Patents Assigned to Sunstar Kabushiki Kaisha
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Patent number: 7300645Abstract: Disclosed is an oral composition comprising palatinit. More particularly, disclosed is an oral composition comprising palatinit which exerts a synergistic effect when combined with a fluorine or zinc compound.Type: GrantFiled: October 24, 2002Date of Patent: November 27, 2007Assignee: Sunstar Kabushiki KaishaInventors: Tsutomu Takatsuka, Akira Nakao
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Publication number: 20030170185Abstract: Disclosed is an oral composition comprising palatinit. More particularly, disclosed is an oral composition comprising palatinit which exerts a synergistic effect when combined with a fluorine or zinc compound.Type: ApplicationFiled: October 24, 2002Publication date: September 11, 2003Applicant: Sunstar Kabushiki KaishaInventors: Tsutomu Takatsuka, Akira Nakao
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Patent number: 6497858Abstract: A method of remineralizing teeth by using an oral hygiene composition comprising a polyvinyl acetal diethylaminoacetate and a fluoride ion-feeding compound; and the composition for use in the method.Type: GrantFiled: October 28, 1999Date of Patent: December 24, 2002Assignee: Sunstar Kabushiki KaishaInventors: Tsutomu Takatsuka, Naomi Yasuda, Kazushi Ebisudani
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Patent number: 6471946Abstract: Disclosed is an oral composition comprising palatinit. More particularly, disclosed is an oral composition comprising palatinit which exerts a synergistic effect when combined with a fluorine or zinc compound.Type: GrantFiled: October 19, 2000Date of Patent: October 29, 2002Assignee: Sunstar Kabushiki KaishaInventors: Tsutomu Takatsuka, Akira Nakao
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Patent number: 6113887Abstract: There is disclosed a toothpaste composition containing: (1) a water-soluble bactericide selected from the group consisting of pyridinium compounds, quaternary ammonium compounds and biguanide compounds in an amount of 0.001% to 5.0% by weight, based on the total weight of the composition; (2) a cationically-modified hydroxyethylcellulose having an average molecular weight of 1,000,000 or higher in the hydroxyethylcellulose portion thereof and having a cationization degree of 0.05 to 0.5 mol/glucose in an amount of 0.5% to 5.0% by weight, based on the total weight of the composition; (3) a surfactant selected from the group consisting of polyoxyethylene polyoxypropylene block copolymers and alkylolamide compounds in an amount of 0.5% to 13% by weight, based on the total weight of the composition; and (4) a polishing agent of the non-silica type in an amount of 5% to 50% by weight, based on the total weight of the composition.Type: GrantFiled: December 21, 1993Date of Patent: September 5, 2000Assignee: Sunstar Kabushiki KaishaInventors: Shigeki Mori, Takako Nakajima
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Patent number: 5489625Abstract: A dental adhesive coating base composition comprising a copolymer represented by formula (I) or (II) in an amount of from 5 to 40 wt % based on the total amounts of the composition; and an oral composition comprising at least one of a copolymer represented by formula (I) and a copolymer represented by formula (II) in an amount of from 5 to 40 wt % based on the total amount of the composition, at least one of a phosphoric acid and tartaric acid present in an amount effective to increase the solubility of fluoride in the composition, up to an amount of 6 wt % or less based on the total amount of the composition; a fluorine-containing compound in an amount effective for dental caries prevention; and a volatile nonaqueous solvent are disclosed: ##STR1## wherein R.sup.11 represents an alkyl group having from 1 to 10 carbon atoms; R.sup.12 represents a lower alkyl group having from 1 to 2 carbon atoms, provided that three R.sup.12 groups must be the same; R.sup.13, R.sup.14, R.sup.15, R.sup.16 and R.sup.Type: GrantFiled: November 25, 1992Date of Patent: February 6, 1996Assignees: Sunstar Kabushiki Kaisha, Osaka Organic Chemical Industries Co., Ltd.Inventors: Yutaka Moriwaki, Yujiro Uchiyama, Akio Tani, Shigeaki Matsumoto, Hiroshi Furumichi, Takao Makishima, Kiyoshi Maekawa
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Patent number: 5348738Abstract: There is disclosed an oral composition comprising a water-insoluble polymer having quaternary nitrogen atoms as an active component and a polyoxyethylene-polyoxypropylene block copolymer surfactant as a stabilizing agent for the polymer. This composition has high adsorbability of microorganisms in the oral cavity and removes the microorganisms to exhibit improved dental plaque control effect.Type: GrantFiled: January 22, 1993Date of Patent: September 20, 1994Assignee: Sunstar Kabushiki KaishaInventors: Tsutomu Takatsuka, Shigeki Mori, Chiho Makino
