Patents by Inventor Yasunari Nakama
Yasunari Nakama 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: 9486652Abstract: The present invention provides a gel composition having improved texture in use. A gel composition consisting of an organosiloxane derivative represented by the following formula (1) or (3), a monohydric aliphatic alcohol having 10 to 30 carbon atoms, and water.Type: GrantFiled: July 24, 2008Date of Patent: November 8, 2016Assignees: SHISEIDO COMPANY LTD., DOW CORNING TORAY CO.Inventors: Hidefumi Araki, Kei Watanabe, Yasunari Nakama, Teruhiko Hineno, Tomohiro Ilmura, Tadashi Okawa
-
Patent number: 8513174Abstract: The present invention provides a cleanser which is excellent in both of the foaming property and the cleansing capability. The cleanser comprises an organosiloxane derivative salt represented by the following formula (1) or (3) and one or more anionic surfactants selected from a group consisting of carboxylate salt with an alkyl group having 10 to 20 carbon atoms, sulfate salt with an alkyl group having 10 to 20 carbon atoms, sulfonate salt with an alkyl group having 10 to 20 carbon atoms, and phosphate salt with an alkyl group having 10 to 20 carbon atoms.Type: GrantFiled: January 30, 2009Date of Patent: August 20, 2013Assignees: Shiseido Company Ltd., Dow Corning Toray Co., Ltd.Inventors: Hidefumi Araki, Tomohiko Kimura, Yasunari Nakama, Kei Watanabe, Tadashi Okawa, Tomohiro Iimura
-
Publication number: 20110182846Abstract: The present invention provides a surface treating agent that can improve texture in use and impart excellent water resistance and sebum resistance. A surface treating agent comprising an organosiloxane derivative having a divalent or trivalent metal salt of a terminal carboxyl group, represented by the following formula (1) or (3).Type: ApplicationFiled: August 7, 2005Publication date: July 28, 2011Applicants: SHISEIDO COMPANY LTD., DOW CORNING TORAY CO., LTD.Inventors: Tomoko Ikeda, Yasunari Nakama, Katsuyuki Kaneko, Shuji Nishihama, Tomohiro Iimura, Tadashi Okawa
-
Publication number: 20110135585Abstract: A stable emulsion cosmetic having an excellent texture in use, and in particular, a solid emulsion cosmetic which is stable in a system containing a large amount of water is provided. The complex consists of an organosiloxane derivative represented by the following formula (1) or (2) and an amphoteric surfactant and/or semipolar surfactant.Type: ApplicationFiled: July 31, 2009Publication date: June 9, 2011Applicants: SHISEIDO COMPANY, LTD., DOW CORNING TORAY CO., LTD.Inventors: Tomoko Ikeda, Shuji Nishihama, Tomo Osawa, Yasunari Nakama, Tomohiro Iimura, Tadashi Okawa
-
Publication number: 20100317555Abstract: The present invention provides a cleanser which is excellent in both of the foaming property and the cleansing capability. The cleanser comprises an organosiloxane derivative salt represented by the following formula (1) or (3) and one or more anionic surfactants selected from a group consisting of carboxylate salt with an alkyl group having 10 to 20 carbon atoms, sulfate salt with an alkyl group having 10 to 20 carbon atoms, sulfonate salt with an alkyl group having 10 to 20 carbon atoms, and phosphate salt with an alkyl group having 10 to 20 carbon atoms.Type: ApplicationFiled: January 30, 2009Publication date: December 16, 2010Applicants: SHISEIDO COMPANY LTD., DOW CORNING TORAY CO., LTD.Inventors: Hidefumi Araki, Tomohiko Kimura, Yasunari Nakama, Kei Watanabe, Tadashi Okawa, Tomohiro Iimura
-
Publication number: 20100190871Abstract: The present invention provides a gel composition having improved texture in use. A gel composition consisting of an organosiloxane derivative represented by the following formula (1) or (3), a monohydric aliphatic alcohol having 10 to 30 carbon atoms, and water.Type: ApplicationFiled: July 24, 2008Publication date: July 29, 2010Applicants: SHISEIDO COMPANY LTD., DOW CORNING TORAY CO., LTD.Inventors: Hidefumi Araki, Kei Watanabe, Yasunari Nakama, Teruhiko Hineno, Tomohiro IImura, Tadashi Okawa
-
Publication number: 20100080832Abstract: To provide a vesicle-containing composition wherein a perfume component is stably incorporated in the vesicle bilayer membrane composed of a silicone surfactant and to provide a simple production method of the vesicle-containing composition wherein a perfume component is stably incorporated. A vesicle-containing composition comprising; (A) a perfume, (B) a silicone oil, (C) a silicone surfactant, (D) one or more selected from the group consisting of ethanol, propylene glycol, dipropylene glycol, and 1,3-butylene glycol, and (E) water; wherein the (C) silicone surfactant forms vesicles, and the (A) perfume and the (B) silicone oil are present in the vesicle bilayer membrane.Type: ApplicationFiled: May 15, 2008Publication date: April 1, 2010Applicant: SHISEIDO COMPANY LTD.Inventors: Kei Watanabe, Hidefumi Araki, Yuko Nagare, Yasunari Nakama, Hirokazu Ishino
