Patents by Inventor Takao Taki
Takao Taki 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).
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Publication number: 20200253251Abstract: The present invention relates to an extract obtained by extracting useful components containing equol from an equol-containing fermented soybean hypocotyl, and to a method for producing the same. The present invention makes it possible to efficiently obtain useful components containing equol from the fermented soybean hypocotyl by subjecting an equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution as an extractant. The present invention reduces the content of saponin, which causes an unpleasant taste, by sequentially subjecting the equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution and ethanol, while efficiently extracting equol and glycitein.Type: ApplicationFiled: April 30, 2020Publication date: August 13, 2020Applicant: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Michiaki TOMINAGA, Takao TAKI, Toshiaki MATSUMOTO, Izumi HANYA, Takuma IMADA, Kunihiko MATSUOKA, Takuya KISHIMOTO, Yuko UCHIYAMA, Hiromasa TSUNEISHI, Machiko TSUJI, Tania VALDES-GONZALEZ, Kentaro TADANO, Kyoko KAMEDA
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Patent number: 10681930Abstract: The present invention relates to an extract obtained by extracting useful components containing equal from an equol-containing fermented soybean hypocotyl, and to a method for producing the same. The present invention makes it possible to efficiently obtain useful components containing equol from the fermented soybean hypocotyl by subjecting an equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution as an extractant. The present invention reduces the content of saponin, which causes an unpleasant taste, by sequentially subjecting the equal-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution and ethanol, while efficiently extracting equol and glycitein.Type: GrantFiled: November 9, 2012Date of Patent: June 16, 2020Assignee: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Michiaki Tominaga, Takao Taki, Toshiaki Matsumoto, Izumi Hanya, Takuma Imada, Kunihiko Matsuoka, Takuya Kishimoto, Yuko Uchiyama, Hiromasa Tsuneishi, Machiko Tsuji, Tania Valdes-Gonzalez, Kentaro Tadano, Kyoko Kameda
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Patent number: 9539418Abstract: A microneedle array is provided which has (1) the strength to withstand insertion into the skin surface layer and/or stratum corneum, (2) the fineness and flexibility to cause no pain or bleeding in the skin surface layer and/or stratum corneum at the insertion site of the microneedles, and (3) solubility or biodegradability of the microneedle portions under the skin. The microneedle array is produced by forming microneedles using proteoglycan as a base material.Type: GrantFiled: March 18, 2011Date of Patent: January 10, 2017Assignee: COSMED PHARMACEUTICAL CO., LTD.Inventors: Ying-shu Quan, Fumio Kamiyama, Takao Taki, Kazuyoshi Kawai, Tadayoshi Takemoto, Takuya Hamabuchi, Kazuhide Ohta
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Patent number: 9192185Abstract: The present invention relates to an extract obtained by extracting useful components containing equol from an equol-containing fermented soybean hypocotyl, and to a method for producing the same. The present invention makes it possible to efficiently obtain useful components containing equol from the fermented soybean hypocotyl by subjecting an equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution as an extractant. The present invention reduces the content of saponin, which causes an unpleasant taste, by sequentially subjecting the equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution and ethanol, while efficiently extracting equol and glycitein.Type: GrantFiled: November 9, 2012Date of Patent: November 24, 2015Assignee: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Michiaki Tominaga, Takao Taki, Toshiaki Matsumoto, Izumi Hanya, Takuma Imada, Kunihiko Matsuoka, Takuya Kishimoto, Yuko Uchiyama, Hiromasa Tsuneishi, Machiko Tsuji, Tania Valdes-Gonzalez, Kentaro Tadano, Kyoko Kameda
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Patent number: 8993014Abstract: The present invention relates to an extract obtained by extracting useful components containing equol from an equol-containing fermented soybean hypocotyl, and to a method for producing the same. The present invention makes it possible to efficiently obtain useful components containing equol from the fermented soybean hypocotyl by subjecting an equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution as an extractant. The present invention reduces the content of saponin, which causes an unpleasant taste, by sequentially subjecting the equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution and ethanol, while efficiently extracting equol and glycitein.Type: GrantFiled: November 9, 2012Date of Patent: March 31, 2015Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Michiaki Tominaga, Takao Taki, Toshiaki Matsumoto, Izumi Hanya, Takuma Imada, Kunihiko Matsuoka, Takuya Kishimoto, Yuko Uchiyama, Hiromasa Tsuneishi, Machiko Tsuji, Tania Valdes-Gonzalez, Kentaro Tadano, Kyoko Kameda
