Patents by Inventor Kenji Koga
Kenji Koga 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: 11764506Abstract: A connector pair includes a first connector, and a second connector electrically connected to the first connector. The first connector includes a first electrical contact part provided with a graphene film on a metal base material. The second connector includes a second electrical contact part electrically connected to the first connector via the graphene film. A contact area between the first electrical contact part and the second electrical contact part is smaller than an area of the graphene film coating the metal base material.Type: GrantFiled: January 26, 2021Date of Patent: September 19, 2023Assignee: YAZAKI CORPORATIONInventors: Toshitaka Kubo, Kazuhiko Seki, Mitsuhiro Okada, Kazuto Hatakeyama, Kenji Koga, Tetsuo Shimizu, Nan Ye, Hiroki Kawai
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Publication number: 20220336179Abstract: The cathode member for electron beam generation of the present disclosure includes: 95% by area or more of a single phase or two phases of a compound composed of iridium and cerium. A total content of one or more subcomponents of metallic iridium and an oxide of one or more elements of iridium and cerium is 5% by area or less of the cathode member.Type: ApplicationFiled: August 28, 2020Publication date: October 20, 2022Applicant: KOBELCO RESEARCH INSTITUTE, INC.Inventors: Kenji KOGA, Toshiaki TAKAGI, Fumiaki KUDO, Tatsuhiko KUSAMICHI
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Publication number: 20210234295Abstract: A connector pair includes a first connector, and a second connector electrically connected to the first connector. The first connector includes a first electrical contact part provided with a graphene film on a metal base material. The second connector includes a second electrical contact part electrically connected to the first connector via the graphene film. A contact area between the first electrical contact part and the second electrical contact part is smaller than an area of the graphene film coating the metal base material.Type: ApplicationFiled: January 26, 2021Publication date: July 29, 2021Inventors: Toshitaka Kubo, Kazuhiko Seki, Mitsuhiro Okada, Kazuto Hatakeyama, Kenji Koga, Tetsuo Shimizu, Nan Ye, Hiroki Kawai
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Patent number: 10344191Abstract: Provided is a photocurable adhesive with which curing by direct irradiation of laser light is possible with almost no occurrence of surface carbonization and which is capable of satisfactory curing even when the coating thickness is increased. A photocurable adhesive, which is cured by irradiation of laser light, is provided. The curable adhesive contains an epoxy adhesive component, a light-absorbing component for thermal curing of the epoxy adhesive component by absorption of laser light, and an inorganic filler. The content of the light-absorbing component is 0.1 mass % or less. The pre-curing thermal conductivity of the photocurable adhesive is at least 0.2 W/m·K and the post-curing thermal conductivity is at least 0.5 W/m·K.Type: GrantFiled: May 22, 2015Date of Patent: July 9, 2019Assignees: DENSO CORPORATION, ADEKA CORPORATIONInventors: Kenji Koga, Daisuke Takama, Ryo Ogawa, Shinsuke Yamada, Takuya Matsuda
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Patent number: 9802386Abstract: A product includes a first component, a second component and an adhesive. The adhesive fills an interior space that is surrounded by the first component and the second component. The second component comprising an inlet that communicates between an exterior space of the second component and the interior space so as to enable the adhesive to be injected into the interior space. The inlet comprising a tapered portion that narrows from the exterior space towards the interior space.Type: GrantFiled: March 30, 2015Date of Patent: October 31, 2017Assignee: DENSO CORPORATIONInventors: Daisuke Takama, Kenji Koga
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Patent number: 9675964Abstract: A method of producing a composite nanoparticle (M-AxOy), having: generating, in an inert gas, an alloy (A-M) nanoparticle, which contains 0.1 at. % to 30 at. % of a noble metal (M), with the balance being a base metal (A) and inevitable impurities, and which has a particle size of 1 nm to 100 nm, to heat the alloy (A-M) nanoparticle and to bring the alloy (A-M) nanoparticle into contact with a supplied oxidizing gas during transportation of the alloy (A-M) nanoparticle with the inert gas, to oxidize the base metal component (A) in the floating alloy (A-M) nanoparticle, and to phase separate into the thus-oxidized base metal component (AxOy) and the noble metal component (M), to thereby obtain a composite nanoparticle (M-AxOy) having one noble metal particle (M) combined to the surface of a particulate base metal oxide (AxOy).Type: GrantFiled: February 2, 2012Date of Patent: June 13, 2017Assignee: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Kenji Koga, Makoto Hirasawa, Hiroaki Sakurai, Naoto Koshizaki
