Patents by Inventor Shoji Tajima
Shoji Tajima 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: 12220469Abstract: A solid W/O stable composition comprising a gellifying system comprising at least one hydrophobic gelling agent and at least one hydrophilic gelling agent and an emulsifying system comprising at least one surfactant having HLB value of 14 or less. Further there is disclosed a method of treatment keratinous surface with the inventive composition.Type: GrantFiled: February 6, 2019Date of Patent: February 11, 2025Assignee: SHISEIDO COMPANY, LTD.Inventors: Lethu Nguyen, Shoji Tajima, Michelle Lou
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Patent number: 11931435Abstract: A water-in-oil type emulsified cosmetic has an unprecedented property wherein, by coming into contact with perspiration or water, the color development and the color uniformity are improved over the conditions immediately after application. The water-in-oil type emulsified cosmetic includes: (A) an organically modified clay mineral; (B) an oil phase thickener other than the (A) organically modified clay mineral; (C) a non-volatile liquid oil other than a silicone oil; (D) a silicone-based surfactant having an HLB of less than 8; and (E) a colorant; wherein a weight ratio defined by [(A)+(B)]/(C) is at least 0.04 and less than 0.68.Type: GrantFiled: April 12, 2017Date of Patent: March 19, 2024Assignee: SHISEIDO COMPANY, LTD.Inventors: Keita Nishida, Satoshi Yamaki, Shoji Tajima, Hideto Ueda
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Publication number: 20240041721Abstract: Provided is a cosmetic composition that includes at least one micaceous pigment and at least one pearlescent pigment.Type: ApplicationFiled: December 9, 2021Publication date: February 8, 2024Applicant: SHISEIDO COMPANY, LTD.Inventor: Shoji TAJIMA
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Publication number: 20230119223Abstract: Provided are cosmetic powder compositions which contain at least one butter, such as shea butter, at least one butter treated powder and a high mass content of spherical powder particles.Type: ApplicationFiled: July 23, 2020Publication date: April 20, 2023Applicant: SHISEIDO COMPANY, LTD.Inventors: Dhaneswar BRIJLALL, Shoji TAJIMA
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Patent number: 11298302Abstract: The present invention provides a water-in-oil type emulsion cosmetic which has a fresh and smooth feeling to the touch; forms a uniform coating film once applied; can make skin unevenness such as pores look less prominent while covering discolorations such as age spots and freckles; and does not give an impression of thick application. The water-in-oil emulsion cosmetic is characterized by including (A) 0.1-10% by mass of a pigment-grade titanium dioxide and (B) 0.01-2% by mass of sodium acrylate grafted starch. It is preferred that this cosmetic further includes (C) spherical particles and/or (D) a silicone elastomer.Type: GrantFiled: September 30, 2016Date of Patent: April 12, 2022Assignee: SHISEIDO COMPANY, LTD.Inventors: Shoji Tajima, Tomoko Ikeda
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Publication number: 20210052483Abstract: The oily cosmetic includes 4 to 22 mass % of a polyether modified silicone wax and 40 to 80 mass % of an oily component. The oily component contains 46 mass % or more of a volatile oily component. The volatile oily component is contained in an amount of 25 mass % or more with respect to the mass of the oily cosmetic.Type: ApplicationFiled: January 23, 2019Publication date: February 25, 2021Applicant: SHISEIDO COMPANY, LTD.Inventors: SHUN KUBOTA, Tomo OSAWA, Shoji TAJIMA, Motoharu KIMURA
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Publication number: 20200214948Abstract: A solid W/O stable composition comprising a gellifying system comprising at least one hydrophobic gelling agent and at least one hydrophilic gelling agent and an emulsifying system comprising at least one surfactant having HLB value of 14 or less. Further there is disclosed a method of treatment keratinous surface with the inventive composition.Type: ApplicationFiled: February 6, 2019Publication date: July 9, 2020Applicant: SHISEIDO COMPANY, LTD.Inventors: Lethu NGUYEN, Shoji TAJIMA, Michelle LOU
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Patent number: 10434043Abstract: The present invention provides a water-in-oil emulsion solid cosmetic that is further improved in terms of an excellent feeling in use (good spreadability and fresh feeling (texture)) obtained by incorporating a powder in a water phase, and that also has sufficient covering ability, stability even at high temperature, and long-lasting property. The present invention provides a water-in-oil emulsion solid cosmetic comprising an external oil phase comprising a liquid oil thickened or solidified with (A) wax and (B) disteardimonium hectorite, and an internal water phase comprising (C) an internal phase powder dispersed in an aqueous medium.Type: GrantFiled: October 26, 2015Date of Patent: October 8, 2019Assignee: SHISEIDO COMPANY, LTD.Inventors: Shoji Tajima, Tomoko Ikeda
