Patents by Inventor Yurika WATANABE
Yurika WATANABE 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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Patent number: 11801207Abstract: The object is providing a water-in-oil emulsion sunscreen cosmetic having a property not present in the prior art, in which UV protection ability improve upon contact with water, sweat and the like in comparison with that directly after application, and also having pleasant texture and easy to wash off. The present invention provides a water-in-oil emulsion sunscreen cosmetic comprising (A) 6 to 40 mass % of a UV protective agent; (B) an organic-modified clay mineral; (C) an oil-phase-thickening agent, other than (B) and (D) a silicone-based surfactant having an HLB of less than 8, wherein the ratio, [total quantity of component (B) and component (C)]/[total quantity of (E) non-volatile liquid oils except silicone oils], is 0.04 or more and less than 0.68.Type: GrantFiled: October 30, 2015Date of Patent: October 31, 2023Assignee: SHISEIDO COMPANY, LTD.Inventors: Satoshi Yamaki, Kazutaka Sasaki, Takashi Matsui, Yurika Watanabe, Mayuri Tashiro, Yuko Nagare, Marianne Ayaka Touati, Kazuhiro Yamaguchi
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Publication number: 20230053779Abstract: An objective of the invention is to provide a sunscreen cosmetic that, by blending an environmentally friendly and highly water-resistant powder component instead of microplastic beads or silica, can achieve high ultraviolet protection power even when a small amount of an ultraviolet protectant is used, that moreover has the property wherein, by coming into contact with water, perspiration or the like, the ultraviolet protection effects are increased even more than those directly after being applied, and that also has an excellent texture. The sunscreen cosmetic according to the present invention contains (A) an oil phase thickener, (B) an ultraviolet protectant, and (C) a wax powder having a volume-average particle size of 1 to 30 lam.Type: ApplicationFiled: December 16, 2020Publication date: February 23, 2023Applicant: Shiseido Company, Ltd.Inventors: Shiho IWAMI, Yurika WATANABE
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Publication number: 20230052833Abstract: Oil-based particles have an average particle size of 0.05 mm to 10 mm, and include: (A) polar oil; and (B) an oily gelling agent having a melting point of 60° C. or more.Type: ApplicationFiled: December 17, 2020Publication date: February 16, 2023Inventors: Takahiro KATORI, Yurika WATANABE, Tsukasa WATANABE
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Publication number: 20230046650Abstract: An objective of the invention is to provide a sunscreen cosmetic that increases the ultraviolet protection power of ultraviolet protectants, thereby achieving high ultraviolet protection power using only a small amount of ultraviolet protectants, while simultaneously providing an excellent texture and placing little strain on the skin. The sunscreen cosmetic according to the present invention contains the following components (A) to (C): (A) an ultraviolet protectant; (B) silica having a particle size of 0.3 to 1 µm; and (C) a powder having a particle size of 1 to 30 µm; wherein the (C) powder is of one or more types selected from the group consisting of silica, aluminum starch octenyl succinate, cellulose or derivatives thereof, waxes, mica, sericite and biodegradable resins.Type: ApplicationFiled: December 16, 2020Publication date: February 16, 2023Applicant: Shiseido Company, Ltd.Inventors: Shiho IWAMI, Yurika WATANABE, Tsukasa WATANABE
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Publication number: 20220370331Abstract: An oil-in-water type composition in which powder is dispersed in an oil phase, the composition including: (A) 10% by mass or more of polar oil; (B) inorganic powder; (C) core-corona type microgel in which hydrophilic groups are partially provided on a surface of a hydrophobic fine particle; and (D) polyglycerin-modified silicone.Type: ApplicationFiled: October 28, 2020Publication date: November 24, 2022Inventors: Damini SHARMA, Yurika WATANABE
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Patent number: 11413227Abstract: The invention provides a cosmetic having strong resistance to contact with water, clothing, fingers, and abrasion with little decline (post-contact) in the cosmetic effects such as UV blocking protection as well as excellent feel on use. The cosmetic contains: (A) plate-shaped powder, (B) 6-40% by mass UV absorber, and (C) cationic surfactant.Type: GrantFiled: August 23, 2018Date of Patent: August 16, 2022Assignee: SHISEIDO COMPANY, LTD.Inventors: Takahiro Katori, Satoshi Yamaki, Kouichi Nagai, Yurika Watanabe
