Patents by Inventor Takuya Yoshikawa
Takuya Yoshikawa 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: 12179183Abstract: A functional structure which can resist a decrease in the functions of the functional material caused by influences such as force and heat and thus have a long life. The functional structure includes supports each having a porous structure and including a zeolite-type compound, and at least one functional material present in the supports, in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, the functional material present in the supports includes a metal element (M), and the content of the metal element (M) is more than 2.5 mass % with respect to the functional structure.Type: GrantFiled: December 3, 2019Date of Patent: December 31, 2024Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.Inventors: Mai Nishii, Yuichiro Banba, Kaori Sekine, Yukako Nakai, Masayuki Fukushima, Sadahiro Kato, Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa
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Patent number: 12179182Abstract: A method for making a functional structural body includes a skeletal body of a porous structure composed of a zeolite-type compound, and at least one type of metallic nanoparticles present in the skeletal body, the skeletal body having channels connecting with each other, the metallic nanoparticles being present at least in the channels of the skeletal body.Type: GrantFiled: April 19, 2023Date of Patent: December 31, 2024Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Kojiro Inamori, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
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Patent number: 12168222Abstract: A synthesis gas production catalyst structure or the like which can maintain stable high catalytic activity for a long period of time without degradation and can allow efficient production of a synthesis gas including carbon monoxide and hydrogen. The synthesis gas production catalyst structure 1 for use in producing a synthesis gas comprising carbon monoxide and hydrogen, the synthesis gas production catalyst structure 1 including: supports each having a porous structure and including a zeolite-type compound; and at least one catalytic material present in the support, in which each of the supports has channels communicating with one another, each of the supports has a ratio (L/d ratio) of long side dimension L to thickness dimension d of 5.0 or more, and the catalytic material is present at least in the channel of each of the supports.Type: GrantFiled: December 3, 2019Date of Patent: December 17, 2024Assignee: FURUKAWA ELECTRIC CO., LTD.Inventors: Yuichiro Banba, Kaori Sekine, Yukako Nakai, Mai Nishii, Masayuki Fukushima, Sadahiro Kato, Atsushi Shimoyamada, Tomohiko Mori, Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa
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Publication number: 20240407094Abstract: A printed wiring board includes a conductor layer including wirings, a resin insulating layer having openings, a mounting conductor layer including first and second electrodes, first via conductors including a seed layer and an electrolytic plating layer such that the first via conductors connect the first electrodes and the wirings, and second via conductors including the seed layer and electrolytic plating layer such that the second via conductors connect the second electrodes and the wirings. The first electrodes are positioned to mount a first electronic component. The second electrodes are positioned to mount a second electronic component. The first and second via conductors are formed such that the seed layer is covering an inner wall surface of each opening in the insulating layer and has a first portion and a second portion connected to the first portion and having a part of the first portion formed on the second portion.Type: ApplicationFiled: May 31, 2024Publication date: December 5, 2024Applicant: IBIDEN CO., LTD.Inventors: Masashi KUWABARA, Susumu KAGOHASHI, Jun SAKAI, Takuya INISHI, Kyohei YOSHIKAWA
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Patent number: 12145138Abstract: A catalyst structure that allows prevention of aggregation of fine particles of a functional material, suppresses decrease of catalyst activity, and thus enables the extension of the lifetime of the catalyst structure. A catalyst structure is provided with: a support that is formed from a zeolite-type compound and has a porous structure; and at least one functional material present in the support. The functional material includes a first element that is at least one metallic element selected from the group consisting of cobalt, nickel, and iron. The support has paths connected to each other. The functional material including the first element is present in at least the paths of the support.Type: GrantFiled: December 3, 2019Date of Patent: November 19, 2024Assignee: FURUKAWA ELECTRIC CO., LTD.Inventors: Yukako Nakai, Yuichiro Banba, Kaori Sekine, Mai Nishii, Masayuki Fukushima, Sadahiro Kato, Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa
