Patents Assigned to Sunstar Inc.
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Publication number: 20230200523Abstract: In an interdental cleaning tool, a flexible cleaning portion including a core covering portion that covers a core base, and a plurality of recesses that are formed due to hold pins during insert molding. The recesses are formed along a longitudinal direction of the core base portion. A core base exposed portion of each recess has a shape elongated in an oblique direction that intersects both the longitudinal direction and a lateral direction orthogonal to the longitudinal direction, and, at a position where a dimension of the core base exposed portion in the longitudinal direction is maximum, the maximum dimension is 0.25 mm or less.Type: ApplicationFiled: December 26, 2019Publication date: June 29, 2023Applicant: SUNSTAR INC.Inventors: Kazuhiro KOMATSU, Keisuke KATO, Jurgen BUTZ
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Publication number: 20230189972Abstract: A molded article (20) for an oral care product includes a primary molded part (P) that includes a covering target part (PC), a secondary molded part (Q) that includes a covering part (Q40) covering the covering target part (PC), and an exposed structure (500) that includes one or a plurality of penetration parts (P100) penetrating the covering part (Q40). The penetration part (P100) includes an exposed surface exposed with respect to the covering part (Q40). The penetration part (P100) is provided in the primary molded part (P) such that a force received by the primary molded part (P) from a resin material corresponding to the secondary molded part (Q) so as to deform the primary molded part (P) in a secondary molding step of molding the secondary molded part (Q) is able to be transferred to a mold through the exposed surface.Type: ApplicationFiled: April 28, 2022Publication date: June 22, 2023Applicant: SUNSTAR INC.Inventors: Ikumi Kojima, Yukinori Wada
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Publication number: 20230038875Abstract: Provided are moving image obtaining means that obtains a moving image of a region including at least a mouth or a peripheral portion of the mouth in a face, analysis means that analyzes a chewing action based on the moving image of the region obtained by the moving image obtaining means, quality determination means that determines quality of the chewing action based on information of the chewing action analyzed by the analysis means, and extraction means that extracts assistance information corresponding to the chewing quality determined by the quality determination means, from chewing information storage means.Type: ApplicationFiled: December 22, 2020Publication date: February 9, 2023Applicant: SUNSTAR INC.Inventor: Takeshi KANATA
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Publication number: 20230021605Abstract: Provided are chewing information storage means that stores information about chewing quality, muscle activity obtaining means that obtains a muscle activity signal of masticatory muscle of a person, analysis means that frequency-analyzes the muscle activity signal obtained by the muscle activity obtaining means, and analyzes chewing behavior based on the frequency-analyzed muscle activity signal, quality determination means determines quality of the chewing behavior based on information of the chewing behavior analyzed by the analysis means, and extraction means that extracts assistance information corresponding to the chewing quality determined by the quality determination means, from chewing information storage means.Type: ApplicationFiled: December 22, 2020Publication date: January 26, 2023Applicant: SUNSTAR INC.Inventor: Takeshi KANATA
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Publication number: 20220378183Abstract: A toothbrush includes the head portion that is molded from a polyacetal resin having a weight-average molecular weight of 130000 or more. When the head portion is a thin head having a thickness of 3.0 mm or less, a base thickness that corresponds to a thickness of an implantation base is T1 (mm), a hole depth of an implantation hole is U1 (mm), a flat wire implantation depth that corresponds to a depth from an implantation face to an upper end of the flat wire implanted from the implantation face is H1 (mm), and a weight-average molecular weight of the polyacetal resin is Mw, a following equation (1) is satisfied. [Formula 1] (?18.5)+T1×7.0+U1×3.5+H1×(?10.0)+MW×0.78×10?5?2.Type: ApplicationFiled: December 23, 2020Publication date: December 1, 2022Applicant: SUNSTAR INC.Inventor: Kieko IMAI
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Patent number: 11478342Abstract: A brush head is provided on the front surface at a distal-end-side part of a neck of a replaceable brush. A fitting shaft portion is provided on a planting base of the brush head so as to protrude rearward and penetrate through a support wall portion of the neck. A shaft hole is formed at a rotation center of a brush head body of the brush head so as to extend frontward from a rear surface of the brush head body. The neck has ahead support shaft mounted to the shaft hole so as to rotatably support the brush head. A front end of the head support shaft is located frontward of a rear surface of the planting base, and power from the driving portion is transmitted to a rear part of the fitting shaft portion.Type: GrantFiled: April 24, 2018Date of Patent: October 25, 2022Assignee: SUNSTAR INC.Inventor: Yukinori Wada
