Patents by Inventor Shigeharu Fukuda

Shigeharu Fukuda 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: 9090923
    Abstract: The present invention has objects to provide a glucan useful as water-soluble dietary fiber, its preparation and uses. The present invention solves the above objects by providing a branched ?-glucan, which is constructed by glucose molecules and characterized by methylation analysis as follows: (1) Ratio of 2,3,6-trimethyl-1,4,5-triacetyl-glucitol to 2,3,4-trimethyl-1,5,6-triacetyl-glucitol is in the range of 1:0.6 to 1:4; (2) Total content of 2,3,6-trimethyl-1,4,5-triacetyl-glucitol and 2,3,4-trimethyl-1,5,6-triacetyl-glucitolis 60% or higher in the partially methylated glucitol acetates; (3) Content of 2,4,6-trimethyl-1,3,5-triacetyl-glucitol is 0.5% or higher but less than 10% in the partially methylated glucitol acetates; and (4) Content of 2,4-dimethyl-1,3,5,6-tetraacetyl-glucitol is 0.5% or higher in the partially methylated glucitol acetates; a novel ?-glucosyltransferase which forms the branched ?-glucan, processes for producing them, and their uses.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: July 28, 2015
    Assignee: HAYASHIBARA CO., LTD.
    Inventors: Hikaru Watanabe, Takuo Yamamoto, Tomoyuki Nishimoto, Keji Tsusaki, Kazuyuki Oku, Hiroto Chaen, Shigeharu Fukuda
  • Patent number: 9066968
    Abstract: The present invention has an object to provide a fluid for peritoneal dialysis with satisfactory body fluid removability, high biocompatibility, and improved storage stability, and the object is attained by a fluid for peritoneal dialysis containing one or more saccharides selected from cyclonigerosylnigerose, cyclomaltosylmaltose, and L-ascorbic acid 2-glucoside.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: June 30, 2015
    Assignee: HAYASHIBARA CO. LTD
    Inventors: Hitomi Ohta, Toshiharu Hanaya, Shigeharu Fukuda, Yoshikatsu Miwa, Toshio Miyake
  • Patent number: 8940715
    Abstract: The object of the present invention is to provide a lipid-regulating agent or a composition for regulating the amount of lipids comprising the agent. The present invention solves the above object by providing a lipid-regulating agent comprising a cyclic tetrasaccharide and/or its saccharide-derivative(s) and a composition for regulating the amount of lipids comprising the lipid-regulating agent.
    Type: Grant
    Filed: February 19, 2008
    Date of Patent: January 27, 2015
    Assignee: Hayashibara Co., Ltd.
    Inventors: Kazuyuki Oku, Michio Kubota, Shigeharu Fukuda, Toshio Miyake
  • Publication number: 20140348922
    Abstract: The invention provides a process for enabling the production of a particulate composition containing anhydrous crystalline ascorbic acid 2-glucoside that does not significantly cake even when the production yield of ascorbic acid 2-glucoside does not reach 35% by weight.
    Type: Application
    Filed: June 4, 2014
    Publication date: November 27, 2014
    Applicant: Hayashibara Co., Ltd.
    Inventors: Takashi SHIBUYA, Seisuke IZAWA, Tomoyuki NISHIMOTO, Shigeharu FUKUDA, Toshio MIYAKE
  • 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: 20140205553
    Abstract: The present invention has objects to provide an agent for enhancing the effect of skin-whitening ingredients which enhances the skin-whitening action of skin-whitening ingredients and has an improved safeness, and to provide a skin-whitening agent, which contains the above agent and a skin-whitening ingredient(s) and has an improved and enhanced skin-whitening action. The present invention solves the above objects by providing an agent for enhancing the effect of skin-whitening ingredients, which contains one or more members selected from the group consisting of guanine and derivatives thereof as an effective ingredient(s); and a skin-whitening agent which contains the above agent along with a skin-whitening ingredient(s), particularly, one or more members selected from the group consisting of adenine including derivatives thereof and/or equol including derivatives thereof.
    Type: Application
    Filed: March 24, 2014
    Publication date: July 24, 2014
    Applicant: Hayashibara Co., Ltd.
