Patents by Inventor Keisuke Ohta
Keisuke Ohta 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: 11981785Abstract: A water-barrier laminated film (10) including a plastic film (A) that has an inorganic barrier layer (A1) on the surface thereof and a water-trapping layer (B), characterized in that: between the plastic film (A) and the water-trapping layer (B), an isocyanate type coating (C) is provided that contains, as a film-forming component, an isocyanate type polymer obtained by reacting an isocyanate as the reaction component; and the water-trapping layer (B) is formed on the isocyanate type coating (C) that is formed as the underlying layer.Type: GrantFiled: November 7, 2018Date of Patent: May 14, 2024Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Shinpei Okuyama, Keisuke Takayama, Shunya Nangou, Misato Yagisawa, Yoshihiro Ohta
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Publication number: 20230369856Abstract: [Object] As compared with the case where a device supplies power to an electric line regardless of an index regarding the capacity of power in an electric path, the device may supply the power to the electric line according to the content of supply suitable for the electric path. [Solution] A power control system includes an acquisition unit that acquires capacity information on capacity of power in an electric path through which power supplied from a power plant passes before the power is received by a device, and a control unit that performs control on, based on the capacity information, supply of power from the device to an electric line through which the power supplied from the power plant passes before the power is received by the device.Type: ApplicationFiled: September 21, 2021Publication date: November 16, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Masaki KOUNO, Reiji KAWASHIMA, Keisuke OHTA, Hiroki KOJIMA, Toshiyuki MAEDA
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Publication number: 20230358455Abstract: [Object] On the basis of a limit of an operation of a control unit that is connected to a power-receiving path of a converting unit, is electrically parallel with the converting unit, and controls apparent power in the power-receiving path of the converting unit, the operation of the control unit is controlled. [Solution] A power control system includes: an acquisition section that acquires control unit information related to a limit of an operation by a control unit provided for a heat pump system that regulates temperature and/or humidity; and a control section that controls an operation of the control unit on the basis of the control unit information. The control unit is connected to a power-receiving path of a converting unit that converts received power and supplies the converted power to a load used for the regulating. The control unit is electrically parallel with the converting unit. The control unit controls apparent power in the power-receiving path.Type: ApplicationFiled: September 21, 2021Publication date: November 9, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Masaki KOUNO, Reiji KAWASHIMA, Toshiyuki MAEDA, Keisuke OHTA
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Publication number: 20230327706Abstract: [Problem] As compared with the case where the apparent power in the electric line on the supply side is adjusted without supplying the current to the electric line closer to the power supply side than the distribution transformer, there is a reduction in the effect of the state in the electric line closer to the power reception side than the distribution transformer on the adjustment of the apparent power in the electric line closer to the power supply side than the distribution transformer. [Solution] A power control system includes a device that receives power from an electric line of a distribution system via a distribution transformer, an acquisition unit that acquires electric line information on the electric line, and a control unit that causes the device to generate a current used for adjustment of apparent power in the electric line based on the electric line information acquired by the acquisition unit.Type: ApplicationFiled: September 21, 2021Publication date: October 12, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Masaki KOUNO, Toshiyuki MAEDA, Reiji KAWASHIMA, Keisuke OHTA, Hiroki KOJIMA
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Publication number: 20230327442Abstract: [Problem to be solved] To achieve adjustment of an electric line based on indexes set separately for harmonic components having different orders in a current in the electric line. [Solution] A power control system causes a device to adjust apparent power in an electric line, and the power control system includes a setting unit that sets an index regarding each adjustment for a harmonic component of a first order group in a current in the electric line, a harmonic component of a second order group higher in order than the first order group in the current in the electric line, and a fundamental component in the current in the electric line, and a control unit that controls each adjustment by the device based on the index set by the setting unit.Type: ApplicationFiled: September 21, 2021Publication date: October 12, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Masaki KOUNO, Reiji KAWASHIMA, Keisuke OHTA, Hiroki KOJIMA
