Patents Assigned to Tokyo University
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Patent number: 10761102Abstract: Provided is a method for derivatizing an s-cis-diene compound with a Cookson-type derivatization reagent, the method including adding, in a reaction stopping step of stopping a derivatization reaction of the s-cis-diene compound, a decomposition inhibitor to inhibit decomposition of a derivative to be obtained.Type: GrantFiled: September 28, 2017Date of Patent: September 1, 2020Assignees: Tokyo University of Science, National University Corporation Chiba University, JEOL Ltd.Inventors: Tatsuya Higashi, Shoujiro Ogawa, Fumio Nomura, Mamoru Satoh, Masaki Takiwaki
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Publication number: 20200261552Abstract: Provided are: a pharmaceutical composition for curing, treating, or preventing a disease involving a biological mechanism controlled by a dendritic cell immunoreceptor, in which the pharmaceutical composition contains a carbohydrate modifying enzyme as an active ingredient; and a method of curing, treating, or preventing a disease involving a biological mechanism controlled by a dendritic cell immunoreceptor.Type: ApplicationFiled: May 14, 2018Publication date: August 20, 2020Applicant: Tokyo University of Science FoundationInventors: Yoichiro IWAKURA, Tomonori KAIFU
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Publication number: 20200255974Abstract: A method of manufacturing a crystalline gallium nitride film, including: a growth step in which a GaCl3 gas, a halogen gas, an NH3 gas, and a carrier gas consisting of one or more inert gases are supplied onto a substrate, thereby growing a crystalline gallium nitride film on the substrate, wherein a partial pressure ratio [PHalogen/PGaCl3] is defined as a ratio of a partial pressure of the halogen gas with respect to a partial pressure of the GaCl3 gas on the substrate in the growth step, and the partial pressure ratio [PHalogen/PGaCl3] is 0.20 or more.Type: ApplicationFiled: September 13, 2018Publication date: August 13, 2020Applicants: National University Corporation Tokyo University of Agriculture and Technology, Taiyo Nippon Sanso CorporationInventors: Akinori Koukitu, Hisashi Murakami, Akira Yamaguchi
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Publication number: 20200239630Abstract: The present invention provides an aliphatic polycarbonate that can be thermally decomposed (dewaxed) at a relatively low temperature. The aliphatic polycarbonate comprises a constituent unit represented by formula (1): wherein R1, R2, and R3 are identical or different, and each represent a hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 15 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 20 carbon atoms; R4 represents a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 20 carbon atoms; and n is an integer of 0 to 3.Type: ApplicationFiled: September 3, 2018Publication date: July 30, 2020Applicants: National University Corporation Tokyo University of Agriculture and Technology, Sumitomo Seika Chemicals Co., Ltd.Inventors: Koji NAKANO, Kiyoshi NISHIOKA
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Publication number: 20200243332Abstract: A semiconductor substrate that is used as an underlying substrate for epitaxial crystal growth carried out by the HVPE method includes a ?-Ga2O3-based single crystal, and a principal plane that is a plane parallel to a [100] axis of the ?-Ga2O3-based single crystal. An epitaxial wafer includes the semiconductor substrate, and an epitaxial layer including a ?-Ga2O3-based single crystal and formed on the principal plane of the semiconductor substrate by epitaxial crystal growth using the HVPE method. A method for producing an epitaxial wafer includes by using the HVPE method, epitaxially growing an epitaxial layer including a ?-Ga2O3-based single crystal on a semiconductor substrate that includes a ?-Ga2O3-based single crystal and has a principal plane parallel to a [100] axis of the ?-Ga2O3-based single crystal.Type: ApplicationFiled: November 16, 2016Publication date: July 30, 2020Applicants: TAMURA CORPORATION, National University Corporation Tokyo University of Agriculture and TechnologyInventors: Ken GOTO, Yoshinao KUMAGAI, Hisashi MURAKAMI
