Patents by Inventor Takayuki Nagai

Takayuki Nagai 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).

  • Patent number: 11913367
    Abstract: There is provided an exhaust gas purifying catalyst including a substrate and catalyst portions. The substrate includes an inflow-side cells, outflow-side cells, and porous partition walls, each partition wall separating the inflow-side cell from the outflow-side cell. The catalyst portion includes: (group A) first catalyst portions, each first catalyst portion being provided on a surface of the partition wall that faces the inflow-side cell on an upstream side in an exhaust gas flow direction; and (group B) second catalyst portions being provided on a surface of the partition wall that faces the outflow-side cell on a downstream side in the exhaust gas flow direction. Each catalyst portion of one of group A and group B includes at least one oxidizing catalyst layer and at least one reducing catalyst layer, and each catalyst portion of the other of group A and group B includes at least one oxidizing catalyst layer and/or at least one reducing catalyst layer.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: February 27, 2024
    Assignees: Mitsui Mining & Smelting Co., Ltd., HONDA MOTOR CO., LTD.
    Inventors: Hiroki Kurihara, Yusuke Nagai, Shingo Akita, Yoshinori Endo, Takeshi Mori, Takayuki Watanabe, Tomoko Tsuyama
  • Publication number: 20240042484
    Abstract: The method for producing a repair sheet includes: attaching a nonpolar resin plate to an appropriate position on a dummy vehicle body corresponding to a repair area including a coating film in need of repair; supplying the dummy vehicle body to a topcoat application line and forming a pigment layer on a nonpolar resin plate and a clear layer on a nonpolar resin plate under a condition equal to that for topcoat application to a vehicle body to be actually coated; and supplying the dummy vehicle body to a coating drying line and drying the nonpolar resin plate having the pigment layer and the nonpolar resin plate having the clear layer formed thereon under a condition equal to that for coating drying of the vehicle body to be actually coated.
    Type: Application
    Filed: July 27, 2023
    Publication date: February 8, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Takayuki NAGAI, Eisaku OKADA, Shuji NAKAGAWA, Kazuhide TABATA, Masao HAYASHIDA, Keisuke ITO
  • Publication number: 20230334485
    Abstract: In a transaction management system which is a distributed ledger system in which a business network is formed of a plurality of nodes, the node calculates an upper limit of the number of transactions that can be issued by each of a plurality of organizations according to a calculation rule shared among the nodes, and refuses to accept the transaction from an organization of the organizations of which the number of transactions in past exceeds the upper limit of the number of transactions.
    Type: Application
    Filed: March 7, 2023
    Publication date: October 19, 2023
    Inventors: Takayuki NAGAI, Nao NISHIJIMA, Takahiro SAGARA
  • Publication number: 20230152143
    Abstract: A hopper attachment structure is provided that allows a hopper to be removably attached to a driving unit. The hopper has an outlet in a body thereof and a gate driven to open and close by the driving unit. The outlet of the hopper is allowed to open and close with the gate. The driving unit has an engaging protrusion and a support protrusion. The hopper further has an attachment bracket extending from the body. The attachment bracket has a hook portion engageable with the engaging protrusion and also has a contact portion allowed to contact the support protrusion. The hopper is attachable to the driving unit by having the hook portion of the attachment bracket engaged with the engaging protrusion of the driving unit and by further having the contact portion of the attachment bracket supportably contact the support protrusion of the driving unit.
    Type: Application
    Filed: April 17, 2020
    Publication date: May 18, 2023
    Inventors: Takayuki NAGAI, Ryo SHIMIZU, Ryo SUEMICHI
  • Publication number: 20230091619
    Abstract: A sealing structure is provided that includes a sealing member having an annular shape and elastically deformable. The sealing member is interposed between a top plate of a cabinet mounted with a vibrator and a vibrating head of the vibrator disposed in a manner that protrudes upward out of an opening of the top plate. The sealing member includes an upper coupler, an intermediate coupler continuous to the upper coupler, and a lower coupler continuous to the intermediate coupler. The upper coupler is couplable to an upper part of the vibrating head, the intermediate coupler is couplable to the top plate, and the lower coupler is couplable to a lower part of the vibrating head.
    Type: Application
    Filed: March 12, 2020
    Publication date: March 23, 2023
    Inventors: Takayuki NAGAI, Shogo SHIMATANI
  • Patent number: 11573975
    Abstract: A data migration system 10 includes: a management server 20 configured to obtain transaction information from a distributed ledger at a data migration source, and transmit a migration transaction to a distributed ledger node at a data migration destination, the migration transaction specifying a transaction ID indicated by the transaction information obtained; and the distributed ledger node 100 configured to receive the migration transaction, obtain transaction information in the distributed ledger at the data migration source based on the transaction ID, extract data on a predetermined processing result from the transaction information obtained, execute a transaction using the extracted data as an argument, and transmit a result of the executed transaction to a transaction distribution node 300 at the data migration destination.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: February 7, 2023
    Assignee: HITACHI, LTD.