    Inventors: Masaki MIYAKE, Osamu Sano, Kanso Iwaki, Takanori Okura, Shigeharu Fukuda
  • Patent number: 8765416
    Abstract: The present invention aims to provide a particulate composition containing anhydrous crystalline 2-O-?-D-glucosyl-L-ascorbic acid having a significantly, hardly solidifiable property compared to conventional ones in a grade for use in quasi-drugs; a process for producing the same; and uses thereof. The present invention solves the above object by providing a particulate composition containing anhydrous crystalline 2-O-?-D-glucosyl-L-ascorbic in an amount of over 98.0% by weight but less than 99.9% by weight, on a dry solid basis; or a degree of crystallinity of 90% or higher for anhydrous crystalline 2-O-?-D-glucosyl-L-ascorbic acid; and by providing a process for producing the same and uses thereof.
    Type: Grant
    Filed: September 3, 2010
    Date of Patent: July 1, 2014
    Assignee: Hayashibara Co., Ltd.
    Inventors: Takashi Shibuya, Seisuke Izawa, Tomoyuki Nishimoto, Shigeharu Fukuda, Toshio Miyake
  • Publication number: 20140178943
    Abstract: The invention provides a process for enabling the production of a particulate composition containing anhydrous crystalline ascorbic acid 2-glucoside that does not significantly cake even when the production yield of ascorbic acid 2-glucoside does not reach 35% by weight.
    Type: Application
    Filed: March 7, 2012
    Publication date: June 26, 2014
    Applicant: HAYASHIBARA CO., LTD.
    Inventors: Takashi Shibuya, Seisuke Izawa, Tomoyuki Nishimoto, Shigeharu Fukuda, Toshio Miyake
  • Patent number: 8759030
    Abstract: The object of the present invention is to provide a method and a process for producing 2-O-?-glucopyranosyl-L-ascorbic acid where 5-O-?-glucopyranosyl-L-ascorbic acid and 6-O-?-glucopyranosyl-L-ascorbic acid are not formed or formed in such a small amount that the formation of these can nor be detected. The present invention solves the above object by providing a process for producing 2-O-?-glucopyranosyl-L-ascorbic acid comprising the steps of allowing ?-isomaltosyl glucosaccharide-forming enzyme together with or without cyclomaltodextrin glucanotransferase (EC 2.4.1.19) to act on a solution comprising L-ascorbic acid and, an ?-glucosyl saccharide to form 2-O-?-glucopyranosyl-L-ascorbic acid and collecting the formed 2-O-?-glucopyranosyl-L-ascorbic acid.
    Type: Grant
    Filed: July 7, 2003
    Date of Patent: June 24, 2014
    Assignee: Hayashibara Co., Ltd.
    Inventors: Kazuhisa Mukai, Keiji Tsusaki, Michio Kubota, Shigeharu Fukuda, Toshio Miyake
  • Publication number: 20140148409
    Abstract: The present invention has an object to provide a fluid for peritoneal dialysis with satisfactory body fluid removability, high biocompatibility, and improved storage stability, and the object is attained by a fluid for peritoneal dialysis containing one or more saccharides selected from cyclonigerosylnigerose, cyclomaltosylmaltose, and L-ascorbic acid 2-glucoside.
    Type: Application
    Filed: January 31, 2014
    Publication date: May 29, 2014
    Applicant: HAYASHIBARA CO. LTD
    Inventors: Hitomi OHTA, Toshiharu HANAYA, Shigeharu FUKUDA, Yoshikatsu MIWA, Toshio MIYAKE
  • Publication number: 20140134676
    Abstract: The present invention has objects to provide a glucan useful as water-soluble dietary fiber, its preparation and uses. The present invention solves the above objects by providing a branched ?-glucan, which is constructed by glucose molecules and characterized by methylation analysis as follows: (1) Ratio of 2,3,6-trimethyl-1,4,5-triacetyl-glucitol to 2,3,4-trimethyl-1,5,6-triacetyl-glucitol is in the range of 1:0.6 to 1:4; (2) Total content of 2,3,6-trimethyl-1,4,5-triacetyl-glucitol and 2,3,4-trimethyl-1,5,6-triacetyl-glucitolis 60% or higher in the partially methylated glucitol acetates; (3) Content of 2,4,6-trimethyl-1,3,5-triacetyl-glucitol is 0.5% or higher but less than 10% in the partially methylated glucitol acetates; and (4) Content of 2,4-dimethyl-1,3,5,6-tetraacetyl-glucitol is 0.5% or higher in the partially methylated glucitol acetates; a novel ?-glucosyltransferase which forms the branched ?-glucan, processes for producing them, and their uses.
