Patents by Inventor Atsushi Koizumi
Atsushi Koizumi 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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Publication number: 20190160987Abstract: A vehicle seat includes a seat pad; a backboard disposed on a back side of the seat pad; and a seat cover covering the seat pad and the backboard. The seat cover includes a pair of covering pieces adjacent to each other on the backboard-side, and a slide fastener that connects the covering pieces. When the slide fastener is closed with use of a slider, an end portion of the slide fastener is projected from an edge end of the seat cover in a state where the slider is disposed in the end portion of the slide fastener. The backboard is provided with an insertion portion. When the end portion of the closed slide fastener is disposed on a reverse side of the seat cover, the end portion of the slide fastener and the slider are inserted in and locked to the insertion portion.Type: ApplicationFiled: November 26, 2018Publication date: May 30, 2019Applicant: TOYOTA BOSHOKU KABUSHIKI KAISHAInventors: Mayu TAKAHASHI, Tomoyuki YAMASHITA, Atsushi KOIZUMI, Keisuke TAGAMI
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Publication number: 20190144980Abstract: The present invention provides a stainless steel including 21 to 23% by mass of Cr, 0.2 to 0.4% by mass of Mn, 1.0 to 2.0% by mass of Mo, 0.08 to 2.0% by mass or Al, 0.01 to 0.2% by mass of Ti, and 0.2 to 0.5% by mass of Nb, with the balance being Fe and inevitable impurities; an interconnector of a fuel cell or a base material for holding a cell of a fuel cell made of this stainless steel; and a solid oxide fuel cell including this interconnector or this base material for holding a cell.Type: ApplicationFiled: December 27, 2016Publication date: May 16, 2019Applicant: HONDA MOTOR CO., LTD.Inventors: Atsushi Koizumi, Yuichi Ienaga
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Publication number: 20190088969Abstract: A metal-supported cell comprises a laminate wherein a fuel electrode layer and a solid electrolyte layer are sequentially arranged in this order on a front surface of a metal support provided with a pore continuing from the front surface to the back surface. The solid electrolyte layer covers all parts of the surface of the fuel electrode layer, the parts being not in contact with the metal support. The peripheral part of the solid electrolyte layer is in contact with the front surface of the metal support. The metal support has a metal oxide layer. The fuel electrode layer contains NiO and Ni with molar ratio NiO/(Ni+NiO) of 45% or more, while containing gadolinium-doped ceria. The solid electrolyte layer mainly contains scandia-stabilized zirconia, while containing 0.1-10.0 mol of Bi atoms per 100 mol of Zr atoms having cross-sectional void fraction of 5.0% or less.Type: ApplicationFiled: August 2, 2016Publication date: March 21, 2019Applicants: HONDA MOTOR CO., LTD., HONDA MOTOR CO., LTD.Inventors: Atsushi Koizumi, Hironobu Akutagawa, Yohei Nishikawa
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Patent number: 9783104Abstract: A holder 20 has a holder side wall 22 provided with a through hole 26, while an outer peripheral extension 43 of a lightguide 40 is inserted through the through hole 26. Therefore, even when the holder 20 is a “hollowed integral holder” formed integrally with a design panel 60, the lightguide 40 comprising a ring part 41 and the outer peripheral extension 43 can be assembled to the holder 20.Type: GrantFiled: November 18, 2013Date of Patent: October 10, 2017Assignees: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Atsushi Koizumi, Katsutoshi Sakanashi, Tomoya Une
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Patent number: 9455376Abstract: A production method of a substrate for nitride semiconductor device comprising a mask formation step of using a metal nitride as a base material and forming a mask having a prescribed shape on the above-described base material, a three-dimensional structure growth step of growing a three-dimensional structure made of the same material as the base material on the base material having the mask formed thereon using a selective growth technique so that a layer having a higher index plane is formed on the lateral face, and an active layer growth step of growing an active layer containing a rare earth element on the lateral face of the above-described three-dimensional structure using an organometallic vapor phase epitaxial method.Type: GrantFiled: August 1, 2013Date of Patent: September 27, 2016Assignee: OSAKA UNIVERSITYInventors: Yasufumi Fujiwara, Atsushi Koizumi, Yoshikazu Terai