    Inventors: Jun Nakajima, Yoji Ozawa, Takayuki Nagai
  • Patent number: 11514443
    Abstract: Operation management with consistent policies and timings between nodes even in a situation where there are a plurality of administrators in the distributed ledger system is realized. In an operation management system 10 for a distributed ledger system 6 comprising a plurality of nodes, each of at least two or more predetermined nodes in the plurality of nodes manages an operation smart contract 372 for operation management of the distributed ledger system with a distributed ledger 37, when at least one node in the two or more predetermined nodes receives a transaction, the node which has received the transaction judges whether or not a type of the transaction is the operation smart contract 372, and, based on the judgment result, executes the operation smart contract 372.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: November 29, 2022
    Assignee: HITACHI, LTD.
    Inventors: Tatsuya Sato, Takayuki Nagai, Jun Nemoto, Nishio Yamada
  • Patent number: 11373173
    Abstract: A distributed ledger system has a configuration in which each of the distributed ledger subsystems includes a sub-ledger that holds ledger data shared in the distributed ledger subsystems, and a smart contract that interlocks between the distributed ledger subsystems having a common sub-ledger to perform a transaction processing related to an input and output of the ledger data, transmits a transaction request targeted for ledger data of another sub-ledger managed by another distributed ledger subsystem to another distributed ledger subsystem having the common sub-ledger by receiving a predetermined transaction request from a predetermined device and executing the smart contract, and replies with a transaction reply obtained from the other distributed ledger subsystem to the predetermined device.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: June 28, 2022
    Assignee: Hitachi, Ltd.
    Inventors: Yosuke Himura, Tatsuya Sato, Yusuke Arai, Takayuki Nagai, Hironori Emaru
  • Patent number: 11365295
    Abstract: A fiber-reinforced resin composition includes a polyamide resin and a polyolefin resin, and when one resin between the polyamide resin and the polyolefin resin is set as a first resin, and the other resin is set as a second resin, the composition has a sea-island structure including a continuous phase C consisting of the first resin and a dispersed phase c consisting of the second resin dispersed in the continuous phase C, and in a resin phase separation cross-sectional structure, a total of cross-sectional areas of dispersed phases having a cross-sectional area equal to or smaller than an average cross-sectional area of the reinforcing fiber is 20% or less with respect to a total of cross-sectional areas of all dispersed phases.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: June 21, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Takayuki Hirai, Kenzo Fukumori, Tetsuya Oda, Takayuki Nagai
  • Patent number: 11261033
    Abstract: A combination weighing device includes a plurality of weighing units arranged in a circular form, a combination scale configured to temporarily retain, in a collection hopper, articles discharged from one or more of the weighing units selected as a result of combinatorial computations and to discharge the articles from the collection hopper, and an alignment and transport unit configured to align and vibrationally transport the articles discharged from the collection hopper.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: March 1, 2022
    Assignee: Yamato Scale Co., Ltd.
    Inventors: Takayuki Nagai, Ryo Shimizu
  • Publication number: 20220050852
    Abstract: A data migration system 10 includes: a management server 20 configured to obtain transaction information from a distributed ledger at a data migration source, and transmit a migration transaction to a distributed ledger node at a data migration destination, the migration transaction specifying a transaction ID indicated by the transaction information obtained; and the distributed ledger node 100 configured to receive the migration transaction, obtain transaction information in the distributed ledger at the data migration source based on the transaction ID, extract data on a predetermined processing result from the transaction information obtained, execute a transaction using the extracted data as an argument, and transmit a result of the executed transaction to a transaction distribution node 300 at the data migration destination.
    Type: Application
    Filed: February 25, 2021
    Publication date: February 17, 2022
    Applicant: HITACHI, LTD.
    Inventors: Jun NAKAJIMA, Yoji OZAWA, Takayuki NAGAI
  • Publication number: 20210374112
    Abstract: A migration support system 10 includes a node of a first distributed ledger system built on a blockchain platform 4500, wherein the node 2000 includes: a storage device that holds information on organizations that are allowed to participate in a distributed ledger system on each of blockchain platforms; and a computing device configured to, when the first distributed ledger system is migrated to another blockchain platform to build a second distributed ledger system, record, in a distributed ledger 2500 of the first distributed ledger system, correspondence between organizations participating in the first distributed ledger system and organizations participating in the second distributed ledger system, based on information on organizations that are allowed to participate in each distributed ledger system on the blockchain platform and the other blockchain platform, the information being held in the storage device.
    Type: Application
    Filed: February 26, 2021
    Publication date: December 2, 2021
    Inventors: Takayuki NAGAI, Yoji OZAWA, Nao NISHIJIMA
  • Patent number: 11126945
    Abstract: A distributed ledger node of an organization management support system includes a request unit configured to request a determination on participation to a business network from a node of another organization on a distributed ledger system when receiving a request for new participation to a business network from a node of a specific organization, and a management unit configured to collect a determination result of at least the node of the other organization, finally determine the participation on the basis of the collected result, and reply to the node of the specific organization with a result of the final determination.
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: September 21, 2021
    Assignee: HITACHI, LTD.