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Publication number: 20170145268Abstract: Provided is a photocurable adhesive with which curing by direct irradiation of laser light is possible with almost no occurrence of surface carbonization and which is capable of satisfactory curing even when the coating thickness is increased. A photocurable adhesive, which is cured by irradiation of laser light, is provided. The curable adhesive contains an epoxy adhesive component, a light-absorbing component for thermal curing of the epoxy adhesive component by absorption of laser light, and an inorganic filler. The content of the light-absorbing component is 0.1 mass % or less. The pre-curing thermal conductivity of the photocurable adhesive is at least 0.2 W/m·K and the post-curing thermal conductivity is at least 0.5 W/m·K.Type: ApplicationFiled: May 22, 2015Publication date: May 25, 2017Inventors: Kenji KOGA, Daisuke TAKAMA, Ryo OGAWA, Shinsuke YAMADA, Takuya MATSUDA
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Patent number: 9445611Abstract: Provided are: tofu-like food and soy milk containing fibrous material, each of which has good texture and flavor and enables simultaneous intake of almost all of nutritional components in soybeans, such as proteins, lipids, glucides, fibrous material, minerals, vitamin components, and isoflavone compounds. Also provided is a process for producing soy milk containing fibrous material, which comprises the steps of: (A) dissolving and dispersing dehulled soybean powdery material having a nitrogen solubility index of 75 to 90, a lipoxygenase value of 30 to 120, an n-hexanal content of 0.5 ppm to 2 ppm, and a peroxide value of 0.2 meq/kg to 3.0 meq/kg in water to obtain dispersion; (B) subjecting the dispersion to heat treatment at 120° C. to 160° C. for 1 to 600 seconds; and (C) after the step (B), cooling the dispersion to 100° C. or lower and subjecting the resultant dispersion to emulsification and dispersion treatment under a pressure of 25 MPa to 200 MPa to produce soy milk containing fibrous material.Type: GrantFiled: December 9, 2010Date of Patent: September 20, 2016Assignee: ASAHI FOOD PROCESSING CO., LTD.Inventors: Masaru Matsuura, Masaki Sato, Nobuhiro Hirasawa, Sachiko Tadokoro, Kenji Koga
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Publication number: 20150273799Abstract: A product includes a first component, a second component and an adhesive. The adhesive fills an interior space that is surrounded by the first component and the second component. The second component comprising an inlet that communicates between an exterior space of the second component and the interior space so as to enable the adhesive to be injected into the interior space. The inlet comprising a tapered portion that narrows from the exterior space towards the interior space.Type: ApplicationFiled: March 30, 2015Publication date: October 1, 2015Inventors: Daisuke TAKAMA, Kenji KOGA
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Publication number: 20150231610Abstract: The main problem addressed by the present invention is to provide a supported gold nanoparticle catalyst and having high catalytic activity. The above-mentioned problem can be solved by a supported catalyst comprising: a carrier having a reducing power; and gold nanoparticle with an average particle diameter of 100 nm or less, and preferably with an average particle diameters of 5 nm or less supported on the carrier. The present invention also provides a method for producing the supported catalyst.Type: ApplicationFiled: September 2, 2013Publication date: August 20, 2015Applicant: National Institute of Advanced Industrial Science andInventors: Hiroaki Sakurai, Kenji Koga, Masato Kiuchi
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Publication number: 20150209765Abstract: A method of continuously generating a joined structure: comprising a cube- or quadratic prism-shaped rock salt-type oxide nanoparticle and a metal nanoparticle, and having high crystallinity, in a gas phase, the method is characterized in that alloy nanoparticles composed of a noble metal and a base metal and having a particle size of 1 to 100 nm are generated in an inert gas; and brought into contact with a hot oxidizing gas, while the nanoparticles are heated at a high temperature together with the inert gas, to oxidize a base metal component in the alloy nanoparticles floating in the gas, and to simultaneously allow phase separation of the metal component, whereby the joined structure.Type: ApplicationFiled: July 26, 2013Publication date: July 30, 2015Applicant: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Kenji Koga, Makoto Hirasawa