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Publication number: 20230261601Abstract: A power conversion system includes an inverter circuit, a harmonic reducer, and a synchronizer. The inverter circuit is operable with electric power supplied from an alternating-current power source. The harmonic reducer is connected to the alternating-current power source. The inverter circuit includes a circuit main portion and a conversion control unit configured to control the circuit main portion. The harmonic reducer includes a current control unit configured to perform control to reduce a harmonic current flowing to the alternating-current power source. The synchronizer is configured to synchronize a state of the harmonic reducer with a state of the inverter circuit.Type: ApplicationFiled: April 18, 2023Publication date: August 17, 2023Inventors: Reiji KAWASHIMA, Koudai OKUZONO, Keisuke OHTA, Masaki KONO, Masahide FUJIWARA, Yuu YOSHIKAWA, Hirotaka SARUWATARI
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Publication number: 20230215675Abstract: The present invention provides a fuse that can be easily manufactured and has an improved yield. A fuse includes an input terminal portion, a bus bar portion through which a current input from the input terminal portion flows, and a terminal portion connected to the bus bar portion through a fusible portion, where a fusible portion unit including the fusible portion and the terminal portion is provided in plurals, each of the fusible portion units is a separate body from the bus bar portion and is individually attached to the bus bar portion.Type: ApplicationFiled: July 16, 2021Publication date: July 6, 2023Inventors: Fumiyuki Kawase, Jyunhyoku Yang, Keisuke Ohta, Ryohei Hayase, Hiroshi Nakamura
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Publication number: 20230038404Abstract: The invention of the present application provides a fuse that is easily attached directly or indirectly to a battery. A fuse fixed to a battery post BP or a coupling post of a base member coupled to the battery post BP includes: a fuse element including an input terminal fixed to the battery post BP or the coupling post, an external output terminal, and a fusion portion provided between the input terminal and the external output terminal; a housing including an exposure window through which the fusion portion is exposed, the housing accommodating the fuse element; and a cover member that covers the exposure window. The cover member includes a protruding portion protruding toward a battery BT side including the battery post BP or a base member side, and the protruding portion is able to abut on a part of the battery BT or a part of the base member.Type: ApplicationFiled: December 10, 2020Publication date: February 9, 2023Inventors: Keisuke Ohta, Jyunhyoku Yang
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Publication number: 20220113058Abstract: An air conditioner is connected to an AC power source. The air conditioner includes an adjustment unit and a control unit. The adjustment unit adjusts apparent power at a power source input terminal of the air conditioner. The control unit controls the adjustment unit, based on information according to a target value of apparent power to be supplied to the AC power source from the air conditioner.Type: ApplicationFiled: December 23, 2021Publication date: April 14, 2022Inventors: Masaki KONO, Keisuke OHTA, Reiji KAWASHIMA
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Publication number: 20220003181Abstract: An internal combustion engine control apparatus including a rotational speed sensor detecting a rotational speed of an internal combustion engine, an intake air amount sensor detecting an amount of an intake air supplied into a combustion chamber, a command detector detecting a command of a deceleration of a vehicle on which the internal combustion engine is mounted or a torque down of the internal combustion engine, and a microprocessor. The microprocessor is configured to perform: determining whether a retard condition of an ignition timing is satisfied based on a value detected by the rotational speed sensor or the intake air amount sensor when the command is detected by the command detector, and controlling an ignition part so as to perform an ignition-timing retard control to delay the ignition timing of the ignition part when it is determined that the retard condition is satisfied.Type: ApplicationFiled: June 29, 2021Publication date: January 6, 2022Inventors: Masaya Agata, Hiroki Miyazono, Keisuke Ohta, Daisuke Shiomi, Yuichi Masukake
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Patent number: 10907041Abstract: A polyether polymer composition containing 200 parts by weight or more of a metal-containing powder per 100 parts by weight of a polyether polymer having an oxirane monomer unit is provided. The present invention can provide a polyether polymer composition that is capable of appropriately showing various properties of the metal-containing powder such as high heat conductivity and high electrical conductivity and that also has excellent long-term stability.Type: GrantFiled: March 27, 2017Date of Patent: February 2, 2021Assignee: ZEON CORPORATIONInventors: The Ban Hoang, Shigetaka Hayano, Keisuke Ohta
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Patent number: 10851203Abstract: A polyether polymer composition containing 50 parts by weight or more of a filler per 100 parts by weight of a polyether polymer composed of 10 to 200 oxirane monomer units is provided. The present invention can provide a polyether polymer composition that is capable of appropriately showing various properties of the filler such as high heat conductivity and high electrical conductivity and that also has excellent long-term stability.Type: GrantFiled: March 27, 2017Date of Patent: December 1, 2020Assignee: ZEON CORPORATIONInventors: The Ban Hoang, Shigetaka Hayano, Keisuke Ohta
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Patent number: 10590388Abstract: The present invention relates to a method for culturing bone marrow cells, in which bone marrow cells are applied to a porous polyimide film and cultured. Moreover, the present invention relates to a porous polyimide film for healing a bone injury site.Type: GrantFiled: January 26, 2016Date of Patent: March 17, 2020Assignees: UBE INDUSTRIES, LTD., KURUME UNIVERSITYInventors: Keisuke Ohta, Shingo Hirashima, Masahiko Hagihara, Motohisa Shimizu
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Patent number: 10508264Abstract: The present invention relates to a method for culturing bone marrow cells, in which bone marrow cells are applied to a porous polyimide film and cultured. Moreover, the present invention relates to a porous polyimide film for healing a bone injury site.Type: GrantFiled: April 20, 2018Date of Patent: December 17, 2019Assignees: UBE INDUSTRIES, LTD., KURUME UNIVERSITYInventors: Keisuke Ohta, Shingo Hirashima, Masahiko Hagihara, Motohisa Shimizu
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Patent number: 10429756Abstract: A toner is provided. The toner comprises a glittering pigment and a coloring pigment. The glittering pigment is disposed inside the toner. The coloring pigment comprises a yellow pigment comprising an isoindoline pigment.Type: GrantFiled: June 15, 2018Date of Patent: October 1, 2019Assignee: Ricoh Company, Ltd.Inventors: Kazuoki Fuwa, Hiroshi Yamashita, Yuka Mizoguchi, Shizuka Hashida, Toma Takebayashi, Junko Yamaguchi, Maia Kamei, Keisuke Ohta
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Publication number: 20190276666Abstract: A polyether polymer composition containing 200 parts by weight or more of a metal-containing powder per 100 parts by weight of a polyether polymer having an oxirane monomer unit is provided. The present invention can provide a polyether polymer composition that is capable of appropriately showing various properties of the metal-containing powder such as high heat conductivity and high electrical conductivity and that also has excellent long-term stability.Type: ApplicationFiled: March 27, 2017Publication date: September 12, 2019Applicants: ZEON CORPORATION, ZEON CORPORATIONInventors: The Ban HOANG, Shigetaka HAYANO, Keisuke OHTA
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Publication number: 20190276600Abstract: A polyether polymer composition containing 50 parts by weight or more of a filler per 100 parts by weight of a polyether polymer composed of 10 to 200 oxirane monomer units is provided. The present invention can provide a polyether polymer composition that is capable of appropriately showing various properties of the filler such as high heat conductivity and high electrical conductivity and that also has excellent long-term stability.Type: ApplicationFiled: March 27, 2017Publication date: September 12, 2019Applicants: ZEON CORPORATION, ZEON CORPORATIONInventors: The Ban HOANG, Shigetaka HAYANO, Keisuke OHTA
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Publication number: 20190269828Abstract: The present invention pertains to an implant for treatment of a bone lesion site, the implant including a polymer porous film and a layer containing a biocompatible material, wherein the polymer porous film is a polymer porous membrane of a three-layer structure having a porous surface layer A, a porous surface layer B, and a macrovoid layer interposed between the surface layer A and the surface layer B; the average pore diameter of the pores in surface layer A is smaller than the average pore diameter of the pores in surface layer B; the macrovoid layer has a partition joined to the surface layers A and B and a plurality of macrovoids enclosed by the partition and the surface layers A and B; and the pores in the surface layers A and B communicate with the macrovoids.Type: ApplicationFiled: July 25, 2017Publication date: September 5, 2019Inventors: Masahiko HAGIHARA, Keisuke OHTA, Shingo HIRASHIMA
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Patent number: 10344124Abstract: The present invention is a polyether-based polymer composition includes: a polyether-based polymer including an oxirane monomer unit and having one cationic group substantially only at one terminal of a polymer chain, and a nanocarbon material. The polyether-based polymer composition of the present invention can be suitably used, for example, as a bucky gel or as a master batch for preparing a nanocarbon material aqueous dispersion in which a nanocarbon material is favorably dispersed.Type: GrantFiled: February 26, 2016Date of Patent: July 9, 2019Assignee: ZEON CORPORATIONInventors: The Ban Hoang, Keisuke Ohta, Shigetaka Hayano, Yasuo Tsunogae
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Publication number: 20180364600Abstract: A toner is provided. The toner comprises a glittering pigment and a coloring pigment. The glittering pigment is disposed inside the toner. The coloring pigment comprises a yellow pigment comprising an isoindoline pigment.Type: ApplicationFiled: June 15, 2018Publication date: December 20, 2018Inventors: Kazuoki FUWA, Hiroshi Yamashita, Yuka Mizoguchi, Shizuka Hashida, Toma Takebayashi, Junko Yamaguchi, Maia Kamei, Keisuke Ohta