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Publication number: 20220079856Abstract: A sunscreen cosmetic having an excellent storage stability, while having a high UV protection effect without stickiness, using a liquid UV absorbent with not-so-high UV absorbance per weight concentration as a main UV absorbent will be provided. A sunscreen cosmetic comprising: (a) 5 to 15% by mass of a salicylic acid-based liquid UV absorbent; (b) 0.5 to 3% by mass of an alkyl silicone wax having a melting point of 60° C. or higher; and (c) a low-viscosity silicone oil, wherein a value obtained by dividing the total of contents of ingredients (b) and (c) by the content of liquid oils ({(b)+(c)}/content of liquid oils) is 0.2 to 0.6.Type: ApplicationFiled: January 8, 2020Publication date: March 17, 2022Applicant: Shiseido Company, Ltd.Inventors: Kazuhiro YAMAGUCHI, Jinu JEONG, Yurika WATANABE, Daiki ARAI
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Patent number: 11266591Abstract: An oil-in-water-type emulsion cosmetic contains an ultraviolet ray scattering agent and which has preparation stability in a system where a water-soluble alkyl-substituted polysaccharide derivative and another emulsifying agent coexist is further improved. The oil-in-water-type emulsion cosmetic containing (A) a water-soluble alkyl-substituted polysaccharide derivative, (B) a nonionic surfactant and (C) an ultraviolet ray scattering agent, wherein the blend ratio [(A)/(B)] of the water-soluble alkyl-substituted polysaccharide derivative (A) to the nonionic surfactant (B) is 1.54 or less, and the blend ratio [(A)/(C)] of the water-soluble alkyl-substituted polysaccharide derivative (A) to the ultraviolet ray scattering agent (C) is 0.02 or less.Type: GrantFiled: September 28, 2018Date of Patent: March 8, 2022Assignee: SHISEIDO COMPANY, LTD.Inventors: Minori Nakajima, Keita Nishida, Yurika Watanabe, Daiki Arai, Taichi Harada
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Publication number: 20220016016Abstract: An emulsion-type cosmetic composition contains from 3 to 50% by mass of an oil-soluble UV absorber, and from 0.2 to 20% by mass of a powder containing a polymer powder. An average IOB value of a monomer or monomers constituting the polymer powder is from 1 to 10.Type: ApplicationFiled: December 4, 2019Publication date: January 20, 2022Applicant: Shiseido Company, Ltd.Inventors: Tsukasa WATANABE, Kazuhiro YAMAGUCHI, Yurika WATANABE
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Publication number: 20220015996Abstract: A water-type or oil-in-water type cosmetic provided with a watery feeling in use and high ultraviolet protection ability. The water-type or oil-in-water-type cosmetic according to the present invention is characterized by containing (A) a porous spherical powder having an average particle size of 1 to 4 ?m and an oil absorption rate of 160 ml/100 g or lower; and (B) an ultraviolet absorption agent.Type: ApplicationFiled: November 18, 2019Publication date: January 20, 2022Applicant: Shiseido Company, Ltd.Inventors: Yurika WATANABE, Takashi ISHIDA, Kazuhiro YAMAGUCHI
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Patent number: 11166887Abstract: A water-in-oil emulsified cosmetic preparation that, even without substantially comprising a UV scattering agent: exhibits a higher UV protection effect than immediately after application, as a result of coming in contact with moisture, has excellent appearance, usability, and washability. The water-in-oil emulsified cosmetic preparation includes 6%-40% by mass of a UV absorber (A), an oil phase thickener (B), and at least one hydrophobic powder (C) selected from (i)-(iii), namely (i) hydrophobized talc, (ii) silicone powder having an average particle diameter of at least 30 ?m, and (iii) crosslinked polymethyl methacrylate powder having a crosslinking density of at least 40%; and not including a UV scattering agent or containing no more than 6% by mass of same.Type: GrantFiled: June 6, 2018Date of Patent: November 9, 2021Assignee: SHISEIDO COMPANY, LTD.Inventors: Marianne Ayaka Touati, Satoshi Yamaki, Yurika Watanabe, Takahiro Katori, Yuko Nagare
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Publication number: 20210106507Abstract: The problem to be solved by the present invention is to increase durability and suppress irregularities an oil-in-water type emulsion containing an agar microgel. A method for accomplishing this goal comprises dispersing in the makeup 0.5 to 10% by mass of a core-corona microgel. The resulting compositions are highly durable and excellent in feeling in use, and particularly excellent in freshness.Type: ApplicationFiled: October 12, 2020Publication date: April 15, 2021Applicant: SHISEIDO COMPANY, LTD.Inventors: Shun KUBOTA, Yurika WATANABE, Yuki SUGIYAMA