    Inventors: Takayuki Nagai, Hironori Emaru, Junji Kinoshita, Tatsuya Sato
  • Publication number: 20210268042
    Abstract: The present invention relates to an anti-influenza virus agent comprising Bifidobacterium bifidum as an active ingredient.
    Type: Application
    Filed: July 3, 2019
    Publication date: September 2, 2021
    Applicants: THE KITASATO INSTITUTE, THE FOOD SCIENCE INSTITUTE FOUNDATION, MEIJI CO., LTD.
    Inventors: Takayuki NAGAI, Hiroaki KIYOHARA, Shinji JINNO, Daisuke KOZUTSUMI
  • Publication number: 20210016976
    Abstract: A combination weighing device includes a plurality of weighing units arranged in a circular form, a combination scale configured to temporarily retain, in a collection hopper, articles discharged from one or more of the weighing units selected as a result of combinatorial computations and to discharge the articles from the collection hopper, and an alignment and transport unit configured to align and vibrationally transport the articles discharged from the collection hopper.
    Type: Application
    Filed: June 27, 2018
    Publication date: January 21, 2021
    Inventors: Takayuki NAGAI, Ryo SHIMIZU
  • Patent number: 10876243
    Abstract: A drum-type washing machine includes an outer tub disposed inside a machine housing a drum disposed in the outer tub and capable of rotating about an axis inclined with respect to a horizontal direction as a center; a rotating body disposed in the drum and having a protruding portion on the surface; a driving portion including a driving motor and is configured to transmit a torque of the driving motor to the drum and the rotor so as to rotate the drum and the rotating body at different rotation speeds; and a controlling portion for controlling an operation of the driving portion. The controlling portion is configured to perform a reduction control for reducing a load when a magnitude of the load applied to the rotating body exceeds a predetermined magnitude in a washing process and/or a rinsing process.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: December 29, 2020
    Assignees: Qingdao Haier Washing Machine Co., Ltd., Aqua Co., Ltd.
    Inventors: Osamu Tanikoshi, Shigeharu Nakamoto, Tomohiro Yamauchi, Takayuki Nagai, Takeya Matsushita, Hiroyuki Kitakawa
  • Patent number: 10730566
    Abstract: A golf car includes a frame including main frames and cross members, an undercover that includes a front cover and a rear cover and is supported by the frame, and an engine room including an underside defined by the undercover. The front cover includes a rear end region provided with pawls. The rear cover includes a front end region provided with pawls. All of the pawls are engaged with the cross member. The front cover is fixed to the cross member and the main frames with fasteners, and the rear cover includes a rear end region fixed to the main frames with fasteners. The front cover and the rear cover include water drainage holes.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: August 4, 2020
    Assignee: YAMAHA MOTOR POWER PRODUCTS KABUSHIKI KAISHA
    Inventors: Takayuki Nagai, Yoshiki Tonooka, Masayuki Kawamura
  • Publication number: 20200151715
    Abstract: Operation management with consistent policies and timings between nodes even in a situation where there are a plurality of administrators in the distributed ledger system is realized. In an operation management system 10 for a distributed ledger system 6 comprising a plurality of nodes, each of at least two or more predetermined nodes in the plurality of nodes manages an operation smart contract 372 for operation management of the distributed ledger system with a distributed ledger 37, when at least one node in the two or more predetermined nodes receives a transaction, the node which has received the transaction judges whether or not a type of the transaction is the operation smart contract 372, and, based on the judgment result, executes the operation smart contract 372.
    Type: Application
    Filed: July 9, 2018
    Publication date: May 14, 2020
    Inventors: Tatsuya SATO, Takayuki NAGAI, Jun NEMOTO, Nishio YAMADA
  • Publication number: 20200111040
    Abstract: A distributed ledger node of an organization management support system includes a request unit configured to request a determination on participation to a business network from a node of another organization on a distributed ledger system when receiving a request for new participation to a business network from a node of a specific organization, and a management unit configured to collect a determination result of at least the node of the other organization, finally determine the participation on the basis of the collected result, and reply to the node of the specific organization with a result of the final determination.
    Type: Application
    Filed: September 12, 2019
    Publication date: April 9, 2020
    Applicant: Hitachi, Ltd.
    Inventors: Takayuki Nagai, Hironori Emaru, Junji Kinoshita, Tatsuya Sato
  • Patent number: 10508383
    Abstract: Disclosed is disclosure clothing treatment device capable of effectively preventing odour from reabsorbing to clothing. A clothing deodorizing device includes: a bag body for accommodating clothing; an ozone supply apparatus including an ozone generator and a blowing fan wherein the air supply fan operates to deliver the ozone generated by the ozone generator into the bag body by virtue of the flow of the air; and a control part for controlling operation of the ozone generator and the blowing fan. After performing deodorization operation that enables the ozone generator and the blowing fan to operate, the control part performs reabsorption preventing operation that enables the blowing fan to operate intermittently.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: December 17, 2019
    Assignees: Aqua Co., Ltd., Qingdao Haier Washing Machine Co., Ltd.
    Inventors: Takayuki Nagai, Hazime Suzuki, Tomohiro Yamauchi, Katsuji Onishi, Osamu Tanikoshi