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Patent number: 5303852Abstract: A viscous liquid-dispensing container which allows almost all amount of the content thereof to be easily extracted. The container includes a liquid-dispensing section having a head and a shoulder, and inner and outer containers respectively connected with the shoulder. The liquid-dispensing section includes a first check valve for allowing only extraction of the liquid. The outer container includes a second check valve for allowing only introduction of the exterior air. The inner container for accommodating the viscous liquid has a upper sleeve and lower bag connected to the upper sleeve. The upper sleeve is relatively hard, while the lower bag is made of a flexible thin film. After a predetermined amount of liquid is extracted, the lower bag is inverted and invades into the upper sleeve depending on the reduction of the liquid in the inner container.Type: GrantFiled: December 18, 1992Date of Patent: April 19, 1994Assignee: Sunstar Kabushiki KaishaInventors: Akitoshi Yamawaki, Kanetsugu Yoshiki
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Patent number: 5292528Abstract: There is disclosed an oral composition including an organosilicon-type quaternary ammonium salt immobilized on a water-insoluble solid carrier. In particularly, an oral composition in an aqueous system according to the present invention includes an organosilicon-type quaternary ammonium salt immobilized on a water-insoluble solid carrier in combination with at least one surfactant selected from the group consisting of polyoxyethylene-polyoxypropylene block copolymers and alkylolamides as a stabilizing agent; at least one thickening agent selected from the group consisting of nonionic thickening agents and cationic thickening agents; and optionally at least one alcohol selected from the group consisting of ethanol, propanol and isopropanol as a dispersing agent.Type: GrantFiled: June 14, 1993Date of Patent: March 8, 1994Assignee: Sunstar Kabushiki KaishaInventors: Shigeki Mori, Chiho Tomita
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Patent number: 5266306Abstract: An oral composition comprising cetylpyridinium chloride and a N.sup..alpha. -longer acyl basic amino acid lower alkyl ester or a salt thereof. The oral composition of the present invention promotes adsorption of cetylpyridinium chloride as a bactericide to the surfaces of teeth and shows excellent prevention of formation of dental plaque and dental caries.Type: GrantFiled: January 28, 1992Date of Patent: November 30, 1993Assignee: Sunstar Kabushiki KaishaInventors: Hidehiko Ohtsuki, Tomomi Fujita
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Patent number: 5257434Abstract: A toothbrush comprising a block head having bristle tufts implanted therein, at least the whole of bristle tufts outer circumferentially disposed being implanted so as to be inwardly slanted in the direction substantially toward a center of the block head.Type: GrantFiled: October 11, 1989Date of Patent: November 2, 1993Assignee: Sunstar Kabushiki KaishaInventor: Takashi Nabetani
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Patent number: 5223404Abstract: A composition for testing periodontal diseases which diagnoses or prognosticates contraction or progress of the diseases or diagnoses the therapeutic value by promptly determining peptidase-like enzymatic activity in a specimen. The composition is a combination of a compound of the formula [1] or [2] or a mixture thereof, a chromogen and an oxidase:X-T-Pro-Y [1]orX'-Z'-Arg-Y' [2]wherein Pro is proline residue; Arg is arginine residue; X and X' are hydrogen or an amino protecting group, respectively; Y and Y' are a residue of a compound which can increase oxidation reaction rate of a chromogen with a oxidase in the presence of oxygen and is attached to the C-terminal of Pro or Arg, respectively; and T and Z' are an amino acid or peptide residue composed of 0 to 4 amino acids or their protected derivatives the C-terminal of which is attached to the N-terminal of Pro or Arg, respectively.Type: GrantFiled: January 11, 1991Date of Patent: June 29, 1993Assignees: Sunstar Kabushiki Kaisha, Kyowa Medex Co., Ltd.Inventors: Hirohisa Suido, Akira Miike, Kenji Hasegawa, Norihiko Kayahara, Toru Eguchi, Toshio Tatano, Koichi Nakashima