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Publication number: 20240380225Abstract: A power tool system includes a hand-held power tool, a battery pack and an adapter. The hand-held power tool includes a power tool housing that accommodates a motor, and a battery pack interface electrically connected to the motor. The battery pack includes a battery pack housing that accommodates at least one battery cell, and a power tool interface electrically connected to the at least one battery cell. The power tool interface is configured to be physically and electrically connected to and disconnected from the battery pack interface of the power tool. The adapter includes a wireless communicator configured to wirelessly communicate data to/from an external device using radio waves, a self-contained power supply configured to supply electric power to the wireless communicator and an interface configured to attach the adapter to the power tool housing and/or the battery pack housing.Type: ApplicationFiled: July 25, 2024Publication date: November 14, 2024Inventors: Nobuyasu FURUI, Hitoshi SUZUKI, Masaaki Fukumoto, Takuya UMEMURA, Kosuke ITO, Hitoshi Sengiku, Shuji Yoshikawa, Tatsuya NAGAHAMA
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Patent number: 12139797Abstract: An acid solution preparation device is an acid solution preparation device for preparing an acid solution used for pickling of a steel plate, the device including a sealed tank for storing the acid solution, a gas supply part for supplying an oxygen-containing gas from outside of the sealed tank to the sealed tank, and a purge part for discharging a gas in the sealed tank to the outside.Type: GrantFiled: March 22, 2019Date of Patent: November 12, 2024Assignee: PRIMETALS TECHNOLOGIES JAPAN, LTD.Inventors: Kosei Tsuji, Ryusuke Nakatsuka, Takahiro Yagi, Masashi Yoshikawa, Hideaki Takatani, Toyoaki Yasui, Takuya Hirata
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Patent number: 12115523Abstract: To provide a functional structural body that can realize a long life time by suppressing the decline in function of the functional substance and that can attempt to save resources without requiring a complicated replacement operation, and to provide a method for making the functional structural body. The functional structural body (1) includes a skeletal body (10) of a porous structure composed of a zeolite-type compound, and at least one functional substance (20) present in the skeletal body (10), the skeletal body (10) has channels (11) connecting with each other, and the functional substance is present at least in the channels (11) of the skeletal body (10).Type: GrantFiled: February 17, 2023Date of Patent: October 15, 2024Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Kojiro Inamori, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
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Patent number: 12109556Abstract: A functional structure which can suppress functional degradation of a functional material to achieve longer life, which can save resources without complicated replacement operations, and which, used for example as a catalyst, exhibits excellent catalytic activity. The functional structure includes supports each having a porous structure and including a zeolite-type compound, and at least one functional material present in the supports and including a metal element (M), in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, and the metal element (M) having constituted the functional material is partially substituted with an element having constituted the supports.Type: GrantFiled: December 3, 2019Date of Patent: October 8, 2024Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.Inventors: Yuichiro Banba, Kaori Sekine, Yukako Nakai, Mai Nishii, Masayuki Fukushima, Sadahiro Kato, Hirokazu Sasaki, Shinsuke Nishida, Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa
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Patent number: 12104124Abstract: An apparatus and method for producing hydrocarbons including aromatic hydrocarbons and lower olefins including propylene from CH4 and CO2 through CO and H2 with high activity and high selectivity.Type: GrantFiled: December 3, 2019Date of Patent: October 1, 2024Assignee: FURUKAWA ELECTRIC CO., LTD.Inventors: Yuichiro Banba, Kaori Sekine, Yukako Nakai, Mai Nishii, Masayuki Fukushima, Sadahiro Kato, Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa
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Patent number: 12100981Abstract: A power tool includes a motor and a controller in a power tool housing. A battery pack interface is defined on and/or in the power tool housing. A receptacle is defined on and/or in the power tool housing to removably accommodate a wireless communication adapter such that the wireless communication adapter is disposed entirely within a shell of the power tool and no portion of the wireless communication adapter extends beyond an outer contour of the power tool housing. At least one communication terminal is disposed within the receptacle and is electrically connectable to the wireless communication adapter. The controller outputs to the at least one communication terminal a signal indicating a charge level of a battery pack attached to the battery pack interface, a number of hours of operation of the power tool, a power tool overheated alert, and/or a battery pack overloaded alert.Type: GrantFiled: June 13, 2023Date of Patent: September 24, 2024Assignee: MAKITA CORPORATIONInventors: Nobuyasu Furui, Hitoshi Suzuki, Masaaki Fukumoto, Takuya Umemura, Kosuke Ito, Hitoshi Sengiku, Shuji Yoshikawa, Tatsuya Nagahama