-
Patent number: 7166136Abstract: A hair dye composition comprising a component (A), which is a specified long-chain acyl sulfonic acid salt anionic surfactant, in an amount of 0.1 to 10.0 wt. %; a component (B), which is an aliphatic alcohol, in an amount of 0.25 to 25.0 wt. %; and a component (C), which is an acid dye and/or a natural dyestuff. The hair dye composition is stable even in a strongly acidic region (pH 1.5 to 4.5) where it exerts a dyeing effect. It has an appropriate viscosity and provides excellent sensation upon use. Furthermore, the composition can be easily rinsed off after use thereof.Type: GrantFiled: January 28, 2002Date of Patent: January 23, 2007Assignee: Shiseido Company, Ltd.Inventors: Katsunori Yoshida, Haruhiko Inoue, Koichi Kinoshita, Masatoshi Ochiai, Katsuo Hashimoto, Yasunari Nakama
-
Publication number: 20050176615Abstract: The present invention provides a paste or solid cleaning agent composition for cleaning human skin, hair and such that gives a mild and refreshing tactile sensation, and exhibits superior stability and a sufficient foaming performance. The first portion of the present invention characteristically comprises (a) 5-50 mass % of a specific acyl salt anionic surfactant, (b) one, two or more chosen from inorganic salts, organic acids, and organic salts, (c) polyethylene glycol, and (d) water wherein the total electrolyte molar concentration is 1.8 mol/kg or more. The second portion of the present invention characteristically is in a paste or solid form and has a system melting point of 40° C. or higher, comprising (a) an anionic surfactant having a Kraft point of 40° C. or lower, (b) one, two, or more chosen from inorganic salts and organic salts, (c) trihydric or higher polyol, and (d) water.Type: ApplicationFiled: February 7, 2003Publication date: August 11, 2005Inventors: Koichi Kinoshita, Akira Noda, Toshio Fukuda, Yasunari Nakama, Tomohiko Kimura
-
Publication number: 20050071931Abstract: A hair dye composition comprising a component (A), which is a specified long-chain acyl sulfonic acid salt anionic surfactant, in an amount of 0.1 to 10.0 wt. %; a component (B), which is an aliphatic alcohol, in an amount of 0.25 to 25.0 wt. %; and a component (C), which is an acid dye and/or a natural dyestuff. The hair dye composition is stable even in a strongly acidic region (pH 1.5 to 4.5) where it exerts a dyeing effect. It has an appropriate viscosity and provides excellent sensation upon use. Furthermore, the composition can be easily rinsed off after use thereof.Type: ApplicationFiled: January 28, 2002Publication date: April 7, 2005Inventors: Katsunori Yoshida, Haruhiko Inoue, Koichi Kinoshita, Masatoshi Ochiai, Katsuo Hashimoto, Yasunari Nakama
-
Publication number: 20030003071Abstract: The present invention provides a hair growth agent and a hair fostering shampoo that have N-methyltaurine as an essential ingredient, and have hair growth period extending effects, and moreover are capable of giving hair fitness and body and giving hair a feeling of volume. Moreover, the present invention also provides a cell activating agent and a hair fitness/body improving agent that are blended into hair cosmetics.Type: ApplicationFiled: June 25, 2002Publication date: January 2, 2003Inventors: Chika Hamada, Tadahito Takahashi, Masahiro Tajima, Yasunari Nakama, Tsunao Magara
-
Patent number: 6323246Abstract: A fatty acid amphoteric surfactant complex obtained by mixing a) at least one imidazolinium ampholytic surfactant of the formula: wherein R1 represents an alkyl or alkenyl group having 9 to 17 carbon atoms on average; and Z is 1 or 2; with b) a higher fatty acid selected from the group consisting of oleic acid, isostearic acid and a mixture of oleic acid and isostearic acid; wherein the ratio of said higher fatty acid to the total amount of said imidazolinium ampholytic surfactant(s) in said complex ranges from about 25:75 to 90:10. The complex containing an ampholytic and/or semipolar surfactant and higher fatty acid may optionally contain a clay mineral. Said complex may be employed in making emulsions.Type: GrantFiled: September 16, 1998Date of Patent: November 27, 2001Assignee: Shiseido Company, Ltd.Inventors: Yasunari Nakama, Michihiro Yamaguchi, Kiyoshi Miyazawa, Takayuki Ohmura