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Publication number: 20150057147Abstract: The purpose of the present invention is to provide a stable colloidal gold solution and a method for producing the stable colloidal gold solution. A colloidal gold solution which contains, in water, gold nanoparticles having particle diameters of 100 nm or less and anions represented by general formula (a); and a method for producing the colloidal gold solution. R—COO? (a) (In the formula, R represents a linear or branched alkyl group having 1-4 carbon atoms.Type: ApplicationFiled: March 6, 2013Publication date: February 26, 2015Inventors: Hiroaki Sakurai, Kenji Koga, Masato Kiuchi
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Publication number: 20140038815Abstract: A method of producing a composite nanoparticle (M-AxOy), having: generating, in an inert gas, an alloy (A-M) nanoparticle, which contains 0.1 at. % to 30 at. % of a noble metal (M), with the balance being a base metal (A) and inevitable impurities, and which has a particle size of 1 nm to 100 nm, to heat the alloy (A-M) nanoparticle and to bring the alloy (A-M) nanoparticle into contact with a supplied oxidizing gas during transportation of the alloy (A-M) nanoparticle with the inert gas, to oxidize the base metal component (A) in the floating alloy (A-M) nanoparticle, and to phase separate into the thus-oxidized base metal component (AxOy) and the noble metal component (M), to thereby obtain a composite nanoparticle (M-AxOy) having one noble metal particle (M) combined to the surface of a particulate base metal oxide (AxOy).Type: ApplicationFiled: February 2, 2012Publication date: February 6, 2014Applicant: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Kenji Koga, Makoto Hirasawa, Hiroaki Sakurai, Naoto Koshizaki
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Publication number: 20140031195Abstract: The method for producing a material loaded with gold nanoparticles, includes: impregnating a carrier with an anionic gold-hydroxo complex solution including a transparent solution that has a pH of not lower than 8, does not contain a halide anion, and contains a conjugate base of a weak acid not coordinated to gold and an anionic hydroxo complex of trivalent gold having a square planar molecular geometry whose at least one ligand is OH? and not containing a halide anion as a ligand; removing water; heating; and washing with water. According to the method, in a method for preparing a gold nanoparticle catalyst using a liquid phase method, a gold compound not containing a halide such as chloride is used as a raw material, and the gold compound can be supported efficiently. Furthermore, a gold nanoparticle-loaded catalyst having high activity can be obtained through a simple preparation method.Type: ApplicationFiled: April 18, 2012Publication date: January 30, 2014Applicant: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Hiroaki Sakurai, Takae Takeuchi, Kenji Koga, Masato Kiuchi
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Publication number: 20120231119Abstract: Provided are: tofu-like food and soy milk containing fibrous material, each of which has good texture and flavor and enables simultaneous intake of almost all of nutritional components in soybeans, such as proteins, lipids, glucides, fibrous material, minerals, vitamin components, and isoflavone compounds. Also provided is a process for producing soy milk containing fibrous material, which comprises the steps of: (A) dissolving and dispersing dehulled soybean powdery material having a nitrogen solubility index of 75 to 90, a lipoxygenase value of 30 to 120, an n-hexanal content of 0.5 ppm to 2 ppm, and a peroxide value of 0.2 meq/kg to 3.0 meq/kg in water to obtain dispersion; (B) subjecting the dispersion to heat treatment at 120° C. to 160° C. for 1 to 600 seconds; and (C) after the step (B), cooling the dispersion to 100° C. or lower and subjecting the resultant dispersion to emulsification and dispersion treatment under a pressure of 25 MPa to 200 MPa to produce soy milk containing fibrous material.Type: ApplicationFiled: December 9, 2010Publication date: September 13, 2012Inventors: Masaru Matsuura, Masaki Sato, Nobuhiro Hirasawa, Sachiko Tadokoro, Kenji Koga
