Patents Assigned to Riken Vitamin Co., Ltd.
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Patent number: 11419820Abstract: Provided are carotenoid-containing particles having, for preventing exudation of carotenoid at the time of tableting and during storage, a structure in which a carotenoid is dispersed in an agar gel containing a cyclodextrin and/or a plant protein.Type: GrantFiled: March 28, 2017Date of Patent: August 23, 2022Assignee: Riken Vitamin Co., Ltd.Inventors: Kazuyoshi Kondo, Isao Matsuse
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Patent number: 11174390Abstract: Provided is a Gardenia pigment preparation that can stably maintain a dissolved state of Gardenia blue pigment in an acidic range. The Gardenia pigment preparation comprises Gardenia blue pigment and lecithin.Type: GrantFiled: September 23, 2016Date of Patent: November 16, 2021Assignee: Riken Vitamin Co., Ltd.Inventor: Koji Kasai
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Patent number: 10264810Abstract: An object of the present invention is to remove or reduce iodine contained in a marine natural product extract, while maintaining the original flavor, taste, appearance, etc. of the marine natural product extract before processing. A first anion exchange membrane (5) and a second anion exchange membrane (6) are sequentially arranged from the anode (3) side. Between the anion exchange membranes (5, 6), an extract receiving compartment (9) is formed and fed with a marine natural product extract (21). An iodine recovery compartment (8) is formed on the anode side of the first anion exchange membrane (5). A replenisher receiving compartment (10) is formed on the cathode side of the second anion exchange membrane (6) and fed with a replenisher containing chlorine ions (24).Type: GrantFiled: December 6, 2011Date of Patent: April 23, 2019Assignees: RIKEN VITAMIN CO., LTD., SUNACTIS CO., LTD.Inventors: Minoru Tanaka, Haruka Unno, Hiroaki Kanayama
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Patent number: 9795161Abstract: Provided is a taste-improving agent that suppresses the unpleasant taste of potassium, such as harshness, irritativeness, and bitterness without reducing the salty taste of a potassium-containing food or drink. The taste-improving agent for a potassium-containing food or drink comprises a lactic acid-fermented yeast extract that is obtainable by fermenting a yeast extract with a lactic acid bacterium and contains 7.5 (w/w) % or more of lactic acid relative to the solid content of the yeast extract.Type: GrantFiled: September 12, 2012Date of Patent: October 24, 2017Assignees: RIKEN VITAMIN CO., LTD., KIKKOMAN CORPORATIONInventors: Yasuyuki Kobayashi, Takehiko Watanabe, Takeharu Nakahara, Yoshikazu Endo
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Publication number: 20160157505Abstract: An object of the present invention is to provide a coagulant composition for tofu exhibiting high dispersibility in soy milk, even when the composition comprises a large proportion of an inorganic salt coagulant. The composition requires no use of a specially designed coagulating machine equipped with a high-speed dispersion mixer, and is thoroughly dispersed in soy milk merely by mixing with conventional low-speed stirrer. The composition coagulates soy milk to give tofu with good taste and good mouthfeel. In particular, the present invention provides a coagulant composition for tofu, the composition comprising (a) an inorganic salt coagulant, (b) a polyglycerol ester of interesterified ricinoleic acid, (c) a lecithin and/or a diacetyltartaric and fatty acid ester of glycerol and (d) an oil component.Type: ApplicationFiled: June 10, 2014Publication date: June 9, 2016Applicant: RIKEN VITAMIN CO., LTD.Inventors: Hirozumi TOGASHI, Kyosuke KODAMA, Shigeki ASO
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Patent number: 9173428Abstract: A method for producing a powdery emulsified fat and oil that releases fats and oils when dissolved in hot water and that has an excellent powder property during storage is provided. The method for producing a powdery emulsified fat and oil includes adding a fat and oil to an aqueous solution containing a meat extract and a salt and emulsifying the mixture, and then drying the emulsified solution. The method for producing a powdery emulsified fat and oil includes emulsifying the aqueous solution that further contains an excipient and then drying the emulsified solution. A powdered soup produced using the obtained powdery emulsified fat and oil has a good aroma and richness, and is provided as a food product with an excellent shelf life.Type: GrantFiled: August 18, 2009Date of Patent: November 3, 2015Assignee: RIKEN VITAMIN CO., LTD.Inventors: Takahiro Kuramoto, Takehiko Watanabe, Eichi Kikuchi
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Patent number: 9012548Abstract: An object of the present invention is to provide a polypropylene resin composition that is blended in a polyolefin resin to improve its surface characteristics and impart sustained water repellency and yet is low in aggregates so as not to deteriorate the visual appearance, a polyolefin resin composition containing the polypropylene resin composition, and a molded article of the polyolefin resin composition. A composition that achieves the object is a polypropylene resin composition obtained by heating and kneading a material containing (A) a polypropylene resin, (B) a polypropylene wax, (C) a polyorganosiloxane containing at least one silicon-atom-bonded alkenyl group in each molecule, and (D) an organic peroxide.Type: GrantFiled: July 10, 2012Date of Patent: April 21, 2015Assignee: Riken Vitamin Co., LtdInventors: Keisuke Inagaki, Kimio Yoshikawa
