Patents by Inventor Takuya Morishita
Takuya Morishita 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: 20220393196Abstract: A fuel cell ship includes a storage battery compartment installed with a storage battery that supplies, to a propulsion device, electric power different from electric power by a fuel cell. The storage battery compartment is provided between a deck and a ship bottom portion of a hull.Type: ApplicationFiled: June 1, 2022Publication date: December 8, 2022Applicant: Yanmar Holdings Co., Ltd.Inventors: Yukihiko KIMURA, Takehiro MARUYAMA, Yasuyoshi YAMAGUCHI, Takuya HIRAIWA, Manabu SHINAGAWA, Shoto MORISHITA, Takahiro KOYAMA
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Publication number: 20220298677Abstract: A carbon fiber wherein an average fiber diameter of a single fiber is in a range of 3 to 10 ?m, and an average value of an intensity ratio (D/G) of a D peak to a G peak in a Raman spectrum in a cross section perpendicular to a fiber axis direction of the single fiber is 0.90 or less in a region inside a circle having a diameter of 1 ?m and centered at a center of gravity of the cross section of the single fiber, and is 0.90 or less in a region up to 1 ?m inside from an outer periphery of the cross section of the single fiber, wherein the D peak is observed at around 1360 cm?1 and derived from a defect in a graphite structure and the G peak is observed at around 1590 cm?1 and derived from the graphite structure.Type: ApplicationFiled: January 28, 2022Publication date: September 22, 2022Applicants: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takuya MORISHITA, Mitsumasa MATSUSHITA, Mamiko NARITA, Akira KUNITOMO, Nozomu SHIGEMITSU, Takanori TATEMATSU
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Publication number: 20220266841Abstract: A working vehicle includes a vehicle body, a linkage provided on the vehicle body to link a working device, a controller to cause the vehicle body to perform automatic travel, a rear obstacle detector to detect obstacles behind the vehicle body, and a setting changer to change rear setting information regarding obstacle detection performed by the rear obstacle detector.Type: ApplicationFiled: May 10, 2022Publication date: August 25, 2022Inventors: Koichi SHINTANI, Fumiya YOSHIMURA, Takuya NISHIKUBO, Takafumi MORISHITA, Kotaro YAMAGUCHI
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Publication number: 20220170182Abstract: A carbon fiber precursor fiber bundle includes: acrylamide-based polymer fibers, wherein the carbon fiber precursor fiber bundle contains single fibers having a circular cross section in a proportion of 30 to 100%, wherein the circular cross section has a ratio of a major axis to a minor axis of 1.0 to 1.3 in a cross section orthogonal to a longitudinal direction of the single fiber, and a fineness of the single fiber is 0.1 to 7 dtex.Type: ApplicationFiled: August 10, 2021Publication date: June 2, 2022Applicants: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takuya MORISHITA, Mamiko NARITA, Mitsumasa MATSUSHITA, Hideyasu KAWAI, Nozomu SHIGEMITSU
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Patent number: 11040882Abstract: A carbon material precursor comprises an acrylamide-based polymer having a weight-average molecular weight of 10,000 to 2,000,000 and a polydispersity of the molecular weight (weight-average molecular weight/number-average molecular weight) of 5.0 or less.Type: GrantFiled: March 14, 2019Date of Patent: June 22, 2021Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Takuya Morishita, Kazuhiro Nomura, Hiromitsu Tanaka, Megumi Sasaki, Makoto Kato
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Patent number: 11001660Abstract: A carbon material precursor includes an acrylamide/vinyl cyanide-based copolymer which contains 50 to 99.9 mol % of acrylamide-based monomer unit and 0.1 to 50 mol % of vinyl cyanide-based monomer unit; a carbon material precursor composition includes the above-described carbon material precursor and at least one additional component selected from the group consisting of acids and salts thereof; and a method for producing a carbon material, includes subjecting the above-described carbon material precursor or the above-described carbon material precursor composition to thermal-stabilization treatment as necessary, followed by carbonization treatment.Type: GrantFiled: July 24, 2018Date of Patent: May 11, 2021Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Takuya Morishita, Kenichi Hayashida, Kazuhiro Nomura
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Publication number: 20210087717Abstract: A method of producing a stabilized fiber, including performing a heat treatment on an acrylamide polymer fiber under an oxidizing atmosphere in a stabilization treatment temperature range of 200° C. to 500° C. while applying a tension of 0.07 mN/tex to 15 mN/tex.Type: ApplicationFiled: September 14, 2020Publication date: March 25, 2021Inventors: Takuya MORISHITA, Mamiko NARITA, Makoto MOURI, Yoshihiro KIKUZAWA, Hideyasu KAWAI, Nozomu SHIGEMITSU
