toshio Kunikata, Mutsuko Taniguchi, Keizo Kohno
  • Patent number: 7135458
    Abstract: A human IFN-? inducing polypeptide and its nucleotide sequence was isolated, purified and characterized. Pharmaceutical compositions containing this novel IFN-? inducing polypeptide or active fragments thereof are formulated and monoclonal antibodies are raised against this polypeptide or antigenic fragments thereof. The polypeptide can be used in a method for treating diseases susceptive to treatment with IFN-?, and methods for enhancing the cytotoxicity of NK cells or for inducing the formation of LAK cells, such as to treat tumors and malignant pathologies.
    Type: Grant
    Filed: November 21, 2000
    Date of Patent: November 14, 2006
    Assignee: Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo
    Inventors: Shimpei Ushio, Kakuji Torigoe, Todao Tanimoto, Haruki Okamura, Masashi Kurimoto, Shigeharu Fukuda, Toshio Kunikata, Mutsuko Taniguchi, Keizo Kohno
  • Publication number: 20060134127
    Abstract: It is intended to provide an anti-allergic agent, which efficaciously relieves symptoms accompanying an allergic disease without causing any serious side effect. This object is achieved by providing an anti-allergic agent which contains, as an effective ingredient, proteins collected from royal jelly or purified royal jelly, or royal jelly or purified royal jelly containing the proteins.
    Type: Application
    Filed: August 26, 2003
    Publication date: June 22, 2006
    Inventors: Iwao Okamoto, Norie Arai, Keizo Kohno, Masashi Kurimoto, Osamu Sano
  • Publication number: 20030129184
    Abstract: A monoclonal antibody which is specific to a polypeptide having a molecular weight of 18,500±3,000 daltons on SDS-PAGE and a pI of 4.9±1.0 on chromatofocusing. The monoclonal antibody is obtainable from hybridomas and can be used for the purification and detection of the polypeptide. The polypeptide strongly induces the IFN-&ggr; production by immunocompetent cells with only a small amount, and dose not cause serious side effects even when administered to human in a relatively-high dose.
    Type: Application
    Filed: December 24, 2002
    Publication date: July 10, 2003
    Applicant: KABUSHIKI KAISHA HAYASHIBARA SEIBUTSU KAGAKU KENKYUJO
    Inventors: Toshio Kunikata, Mutsuko Taniguchi, Keizo Kohno, Masashi Kurimoto
  • Publication number: 20030099607
    Abstract: A protein which induces the IFN-&ggr; production by immunocompetent cells and has a molecular weight of 19,000±5,000 daltons on SDS-PAGE or gel filtration method and a pI of 4.8±1.0 on chromatofocusing. The protein is isolated from mouse liver and can be purified by a monoclonal antibody specific to it. The monoclonal antibody can be also used for assaying the protein.
    Type: Application
    Filed: August 12, 1999
    Publication date: May 29, 2003
    Inventors: HARUKI OKMURA, TADAO TANIMOTO, KAKUJI TORIGOE, TOSHI KUNIKATA, MUTSUKO TANIGUCHI, KEIZO KOHNO, MASSASHI KURIMOTO