Patents by Inventor Yukiko HIRUMA
Yukiko HIRUMA 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: 20230201104Abstract: The purpose of the present invention is to provide: a virus inactivating agent that exhibits an effect at an amount that does not cause skin irritation; and an external skin preparation composition containing said virus inactivating agent. The present invention relates to: a virus inactivating agent containing, as an effective component thereof, at least one selected from mint oil, eucalyptus oil, rosemary oil, sage oil, tea tree oil, shell ginger oil, peppermint oil, lemongrass oil, cajeputi oil, niaouli cineole oil, lime oil, lemon oil, lemon verbena oil, St. John's wort oil, ravintsara oil, rosewood oil, Melissa/lemon balm oil, myrrh oil, mandarin oil, vetiver oil, frankincense oil, citronella oil, cardamom oil, Angelica oil, and cationized starch; and an external skin preparation composition containing the same.Type: ApplicationFiled: March 6, 2023Publication date: June 29, 2023Applicant: Shiseido Company, Ltd.Inventors: Shoko ARINO, Hirohito SHIRAKAMI, Yukiko HIRUMA
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Patent number: 11160736Abstract: A lip cosmetic has a high transparency without giving unnatural whiteness and exerts a remarkable effect of ultraviolet ray protection over a broad wavelength range including the UVA and UVB regions. The lip cosmetic includes (A) at least 5% by mass of UV absorbers; wherein said (A) UV absorbers comprises (A1) at least one UV absorber selected from a group consisting of octocrylene, dimethicodiethylbenzalmalonate and diethylamino hydroxybenzoyl hexyl benzoate, and (A2) ethylhexyl methoxycinnamate; (B) a high-viscosity oil component in a range of 30% by mass to 70% by mass thereof; (C) a low-viscosity oil component in a range of 20% by mass to 40% by mass thereof, and (D) titanium dioxide and zinc oxide of which a total content is at most 0.5% by mass thereof; and wherein a sun-protection-factor (SPF) of the lip cosmetic is at least 20, and a critical wavelength thereof is at a shortest 370 nm.Type: GrantFiled: November 18, 2016Date of Patent: November 2, 2021Assignee: SHISEIDO COMPANY, LTD.Inventors: Shihoka Ohashi, Yukiko Hiruma, Takashi Matsuda, Takashi Matsui
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Publication number: 20210275434Abstract: The purpose of the present invention is to provide: a virus inactivating agent that exhibits an effect at an amount that does not cause skin irritation; and an external skin preparation composition containing said virus inactivating agent. The present invention relates to: a virus inactivating agent containing, as an effective component thereof, at least one selected from mint oil, eucalyptus oil, rosemary oil, sage oil, tea tree oil, shell ginger oil, peppermint oil, lemongrass oil, cajeputi oil, niaouli cineole oil, lime oil, lemon oil, lemon verbena oil, St. John's wort oil, ravintsara oil, rosewood oil, Melissa/lemon balm oil, myrrh oil, mandarin oil, vetiver oil, frankincense oil, citronella oil, cardamom oil, Angelica oil, and cationized starch; and an external skin preparation composition containing the same.Type: ApplicationFiled: July 19, 2019Publication date: September 9, 2021Applicant: Shiseido Company, Ltd.Inventors: Shoko ARINO, Hirohito SHIRAKAMI, Yukiko HIRUMA
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Publication number: 20210267862Abstract: An objective of the present invention is to provide a gel-type skin preparation for external use into which a di-chain cationic surfactant can be stably blended without precipitation over time and which can be spread topically on skin. The gel preparation according to the present invention comprises (a) a di-chain cationic surfactant having a specific structure, (b) an oil in which component (a) is soluble, (c) a lower alcohol, (d) a water-soluble thickener, and (e) water.Type: ApplicationFiled: July 8, 2019Publication date: September 2, 2021Applicant: Shiseido Company, Ltd.Inventors: Shoko ARINO, Yukiko HIRUMA