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Patent number: 10883200Abstract: An apparatus for thermally-stabilizing a carbon material precursor having a heating apparatus which thermally-stabilizes a carbon material precursor, a thermometer for measuring a temperature in the heating apparatus, a water vapor concentration meter for measuring a concentration of water vapor in the heating apparatus, and a batch type thermal-stabilization apparatus for feedback-controlling the temperature in the heating apparatus by using the concentration of water vapor as an index such that generation of water vapor in a thermal-stabilization reaction of the carbon material precursor is completed and generation of water vapor in a partial oxidation reaction of the carbon material precursor is suppressed in a temperature range between a temperature range where the generation of water vapor is accelerated in the thermal-stabilization reaction and a temperature range where the generation of water vapor is accelerated in the partial oxidation reaction.Type: GrantFiled: April 11, 2019Date of Patent: January 5, 2021Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Kazuhiro Nomura, Takuya Morishita
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Publication number: 20190360127Abstract: An apparatus for thermally-stabilizing a carbon material precursor comprises: a heating apparatus which thermally-stabilizes a carbon material precursor; a temperature measuring means for measuring a temperature in the heating apparatus; a water vapor concentration measuring means for measuring a concentration of water vapor in the heating apparatus; and a temperature control means for feedback-controlling the temperature in the heating apparatus by using the concentration of water vapor as an index such that generation of water vapor in a thermal-stabilization reaction of the carbon material precursor is completed and generation of water vapor in a partial oxidation reaction of the carbon material precursor is suppressed in a temperature range between a temperature range where the generation of water vapor is accelerated in the thermal-stabilization reaction and a temperature range where the generation of water vapor is accelerated in the partial oxidation reaction.Type: ApplicationFiled: April 11, 2019Publication date: November 28, 2019Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Kazuhiro NOMURA, Takuya MORISHITA
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Publication number: 20190292056Abstract: A carbon material precursor comprises an acrylamide-based polymer having a weight-average molecular weight of 10,000 to 2,000,000 and a polydispersity of the molecular weight (weight-average molecular weight/number-average molecular weight) of 5.0 or less.Type: ApplicationFiled: March 14, 2019Publication date: September 26, 2019Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Takuya MORISHITA, Kazuhiro NOMURA, Hiromitsu TANAKA, Megumi SASAKI, Makoto KATO
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Patent number: 10385186Abstract: A carbon material precursor comprises an acrylamide-based polymer and at least one addition component selected from the group consisting of acids and salts thereof; and a method for producing a carbon material comprises thermally-stabilizing the carbon material precursor and then carbonizing the carbon material precursor.Type: GrantFiled: November 27, 2017Date of Patent: August 20, 2019Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Kenichi Hayashida, Takuya Morishita
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Publication number: 20190031800Abstract: A carbon material precursor includes an acrylamide/vinyl cyanide-based copolymer which contains 50 to 99.9 mol % of acrylamide-based monomer unit and 0.1 to 50 mol % of vinyl cyanide-based monomer unit; a carbon material precursor composition includes the above-described carbon material precursor and at least one additional component selected from the group consisting of acids and salts thereof; and a method for producing a carbon material, includes subjecting the above-described carbon material precursor or the above-described carbon material precursor composition to thermal-stabilization treatment as necessary, followed by carbonization treatment.Type: ApplicationFiled: July 24, 2018Publication date: January 31, 2019Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Takuya MORISHITA, Kenichi HAYASHIDA, Kazuhiro NOMURA
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Publication number: 20180148563Abstract: A carbon material precursor comprises an acrylamide-based polymer and at least one addition component selected from the group consisting of acids and salts thereof; and a method for producing a carbon material comprises thermally-stabilizing the carbon material precursor and then carbonizing the carbon material precursor.Type: ApplicationFiled: November 27, 2017Publication date: May 31, 2018Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Kenichi HAYASHIDA, Takuya MORISHITA
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Publication number: 20160280545Abstract: The invention provides for a method of preparing a covalently functionalised carbon nanomaterial, comprising the steps of (i) treating a carbon material with a reducing agent comprising an alkali metal M in the presence of a solvent S to form a reduced-carbon material solution; and (ii) treating the resulting reduced-carbon material solution with a functionalising reagent to form a covalently functionalised carbon nanomaterial, wherein (a) the concentration of alkali metal [M] in step (i) is between 0.003 mol/L and 0.05 mol/L, and (b) the ratio of carbon material to alkali metal (C/M) in solution in step (i) is at least 2:1. A method of preparing a covalently functionalised carbon nanomaterial using N,N-dimethylacetamide as a solvent is also provided.Type: ApplicationFiled: November 14, 2014Publication date: September 29, 2016Inventors: Milo Sebastian Peter Shaffer, Takuya Morishita, Adam Justin Clancy