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Patent number: 10722836Abstract: Provided is a hydrogen recovery method such that highly concentrated hydrogen gas can be obtained efficiently by adsorbing and removing hydrocarbon gas such as carbon dioxide, carbon monoxide, and methane, using a relatively low pressure, from pyrolysis gas obtained by heat treating biomass. The present invention is the method for recovering hydrogen from pyrolysis gas obtained by heat treating biomass, characterized by including: a first purifying step of adsorbing and removing gas that mainly includes carbon dioxide under pressure from the pyrolysis gas to purify the pyrolysis gas; and a second purifying step of further adsorbing and removing gas that includes carbon dioxide under pressure from purified gas obtained by the first purifying step at a pressure lower than the pressure in the first purifying step to purify the purified gas in order to recover hydrogen from the purified gas.Type: GrantFiled: October 28, 2015Date of Patent: July 28, 2020Assignees: Japan Blue Energy Co., Ltd., Tokyo University of Science FoundationInventors: Naoki Dowaki, Mitsuo Kameyama, Kiyoshi Dowaki
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Publication number: 20200225044Abstract: A map information provision system includes: a road map information database configured to store road map information; a vehicle position determination unit configured to detect and determine a position of a vehicle on a road; a road map information extraction unit configured to extract the road map information around the vehicle from the road map information database, based on the position of the vehicle; and a waypoint map constructor unit configured to determine positions of waypoints and configure a waypoint map that is made up of the plurality of the waypoints, wherein the waypoint map is supplied to a driving support device for the vehicle or a driving control device for the vehicle and is utilized as map information on the planned driving route.Type: ApplicationFiled: October 5, 2018Publication date: July 16, 2020Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, The University of Tokyo, National University Corporation Tokyo University of Agriculture and Technology, School Judicial Person IKUTOKU GAKUENInventors: Kyoichi TOHRIYAMA, Takuma ITO, Satoshi NAKAMURA, Minoru KAMATA, Pongsathorn RAKSINCHAROENSAK, Tsukasa SHIMIZU, Hideo INOUE
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Patent number: 10703911Abstract: Organic colorant represented by General Formula (1) below: where in the General Formula (1), R1 and R2 each independently represent C1-C20 alkyl group, C1-C20 alkenyl group, phenyl group, naphthyl group, or group represented by —(CH2)n—COO—R3, —(CH2)n—R4, —(CH2)n—CONH—R5, —CR6R7—COO—R8, or —(CH2)n—OCOCH3; R3 represents hydrogen atom or C1-C2 alkyl group; R4 represents hydroxy group, C1-C2 alkoxy group, C2-C5 alkenyloxy group, SO3Na group, OSO3Na group, phenyl group, phenylalkyl group, naphthyl group, or naphthylalkyl group; R5 represents C1-C20 alkyl group, C1-C20 alkenyl group, or C1-C12 hydroxyalkyl group; R6 represents hydrogen atom or methyl group; R7 represents C1-C4 alkyl group; R8 represents C1-C5 alkyl group; and n is integer of from 1 to 12.Type: GrantFiled: July 5, 2018Date of Patent: July 7, 2020Assignees: Ricoh Company, Ltd., Tokyo University of Science FoundationInventors: Takuya Fujita, Yoshimasa Miyazawa, Tatsuya Tomura, Masahiro Yanagisawa, Kiyofumi Nagai, Yukishige Kondo, Juki Migii
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Patent number: 10686255Abstract: A sheet-type metamaterial of a film configuration to exhibit a figure of merit (FOM) exceeding 300 in a terahertz wave band. A film-shaped dielectric substrate has a front surface on which a first wire array is formed, and a back surface on which a second wire array is formed. The first wire array includes elongated metallic first cut wires of a predetermined length l aligned in a y-axis direction with a gap g therebetween and in an x-axis direction with space s therebetween. The second wire array includes second metallic cut wires having the same shape as the first cut wires and aligned to overlap the first cut wires. With a thickness d of the dielectric substrate set at about 50 ?m, the length l of the first cut wire and the second cut wire is a length approximate to a value to generate resonance at a design frequency.Type: GrantFiled: July 15, 2016Date of Patent: June 16, 2020Assignee: National University Corporation Tokyo University of Agriculture and TechnologyInventor: Takehito Suzuki