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Publication number: 20210077365Abstract: A water-in-oil emulsified cosmetic preparation that, even without substantially comprising a UV scattering agent, exhibits a high UV protection effect. This water-in-oil emulsified cosmetic preparation includes: 6%-40% by mass of a UV absorber (A); at least 15% by mass of a non-volatile polar oil component (B) containing an ester bond (and not including the UV absorber (A)); and 0.5%-15% by mass of an oil phase thickener (C). It is particularly preferable that the present invention also includes a powder (D) having an average particle diameter of no more than 15 ?m.Type: ApplicationFiled: June 6, 2018Publication date: March 18, 2021Applicant: SHISEIDO COMPANY, LTD.Inventors: MARIANNE AYAKA TOUATI, Satoshi YAMAKI, Yurika WATANABE, Takahiro KATORI
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Publication number: 20200289400Abstract: An oil-in-water-type emulsion cosmetic contains an ultraviolet ray scattering agent and which has preparation stability in a system where a water-soluble alkyl-substituted polysaccharide derivative and another emulsifying agent coexist is further improved. The oil-in-water-type emulsion cosmetic containing (A) a water-soluble alkyl-substituted polysaccharide derivative, (B) a nonionic surfactant and (C) an ultraviolet ray scattering agent, wherein the blend ratio [(A)/(B)] of the water-soluble alkyl-substituted polysaccharide derivative (A) to the nonionic surfactant (B) is 1.54 or less, and the blend ratio [(A)/(C)] of the water-soluble alkyl-substituted polysaccharide derivative (A) to the ultraviolet ray scattering agent (C) is 0.02 or less.Type: ApplicationFiled: September 28, 2018Publication date: September 17, 2020Applicant: SHISEIDO COMPANY, LTD.Inventors: Minori NAKAJIMA, Keita NISHIDA, Yurika WATANABE, Daiki ARAI, Taichi HARADA
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Publication number: 20200246234Abstract: The invention provides a cosmetic having strong resistance to contact with water, clothing, fingers, and abrasion with little decline (post-contact) in the cosmetic effects such as UV blocking protection as well as excellent feel on use. The cosmetic contains: (A) plate-shaped powder, (B) 6-40% by mass UV absorber, and (C) cationic surfactant.Type: ApplicationFiled: August 23, 2018Publication date: August 6, 2020Applicant: SHISEIDO COMPANY, LTD.Inventors: Takahiro KATORI, Satoshi YAMAKI, Kouichi NAGAI, Yurika WATANABE
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Publication number: 20200163847Abstract: A water-in-oil emulsified cosmetic preparation that, even without substantially comprising a UV scattering agent: exhibits a higher UV protection effect than immediately after application, as a result of coming in contact with moisture, has excellent appearance, usability, and washability. The water-in-oil emulsified cosmetic preparation includes 6%-40% by mass of a UV absorber (A), an oil phase thickener (B), and at least one hydrophobic powder (C) selected from (i)-(iii), namely (i) hydrophobized talc, (ii) silicone powder having an average particle diameter of at least 30 ?m, and (iii) crosslinked polymethyl methacrylate powder having a crosslinking density of at least 40%; and not including a UV scattering agent or containing no more than 6% by mass of same.Type: ApplicationFiled: June 6, 2018Publication date: May 28, 2020Applicant: SHISEIDO COMPANY, LTD.Inventors: Marianne Ayaka TOUATI, Satoshi YAMAKI, Yurika WATANABE, Takahiro KATORI, Yuko NAGARE
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Publication number: 20170333301Abstract: The object is providing a water-in-oil emulsion sunscreen cosmetic having a property not present in the prior art, in which UV protection ability improve upon contact with water, sweat and the like in comparison with that directly after application, and also having pleasant texture and easy to wash off. The present invention provides a water-in-oil emulsion sunscreen cosmetic comprising (A) 6 to 40 mass % of a UV protective agent; (B) an organic-modified clay mineral; (C) an oil-phase-thickening agent, other than (B) and (D) a silicone-based surfactant having an HLB of less than 8, wherein the ratio, [total quantity of component (B) and component (C)]/[total quantity of (E) non-volatile liquid oils except silicone oils], is 0.04 or more and less than 0.68.Type: ApplicationFiled: October 30, 2015Publication date: November 23, 2017Applicant: SHISEIDO COMPANY, LTD.Inventors: Satoshi YAMAKI, Kazutaka SASAKI, Takashi MATSUI, Yurika WATANABE, Mayuri TASHIRO, Yuko NAGARE, Marianne Ayaka TOUATI, Kazuhiro YAMAGUCHI