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Patent number: 9150414Abstract: A nanocomposite comprises a nanostructure, and a copolymer adsorbed to the nanostructure and containing at least one ionic monomer unit and a different monomer unit from the ionic monomer unit; the ionic monomer unit selected from the group consisting of a zwitterionic monomer unit and a cationic monomer unit which are represented by the following formula (1): (in the formula (1), R1, R2, and R3 each independently represent any one of a hydrogen atom and a monovalent organic group having 1 to 20 carbon atoms, Y1 represents any one of a carbonyl group and an arylene group, Y2 represents any one of —O— and —NH—, n is 0 or 1, R4 represents a divalent organic group having 1 to 20 carbon atoms, and X represents any one of a zwitterionic group and a cationic group).Type: GrantFiled: August 23, 2011Date of Patent: October 6, 2015Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Takuya Morishita, Kenzo Fukumori, Mitsumasa Matsushita, Yoshihide Katagiri
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Patent number: 8859668Abstract: A resin composition comprises a carbon-based nanofiller (A), a modified polyolefin-based polymer (B), and two or more resins (C) other than the modified polyolefin-based polymer (B), the resin composition comprising a dispersed phase formed from a resin (Caff) which has a highest affinity for the carbon-based nanofiller (A) among the two or more resins (C), and a continuous phase formed from the remaining one or more resins (C1), wherein at least part of the modified polyolefin-based polymer (B) is present at an interface between the dispersed phase and the continuous phase, and the carbon-based nanofiller (A) is present in the dispersed phase.Type: GrantFiled: September 18, 2009Date of Patent: October 14, 2014Assignee: Kabushiki Kaisha Toyota Chuo KenkyushoInventors: Takuya Morishita, Mitsumasa Matsushita, Yoshihide Katagiri, Kenzo Fukumori, Minoru Takahara, Takashi Ohta
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Patent number: 8796371Abstract: A resin composition includes 0.1 to 40% by mass of a carbon-based nanofiller, 5 to 90% by mass of a resin, and 5 to 90% by mass of calcium fluoride.Type: GrantFiled: August 9, 2011Date of Patent: August 5, 2014Assignees: Kabushiki Kaisha Toyota Chuo Kenkyusho, Toyota Jidosha Kabushiki KaishaInventors: Kenzo Fukumori, Mitsumasa Matsushita, Yoshihide Katagiri, Takuya Morishita, Koji Nakanishi, Takashi Nagase, Joji Yoshimura, Yasuhiro Ueno, Hisayoshi Chiba, Naoki Yoshida
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Publication number: 20130131252Abstract: A resin composition includes 0.1 to 40% by mass of a carbon-based nanofiller, 5 to 90% by mass of a resin, and 5 to 90% by mass of calcium fluoride.Type: ApplicationFiled: August 9, 2011Publication date: May 23, 2013Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Kenzo Fukumori, Mitsumasa Matsushita, Yoshihide Katagiri, Takuya Morishita, Koji Nakanishi, Takashi Nagase, Joji Yoshimura, Yasuhiro Ueno, Hisayoshi Chiba, Naoki Yoshida
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Publication number: 20120053288Abstract: A nanocomposite comprises a nanostructure, and a copolymer adsorbed to the nanostructure and containing at least one ionic monomer unit and a different monomer unit from the ionic monomer unit; the ionic monomer unit selected from the group consisting of a zwitterionic monomer unit and a cationic monomer unit which are represented by the following formula (1): (in the formula (1), R1, R2, and R3 each independently represent any one of a hydrogen atom and a monovalent organic group having 1 to 20 carbon atoms, Y1 represents any one of a carbonyl group and an arylene group, Y2 represents any one of —O— and —NH—, n is 0 or 1, R4 represents a divalent organic group having 1 to 20 carbon atoms, and X represents any one of a zwitterionic group and a cationic group).Type: ApplicationFiled: August 23, 2011Publication date: March 1, 2012Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Takuya Morishita, Kenzo Fukumori, Mitsumasa Matsushita, Yoshihide Katagiri
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Publication number: 20110152435Abstract: A resin composition comprises a carbon-based nanofiller (A), a modified polyolefin-based polymer (B), and two or more resins (C) other than the modified polyolefin-based polymer (B), the resin composition comprising a dispersed phase formed from a resin (Caff) which has a highest affinity for the carbon-based nanofiller (A) among the two or more resins (C), and a continuous phase formed from the remaining one or more resins (C1), wherein at least part of the modified polyolefin-based polymer (B) is present at an interface between the dispersed phase and the continuous phase, and the carbon-based nanofiller (A) is present in the dispersed phase.Type: ApplicationFiled: September 18, 2009Publication date: June 23, 2011Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Takuya Morishita, Mitsumasa Matsushita, Yoshihide Katagiri, Kenzo Fukumori, Minoru Takahara, Takashi Ohta