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Publication number: 20200179901Abstract: The present invention provides a new hydrogen chloride removing agent that exhibits a good hydrogen chloride removal effect at a relatively low temperature. The present invention preferably provides a new hydrogen chloride removing agent for removing hydrogen chloride contained in a hydrogen-chloride-containing gas, such as a pyrolysis gas, a combustion exhaust gas, a dry distillation gas, etc., especially hydrogen chloride contained in a biomass pyrolysis gas. The present invention relates to a hydrogen chloride removing agent characterized by containing a mixture of a calcium carbonate and an imogolite and/or a synthetic imogolite, and relates to a method for removing, by using said hydrogen chloride removing agent, hydrogen chloride contained in a hydrogen-chloride-containing gas, especially hydrogen chloride contained in a biomass pyrolysis gas.Type: ApplicationFiled: July 20, 2017Publication date: June 11, 2020Applicants: Japan Blue Energy Co., Ltd., Tokyo University of Science FoundationInventors: Naoki Dowaki, Mitsuo Kameyama, Kiyoshi Dowaki
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Patent number: 10679077Abstract: A road marking recognition device recognizes a road marking from an image acquired by imaging a road surface of a road on which a vehicle is traveling. The road marking recognition device includes: a storage unit configured to store a plurality of templates each of which corresponds to a corresponding one of plurality of feature portions of a road marking as a recognition target and between which a relative positional relationship is known; and a recognition unit configured to detect a second feature portion corresponding to a second template among the plurality of templates when the first feature portion is detected from the image.Type: GrantFiled: October 16, 2017Date of Patent: June 9, 2020Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, THE UNIVERSITY OF TOKYO, National University Corporation Tokyo University of Agriculture and TechnologyInventors: Toshiki Kinoshita, Takuma Ito, Satoshi Nakamura, Minoru Kamata, Pongsathorn Raksincharoensak, Tsukasa Shimizu
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Patent number: 10655029Abstract: An inkjet ink including: a stilbene-based compound represented by General Formula (1) below; where in the General Formula (1), R1 and R3 each independently represent, for example, an alkyl group including 1 to 20 carbon atoms, an alkenyl group including 1 to 20 carbon atoms, a phenyl group, or a naphthyl group.Type: GrantFiled: October 3, 2017Date of Patent: May 19, 2020Assignees: Ricoh Company, Ltd., Tokyo University of Science FoundationInventors: Takuya Fujita, Yoshimasa Miyazawa, Hisashi Habashi, Tatsuya Tomura, Tomohiro Inoue, Yukishige Kondo, Yutaka Takahashi
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Publication number: 20200115282Abstract: Provided is a concrete composition, including: blast furnace slag; at least any one of expansive additive and cement; and water, wherein a unit water content of the water is 130 kg/m3 or less; wherein a content of the cement is 22% by mass or less relative to the blast furnace slag, and wherein a slump flow value of the concrete composition is 40 cm or greater.Type: ApplicationFiled: April 11, 2018Publication date: April 16, 2020Applicants: SUMITOMO MITSUI CONSTRUCTION CO., LTD., The University of Tokyo, Tokyo University of Science FoundationInventors: Taku Matsuda, Takafumi Noguchi, Manabu Kanematsu
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Publication number: 20200103185Abstract: Provided is a heat transfer device comprising: a housing; a regenerator; a first heat exchanger; and a second heat exchanger.Type: ApplicationFiled: May 9, 2018Publication date: April 2, 2020Applicants: National University Corporation Tokyo University of Agriculture and Technology, Shoden Kogyo Co., Ltd.Inventors: Yuki Ueda, Kazuyuki Yoshioka
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Patent number: 10596265Abstract: A nanogel comprising a self-organizing peptide, a chitosan and polyethylene glycol is described.Type: GrantFiled: August 24, 2015Date of Patent: March 24, 2020Assignees: 3-D Matrix, Ltd., Tokyo University of Science FoundationInventors: Hidenori Otsuka, Daisuke Matsukuma