    Type: Application
    Filed: January 22, 2014
    Publication date: May 15, 2014
    Applicant: Hayashibara Co., Ltd
    Inventors: Hikaru Watanabe, Takuo Yamamoto, Tomoyuki Nishimoto, Keji Tsusaki, Kazuyuki Oku, Hiroto Chaen, Shigeharu Fukuda
  • Publication number: 20140094490
    Abstract: The present invention has an object to provide a novel agent for anti-neurodegenerative diseases and solves the object by providing an agent for anti-neurodegenerative diseases containing, as an effective ingredient, the compound(s) represented by the following General formula 1: wherein in General formula 1, R1 through R3 independently represent a hydrogen atom or an appropriate substituent; Z1 represents a heterocyclic ring and Z2 represents the same or different heterocyclic or aromatic ring as in Z1, wherein the heterocyclic and aromatic rings optionally have a substituent; o represents an integer of 0, 1 or 2; p represents an integer of 0 or 1, with the proviso that p is 1 when o is 0 or 2, and p is 0 when o is 1; R1 and R2 do not exist when o is 0, while, when p is 0, R3 does not exist and the binding between the carbon atom to which R2 binds and Z2 is a single bond; X1? represents an appropriate counter anion and q represents an integer of 1 or 2.
    Type: Application
    Filed: December 5, 2013
    Publication date: April 3, 2014
    Applicant: KABUSHIKI KAISHA HAYASHIBARA SEIBUTSU KAGAKU KENKYUJO
    Inventors: Hitomi OHTA, Kenji AKITA, Tsunetaka OHTA, Toshio KAWATA, Shigeharu FUKUDA
  • Patent number: 8673608
    Abstract: The present invention has objects to provide a glucan useful as water-soluble dietary fiber, its preparation and uses. The present invention solves the above objects by providing a branched ?-glucan, which is constructed by glucose molecules and characterized by methylation analysis as follows: (1) Ratio of 2,3,6-trimethyl-1,4,5-triacetyl-glucitol to 2,3,4-trimethyl-1,5,6-triacetyl-glucitol is in the range of 1:0.6 to 1:4; (2) Total content of 2,3,6-trimethyl-1,4,5-triacetyl-glucitol and 2,3,4-trimethyl-1,5,6-triacetyl-glucitol is 60% or higher in the partially methylated glucitol acetates; (3) Content of 2,4,6-trimethyl-1,3,5-triacetyl-glucitol is 0.5% or higher but less than 10% in the partially methylated glucitol acetates; and (4) Content of 2,4-dimethyl-1,3,5,6-tetraacetyl-glucitol is 0.5% or higher in the partially methylated glucitol acetates; a novel ?-glucosyltransferase which forms the branched ?-glucan, processes for producing them, and their uses.
    Type: Grant
    Filed: November 1, 2012
    Date of Patent: March 18, 2014
    Assignee: Hayashibara Co., Ltd.
    Inventors: Hikaru Watanabe, Takuo Yamamoto, Tomoyuki Nishimoto, Keji Tsusaki, Kazuyuki Oku, Hiroto Chaen, Shigeharu Fukuda
  • Patent number: 8642575
    Abstract: The present invention has objects to provide a method for inhibiting the formation of volatile aldehydes and/or the decomposition of fatty acids and use thereof. These objects are attained by establishing a method which comprises incorporating an ?-oligoglucosyl ?,?-trehalose(s) to a target product to inhibit the formation of volatile aldehydes per se and/or the decomposition of fatty acids per se in fatty acid-containing products; an inhibitory agent for inhibiting the formation of volatile aldehydes and/or the decomposition of fatty acids, which contains an ?-oligoglucosyl ?,?-trehalose(s) as an effective ingredient; and use thereof to thereby obtain various compositions such as food products, cosmetics, pharmaceuticals, and their materials and intermediates each having a high quality and stability.