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Publication number: 20190269583Abstract: The present invention provides a water-in-oil type emulsion cosmetic which has a fresh and smooth feeling to the touch; forms a uniform coating film once applied; can make skin unevenness such as pores look less prominent while covering discolorations such as age spots and freckles; and does not give an impression of thick application. The water-in-oil emulsion cosmetic is characterized by including (A) 0.1-10% by mass of a pigment-grade titanium dioxide and (B) 0.01-2% by mass of sodium acrylate grafted starch. It is preferred that this cosmetic further includes (C) spherical particles and/or (D) a silicone elastomer.Type: ApplicationFiled: September 30, 2016Publication date: September 5, 2019Applicant: SHISEIDO COMPANY, LTD.Inventors: Shoji TAJIMA, Tomoko IKEDA
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Publication number: 20190117531Abstract: A water-in-oil type emulsified cosmetic has an unprecedented property wherein, by coming into contact with perspiration or water, the color development and the color uniformity are improved over the conditions immediately after application. The water-in-oil type emulsified cosmetic includes: (A) an organically modified clay mineral; (B) an oil phase thickener other than the (A) organically modified clay mineral; (C) a non-volatile liquid oil other than a silicone oil; (D) a silicone-based surfactant having an HLB of less than 8; and (E) a colorant; wherein a weight ratio defined by [(A)+(B)]/(C) is at least 0.04 and less than 0.68.Type: ApplicationFiled: April 12, 2017Publication date: April 25, 2019Applicant: SHISEIDO COMPANY, LTD.Inventors: Keita NISHIDA, Satoshi YAMAKI, Shoji TAJIMA, Hideto UEDA
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Publication number: 20170056302Abstract: The present invention provides a water-in-oil emulsion solid cosmetic that is further improved in terms of an excellent feeling in use (good spreadability and fresh feeling (texture)) obtained by incorporating a powder in a water phase, and that also has sufficient covering ability, stability even at high temperature, and long-lasting property. The present invention provides a water-in-oil emulsion solid cosmetic comprising an external oil phase comprising a liquid oil thickened or solidified with (A) wax and (B) disteardimonium hectorite, and an internal water phase comprising (C) an internal phase powder dispersed in an aqueous medium.Type: ApplicationFiled: October 26, 2015Publication date: March 2, 2017Applicant: SHISEIDO COMPANY, LTD.Inventors: Shoji TAJIMA, Tomoko IKEDA
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Publication number: 20130013776Abstract: Disclosed is an information processing device which detects a difference in environment so as to make a change to an information collection function, thereby performing information collection with excellent universal applicability. The information processing device includes a receiver unit which receives collected information collected by a terminal for information collection from the terminal for information collection, and a terminal administration unit which generates or selects executable software to be executed by the terminal for information collection at the time of information collection after the collection on the basis of the collected information received by the receiver unit, and provides the executable software to the terminal for information collection.Type: ApplicationFiled: February 24, 2011Publication date: January 10, 2013Applicant: NEC CORPORATIONInventor: Shoji Tajima
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Patent number: 8241647Abstract: The present invention provides an amphiphilic molecule having a plurality of zwitterionic functional groups in its hydrophilic moiety and a molecular assembly comprising the amphiphilic molecule as a constituent lipid. The molecular assembly of the present invention forms a stable vesicular structure under a physiological pH environment to carry a substance of interest in the vesicular structure, and can release the substance of interest to the outside of the vesicular structure when it is deformed under an acidic pH environment. The molecular assembly of the present invention can be used as a carrier for a drug, a probe, a nucleic acid, a protein or the like.Type: GrantFiled: May 16, 2008Date of Patent: August 14, 2012Assignees: Waseda University, JCR Pharmaceuticals Co. Ltd.Inventors: Shinji Takeoka, Yosuke Obata, Shoji Tajima, Manabu Ito, Atsushi Mizuno, Natsuko Nishiyama, Yoshito Takeuchi