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Patent number: 10594197Abstract: A radial-gap type superconducting synchronous machine 1 is prepared which includes a rotor 20 having, on its peripheral side, a convex magnetic pole 21 which includes, at its distal end part, bulk superconductors 30. When viewed in the direction of the rotational axis C1 of the rotor 20, the magnetic pole center side of the bulk superconductors 30 is disposed nearer to a stator 10 than the magnetic pole end side of the bulk superconductors 30. A ferromagnet 28 is disposed on the rotational axis C1 side of the bulk superconductors 30. A magnetizing apparatus 100 is disposed outside the bulk superconductors 30 in the radial direction of the rotor 20. Magnetization of the bulk superconductors 30 is performed by directing magnetic flux lines from the magnetizing apparatus 100 toward the bulk superconductors 30.Type: GrantFiled: March 25, 2015Date of Patent: March 17, 2020Assignee: National University Corporation Tokyo University of Marine Science and TechnologyInventors: Mitsuru Izumi, Motohiro Miki
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Publication number: 20200078280Abstract: The present invention relates to an ultraviolet reflecting agent composition or a water repellent agent composition, which contains at least one compound selected from among 2-pentacosanone, 2-heptacosanone, 2-nonacosanone, tetracosanal, hexacosanal, octacosanal and triacontanal.Type: ApplicationFiled: November 20, 2019Publication date: March 12, 2020Applicants: National Institute of Advanced Industrial Science and Technology, Tokyo University of AgricultureInventors: Ryo Futahashi, Migaku Kawaguchi, Takahiko Hariyama, Yumi Yamahama, Daisuke Ishii, Shunsuke Yajima, Ryouka Miki, Naoki Mori
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Publication number: 20200071848Abstract: This disclosure provides a vapor-liquid reaction device including a vapor-liquid reaction chamber and a projecting member. The vapor-liquid reaction chamber holds a molten metal in a lower portion of an internal space of the vapor-liquid reaction chamber.Type: ApplicationFiled: May 17, 2018Publication date: March 5, 2020Applicants: National University Corporation Tokyo University of Agriculture and Technology, Taiyo Nippon Sanso Corporation, Taiyo Nippon Sanso CSE CorporationInventors: Akinori Koukitu, Hisashi Murakami, Akira Yamaguchi, Kazushige Shiina, Hayato Shimamura
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Patent number: 10538732Abstract: A cell isolation method includes: a cell trapping step of allowing a test liquid to pass through a cell trapping filter which has a plurality of through-holes in the thickness direction, thereby trapping isolation target cells contained in the test liquid on one surface of the cell trapping filter; a gel embedding step of introducing a stimulus-responsive hydrogel onto the one surface of the cell trapping filter on which the cells have been trapped in the cell trapping step, thereby embedding the cells in the stimulus-responsive hydrogel; a gel hardening step of applying a stimulus to the stimulus-responsive hydrogel in which the cells are embedded, thereby hardening the stimulus-responsive hydrogel; and a detachment step of detaching the stimulus-responsive hydrogel that was hardened in the gel hardening step from the cell trapping filter.Type: GrantFiled: October 29, 2015Date of Patent: January 21, 2020Assignee: National University Corporation Tokyo University of Agriculture and TechnologyInventors: Tomoko Yoshino, Tsuyoshi Tanaka, Tadashi Matsunaga, Ryo Negishi, Hisashige Kanbara, Seita Nakamura
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Publication number: 20200017111Abstract: A driving assistance system includes a driving readiness degree estimation unit configured to estimate a driving readiness degree relating to a driving consciousness of the driver based on the travel state of the vehicle or the driving operation of the vehicle by the driver and the traveling environment of the vehicle, a proportional gain calculation unit configured to calculate a proportional gain based on the driving readiness degree and the speed of the vehicle, and an assistance torque calculation unit configured to calculate the assistance torque according to a value obtained by multiplying a difference between the target steering angle and the actual steering angle by the proportional gain. If the speed is constant, the proportional gain calculation unit is configured to calculate the proportional gain as a smaller value as the driving readiness degree becomes lower.Type: ApplicationFiled: June 17, 2019Publication date: January 16, 2020Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, National University Corporation Tokyo University of Agriculture and TechnologyInventors: Shintaro Inoue, Pongsathorn Raksincharoensak