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Patent number: 11426351Abstract: A pharmaceutical composition having consistently a desirable release rate is prepared by controlling the finally mixing time based on the molecular weight measured in the intermediate product. The pharmaceutical composition includes micro particles containing a polyhydric alcohol, a salt, a water-soluble polymer and a pharmaceutically active ingredient. The micro particles are dispersed in a matrix of a hydrophobic ingredient and an amphipathic ingredient.Type: GrantFiled: December 26, 2019Date of Patent: August 30, 2022Assignee: SUNSTAR INC.Inventors: Mayo Araki, Rie Tanaka, Youko Takeda
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Publication number: 20210244636Abstract: Provided is an oral composition that has excellent stability over time although a hydrocarbon oil is contained therein. Specifically provided is an oral composition comprising a hydrocarbon oil, a polyhydric alcohol, and a surfactant, the oral composition comprising (1) glycerol, and a polyglycerol fatty acid ester and/or an alkyl glucoside, (ii) propanediol, and a polyoxyethylene hardened castor oil and/or a polyoxyethylene hardened castor oil fatty acid ester, (iii) butylene glycol, and a polyoxyethylene alkyl ether and/or a polyoxyethylene hardened castor oil fatty acid ester, or (iv) polyethylene glycol and a polyoxyethylene hardened castor oil fatty acid ester.Type: ApplicationFiled: April 21, 2021Publication date: August 12, 2021Applicant: SUNSTAR INC.Inventors: Shuhei ISHII, Taku IDEUE
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Publication number: 20210196636Abstract: A pharmaceutical composition having consistently a desirable release rate is prepared by controlling the finally mixing time based on the molecular weight measured in the intermediate product. The pharmaceutical composition includes micro particles containing a polyhydric alcohol, a salt, a water-soluble polymer and a pharmaceutically active ingredient. The micro particles are dispersed in a matrix of a hydrophobic ingredient and an amphipathic ingredient.Type: ApplicationFiled: December 26, 2019Publication date: July 1, 2021Applicant: SUNSTAR INC.Inventors: Mayo ARAKI, Rie TANAKA, Youko TAKEDA
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Patent number: 10925387Abstract: Provided are a toothbrush module, a toothbrush attachment, a brushing assistance system, a brushing evaluation system, a brushing assistance device, and a brushing assistance program that ease obtainment of a brushing action of a user even during brushing. A toothbrush attachment (2) includes: a sensor unit (21) that detects a predetermined physical quantity; a wireless transmission unit (22) that transmits a radio signal indicating the physical quantity detected by the sensor unit (21); a housing unit (201) that houses the sensor unit (21) and the wireless transmission unit (22); and a coupling mechanism (202) that removably attaches the housing unit (201) to a toothbrush (4).Type: GrantFiled: December 21, 2015Date of Patent: February 23, 2021Assignee: SUNSTAR INC.Inventors: Masahiro Nishiura, Kosuke Torii, Nobuharu Matsudomi, Yasuhiro Kawai, Hidekuni Takano
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Patent number: 10676505Abstract: Provided is a novel peptide having ACE inhibitory activity. Specifically, provided is a tripeptide consisting of Leu-Arg-Ala.Type: GrantFiled: June 16, 2017Date of Patent: June 9, 2020Assignee: SUNSTAR INC.Inventors: Naohisa Shobako, Kousaku Ohinata, Yuutarou Ogawa, Etsuko Kobayashi, Atsushi Ishikado, Hirohisa Suidou, Takashi Kusakari
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Patent number: 10603332Abstract: A method to suppress obesity, comprising administering to a subject in need thereof an effective amount of a composition comprising the following components (A) and (B): (A) oleuropein; and (B) a sulforaphane compound, wherein the amount of component (A) alone contained in the composition does not result in a fat accumulation-suppressing effect, and the amount of component (B) alone contained in the composition does not result in a fat accumulation-suppressing effect.Type: GrantFiled: May 26, 2017Date of Patent: March 31, 2020Assignee: SUNSTAR INC.Inventors: Youko Sono, Makoto Suwa, Motonobu Matsumoto
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Publication number: 20200078152Abstract: A brush head is provided on the front surface at a distal-end-side part of a neck of a replaceable brush. A fitting shaft portion is provided on a planting base of the brush head so as to protrude rearward and penetrate through a support wall portion of the neck. A shaft hole is formed at a rotation center of a brush head body of the brush head so as to extend frontward from a rear surface of the brush head body. The neck has ahead support shaft mounted to the shaft hole so as to rotatably support the brush head. A front end of the head support shaft is located frontward of a rear surface of the planting base, and power from the driving portion is transmitted to a rear part of the fitting shaft portion.Type: ApplicationFiled: April 24, 2018Publication date: March 12, 2020Applicant: SUNSTAR INC.Inventor: Yukinori WADA