    Type: Grant
    Filed: February 10, 2004
    Date of Patent: February 4, 2014
    Assignee: Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo
    Inventors: Kazuyuki Oku, Michio Kubota, Shigeharu Fukuda, Toshio Miyake
  • Patent number: 8633005
    Abstract: A non-reducing saccharide by providing a novel non-reducing saccharide composed of glucose as constituents, a novel enzyme forming the non-reducing saccharide, a method and process for producing the same, a DNA encoding the enzyme, a recombinant DNA and transformant comprising the DNA, a composition comprising the non-reducing saccharide, and uses thereof are provided by use of an isocyclomaltooligosaccharide(s) having a structure represented by Formula 1, Cyclo{?6)-[?-D-Glcp-(1?4)]n-?-D-Glcp-(1?}, wherein ā€œnā€ is 4 or 5.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: January 21, 2014
    Assignee: Hayashibara Co., Ltd.
    Inventors: Hikaru Watanabe, Tomoyuki Nishimoto, Michio Kubota, Shigeharu Fukuda, Toshio Miyake
  • Publication number: 20130309188
    Abstract: The present invention has an object to provide an external dermal agent with a sustainable anti-wrinkle action, which has both the action of enhancing the proliferation and differentiation of keratinocytes in the skin and the action of enhancing the collagen production in the skin, and which assists the maintenance and the improvement of tissue structures and physiological functions of the epidermis and the dermis, whereby providing a remarkable skin improvement effect. The present invention solves the above abject by providing an external dermal agent containing ?-D-glucopyranosyl-(1?3?)-adenosine and/or ?-D-glucopyranosyl-(1?5?)-adenosine as an effective ingredient(s).
    Type: Application
    Filed: January 31, 2012
    Publication date: November 21, 2013
    Applicant: HAYASHIBARA CO., LTD.
    Inventors: Tatsuya Ishihara, Shimpei Ushio, Rohko Yamamoto, Takanori Ohkura, Shigeharu Fukuda
  • Publication number: 20130295618
    Abstract: The invention provides a process for enabling the production of a particulate composition containing anhydrous crystalline ascorbic acid 2-glucoside that does not significantly cake even when the production yield of ascorbic acid 2-glucoside does not reach 35% by weight.
    Type: Application
    Filed: March 7, 2012
    Publication date: November 7, 2013
    Applicant: HAYASHIBARA CO., LTD.
    Inventors: Takashi Shibuya, Seisuke Izawa, Tomoyuki Nishimoto, Shigeharu Fukuda, Toshio Miyake
  • Patent number: 8524889
    Abstract: An object of the present invention is to provide a novel starchy substance having a retrogradation-resistance, a process for producing the starchy substance efficiently from a material starch by enzymatic reaction, and uses thereof. The present invention attains the above object by providing branched starch having 6-?-maltosyl- and/or 6-?-maltotetraosyl-structure(s) with a marked retrogradation-resistance, a process for producing the branched starch without lowering the molecular weight of material starch, and uses thereof.
    Type: Grant
    Filed: April 10, 2012
    Date of Patent: September 3, 2013
    Assignee: Hayashibara Co., Ltd.
    Inventors: Tomoyuki Nishimoto, Katsuhiko Hino, Takanori Okura, Hiroto Chaen, Shigeharu Fukuda, Toshio Miyake
  • Publication number: 20130172542
    Abstract: The present invention has objects to provide a novel crystalline 2-O-?-glucosyl-L-ascorbic acid and its production process and uses, and solves the above objects by providing hydrous crystalline 2-O-?-glucosyl-L-ascorbic acid, a particulate composition containing hydrous crystalline 2-O-?-glucosyl-L-ascorbic acid, and their production processes and uses.
    Type: Application
    Filed: September 6, 2011
    Publication date: July 4, 2013
    Applicant: HAYASHIBARA CO., LTD.
    Inventors: Takashi Shibuya, Seisuke Izawa, Shigeharu Fukuda
  • 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