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Publication number: 20100209458Abstract: The present invention provides an amphiphilic molecule having a plurality of zwitterionic functional groups in its hydrophilic moiety and a molecular assembly comprising the amphiphilic molecule as a constituent lipid. According to a preferred embodiment of the present invention, the molecular assembly of the present invention forms a stable vesicular structure under a physiological pH environment to carry a substance of interest in the vesicular structure, and can release the substance of interest to the outside of the vesicular structure when it is deformed under an acidic pH environment. The molecular assembly of the present invention can be used as a carrier for a drug, a probe, a nucleic acid, a protein or the like.Type: ApplicationFiled: May 16, 2008Publication date: August 19, 2010Applicants: Waseda University, JCR Pharmaceuticals Co., Ltd.Inventors: Shinji Takeoka, Yosuke Obata, Shoji Tajima, Manabu Ito, Atsushi Mizuno, Natsuko Nishiyama, Yoshito Takeuchi
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Patent number: 4860417Abstract: A developer carrier to be formed is provided with an electrode layer which includes a plurality of electrode particles embedded in a dielectric material as electrically isolated from one another and exposed at an outer surface at least partly. In one aspect of the present invention, an underlying layer is first formed on a support and then an electrode layer is formed on the underlying layer. In forming the electrode layer, a first layer of first dielectric, adhesive layer is formed on the underlying layer and, after application of a plurality of electrode particles on the first layer, a second layer of second dielectric, adhesive layer is formed on the first layer and the electrode particles to define a to-be-formed electrode layer, whose outer surface is processed to have said electrode particles exposed at the processed outer surface thereby defining the electrode layer. In another aspect, there is provided a developer carrier having the underlying layer which includes an elastomer and a magnetic material.Type: GrantFiled: September 18, 1987Date of Patent: August 29, 1989Assignee: Ricoh Co., Ltd.Inventors: Shoji Tajima, Yasuo Kadomatsu, Yoshio Miyazaki, Michikazu Sakurai, Kimio Anze
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Patent number: 4707382Abstract: A developer carrier to be formed is provided with an electrode layer which includes a plurality of electrode particles embedded in a dielectric material as electrically isolated from one another and exposed at an outer surface at least partly. In one aspect of the present invention, an underlying layer is first formed on a support and then an electrode layer is formed on the underlying layer. In forming the electrode layer, a first layer of first dielectric, adhesive layer is formed on the underlying layer and, after application of a plurality of electrode particles on the first layer, a second layer of second dielectric, adhesive layer is formed on the first layer and the electrode particles to define a to-be-formed electrode layer, whose outer surface is processed to have said electrode particles exposed at the processed outer surface thereby defining the electrode layer. In another aspect, there is provided a developer carrier having the underlying layer which includes an elastomer and a magnetic material.Type: GrantFiled: September 25, 1984Date of Patent: November 17, 1987Assignee: Ricoh Company, Ltd.Inventors: Shoji Tajima, Yasuo Kadomatsu, Yoshio Miyazaki, Michikazu Sakurai, Kimio Anze
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Patent number: 4587699Abstract: An elastic developer carrier for use in a developing device for developing an electrostatic latent image formed on a photosensitive member includes an electrically conductive support, a rubber magnet layer formed on the support and magnetized in a desired pattern having alternating N and S poles, and an electrode layer formed on the rubber magnet layer having a plurality of electrode particles electrically isolated from one another and partly exposed at its outer surface. In another embodiment, an intermediate dielectric layer is provided as sandwiched between the rubber magnet and electrode layers. These developer carriers may be made much lighter in weight and used with a relatively hard photosensitive member without causing a deterioration in developing performance. Novel processes for fabricating these developer carriers are also provided.Type: GrantFiled: October 5, 1984Date of Patent: May 13, 1986Assignee: Ricoh Company, Ltd.Inventors: Yasuo Kadomatsu, Shoji Tajima, Yoshio Miyazaki, Kimio Anze, Michikazu Sakurai