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Publication number: 20150291090Abstract: A holder 20 has a holder side wall 22 provided with a through hole 26, while an outer peripheral extension 43 of a lightguide 40 is inserted through the through hole 26. Therefore, even when the holder 20 is a “hollowed integral holder” formed integrally with a design panel 60, the lightguide 40 comprising a ring part 41 and the outer peripheral extension 43 can be assembled to the holder 20.Type: ApplicationFiled: November 18, 2013Publication date: October 15, 2015Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Atsushi Koizumi, Katsutoshi Sakanashi, Tomoya Une
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Publication number: 20150214434Abstract: A production method of a substrate for nitride semiconductor device comprising a mask formation step of using a metal nitride as a base material and forming a mask having a prescribed shape on the above-described base material, a three-dimensional structure growth step of growing a three-dimensional structure made of the same material as the base material on the base material having the mask formed thereon using a selective growth technique so that a layer having a higher index plane is formed on the lateral face, and an active layer growth step of growing an active layer containing a rare earth element on the lateral face of the above-described three-dimensional structure using an organometallic vapor phase epitaxial method.Type: ApplicationFiled: August 1, 2013Publication date: July 30, 2015Applicant: OSAKA UNIVERSITYInventors: Yasufumi Fujiwara, Atsushi Koizumi, Yoshikazu Terai
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Patent number: 9061585Abstract: A cooling air introduction apparatus for a vehicle. A space that communicates with air introduction ports that are respectively formed in a bumper face of a front bumper and a front grille is partitioned by a vertical partition member. A space that communicates with the air introduction ports that are formed in the bumper face is partitioned by a horizontal partition member. Thus, streams of introduced cooling air are guided to heat exchangers without interfering with each other. The partition members are provided such that a bumper beam moves backward without any trouble upon a light collision.Type: GrantFiled: March 20, 2012Date of Patent: June 23, 2015Assignee: FUJI JUKOGYO KABUSHIKI KAISHAInventors: Yuji Fujiu, Yoshiyuki Shimizu, Atsushi Koizumi, Shiro Hasegawa
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Patent number: 8821148Abstract: A sheet forming apparatus includes a supply port for supplying a slurry, a discharge port for discharging a green sheet, a first slurry spreading chamber, a second slurry spreading chamber, and a third slurry spreading chamber that are disposed between the supply port and the discharge port, and joining holes through which the first, second, and third slurry spreading chambers are joined to each other. At least two of the joining holes are disposed one on each side of the supply port along a transverse direction of the green sheet.Type: GrantFiled: March 3, 2011Date of Patent: September 2, 2014Assignee: Honda Motor Co., Ltd.Inventors: Atsushi Koizumi, Toshikazu Tanaka
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Publication number: 20130022699Abstract: A sheet forming apparatus includes a supply port for supplying a slurry, a discharge port for discharging a green sheet, a first slurry spreading chamber, a second slurry spreading chamber, and a third slurry spreading chamber that are disposed between the supply port and the discharge port, and joining holes through which the first, second, and third slurry spreading chambers are joined to each other. At least two of the joining holes are disposed one on each side of the supply port along a transverse direction of the green sheet.Type: ApplicationFiled: March 3, 2011Publication date: January 24, 2013Applicant: HONDA MOTOR CO., LTD.Inventors: Atsushi Koizumi, Toshikazu Tanaka
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Publication number: 20120248824Abstract: There is provided a cooling air introduction apparatus for a vehicle. A space that communicates with air introduction ports that are respectively formed in a bumper face of a front bumper and a front grille is partitioned by a vertical partition member. A space that communicates with the air introduction ports that are formed in the bumper face is partitioned by a horizontal partition member. Thus, streams of introduced cooling air are guided to heat exchangers without interfering with each other. The partition members are provided such that a bumper beam moves backward without any trouble upon a light collision.Type: ApplicationFiled: March 20, 2012Publication date: October 4, 2012Applicant: Fuji Jukogyo Kabushiki KaishaInventors: Yuji FUJIU, Yoshiyuki Shimizu, Atsushi Koizumi, Shiro Hasegawa