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Patent number: 5209882Abstract: In a first forming stage, the bottom portion of a mono-molded plastic syringe (a type wherein the whole portion, i.e., a main syringe body and a needle portion, is molded unitedly in a cast) is heated and then stretched to a certain length, forming the edge portion like a needle, while the syringe is intermittently moved. Then the sryinge is carried to a second forming stage, where the syringe is moved intermittently and the needle portion is heated, then it is bent at a certain angle and is cut in a certain length, forming a completed syringe.Type: GrantFiled: June 4, 1991Date of Patent: May 11, 1993Assignees: Sunstar Kabushiki Kaisha, Yoshino Kogyosho Co., Ltd.Inventors: Takeshi Hattori, Kuniyuki Onzuka, Yoshiyuki Ichizawa
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Patent number: 5137811Abstract: A method for diagnosing contraction or progress of periodontal diseases is carried and by determining periodontopathic bacteria specific aminopeptidase activity in a specimen by using as a substrate for the enzyme. The substrate is either or both compounds of the formula:X--Z--Arg--Y [1]wherein Arg is arginine residue; X is or an amino blocking group; Y is a color developing group attached to the C-terminal of Arg; and Z is an amino acid or peptide residue composed of 1 or 2 amino acids or their blocked derivatives, the C-terminal of which is attached to the N-terminal of Arg, andX'--Z'--Pro--Y' [2]wherein Pro is proline residue; X' is an amino blocking group; Y' is a color developing group attached to the C-terminal of Pro; and Z' is an amino acid or peptide residue composed of 0 to 4 amino acids or their blocked derivatives, the C-terminal of which is attached to the N-terminal of Pro.Type: GrantFiled: December 29, 1989Date of Patent: August 11, 1992Assignee: Sunstar Kabushiki KaishaInventors: Toshiyuki Tanaka, Hirohisa Suido, Masakazu Nakamura
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Patent number: 5131912Abstract: Novel durable 2-part hair dyeing agents composed of a first agent comprising as essential components at least one compound that forms HCO.sub.3 --by dissociation in water, an alkali generating substantially no irritating odor and a dye for hair and having a pH of 8.2 to 9.0. and a second agent comprising as essential components hydrogen peroxide and a buffer solution and having a pH of 2.0 to 4.0, the weight ratio of the first agent and the second agent to be mixed being such that the pH of the mixture of the two is in a range of from 6.5 to 7.9. These 2-part hair dyeing agents require only a short dyeing time, create little damage to hair and no irritating or disagreeable odor and have high dyeing effect.Type: GrantFiled: November 21, 1990Date of Patent: July 21, 1992Assignee: Sunstar Kabushiki KaishaInventors: Masashi Ehara, Akio Fukumashi
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Patent number: 5108735Abstract: An oral composition comprising mutanase and, as surfactants, a N-acyl sarcosinate or a N-acyl-L-glutamate together with one or more of nonionic surfactants selected from the group consisting of polyoxyethylene sorbitol fatty acid ester, polyoxyethylene glycerin fatty acid ester, polyoxyethylene alkyl ether, polyoxyethylene lanolin derivative, polyoxyethylene nonyl phenyl formaldehyde condensate, polyoxyethylene-polyoxypropylene block copolymer, polyoxyethylene sorbitan fatty acid ester, polyoxyethylene hydrogenated castor oil, polyoxyethylene castor oil and polyethylene glycol fatty acid ester.Type: GrantFiled: May 3, 1990Date of Patent: April 28, 1992Assignee: Sunstar Kabushiki KaishaInventors: Hidehiko Ohtsuki, Sayuri Tanii, Satoko Ozawa
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Patent number: 5035881Abstract: A dentifrice composition containing a bactericide selected from the group consisting of biguanido bactericides and N-alkyldiaminoethylglycine, a polyoxyethylenepolyoxypropylene block copolymer surfactant and a N-higher acylamino acid or its salt is disclosed. The dentifrice composition maintains bactericidal activities of the bactericide added.Type: GrantFiled: April 16, 1990Date of Patent: July 30, 1991Assignee: Sunstar Kabushiki KaishaInventors: Shigeki Mori, Chiho Makino
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Patent number: D359623Type: GrantFiled: August 4, 1994Date of Patent: June 27, 1995Assignee: Sunstar Kabushiki KaishaInventors: Atsushi Kinoshita, Kenji Sumiyama, Kazumi Oishi
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Patent number: D383608Type: GrantFiled: February 29, 1996Date of Patent: September 16, 1997Assignee: Sunstar Kabushiki KaishaInventors: Atsushi Yamamoto, Kazumi Oishi
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Patent number: D387206Type: GrantFiled: November 21, 1996Date of Patent: December 9, 1997Assignee: Sunstar Kabushiki KaishaInventors: Atsushi Yamamoto, Kazumi Oishi