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Patent number: 8962699Abstract: Disclosed is a liquid composition which is intended to be filled in soft capsules and comprises an oil-insoluble ingredient dispersed in an edible oil, a reactive monoglyceride, and a triglycerol fatty acid ester having a monoester content of 50% or more. The liquid composition to be filled in soft capsules does not comprise bees wax but has a dispersion stability of the oil-insoluble ingredient equal to or higher than that of a conventional composition in which bees wax is used.Type: GrantFiled: June 14, 2010Date of Patent: February 24, 2015Assignee: Riken Vitamin Co., Ltd.Inventor: Masao Iizuka
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Publication number: 20140348977Abstract: Provided is a method for producing a multicore gelatin microcapsule containing a flavoring agent, the multicore gelatin microcapsule having a time to the flavor emanation peak ranging from 1 minute 30 seconds to less than 4 minutes in the case of use in a food. The method for producing a multicore gelatin microcapsule comprises the steps of: adding a transglutaminase to an oil-in-water emulsion composition containing gelatin and a flavoring agent to yield a mixed solution containing the gelatin in an amount of 10 to 25% by mass; and spraying the mixed solution and cooling and solidifying the sprayed solution.Type: ApplicationFiled: September 12, 2012Publication date: November 27, 2014Applicant: RIKEN VITAMIN CO., LTD.Inventor: Hideki Hayasaka
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Publication number: 20140328991Abstract: Provided is a taste-improving agent that suppresses the unpleasant taste of potassium, such as harshness, irritativeness, and bitterness without reducing the salty taste of a potassium-containing food or drink. The taste-improving agent for a potassium-containing food or drink comprises a lactic acid-fermented yeast extract that is obtainable by fermenting a yeast extract with a lactic acid bacterium and contains 7.5 (w/w) % or more of lactic acid relative to the solid content of the yeast extract.Type: ApplicationFiled: September 12, 2012Publication date: November 6, 2014Applicants: KIKKOMAN CORPORATION, RIKEN VITAMIN CO., LTD.Inventors: Yasuyuki Kobayashi, Takehiko Watanabe, Takeharu Nakahara, Yoshikazu Endo
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Publication number: 20140249259Abstract: An object of the present invention is to provide a polypropylene resin composition that is blended in a polyolefin resin to improve its surface characteristics and impart sustained water repellency and yet is low in aggregates so as not to deteriorate the visual appearance, a polyolefin resin composition containing the polypropylene resin composition, and a molded article of the polyolefin resin composition. A composition that achieves the object is a polypropylene resin composition obtained by heating and kneading a material containing (A) a polypropylene resin, (B) a polypropylene wax, (C) a polyorganosiloxane containing at least one silicon-atom-bonded alkenyl group in each molecule, and (D) an organic peroxide.Type: ApplicationFiled: July 10, 2012Publication date: September 4, 2014Applicant: Riken Vitamin Co., Ltd.Inventors: Keisuke Inagaki, Kimio Yoshikawa
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Patent number: 8399041Abstract: Provided is a plastic fat composition prepared using only fats and/or oils which are essentially free from trans acid residues as a raw material fat and/or oil, in which coarsening of the fat crystals during storage is suppressed. The fat composition is prepared by blending the fats and/or oils that are essentially free from trans acid residues as a raw material fat and/or oil with a specific mono- and diglycerides of fatty acids. The mono- and diglycerides of fatty acids have a palmitic acid content of 10% or more, and a palmitic acid and stearic acid content of 90% or more, based on 100% of the fatty acid constituting the mono- and diglycerides of fatty acids and are essentially free from trans acids; and have a diester content of 50% by mass or more and monoester content of 5% by mass or less, based on 100% by mass of the mono- and diglycerides of fatty acids.Type: GrantFiled: September 29, 2006Date of Patent: March 19, 2013Assignee: Riken Vitamin Co., Ltd.Inventors: Kenichi Harada, Masao Iizuka
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Publication number: 20110183060Abstract: A method for producing a powdery emulsified fat and oil that releases fats and oils when dissolved in hot water and that has an excellent powder property during storage is provided. The method for producing a powdery emulsified fat and oil includes adding a fat and oil to an aqueous solution containing a meat extract and a salt and emulsifying the mixture, and then drying the emulsified solution. The method for producing a powdery emulsified fat and oil includes emulsifying the aqueous solution that further contains an excipient and then drying the emulsified solution. A powdered soup produced using the obtained powdery emulsified fat and oil has a good aroma and richness, and is provided as a food product with an excellent shelf life.Type: ApplicationFiled: August 18, 2009Publication date: July 28, 2011Applicant: Riken Vitamin Co., Ltd.Inventors: Takahiro Kuramoto, Takehiko Watanabe, Eichi Kikuchi
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Patent number: 7947305Abstract: The present invention aims at providing a fat-soluble drug composition having improved absorbability of the fat-soluble component in the living body and being stable as a formulation, specifically a fat-soluble drug composition for capsules. The present invention relates to a fat-soluble drug composition comprising a fat-soluble component and an emulsifier, wherein the emulsifier contains diacetyltartaric and unsaturated fatty acid esters of glycerol and a glycerol ester of unsaturated fatty acid.Type: GrantFiled: August 18, 2006Date of Patent: May 24, 2011Assignee: Riken Vitamin Co., Ltd.Inventors: Eichi Kikuchi, Seiko Kawada
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Patent number: 7666934Abstract: Provided is a thermoplastic resin composition, in particular, an aliphatic polyester resin composition comprising a plasticizer which is soft, exhibits high transparency, is reduced in bleeding out and exhibits high resistance to the extraction by a paraffinic solvent; and a sheet, a film or a molded article formed from the thermoplastic resin composition. An aliphatic polyester resin composition, characterized in that it comprises 100 parts by mass of an aliphatic polyester and, as a plasticizer, 1.0 to 100 parts by mass of a specific ester compound which is an ester formed from a trivalent polyhydric alcohol and an acyl group derived from a carboxylic acid having 2 to 18 carbon atoms and has an average acylation degree of 50 to 90%.Type: GrantFiled: March 2, 2006Date of Patent: February 23, 2010Assignee: Riken Vitamin Co., Ltd.Inventors: Kazuyuki Sashida, Soichiro Kamiya
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Publication number: 20090162527Abstract: Provided is a plastic fat composition prepared using only fats and/or oils which are essentially free from trans acid residues as a raw material fat and/or oil, in which coarsening of the fat crystals during storage is suppressed, the fat composition prepared using only fats and/or oils which are essentially free from trans acid residues as a raw material fat and/or oil and blending a specific mono- and diglycerides of fatty acids, wherein the mono- and diglycerides of fatty acids: (1) has a palmitic acid content of 10% or more, and a palmitic acid and stearic acid content of 90% or more, based on 100% of the fatty acid constituting the mono- and diglycerides of fatty acids, yet is essentially free from trans acids; and (2) has a diester content of 50% by mass or more and a monoester content of 5% by mass or less, based on 100% by mass of the mono- and diglycerides of fatty acids.Type: ApplicationFiled: September 29, 2006Publication date: June 25, 2009Applicant: Riken Vitamin Co., LtdInventors: Kenichi Harada, Masao Iizuka
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Patent number: 7214379Abstract: Marigold oleoresin having a low viscosity and a high lutein content which can be filled in soft capsules can be obtained according to the method of the present invention, which is characterized by combining a step of subjecting oleoresin to supercritical fluid extraction and a step of dissolving oleoresin in a ketone solvent, cooling the solution and removing the ingredient which precipitated in solution.Type: GrantFiled: September 22, 2003Date of Patent: May 8, 2007Assignee: Riken Vitamin Co., Ltd.Inventors: Shin Sadano, Kazuhiro Fujiwara, Koichi Harada
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Patent number: 7134954Abstract: The present invention is to provide a method for producing an animal natural intestine having improved texture and hardness by treatment with a solution containing a food emulsifier.Type: GrantFiled: November 17, 2005Date of Patent: November 14, 2006Assignee: Riken Vitamin Co., Ltd.Inventors: Ryuichi Yoshikawa, Yusuke Nakanishi, Yuki Iwata
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Patent number: 7112689Abstract: The present invention relates to a method for the production of a lutein-fatty acid ester concentrate of high purity by dissolving marigold oleoresin in a ketone solvent such as acetone, cooling the solution, and removing wherefrom a ketone solvent-insoluble component to uniform the quality of oleoresin, followed by dissolving the acetone-soluble portion obtained as above in butanol, cooling the solution, removing a butanol-soluble impurity after adding or without adding one or more members selected from the group consisting of water, methanol, ethanol and a mixture thereof, and washing the resulting butanol-insoluble with ethanol.Type: GrantFiled: December 31, 2002Date of Patent: September 26, 2006Assignee: Riken Vitamin Co., Ltd.Inventors: Shin Sadano, Koichi Harada, Tadamichi Sonoda
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Patent number: 6720374Abstract: The present invention relates to biodegradable plastics and biodegradable plastic products thereof having flexibility, and more specifically, it aims to provide a plasticizer for providing aliphatic polyester, in particular, polylactic acid with flexibility, an aliphatic polyester composition using the same, a film, a sheet, a bag and the like obtained by molding said composition, that are, with respect to 100 parts by weight of aliphatic polyester, (1) an aliphatic polyester compound which contains polyglycerol acetic ester by 5-50 parts by weight, (2) an aliphatic polyester compound which contains polyglycerol acetic ester and acetic and fatty acid ester of glycerol having a specific structure by 5-50 parts by weight, and (3) flexible products which are obtained by molding the fatty polyester compound indicated in the above (1) or (2) into films, sheets, bags or the like.Type: GrantFiled: May 24, 2002Date of Patent: April 13, 2004Assignee: Riken Vitamin Co., Ltd.Inventors: Kazuyuki Sashida, Tadashi Hasebe