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Patent number: 7820856Abstract: Disclosed is a method for enhancing a yield of an ?,?-unsaturated carboxylic acid obtained by liquid-phase oxidation reaction of an olefin or an ?,?-unsaturated aldehyde. In particular, there is provided a method for producing an ?,?-unsaturated carboxylic acid, wherein the method includes the step of carrying out oxidation reaction of an olefin or an ?,?-unsaturated aldehyde in a liquid phase to obtain a reaction mixture containing an ?,?-unsaturated carboxylic acid and an ?,?-unsaturated carboxylic acid anhydride and the step of bringing the ?,?-unsaturated carboxylic acid anhydride into contact with an alcohol or water to obtain an ?,?-unsaturated carboxylic acid resulting from decomposition of the ?,?-unsaturated carboxylic acid anhydride.Type: GrantFiled: February 8, 2006Date of Patent: October 26, 2010Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Atsushi Koizumi, Kazunori Matake, Toshihiko Fukuda, Yuji Fujimori
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Publication number: 20100252962Abstract: A molding method for a resin product having a thick portion projecting outwardly on a rear surface of the resin product includes: a first step for supplying a melted resin into a cavity of a die by an amount which is less than a volume of the cavity. The cavity has a surface side cavity surface corresponding to a surface of the resin product and a rear surface side cavity surface corresponding to the rear surface of the resin product. The molding method further includes: a second step for supplying a gas from the rear surface side cavity surface of the cavity into the cavity, so that the melted resin is separated from the rear surface side cavity surface of the cavity and closely contacts the surface side cavity surface of the cavity; and a third step for solidifying the melted resin maintained in the condition set in the second step.Type: ApplicationFiled: December 6, 2006Publication date: October 7, 2010Applicant: HONDA MOTOR CO., LTD.Inventors: Ayato Ueha, Atsushi Koizumi, Susumu Horinaka
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Publication number: 20090299094Abstract: Disclosed is a method for producing an ?,?-unsaturated carboxylic acid by oxidizing an olefin or an ?,?-unsaturated aldehyde in a liquid phase in the presence of a noble metal catalyst, which can ensure operational safety at the time of stopping the reaction and prevent deterioration of the noble metal catalyst. The method for producing the ?,?-unsaturated carboxylic acid by an oxidation reaction in which the olefin or the ?,?-unsaturated aldehyde is oxidized in the liquid phase in the presence of the noble metal catalyst in a reactor, includes a step of stopping the oxidation reaction by supplying an inert gas to the reactor.Type: ApplicationFiled: June 12, 2006Publication date: December 3, 2009Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Toshihiko Fukuda, Kazunori Matake, Atsushi Koizumi
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Publication number: 20090182170Abstract: Disclosed is a method for enhancing a yield of an ?,?-unsaturated carboxylic acid obtained by liquid-phase oxidation reaction of an olefin or an ?,?-unsaturated aldehyde. In particular, there is provided a method for producing an ?,?-unsaturated carboxylic acid, wherein the method includes the step of carrying out oxidation reaction of an olefin or an ?,?-unsaturated aldehyde in a liquid phase to obtain a reaction mixture containing an ?,?-unsaturated carboxylic acid and an ?,?-unsaturated carboxylic acid anhydride and the step of bringing the ?,?-unsaturated carboxylic acid anhydride into contact with an alcohol or water to obtain an ?,?-unsaturated carboxylic acid resulting from decomposition of the ?,?-unsaturated carboxylic acid anhydride.Type: ApplicationFiled: February 8, 2006Publication date: July 16, 2009Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Atsushi Koizumi, Kazunori Matake, Toshihiko Fukuda, Yuji Fujimori
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Patent number: 7339014Abstract: A (meth)acrylate represented by the following formula (1): wherein each of R1, R2, R3 and R4 represents a hydrogen atom, a methyl group or an ethyl group; either one of X1 or X2 represents a (meth)acryloyloxy group and the other represents a hydrogen atom; both A1 and A2 represent hydrogen atoms, or A1 and A2 form —O—, —CH2— or —CH2CH2—, which can be produced by first producing a lactone by reducing an addition product obtained by the Diels-Alder reaction between 1,3-diene and maleic anhydride, and then hydrating the lactone to produce an alcohol followed by (meth)acrylation of the alcohol; a polymer produced by (co)polymerizing a monomer composition comprising the (meth)acrylate of the present invention is excellent in transparency, dry etching resistance, and solubility in organic solvents, and so it is preferably used as a resin for a chemically amplified resist composition.Type: GrantFiled: October 28, 2004Date of Patent: March 4, 2008Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Yoshihiro Kamon, Tadayuki Fujiwara, Hideaki Kuwano, Hikaru Momose, Atsushi Koizumi