-
Patent number: 6210690Abstract: A water-in-oil type emulsified composition containing one or more types chosen from among a group consisting of one or more types of a specific polyether modified silicone, oil, water or water and ethyl alcohol as well as a water soluble polymer with a molecular weight of 2,000-300,000 whose content is 0.1-20 wt % of the total emulsified composition, an inorganic salt or amino acid salt whose content is 0.1-08 wt % of the total emulsified composition. It is possible to provide an emulsified composition which gives gloss to the hair or skin, is moist but not sticky and exhibits excellent stability by using, as the emulsifier, polyether modified silicone rather than a surfactant or an organic modified clay mineral.Type: GrantFiled: October 23, 1998Date of Patent: April 3, 2001Assignee: Shiseido Company, Ltd.Inventors: Hisaya Nabeshima, Yasunari Nakama, Takayuki Omura
-
Patent number: 6139851Abstract: A lower alcohol-in-oil type emulsified hair cosmetic which contains one or more types of silicone derivatives, one or more types of specific polyether modified silicone and a lower alcohol. The emulsified hair cosmetic with very good stability by using for the emulsifier a polyether modified silicone without using a surfactant or organic modified clay mineral for the emulsifier.Type: GrantFiled: March 24, 1998Date of Patent: October 31, 2000Assignee: Shiseido Company, Ltd.Inventors: Takayuki Omura, Ayumi Kimura, Yasunari Nakama
-
Patent number: 6066316Abstract: This invention is to provide a fine dispersion composition of wax which is stable in wide temperature range and is favorable in safety such as skin irritation, and is to provide a hair cosmetic preparation which is excellent in hair dressing power and has less stickiness and can give smoothness and easiness of combing to a hair, and to provide a glazing agent. A fine dispersion composition and a hair cosmetic preparation and a glazing agent comprising the same which comprises amphoteric surfactant and/or semi-polar surfactant, nonionic surfactant and wax, a hair cosmetic preparation which comprises said fine dispersion composition of wax and one or more of a specific effective ingredient, and a glazing agent which comprises said fine dispersion composition of wax.Type: GrantFiled: March 20, 1998Date of Patent: May 23, 2000Assignee: Shiseido Co., Ltd.Inventors: Yoshihiro Shiojima, Takayuki Omura, Yasunari Nakama, Fuminori Harusawa
-
Patent number: 5866040Abstract: A novel complex containing an ampholytic and/or semi-polar surfactant as well as a higher fatty acid, and if necessary, a clay mineral, and an emulsified composition containing this complex.Type: GrantFiled: July 27, 1994Date of Patent: February 2, 1999Assignee: Shiseido Company, Ltd.Inventors: Yasunari Nakama, Michihiro Yamaguchi, Kiyoshi Miyazawa, Takayuki Ohmura
-
Patent number: 5785961Abstract: A hair-treating composition having convenient usability and excellent dyeability or hair-bleachability is provided. The composition having the above excellent properties contains at least one member selected from amphoteric surface active agents or semipolar surface active agents according to circumstances, and cationic polymers, in combination with an anionic surface active agent and a higher fatty acid, and further contains a dye or an alkalinizing agent.Type: GrantFiled: November 26, 1996Date of Patent: July 28, 1998Assignee: Shiseido Company, Ltd.Inventors: Yasunari Nakama, Yoko Takeshita, Yasuhiro Arai, Michihiro Yamaguchi, Masa'aki Yasuda
-
Patent number: 4919846Abstract: A detergent composition having an excellent conditioning effect and low skin irritation, which contains, in an aqueous medium, (i) at least one quaternary ammonium cationic surfactant selected from the group consisting of (a) monoalkyl quaternary ammonium salt cationic surfactant having the formula (I): ##STR1## wherein R.sub.1 represents an alkyl or alkenyl having 12 to 22 carbon atoms, R.sub.2, R.sub.3, and R.sub.4 independently represent methyl or ethyl, and X.sub.1 represents a halogen atom or a methylsulfate residue, (b) ethylene oxide addition quaternary ammonium salt cationic surfactants having the formula (II): ##STR2## wherein R.sub.5 represents an alkyl having 16 to 22 carbon atoms, R.sub.6 represents methyl, ethyl, or an alkyl having 16 to 22 carobn atoms, X.sub.Type: GrantFiled: September 23, 1988Date of Patent: April 24, 1990Assignee: Shiseido Company Ltd.Inventors: Yasunari Nakama, Fuminori Harusawa, Kyoko Otsubo, Tsunehiko Iwai, Shuya Tamaki, Masahiro Ohkoshi