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Patent number: 12091757Abstract: A method for pickling a steel plate having a first steel plate portion and a second steel plate portion which is connected to a tail end of the first steel plate portion and which requires a longer time for pickling than the first steel plate portion when pickled under the same condition includes: a step of pickling the steel plate by immersing the steel plate in an acid solution in at least one pickling tank while conveying the steel plate; a step of circulating the acid solution, through a circulation line connected to any of the at least one pickling tank, between the pickling tank and an oxidizing device disposed in the circulation line; a step of oxidizing Fe2+ in the acid solution to Fe3+ by the oxidizing device using a gaseous oxidant; and a feeding start step of, upon switching from pickling of the first steel plate portion to pickling of the second steel plate portion, starting feeding of a liquid oxidant for oxidizing Fe2+ in the acid solution to Fe3+ to any of the at least one pickling tank or to tType: GrantFiled: January 9, 2020Date of Patent: September 17, 2024Assignee: PRIMETALS TECHNOLOGIES JAPAN, LTD.Inventors: Kosei Tsuji, Ryusuke Nakatsuka, Masashi Yoshikawa, Takuya Hirata
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Publication number: 20240306299Abstract: A wiring substrate includes a core substrate including a through-hole conductor, a resin insulating layer formed on the core substrate, a conductor layer formed on a surface of the resin insulating layer and including a seed layer and an electrolytic plating layer formed on the seed layer, and a via conductor formed in the resin insulating layer such that the via conductor is connected to the through-hole conductor in the core substrate and includes the seed layer and electrolytic plating layer extending from the conductor layer. The core substrate includes a glass substrate such that the through-hole conductor is formed in a through hole penetrating through the glass substrate, and the conductor layer and via conductor are formed such that the seed layer is formed by sputtering and includes an alloy including copper, aluminum, and one or more metals selected from nickel, zinc, gallium, silicon, and magnesium.Type: ApplicationFiled: March 5, 2024Publication date: September 12, 2024Applicant: IBIDEN CO., LTD.Inventors: Toshiki FURUTANI, Kyohei YOSHIKAWA, Takuya INISHI, Jun SAKAI
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Publication number: 20240299913Abstract: Provided are a lignin degradation catalyst that exhibits excellent lignin degradability and that is readily separated after degradation reaction, a method for producing the catalyst, and a method for degrading lignin. The lignin degradation catalyst according to the present invention contains a substrate and at least one metal compound immobilized on the substrate, wherein the at least one metal compound contains a copper compound. The method for producing a lignin degradation catalyst according to the present invention includes the step of brining a porous copper substrate into contact with a solution containing an oxidant to obtain a substrate having a copper compound immobilized thereon, or the step of subjecting a porous copper substrate to electro-oxidation to obtain a substrate having a copper compound immobilized thereon.Type: ApplicationFiled: December 27, 2021Publication date: September 12, 2024Applicants: HIROSAKI UNIVERSITY, NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITYInventors: Akihiro Yoshida, Tomonori Sonoki, Kurnia Irwan, Guoqing Guan, Abuliti Abudula, Takao Masuda, Takuya Yoshikawa
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Publication number: 20240292536Abstract: A printed wiring board includes a first conductor layer, a resin insulating layer including resin and inorganic particles, a second conductor layer including a seed layer and an electrolytic plating layer on the seed layer, and a via conductor connecting the first conductor layer and second conductor layer and including the seed layer and electrolytic plating layer extending from the second conductor layer. The second conductor layer and via conductor are formed such that the seed layer includes an alloy including copper, aluminum and a metal including one or more metals selected from nickel, zinc, gallium, silicon and magnesium, and the resin insulating layer is formed such that the inorganic particles include first inorganic particles forming an inner wall surface in the opening and second inorganic particles embedded in the resin insulating layer and that shapes of the first inorganic particles are different from shapes of the second inorganic particles.Type: ApplicationFiled: February 23, 2024Publication date: August 29, 2024Applicant: IBIDEN CO., LTD.Inventors: Susumu KAGOHASHI, Kyohei YOSHIKAWA, Takuya INISHI, Jun SAKAI