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Publication number: 20070010697Abstract: The present invention provides a method for producing a tertiary butyl alcohol with a high reaction rate of hydration of isobutylene. Furthermore, the present invention provides a method for producing a tertiary butyl alcohol with a high reaction rate of hydration of isobutylene even in the case of using an isobutylene of low concentration as a raw material. In this method, a tertiary butyl alcohol is produced from isobutylene and water in the presence of a cation-exchange resin catalyst and at least one solvent selected from the group consisting of sulfones and organic carboxylic acids by using a catalytic distillation apparatus. The solvent to be used in the method for producing a tertiary butyl alcohol is preferably sulfolane, dimethyl sulfone or acetic acid.Type: ApplicationFiled: August 18, 2004Publication date: January 11, 2007Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Atsushi Koizumi, Akira Ogawa
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Patent number: 7117966Abstract: An electrically-powered scooter including a front wheel, a rear wheel and a frame assembly. A handlebar assembly and a seat assembly are supported by the frame assembly. The frame assembly includes a left frame rail and a right frame rail spaced laterally from one another and extending between the handle bar assembly and the seat assembly. A battery support extends between the left and the right frame rails at a position intermediate the handle bar assembly and the seat assembly. A battery is supported by the battery support. In one arrangement, the battery support includes an enclosure defining a battery storage chamber. The enclosure includes a guide member configured to engage a guide recess of the battery to guide the battery into the battery storage chamber. In another arrangement, the battery may include a recharging port, an axis of which defines an oblique angle with an axis of the battery.Type: GrantFiled: August 14, 2003Date of Patent: October 10, 2006Assignee: Yamaha Hatsudoki Kabushiki KaishaInventors: Hideo Kohda, Atsushi Koizumi, Ikuo Okamoto, Takeshi Nagase, Junji Terada
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Patent number: 7041838Abstract: A (meth)acrylate represented by the following formula (1): wherein each of R1, R2, R3 and R4 represents a hydrogen atom, a methyl group or an ethyl group; either one of X1 or X2 represents a (meth)acryloyloxy group and the other represents a hydrogen atom; both A1 and A2 represent hydrogen atoms, or A1 and A2 form —O—, —CH2— or —CH2CH2—, which can be produced by first producing a lactone by reducing an addition product obtained by the Diels-Alder reaction between 1,3-diene and maleic anhydride, and then hydrating the lactone to produce an alcohol followed by (meth)acrylation of the alcohol; a polymer produced by (co)polymerizing a monomer composition comprising the (meth)acrylate of the present invention is excellent in transparency, dry etching resistance, and solubility in organic solvents, and so it is preferably used as a resin for a chemically amplified resist composition.Type: GrantFiled: December 5, 2001Date of Patent: May 9, 2006Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Yoshihiro Kamon, Tadayuki Fujiwara, Hideaki Kuwano, Hikaru Momose, Atsushi Koizumi
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Publication number: 20050113538Abstract: The (meth)acrylate of the present invention is represented by the following formula (1). The (meth)acrylate can be produced by first producing a lactone by reducing an addition product obtained by the Diels-Alder reaction between 1,3-diene and maleic anhydride, and then hydrating the lactone to produce an alcohol followed by (meth)acrylation of the alcohol. A polymer produced by (co)polymerizing a monomer composition comprising the (meth)acrylate of the present invention is excellent in transparency, dry etching resistance, and solubility in organic solvents, and so it is preferably used as a resin for a chemically amplified resist composition. wherein each of R1, R2, R3 and R4 represents a hydrogen atom, a methyl group or an ethyl group; either one of X1 or X2 represents a (meth)acryloyloxy group and the other represents a hydrogen atom; both A1 and A2 represent hydrogen atoms, or A1 and A2 form —O—, —CH2— or —CH2CH2—.Type: ApplicationFiled: October 28, 2004Publication date: May 26, 2005Applicant: Mitsubishi Rayon co.,Ltd.Inventors: Yoshihiro Kamon, Tadayuki Fujiwara, Hideaki Kuwano, Hikaru Momose, Atsushi Koizumi