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Publication number: 20200000834Abstract: The present invention provides a method of efficiently promoting AMPK and/or ACC phosphorylation. Specifically, the present invention provides a composition comprising trifolin and astragalin, wherein the content mass ratio of trifolin and astragalin is 1:0.2 to 3.Type: ApplicationFiled: June 26, 2019Publication date: January 2, 2020Applicant: SUNSTAR INC.Inventors: Kayo HARADA, Yoko SONO, Takashi KUSAKARI
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Publication number: 20190247290Abstract: This invention provides a composition with higher stability of linoleic acid and/or a derivative thereof over time. More specifically, the invention provides a composition comprising a continuous phase, and multilayer liposomes dispersed in the continuous phase, the continuous phase comprising at least one member selected from the group consisting of carboxy vinyl polymer or a salt thereof and cellulosic polymer, the multilayer liposomes comprising a cationized polymer in their layers and encapsulating a linoleic acid and/or a derivative thereof.Type: ApplicationFiled: October 26, 2017Publication date: August 15, 2019Applicant: SUNSTAR INC.Inventors: Hidekazu YASUDI, Satomi KISHIDA, Takahiro DOMOTO, Tsukasa MITSUI
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Publication number: 20190233472Abstract: Provided is a novel peptide having ACE inhibitory activity. Specifically, provided is a tripeptide consisting of Leu-Arg-Ala.Type: ApplicationFiled: June 16, 2017Publication date: August 1, 2019Applicant: SUNSTAR INC.Inventors: Naohisa SHOBAKO, Kousaku OHINATA, Yuutarou OGAWA, Etsuko KOBAYASHI, Atsushi ISHIKADO, Hirohisa SUIDOU, Takashi KUSAKARI
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Patent number: 10335441Abstract: Further enhancement in useful effects of Bifidobacteria. An oral composition comprising (A) Bifidobacterium breve MCC1274 (FERM BP-11175) and (B) at least one cruciferous vegetable selected from the group consisting of broccoli and cabbage.Type: GrantFiled: August 26, 2015Date of Patent: July 2, 2019Assignee: SUNSTAR INC.Inventors: Yasumitsu Shimizu, Kanetada Shimizu
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Patent number: 10314676Abstract: Provided is an oral cleaning device capable of ensuring a sufficient ejection pressure for a cleaning liquid while employing a small and low-cost electric air pump with a low output. An oral cleaning device is provided with an air-tightly closable cleaning liquid tank 2 which stores a cleaning liquid, a cleaning liquid supply passage 24 which has an ejection port 4a for ejecting the cleaning liquid into the oral cavity on one end and an introduction port 23a open inside the bottom part of the cleaning liquid tank 2 on the other end, and an electric air pump 44 which supplies air into the cleaning liquid tank 2 to pressurize the inside of the cleaning liquid tank 2. The cleaning liquid inside the cleaning liquid tank 2 is supplied to the ejection port 4a through the cleaning liquid supply passage 24 by air pressure inside the cleaning liquid tank 2.Type: GrantFiled: October 24, 2013Date of Patent: June 11, 2019Assignee: SUNSTAR INC.Inventors: Yukinori Wada, Masahiro Nishiura
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Patent number: 10098434Abstract: Provided is a sprayer usable as a cosmetic mist device and an inhaler. The sprayer includes an air pump, a motor, a battery, a mist nozzle, a tank for storing a mist liquid concentrate, and a vertically long, cylindrical, main body case. The main body case is divided into front and back chambers by a division wall, and the tank is housed in the front chamber. The air pump, the motor, and an electrical component section including the battery are disposed, in this order, in the back chamber. The tank is formed in a vertically long shape occupying most of the front chamber without affecting an outer shape of the main body case. A grip portion is formed in a recessed manner at an upper portion of a back face of the main body case and the air pump and the motor are disposed near the grip portion.Type: GrantFiled: September 4, 2014Date of Patent: October 16, 2018Assignees: Sunstar Inc., Maxell Holdings, Ltd.Inventors: Masahiro Nishiura, Akio Yonetani, Hironobu Nagano, Kazuhiko Inoue, Yugo Watari, Yusuke Okamoto
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Patent number: 10020719Abstract: Provided is a linear actuator which is simple in structure, inexpensive to manufacture, in addition, has small magnetic leakage, and can provide a large inertial force without increasing the number of parts and weight.Type: GrantFiled: June 11, 2015Date of Patent: July 10, 2018Assignee: SUNSTAR INC.Inventor: Masahiro Nishiura