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Patent number: 8205699Abstract: In an automotive vehicle in which an air duct which forms an air guide passage for guiding air that has flowed into an engine compartment to an induction system of an internal combustion engine is provided integrally on an inner surface of a bonnet, a reduction in size and weight of the air duct and a compact disposition of the air duct within the engine compartment are attempted to be realized. An automotive vehicle includes an internal combustion engine 20 which is disposed within an engine compartment and an air duct 40 which is provided integrally on an inner surface of a bonnet 10. The air duct 40 forms an air guide passage 60 for guiding air that has flowed into the engine compartment to an induction system 20i of the internal combustion engine 20 between itself and a bonnet portion 30 which constitutes part of the bonnet 10 in cooperation with the bonnet portion 30.Type: GrantFiled: July 25, 2008Date of Patent: June 26, 2012Assignee: Honda Motor Co., Ltd.Inventors: Miyuki Ohzono, Kenji Koga
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Publication number: 20100140004Abstract: In an automotive vehicle in which an air duct which forms an air guide passage for guiding air that has flowed into an engine compartment to an induction system of an internal combustion engine is provided integrally on an inner surface of a bonnet, a reduction in size and weight of the air duct and a compact disposition of the air duct within the engine compartment are attempted to be realized. An automotive vehicle includes an internal combustion engine 20 which is disposed within an engine compartment and an air duct 40 which is provided integrally on an inner surface of a bonnet 10. The air duct 40 forms an air guide passage 60 for guiding air that has flowed into the engine compartment to an induction system 20i of the internal combustion engine 20 between itself and a bonnet portion 30 which constitutes part of the bonnet 10 in cooperation with the bonnet portion 30.Type: ApplicationFiled: July 25, 2008Publication date: June 10, 2010Applicant: HONDA MOTOR CO., LTDInventors: Miyuki Ohzono, Kenji Koga
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Patent number: 7556010Abstract: A multicylinder internal combustion engine E has a cylinder head 2; a cylinder head cover 3; an intake manifold 20 having a header body 21 disposed right above an engine body and intake runners 22; and a resonator 50. Each of the intake runners 22 has a bend 24 extending away from cylinder axes L in a longitudinal direction A2 perpendicular to the cylinder axes L, and curving so as to extend reversely toward the cylinder axes L. The resonator 50 is disposed opposite to the engine body with respect to the intake manifold 20 and is nearer to the cylinder axes L than outermost end parts 24a of the bends 24. The engine including the in take manifold and the resonator can be formed in a small dimension with respect to a longitudinal direction perpendicular to the cylinder axes, and the resonance chamber of the resonator can be easily formed to have a necessary volume.Type: GrantFiled: September 19, 2007Date of Patent: July 7, 2009Assignee: Honda Motor Co., Ltd.Inventors: Takeshi Egawa, Kenji Koga
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Publication number: 20080072863Abstract: A multicylinder internal combustion engine E has a cylinder head 2; a cylinder head cover 3; an intake manifold 20 having a header body 21 disposed right above an engine body and intake runners 22; and a resonator 50. Each of the intake runners 22 has a bend 24 extending away from cylinder axes L in a longitudinal direction A2 perpendicular to the cylinder axes L, and curving so as to extend reversely toward the cylinder axes L. The resonator 50 is disposed opposite to the engine body with respect to the intake manifold 20 and is nearer to the cylinder axes L than outermost end parts 24a of the bends 24. The engine including the in take manifold and the resonator can be formed in a small dimension with respect to a longitudinal direction perpendicular to the cylinder axes, and the resonance chamber of the resonator can be easily formed to have a necessary volume.Type: ApplicationFiled: September 19, 2007Publication date: March 27, 2008Applicant: HONDA MOTOR CO., LTD.Inventors: Takeshi Egawa, Kenji Koga
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Patent number: 6605297Abstract: The present invention is substances comprising coupling isomerized highly unsaturated fatty acids and/or their derivatives having an activity of specifically promoting the uncoupling respiration of mitochondria (MC) and proton leak in the MC inner membrane in cells of the main tissues producing nonshivering thermogenesis (nST), skeletal muscles, white adipose tissue (WAT) and brown adipose tissue (BAT).Type: GrantFiled: December 16, 2002Date of Patent: August 12, 2003Assignee: Janiftec, Inc.Inventors: Yoshitaka Nadachi, Kenji Koga, Masayuki Mizuno