Patents by Inventor Keiichi Oyama

Keiichi Oyama 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: 9125839
    Abstract: A composition for external use on skin that can be spread evenly on the skin, does not produce a liquid residue as a result of temperature change, and can suppress a feeling of sliminess of xanthan gum is provided. There are provided a composition for external use on skin containing 0.1% by mass to 10% by mass of a component (A) (a water-soluble polymer obtained by mixing agar with xanthan gum) and 30% by mass or more of a component (D) (water); the composition for external use on skin containing 0.5% by mass to 40% by mass of a divalent polyol as a component (B); the composition for external use on skin according to any one of the above compositions, which contains moisturizers as a component (C); and the composition for external use on skin according to any one of the above compositions, which contains oil as a component (E).
    Type: Grant
    Filed: March 14, 2011
    Date of Patent: September 8, 2015
    Assignee: The Nisshin Oillio Group, Ltd.
    Inventors: Hisanori Kachi, Makoto Matsuzawa, Minaho Ookubo, Keiichi Oyama, Aki Gotou, Masaaki Kojima, Takehiko Sakai, Junichi Itou
  • Patent number: 9078819
    Abstract: A cosmetic transparent gel preparation that has high levels of transparency and hardness and favorable usability, as well as a gelling agent that is ideal for use in the cosmetic transparent gel preparation. The cosmetic transparent gel preparation contains an esterification reaction product obtained by reacting glycerol with a dibasic acid of 18 to 28 carbon atoms and a fatty acid of 8 to 28 carbon atoms (excluding dibasic acids), 12-hydroxystearic acid, and an oil component. The gelling agent contains an esterification reaction product obtained by reacting glycerol with a dibasic acid of 18 to 28 carbon atoms and a fatty acid of 8 to 28 carbon atoms (excluding dibasic acids), and 12-hydroxystearic acid.
    Type: Grant
    Filed: November 19, 2013
    Date of Patent: July 14, 2015
    Assignee: The Nisshin Oillio Group, Ltd.
    Inventor: Keiichi Oyama
  • Patent number: 9028850
    Abstract: The present invention relates to a composition for cosmetics including a polyglycerol fatty acid ester, which is an ester of polyglycerol having an average degree of polymerization of 4 to 100 with a fatty acid having 2 to 18 carbon atoms, has a hydroxyl value equal to or less than 15 mgKOH/g, and has a specific gravity at 20° C. of 0.96 to 1.15; a cosmetic which includes the composition for cosmetics; a method for producing an oil-in-water emulsion cosmetic which includes mixing the composition for cosmetics; and a two-separate-layer-type cosmetic, which comprises the composition for cosmetics. The present invention relates to the composition for cosmetics which can be appropriately used in producing a cosmetic giving a highly excellent feel in using and having a very good texture, a cosmetic showing a very high stability over time as an emulsion, and a two-separate-layer-type cosmetic.
    Type: Grant
    Filed: June 25, 2013
    Date of Patent: May 12, 2015
    Assignee: The Nisshin Oillio Group, Ltd.
    Inventors: Makoto Matsuzawa, Azusa Yamaguchi, Aki Goto, Keiichi Oyama
  • Patent number: 9028848
    Abstract: The present invention relates to a composition for cosmetics including a polyglycerol fatty acid ester, which is an ester of polyglycerol having an average degree of polymerization of 4 to 100 with a fatty acid having 2 to 18 carbon atoms, has a hydroxyl value equal to or less than 15 mgKOH/g, and has a specific gravity at 20° C. of 0.96 to 1.15; a cosmetic which includes the composition for cosmetics; a method for producing an oil-in-water emulsion cosmetic which includes mixing the composition for cosmetics; and a two-separate-layer-type cosmetic, which comprises the composition for cosmetics. The present invention relates to the composition for cosmetics which can be appropriately used in producing a cosmetic giving a highly excellent feel in using and having a very good texture, a cosmetic showing a very high stability over time as an emulsion, and a two-separate-layer-type cosmetic.
    Type: Grant
    Filed: October 28, 2010
    Date of Patent: May 12, 2015
    Assignee: The Nisshin Oillio Group, Ltd.
    Inventors: Makoto Matsuzawa, Azusa Yamaguchi, Aki Goto, Keiichi Oyama
  • Publication number: 20150087726
    Abstract: A cosmetic transparent gel preparation that has high levels of transparency and hardness and favorable usability, as well as a gelling agent that is ideal for use in the cosmetic transparent gel preparation. The cosmetic transparent gel preparation contains an esterification reaction product obtained by reacting glycerol with a dibasic acid of 18 to 28 carbon atoms and a fatty acid of 8 to 28 carbon atoms (excluding dibasic acids), 12-hydroxystearic acid, and an oil component. The gelling agent contains an esterification reaction product obtained by reacting glycerol with a dibasic acid of 18 to 28 carbon atoms and a fatty acid of 8 to 28 carbon atoms (excluding dibasic acids), and 12-hydroxystearic acid.
    Type: Application
    Filed: November 19, 2013
    Publication date: March 26, 2015
    Applicant: THE NISSIN OILLIO GROUP, LTD.
    Inventor: Keiichi Oyama
  • Patent number: 8765718
    Abstract: The present invention discloses a cosmetic preparation which comprises 20 mass % or more of an oil ingredient comprising the following components (A) and (B), and said oil ingredient comprising 50 mass % or more of the component (B): (A): one or more members selected from the group consisting of an ester compound(s) represented by the following formula (I) and/or formula (II) of erythritol and/or erythritol condensate with a fatty acid(s); polycondensates of erythritol and/or erythritol condensate, the above-mentioned ester compound(s) and a polycarboxylic acid(s); polycondensates of a fatty acid(s) with a polycondensate(s) of erythritol and/or erythritol condensate with a polycarboxylic acid(s); and polycondensates of erythritol and/or erythritol condensate, a fatty acid(s) and a polycarboxylic acid(s); and (B): silicone. This cosmetic preparation is excellent in compatibility with an oil agent and affinity for a water-base component.
    Type: Grant
    Filed: June 24, 2008
    Date of Patent: July 1, 2014
    Assignee: The Nisshin OilliO Group, Ltd.
    Inventors: Makoto Matsuzawa, Masaaki Fujisawa, Keiichi Oyama
  • Patent number: 8597669
    Abstract: A cosmetic transparent gel preparation that has high levels of transparency and hardness and favorable usability, as well as a gelling agent that is ideal for use in the cosmetic transparent gel preparation. The cosmetic transparent gel preparation contains an esterification reaction product obtained by reacting glycerol with a dibasic acid of 18 to 28 carbon atoms and a fatty acid of 8 to 28 carbon atoms (excluding dibasic acids), 12-hydroxystearic acid, and an oil component. The gelling agent contains an esterification reaction product obtained by reacting glycerol with a dibasic acid of 18 to 28 carbon atoms and a fatty acid of 8 to 28 carbon atoms (excluding dibasic acids), and 12-hydroxystearic acid.
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: December 3, 2013
    Inventor: Keiichi Oyama
  • Publication number: 20130303634
    Abstract: The present invention relates to a composition for cosmetics including a polyglycerol fatty acid ester, which is an ester of polyglycerol having an average degree of polymerization of 4 to 100 with a fatty acid having 2 to 18 carbon atoms, has a hydroxyl value equal to or less than 15 mgKOH/g, and has a specific gravity at 20° C. of 0.96 to 1.15; a cosmetic which includes the composition for cosmetics; a method for producing an oil-in-water emulsion cosmetic which includes mixing the composition for cosmetics; and a two-separate-layer-type cosmetic, which comprises the composition for cosmetics. The present invention relates to the composition for cosmetics which can be appropriately used in producing a cosmetic giving a highly excellent feel in using and having a very good texture, a cosmetic showing a very high stability over time as an emulsion, and a two-separate-layer-type cosmetic.
    Type: Application
    Filed: June 25, 2013
    Publication date: November 14, 2013
    Inventors: Makoto Matsuzawa, Azusa Yamaguchi, Aki Goto, Keiichi Oyama
  • Patent number: 8501209
    Abstract: The invention provides a gel-type water absorbent with rich flexibility and elasticity, with less variation in strength of gel during preservation, with low viscosity of sol, with easy processability, having a physical property with extremely less water discharge, and having functions of water absorbency and water solubility. The gel-type water absorbent contains a tamarind seed polysaccharide including 90% or more dietary fiber, 1% or less protein and 1% or less ash; and a water-soluble organic substance including at least one or more of a polyhydric alcohol and water-soluble surfactant.
    Type: Grant
    Filed: May 16, 2005
    Date of Patent: August 6, 2013
    Assignee: The Nisshin Oillio Group, Ltd
    Inventors: Yukiko Oi, Keiichi Oyama, Yuji Uzuhashi, Masaaki Kojima
  • Patent number: 8501210
    Abstract: The present invention has an object to provide a gel composition which has an excellent skin whitening effect and shows high storage stability even when ascorbic acid, a salt of ascorbic acid, an ascorbic acid derivative, and a salt of an ascorbic acid derivative is blended, and to provide a pack cosmetic using the gel composition. The gel composition, which comprises the following components (A)-(D): (A) a tamarind seed polysaccharide; (B) a polyhydric alcohol; (C) at least one or more of ascorbic acid, a salt of ascorbic acid, an ascorbic acid derivative, and a salt of an ascorbic acid derivative; and (D) water.
    Type: Grant
    Filed: March 6, 2007
    Date of Patent: August 6, 2013
    Assignee: The Nisshin Oillio Group, Ltd
    Inventors: Masaaki Fujisawa, Keiko Tanaka, Keiichi Oyama
  • Publication number: 20130029932
    Abstract: A composition for external use on skin that can be spread evenly on the skin, does not produce a liquid residue as a result of temperature change, and can suppress a feeling of sliminess of xanthan gum is provided. There are provided a composition for external use on skin containing 0.1% by mass to 10% by mass of a component (A) (a water-soluble polymer obtained by mixing agar with xanthan gum) and 30% by mass or more of a component (D) (water); the composition for external use on skin containing 0.5% by mass to 40% by mass of a divalent polyol as a component (B); the composition for external use on skin according to any one of the above compositions, which contains moisturizers as a component (C); and the composition for external use on skin according to any one of the above compositions, which contains oil as a component (E).
    Type: Application
    Filed: March 14, 2011
    Publication date: January 31, 2013
    Applicant: This Nisshin Oillio Group, Ltd.s
    Inventors: Hisanori Kachi, Makoto Matsuzawa, Minaho Ookubo, Keiichi Oyama, Aki Gotou, Masaaki Kojima, Takehiko Sakai, Junichi Itou
  • Publication number: 20110160312
    Abstract: A cosmetic transparent gel preparation that has high levels of transparency and hardness and favorable usability, as well as a gelling agent that is ideal for use in the cosmetic transparent gel preparation. The cosmetic transparent gel preparation contains an esterification reaction product obtained by reacting glycerol with a dibasic acid of 18 to 28 carbon atoms and a fatty acid of 8 to 28 carbon atoms (excluding dibasic acids), 12-hydroxystearic acid, and an oil component. The gelling agent contains an esterification reaction product obtained by reacting glycerol with a dibasic acid of 18 to 28 carbon atoms and a fatty acid of 8 to 28 carbon atoms (excluding dibasic acids), and 12-hydroxystearic acid.
    Type: Application
    Filed: September 11, 2009
    Publication date: June 30, 2011
    Applicant: THE NISSHIN OILLIO GROUP, LTD.
    Inventor: Keiichi Oyama
  • Publication number: 20100189676
    Abstract: The present invention discloses a cosmetic preparation which comprises 20 mass % or more of an oil ingredient comprising the following components (A) and (B), and said oil ingredient comprising 50 mass % or more of the component (B): (A): one or more members selected from the group consisting of an ester compound(s) represented by the following formula (I) and/or formula (II) of erythritol and/or erythritol condensate with a fatty acid(s); polycondensates of erythritol and/or erythritol condensate, the above-mentioned ester compound(s) and a polycarboxylic acid(s); polycondensates of a fatty acid(s) with a polycondensate(s) of erythritol and/or erythritol condensate with a polycarboxylic acid(s); and polycondensates of erythritol and/or erythritol condensate, a fatty acid(s) and a polycarboxylic acid(s); and (B): silicone. This cosmetic preparation is excellent in compatibility with an oil agent and affinity for a water-base component.
    Type: Application
    Filed: June 24, 2008
    Publication date: July 29, 2010
    Applicant: The Nisshin OillO Group, Ltd
    Inventors: Makoto Matsuzawa, Masaaki Fujisawa, Keiichi Oyama
  • Patent number: 7763237
    Abstract: An ultraviolet protective preparation comprising an ester prepared from glycerol and/or a condensate thereof, a straight-chain saturated fatty acid having 2 to 28 carbon atoms, and an aliphatic saturated dibasic acid having 12 to 28 carbon atoms, an oil liquid or pasty at ordinary temperatures which consists of an ester of a mono- to hexa-carboxylic acid having 2 to 36 carbon atoms with a mono- to hexa-hydric alcohol having 1 to 36 carbon atoms, and an ultraviolet protective powder in prescribed portions; and cosmetics containing the ultraviolet protective preparation. The invention provides an ultraviolet protective preparation which is improved in the dispersion stability of ultraviolet protective powder such as titanium dioxide or zinc oxide while keeping the handleability and the ability to give cosmetics excellent in organoleptic properties and storage stability; and cosmetics excellent in organoleptic properties and storage stability.
    Type: Grant
    Filed: October 6, 2004
    Date of Patent: July 27, 2010
    Assignee: The Nisshin OilliO Group, Ltd.
    Inventors: Koji Tsuchikawa, Keiichi Oyama
  • Patent number: 7687066
    Abstract: A self emulsification type oily liquid cosmetic composition includes 8 to 30% by mass of the following component A and 50 to 92% by mass of the following component B. Component A: a polyglycerin fatty acid ester having a hydroxyl value of 450 to 700, and a branched fatty acid residue having 16 to 18 carbon atoms and/or a linear unsaturated fatty acid residue having 16 to 18 carbon atoms accounting for 50 to 100% by mass of total constituent fatty acid residues, and in a polyglycerin constituting the polyglycerin fatty acid ester, a total content of a polyglycerin cyclic compound of a dimer and a trimer is from 0 to 3% based on the entire polyglycerin, a total content of a polyglycerin of a undecamer or a higher multimer is from 10 to 30% based on the entire polyglycerin, and each content of a polyglycerin of a tetramer to a decamer is from 4 to 20% based on the entire polyglycerin. Component B: an oily component.
    Type: Grant
    Filed: May 7, 2004
    Date of Patent: March 30, 2010
    Assignee: The Nisshin OilliO Group, Ltd.
    Inventors: Jin Fujino, Keiichi Oyama, Kazuhito Uchida
  • Publication number: 20090130039
    Abstract: The present invention has an object to provide a gel composition which has an excellent skin whitening effect and shows high storage stability even when ascorbic acid, a salt of ascorbic acid, an ascorbic acid derivative, and a salt of an ascorbic acid derivative is blended, and to provide a pack cosmetic using the gel composition. The gel composition, which comprises the following components (A)-(D): (A) a tamarind seed polysaccharide; (B) a polyhydric alcohol; (C) at least one or more of ascorbic acid, a salt of ascorbic acid, an ascorbic acid derivative, and a salt of an ascorbic acid derivative; and (D) water.
    Type: Application
    Filed: March 6, 2007
    Publication date: May 21, 2009
    Applicant: THE NISSHIN OILLIO GROUP, LTD.
    Inventors: Masaaki Fujisawa, Keiko Tanaka, Keiichi Oyama
  • Publication number: 20080279798
    Abstract: The invention provides a gel-type water absorbent with rich flexibility and elasticity, with less variation in strength of gel during preservation, with low viscosity of sol, with easy processability, having a physical property with extremely less water discharge, and having functions of water absorbency and water solubility. The gel-type water absorbent contains a tamarind seed polysaccharide including 90% or more dietary fiber, 1% or less protein and 1% or less ash; and a water-soluble organic substance including at least one or more of a polyhydric alcohol and water-soluble surfactant.
    Type: Application
    Filed: May 16, 2005
    Publication date: November 13, 2008
    Inventors: Yukiko Oi, Keiichi Oyama, Yuji Uzuhashi, Masaaki Kojima
  • Publication number: 20070264207
    Abstract: An ultraviolet protective preparation comprising an ester prepared from glycerol and/or a condensate thereof, a straight-chain saturated fatty acid having 2 to 28 carbon atoms, and an aliphatic saturated dibasic acid having 12 to 28 carbon atoms, an oil liquid or pasty at ordinary temperatures which consists of an ester of a mono- to hexa-carboxylic acid having 2 to 36 carbon atoms with a mono- to hexa-hydric alcohol having 1 to 36 carbon atoms, and an ultraviolet protective powder in prescribed portions; and cosmetics containing the ultraviolet protective preparation. The invention provides an ultraviolet protective preparation which is improved in the dispersion stability of ultraviolet protective powder such as titanium dioxide or zinc oxide while keeping the handleability and the ability to give cosmetics excellent in organoleptic properties and storage stability; and cosmetics excellent in organoleptic properties and storage stability.
    Type: Application
    Filed: October 6, 2004
    Publication date: November 15, 2007
    Inventors: Koji Tsuchikawa, Keiichi Oyama
  • Publication number: 20060286133
    Abstract: A self emulsification type oily liquid cosmetic composition includes 8 to 30% by mass of the following component A and 50 to 92% by mass of the following component B. Component A: a polyglycerin fatty acid ester having a hydroxyl value of 450 to 700, and a branched fatty acid residue having 16 to 18 carbon atoms and/or a linear unsaturated fatty acid residue having 16 to 18 carbon atoms accounting for 50 to 100% by mass of total constituent fatty acid residues, and in a polyglycerin constituting the polyglycerin fatty acid ester, a total content of a polyglycerin cyclic compound of a dimer and a trimer is from 0 to 3% based on the entire polyglycerin, a total content of a polyglycerin of a undecamer or a higher multimer is from 10 to 30% based on the entire polyglycerin, and each content of a polyglycerin of a tetramer to a decamer is from 4 to 20% based on the entire polyglycerin. Component B: an oily component.
    Type: Application
    Filed: May 7, 2004
    Publication date: December 21, 2006
    Inventors: Jin Fujino, Keiichi Oyama, Kazuhito Uchida
  • Publication number: 20050232889
    Abstract: A transparent aqueous elastic body can be obtained, which is highly transparent, flexible, hardly fragile, and excellent in strength against strain. The transparent aqueous elastic body comprises at least one thickening agent selected from galactomannans, and a xanthan gum, in which water-insoluble components are decomposed or removed. The transparent aqueous elastic body has a transmissivity above 90% T measured using a spectrophotometer under a condition at a temperature of 25° C., with a measuring wavelength of 655 nm, in a measuring optical path of 10 mm.
    Type: Application
    Filed: June 13, 2005
    Publication date: October 20, 2005
    Inventors: Katsura Adachi, Keiichi Oyama, Yukiko Oi, Yuji Uzuhashi, Masaaki Kojima, Takehiko Sakai