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Patent number: 10624823Abstract: An oil-in-water emulsion lip cosmetic that is not sticky when applied and superior to provide watery feel, glossy appearance, transparent and long-lasting glossy appearance when applied, comprises (A) an oil phase further comprising (a1) and (a2), wherein (a1) is 5 to 70% by mass of a non-volatile hydrocarbon oil including hydrogenated polyisobutene, and (a2) is 5 to 70% by mass of methylphenyl silicone that separates from (a1) when (a1) and (a2) are mixed with at 25° C.; and (B) an aqueous phase further comprising (b1) and (b2), wherein (b1) is 10 to 80% by mass of an aqueous component, and (b2) is 0.01 to 10% by mass of a colorant.Type: GrantFiled: June 7, 2017Date of Patent: April 21, 2020Assignee: SHISEIDO COMPANY, LTD.Inventors: Ayaka Minato, Noriko Tomita, Yukiko Hiruma, Hiroko Nakata
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Publication number: 20190262242Abstract: An oil-in-water emulsion lip cosmetic that is not sticky when applied and superior to provide watery feel, glossy appearance, transparent and long-lasting glossy appearance when applied, comprises (A) an oil phase further comprising (a1) and (a2), wherein (a1) is 5 to 70% by mass of a non-volatile hydrocarbon oil including hydrogenated polyisobutene, and (a2) is 5 to 70% by mass of methylphenyl silicone that separates from (a1) when (a1) and (a2) are mixed with at 25° C.; and (B) an aqueous phase further comprising (b1) and (b2), wherein (b1) is 10 to 80% by mass of an aqueous component, and (b2) is 0.01 to 10% by mass of a colorant.Type: ApplicationFiled: June 7, 2017Publication date: August 29, 2019Applicant: SHISEIDO COMPANY, LTD.Inventors: Ayaka MINATO, Noriko TOMITA, Yukiko HIRUMA, Hiroko NAKATA
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Publication number: 20190192400Abstract: A lip cosmetic has a high transparency without giving unnatural whiteness and exerts a remarkable effect of ultraviolet ray protection over a broad wavelength range including the UVA and UVB regions. The lip cosmetic includes (A) at least 5% by mass of UV absorbers; wherein said (A) UV absorbers comprises (A1) at least one UV absorber selected from a group consisting of octocrylene, dimethicodiethylbenzalmalonate and diethylamino hydroxybenzoyl hexyl benzoate, and (A2) ethylhexyl methoxycinnamate; (B) a high-viscosity oil component in a range of 30% by mass to 70% by mass thereof; (C) a low-viscosity oil component in a range of 20% by mass to 40% by mass thereof, and (D) titanium dioxide and zinc oxide of which a total content is at most 0.5% by mass thereof; and wherein a sun-protection-factor (SPF) of the lip cosmetic is at least 20, and a critical wavelength thereof is at a shortest 370 nm.Type: ApplicationFiled: November 18, 2016Publication date: June 27, 2019Applicant: SHISEIDO COMPANY, LTD.Inventors: Shihoka OHASHI, Yukiko HIRUMA, Takashi MATSUDA, Takashi MATSUI
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Publication number: 20180008527Abstract: Provided is a makeup cosmetic having bright fluorescent colouring whilst still having excellent transparency (being clear), and a cosmetic colouring material that is suitable for the cosmetic. The makeup cosmetic comprises (A) at least one kind of oil-soluble dye selected from the group consisting of red no. 218, red no. 223 and orange no. 201, (B) particles of a specific material selected from hydroxyapatite, calcium carbonate, a metal oxide (other than ferric oxide) and silica, and (C) oil, wherein the blending amount of pigment is not greater than 0.5 mass %, and the blending amount of water is less than 1.5 mass %. The makeup cosmetic, achieves high luminance fluorescent colouring whilst also having excellent transparency, and can be used as a lip cosmetic, blusher or eye shadow.Type: ApplicationFiled: January 21, 2016Publication date: January 11, 2018Applicant: SHISEIDO COMPANY, LTD.Inventors: Shihoka OOHASHI, Yukiko HIRUMA
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Publication number: 20170319454Abstract: A makeup cosmetic has bright fluorescent coloring whilst having excellent transparency (being clear), and a cosmetic coloring material that is suitable for the cosmetic. A makeup cosmetic comprising (A) at least one kind of oil-soluble dye selected from the group consisting of red no. 218, red no. 223 and orange no. 201, (B) a higher fatty acid metal salt, and (C) oil, wherein the blending amount of pigment is not greater than 0.5 mass %, and the oil-soluble dye is dissolved or dispersed in the oil. The makeup cosmetic, achieves high luminance fluorescent coloring whilst also having excellent transparency, and can be used as a lip cosmetic, blusher or eye shadow.Type: ApplicationFiled: July 21, 2017Publication date: November 9, 2017Applicant: SHISEIDO COMPANY, LTD.Inventors: SHIHOKA OOHASHI, Yukiko HIRUMA