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Patent number: 8993536Abstract: A low-molecular-weight polysulfated hyaluronic acid derivative useful for treatment of an allergic disease. An agent for treatment of an allergic disease selected from pollinosis, allergic rhinitis, allergic conjunctivitis, atopic dermatitis, and asthma, represented by the following general formula (IA) or (IB); wherein n represents a number of 0 to 15; R's each independently represent a hydrogen atom or an SO3H group etc.Type: GrantFiled: February 1, 2010Date of Patent: March 31, 2015Assignees: Otsuka Chemical Co., Ltd., Otsuka Pharmaceutical Co., Ltd.Inventors: Kazuaki Kakehi, Hiroaki Asai, Naohiro Hayashi, Satoshi Shimizu, Fumitaka Goto, Yasuo Koga, Takahiro Tomoyasu, Takao Taki, Yusuke Kato, Satoru Nakazato, Junji Takaba, Atsushi Azuma, Wakako Hirano, Kazunari Izumi, Minoru Kashimoto, Yoko Sakamoto, Takashi Hayashi, Masaru Nishida
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Patent number: 8900645Abstract: The present invention relates to an extract obtained by extracting useful components containing equol from an equol-containing fermented soybean hypocotyl, and to a method for producing the same. The present invention makes it possible to efficiently obtain useful components containing equol from the fermented soybean hypocotyl by subjecting an equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution as an extractant. The present invention reduces the content of saponin, which causes an unpleasant taste, by sequentially subjecting the equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution and ethanol, while efficiently extracting equol and glycitein.Type: GrantFiled: June 13, 2008Date of Patent: December 2, 2014Assignee: Otsuka Pharmaceuticals Co., Ltd.Inventors: Michiaki Tominaga, Takao Taki, Toshiaki Matsumoto, Izumi Hanya, Takuma Imada, Kunihiko Matsuoka, Takuya Kishimoto, Yuko Uchiyama, Hiromasa Tsuneishi, Machiko Tsuji, Tania Valdes-Gonzalez, Kentaro Tadano, Kyoko Kameda
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Publication number: 20130245239Abstract: An objective is to provide fiber products having smooth texture and excellent softness, and in addition, excellent durability. A proteoglycan-bonded fiber product including a fiber to which a proteoglycan is covalently bonded is provided.Type: ApplicationFiled: November 17, 2011Publication date: September 19, 2013Applicant: OTSUKA PHARMACEUTICAL CO., LTD.Inventor: Takao Taki
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Publication number: 20130012882Abstract: An object of the present invention is to provide a novel microneedle array that has (1) the strength to withstand insertion into the skin surface layer and/or stratum corneum, (2) the fineness and flexibility to cause no pain or bleeding in the skin surface layer and/or stratum corneum at the insertion site of the microneedles, and (3) solubility or biodegradability of the microneedle portions under the skin. [Method for Achieving the Object] The microneedle array is produced by forming microneedles using proteoglycan as a base material.Type: ApplicationFiled: March 18, 2011Publication date: January 10, 2013Applicant: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Ying-shu Quan, Fumio Kamiyama, Takao Taki, Kazuyoshi Kawai, Tadayoshi Takemoto, Takuya Hamabuchi, Kazuhide Ohta
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Publication number: 20110281819Abstract: A low-molecular-weight polysulfated hyaluronic acid derivative useful for prevention and/or treatment of an allergic disease. An agent for prevention and/or treatment of an allergic disease selected from pollinosis, allergic rhinitis, allergic conjunctivitis, atopic dermatitis, and asthma, represented by the following general formula (IA) or (IB); wherein n represents a number of 0 to 15; R?s each independently represent a hydrogen atom or an SO3H group etc.Type: ApplicationFiled: February 1, 2010Publication date: November 17, 2011Applicants: OTSUKA PHARMACEUTICAL CO., LTD., OTSUKA CHEMICAL CO., LTD.Inventors: Kazuaki Kakehi, Hiroaki Asai, Naohiro Hayashi, Satoshi Shimizu, Fumitaka Goto, Yasuo Koga, Takahiro Tomoyasu, Takao Taki, Yusuke Kato, Satoru Nakazato, Junji Takaba, Atsushi Azuma, Wakako Hirano, Kazunari Izumi, Minoru Kashimoto, Yoko Sakamoto, Takashi Hayashi, Masaru Nishida
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Patent number: 8017584Abstract: GD3-Mimetic peptides which contain an amino acid sequence represented by any of SEQ ID NOS: 1 to 4 or an amino acid sequence derived therefrom by substitution, deletion, addition, or insertion of one or more amino acid residues and attaining specific binding to an anti-GD3 antibody; and medicinal compositions containing the same.Type: GrantFiled: November 21, 2007Date of Patent: September 13, 2011Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Dai Ishikawa, Koichi Ogino, Takao Taki
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Publication number: 20110033564Abstract: The present invention relates to an extract obtained by extracting useful components containing equol from an equol-containing fermented soybean hypocotyl, and to a method for producing the same. The present invention makes it possible to efficiently obtain useful components containing equol from the fermented soybean hypocotyl by subjecting an equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution as an extractant. The present invention reduces the content of saponin, which causes an unpleasant taste, by sequentially subjecting the equol-containing fermented soybean hypocotyl to extraction using an ethanol aqueous solution and ethanol, while efficiently extracting equol and glycitein.Type: ApplicationFiled: June 13, 2008Publication date: February 10, 2011Applicant: OTSUKA PHARMACEUTICAL CO., LTDInventors: Michiaki Tominaga, Takao Taki, Toshiaki Matsumoto, Izumi Hanya, Takuma Imada, Kunihiko Matsuoka, Takuya Kishimoto, Yuko Uchiyama, Hiromasa Tsuneishi, Machiko Tsuji, Tania Valdes-Gonzalez, Kentaro Tadano, Kyoko Kameda
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Publication number: 20080125374Abstract: GD3-Mimetic peptides which contain an amino acid sequence represented by any of SEQ ID NOS: 1 to 4 or an amino acid sequence derived therefrom by substitution, deletion, addition, or insertion of one or more amino acid residues and attaining specific binding to an anti-GD3 antibody; and medicinal compositions containing the same.Type: ApplicationFiled: November 21, 2007Publication date: May 29, 2008Applicant: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Dai ISHIKAWA, Koichi OGINO, Takao TAKI
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Patent number: 7341994Abstract: GD3-Mimetic peptides which contain an amino acid sequence represented by any of SEQ ID NOS: 1 to 4 or an amino acid sequence derived therefrom by substitution, deletion, addition, or insertion of one or more amino acid residues and attaining specific binding to an anti-GD3 antibody; and medicinal compositions containing the same.Type: GrantFiled: April 23, 2001Date of Patent: March 11, 2008Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Dai Ishikawa, Koichi Ogino, Takao Taki
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Publication number: 20060160146Abstract: It is intended to provide a material for efficiently measuring the production of ?-amyloid which relates to the onset of Alzheimer's type dementia, and a method of efficiently screening a substance affecting the production of ?-amyloid by using the above material.Type: ApplicationFiled: May 21, 2003Publication date: July 20, 2006Applicant: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Alfredo Shimabuku, Koichi Ogino, Takao Taki, Ryong-Woon Shin, Tetsuyuki Kitamoto
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Publication number: 20060058226Abstract: GD3-Mimetic peptides which contain an amino acid sequence represented by any of SEQ ID NOS: 1 to 4 or an amino acid sequence derived therefrom by substitution, deletion, addition, or insertion of one or more amino acid residues and attaining specific binding to an anti-GD3 antibody; and medicinal compositions containing the same.Type: ApplicationFiled: April 23, 2001Publication date: March 16, 2006Inventors: Dai Ishikawa, Koichi Ogino, Takao Taki
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Publication number: 20040175763Abstract: The invention provides that examination reagents useful in diagnosing Crohn's disease and a method of conveniently and accurately detecting the occurrence of Crohn's disease. The examination reagents contain as the active ingredient a Crohn's disease antibody-binding protein as defined in the following (a) or (b): (a) a peptide consisting of an amino acid sequence selected from among the amino acid sequences represented by SEQ ID NOS:1 to 4; and (b) a peptide consisting of an amino acid sequence derived from the above-mentioned amino acid sequence (a) by substitution, deletion or addition of one to several amino acids and being capable of binding to the Crohn's disease antibody. The examination method can be carried out by detecting the presence/absence of an antibody recognizing human vacuolar H+-transport ATPase, a human nuclear protein (Homo sapiens kruppel-like zinc finger protein 300) or rice allergen in a biological sample of a subject.Type: ApplicationFiled: October 23, 2003Publication date: September 9, 2004Inventors: Hiroshi Saito, Kiyonori Katsuragai, Tetsuya Tachikawa, Michinori Tanaka, Koichi Ogino, Takao Taki
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Patent number: 6753310Abstract: Angiogenesis-specific peptides which home selectively to neovascular tissues and comprise one of the peptides having the amino acid sequences shown in SEQ ID NOS: 1 to 17 and dendrimers thereof. These peptides are applicable to DDS preparations whereby drugs can be transported selectively to target cancer tissues and are useful as diagnostics for cancer, remedies for cancer, etc. which contribute to the improvement in the therapeutic effects on cancer.Type: GrantFiled: April 11, 2001Date of Patent: June 22, 2004Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Naoto Oku, Koichi Ogino, Dai Ishikawa, Michinori Tanaka, Takao Taki
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Patent number: 4757003Abstract: A process for the detection of cancer comprises an immunological assay of a glycolipid present in blood, thoracic cavity fluid, abdominal dropsy or urine wherein the glycolipid can be any one selected from the group consisting of:(1) asialo GM.sub.1 : galactosyl-N-acetylgalactosaminyl-galactosyl-glucosyl-ceramide;(2) asialo GM.sub.2 : N-acetylgalactosaminyl-galactosyl-glucosyl-ceramide;(3) fuco GA.sub.1 : fucosyl-galactosyl-N-acetylgalactosaminyl-galactosyl-glucosyl-ceramide; and(4) paragloboside: galactosyl-N-acetylglucosaminyl-galactosyl-glucosyl-ceramide.These glycolipids have been found to increase in body fluids with a proliferation of cancer cells.Type: GrantFiled: May 8, 1986Date of Patent: July 12, 1988Assignee: Dainabot Co., Ltd.Inventors: Makoto Matsumoto, Takao Taki, Kenji Arai, Hidemi Ishikawa, Kunio Kurata, Kiyoshi Sekiguchi, Akio Myoga, Kimimichi Obata