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Patent number: 12070740Abstract: A catalyst structure that allows prevention of aggregation of fine particles of a functional substance, suppresses decrease of catalyst activity, and thus enables extension of the lifetime of the catalyst structure. A catalyst structure has a carrier that is formed from a zeolite-type compound and has a porous structure. The functional substance includes a first element that is at least one metallic element selected from the group consisting of cobalt (Co), nickel (Ni), iron (Fe), and ruthenium (Ru), and at least one second element selected from the group consisting of metallic elements in group 1, group 2, group 4, group 7, and group 12 on the periodic table. The carrier has paths connected to each other. The functional substance is present in at least the paths of the carrier.Type: GrantFiled: December 3, 2019Date of Patent: August 27, 2024Assignee: FURUKAWA ELECTRIC CO., LTD.Inventors: Kaori Sekine, Yuichiro Banba, Yukako Nakai, Mai Nishii, Masayuki Fukushima, Sadahiro Kato, Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa
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Patent number: 12030041Abstract: A structured catalyst for steam reforming of the present disclosure is used for producing reformed gas containing hydrogen from a reforming raw material containing hydrocarbon, and includes a support having a porous structure constituted of a zeolite-type compound, and at least one catalytic substance present inside the support. The support includes channels connecting with each other, and the catalytic substance is metal nanoparticles and present at least in the channels of the support.Type: GrantFiled: November 27, 2019Date of Patent: July 9, 2024Assignee: FURUKAWA ELECTRIC CO., LTD.Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
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Publication number: 20240189803Abstract: A catalyst structure for synthesis gas production is used to produce a synthesis gas that includes carbon monoxide and hydrogen. The structure includes a carrier with a porous structure that comprises a zeolite-type compound; first catalyst particles that contain at least one iron-group element selected from the group consisting of nickel, iron, and cobalt; and a second catalyst that contains at least one transition metal element with redox capacity. The carrier includes, inside thereof, mutually communicating passages; the first catalyst particles are present at least in the passages of the carrier; and the second catalyst is present at least in the interior or on an outer surface of the carrier.Type: ApplicationFiled: March 30, 2022Publication date: June 13, 2024Applicants: FURUKAWA ELECTRIC CO., LTD., NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITYInventors: Yuichiro BANBA, Masayuki FUKUSHIMA, Yuki KAWAMATA, Yuki IWANO, Tomohiko MORI, Takashi FUJIKAWA, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
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Patent number: 12006997Abstract: A damper device including an input element to which a torque from an engine is transmitted; an output element; an elastic body to transmit torque between the input element and the output element; and rotary inertia mass damper having a mass body that rotates in accordance with a relative rotation of the input element and the output element. The output element is coupled to a rotor of an electric motor, which is coupled to an input shaft of a transmission. The rotary inertia mass damper includes a planetary gear mechanism having a carrier that supports pinion gears, the carrier is a part of the input element, one of the sun gear and the ring gear is a part of the output element, and the other of the sun gear and the ring gear functions as the mass body.Type: GrantFiled: December 26, 2019Date of Patent: June 11, 2024Assignees: AISIN CORPORATION, AISIN AW INDUSTRIES CO., LTD.Inventors: Takuya Yoshikawa, Tomonori Kinoshita, Akiyoshi Kato, Ryosuke Otsuka, Yoichi Oi, Yu Mizukami, Aki Ogawa
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Patent number: 11925930Abstract: In an apparatus, a gas containing CH4 and CO2 is supplied from a first supply unit to a synthetic gas production unit which generates a synthetic gas containing CO and H2 while heating a first catalytic structure; the synthetic gas is supplied to a gas production unit which generates a lower olefin-containing gas including propylene while heating a second catalytic structure; and a detection unit detects propylene discharged from the gas production unit. The first catalytic structure includes first supports having a porous structure and a first metal fine particle that is present in first channels of the first supports. The second catalyst structure includes second supports having a porous structure and a second metal fine particle in the second supports. The second supports have a second channels, a portion of which have an average inner diameter of 0.95 nm or less.Type: GrantFiled: December 3, 2019Date of Patent: March 12, 2024Assignee: FURUKAWA ELECTRIC CO., LTD.Inventors: Yuichiro Banba, Kaori Sekine, Yukako Nakai, Mai Nishii, Masayuki Fukushima, Sadahiro Kato, Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa