Patents by Inventor Daisuke Yokota
Daisuke Yokota 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: 11724251Abstract: An apparatus of coating a filter substrate comprising a plurality of channels and an apparatus is disclosed. The apparatus comprises: (i) a containment means for receiving a pre-determined amount of the liquid; and (ii) a liquid dosing head arranged to dispense the pre-determined amount of the liquid into the containment means over an upper end of the filter substrate. The containment means is locatable at an upper end of the filter substrate; and the liquid dosing head comprises a plurality of apertures for dispensing the liquid onto the upper end of the filter substrate.Type: GrantFiled: September 28, 2020Date of Patent: August 15, 2023Assignee: Johnson Matthev Public Limited ComoanvInventors: Kaneshalingham Arulraj, Jenita Bhantoo, Jamie Savage, Andrew Smith, Lifeng Wang, Daisuke Yokota
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Patent number: 11642658Abstract: A three-way catalyst article, and its use in an exhaust system for internal combustion engines, is disclosed. The catalyst article for treating exhaust gas comprising: a substrate; and a first catalytic region on the substrate; wherein the first catalytic region comprises a first platinum group metal (PGM) component, wherein the first PGM component comprises PGM nanoparticles, wherein the PGM nanoparticles have an average particle size of about 1 to about 20 nm with a standard deviation (SD) no more than 1 nm.Type: GrantFiled: July 26, 2019Date of Patent: May 9, 2023Assignee: Johnson Matthey Public Limited CompanyInventors: Kyoji Kitamoto, Shuhei Nagaoka, Daisuke Yokota
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Publication number: 20210008534Abstract: An apparatus of coating a filter substrate comprising a plurality of channels and an apparatus is disclosed. The apparatus comprises: (i) a containment means for receiving a pre-determined amount of the liquid; and (ii) a liquid dosing head arranged to dispense the pre-determined amount of the liquid into the containment means over an upper end of the filter substrate. The containment means is locatable at an upper end of the filter substrate; and the liquid dosing head comprises a plurality of apertures for dispensing the liquid onto the upper end of the filter substrate.Type: ApplicationFiled: September 28, 2020Publication date: January 14, 2021Inventors: Kaneshalingham ARULRAJ, Jenita BHANTOO, Jamie SAVAGE, Andrew SMITH, Lifeng WANG, Daisuke YOKOTA
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Patent number: 10836013Abstract: A coil spring includes a helically formed wire having end turn portions at ends thereof, a plurality of first rough surfaces, each including first shot peening indentations formed on a part of a surface of the end turn portions, and a second rough surface including second shot peening indentations formed on the entire surface of the wire except for the first rough surface. The second rough surface has a surface roughness different from that of the first rough surface.Type: GrantFiled: April 12, 2019Date of Patent: November 17, 2020Assignee: NHK SPRING CO., LTD.Inventors: Senri Moriyama, Satoshi Akiyama, Masaya Komazaki, Go Nagayasu, Hideki Okada, Daisuke Yokota
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Patent number: 10814318Abstract: The disclosure describes a method of coating a filter substrate comprising a plurality of channels and an apparatus therefor. The method comprises the steps of introducing a pre-determined amount of a liquid into a containment means at an upper end of the filter substrate; and, coating the channels having open ends at the upper end of the filter substrate with the liquid from the containment means.Type: GrantFiled: March 24, 2015Date of Patent: October 27, 2020Assignee: Johnson Matthey Public Limited CompanyInventors: Kaneshalingham Arulraj, Jenita Bhantoo, Jamie Savage, Andrew Smith, Lifeng Wang, Daisuke Yokota
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Patent number: 10807215Abstract: A coil spring processing device includes an end positioning device, shot peening device, and controller. The end positioning device positions ends of a coil spring. The shot peening device includes a turntable mechanism, pressure mechanism, rotation mechanism which rotates the coil spring, and projection mechanism which projects shots. Holding mechanisms each include a lower shifting prevention jig and an upper shifting prevention jig. The controller stops a first holding mechanism and a second holding mechanism in rotation stop positions corresponding to end turn portions of the coil spring.Type: GrantFiled: August 21, 2018Date of Patent: October 20, 2020Assignee: NHK SPRING CO., LTD.Inventors: Hideki Okada, Daisuke Yokota, Senri Moriyama, Satoshi Akiyama, Masaya Komazaki, Go Nagayasu
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Publication number: 20200030775Abstract: A three-way catalyst article, and its use in an exhaust system for internal combustion engines, is disclosed. The catalyst article for treating exhaust gas comprising: a substrate; and a first catalytic region on the substrate; wherein the first catalytic region comprises a first platinum group metal (PGM) component, wherein the first PGM component comprises PGM nanoparticles, wherein the PGM nanoparticles have an average particle size of about 1 to about 20 nm with a standard deviation (SD) no more than 1 nm.Type: ApplicationFiled: July 26, 2019Publication date: January 30, 2020Inventors: Kyoji KITAMOTO, Shuhei NAGAOKA, Daisuke YOKOTA
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Patent number: 10445139Abstract: In a control monitoring system in which an information system is connected with a control system, the control system includes a control device that performs at least one of control and monitoring of a control target, a computer that performs a process related to the control or the monitoring, and a gateway device that relays a communication message between the control device and the computer. The gateway device acquires a predetermined state index related to a first communication message when the first communication message is received from the computer, determines whether or not a predetermined execution condition is satisfied based on the state index, transmits a second communication message based on the received first communication message to the control device when the execution condition is satisfied, and does not transmit the second communication message to the control device when the execution condition is not satisfied.Type: GrantFiled: March 13, 2015Date of Patent: October 15, 2019Assignee: Hitachi, Ltd.Inventors: Masahiro Ohmiya, Daisuke Yokota, Katsuto Shimizu, Naohiko Irie
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Publication number: 20190232462Abstract: A coil spring includes a helically formed wire having end turn portions at ends thereof, a plurality of first rough surfaces, each including first shot peening indentations formed on a part of a surface of the end turn portions, and a second rough surface including second shot peening indentations formed on the entire surface of the wire except for the first rough surface. The second rough surface has a surface roughness different from that of the first rough surface.Type: ApplicationFiled: April 12, 2019Publication date: August 1, 2019Applicant: NHK SPRING CO., LTD.Inventors: Senri MORIYAMA, Satoshi AKIYAMA, Masaya KOMAZAKI, Go NAGAYASU, Hideki OKADA, Daisuke YOKOTA
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Publication number: 20190211723Abstract: [Summary] [Problem] The problem addressed by the present invention lies in providing an exhaust gas purification filter which can efficiently treat particulate matter in exhaust gas. [Solution] The present invention provides an exhaust gas purification filter including a substrate comprising a plurality of porous partitions, wherein the partitions form an exhaust gas flow path, a porous catalytic layer is provided on the partitions and the catalytic layer having a thickness of 10 ?m or greater is provided over at least 20% of the total length of the partitions in the lengthwise direction thereof, and the catalytic layer having a thickness of 10 ?m or greater is not present on the partitions 15 mm from an outflow side.Type: ApplicationFiled: March 14, 2019Publication date: July 11, 2019Inventors: Satoshi SUMIYA, Daisuke YOKOTA
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Patent number: 10315287Abstract: A vertical motion impeller-type shot peening device performs a second shot peening to a coil spring including first shot peening indentations. The vertical motion impeller-type shot peening device includes a workpiece holding mechanism including a lower end turn support and an upper end turn support, a stress applying mechanism which compresses the coil spring, a rotation mechanism, and a projection mechanism which includes a pair of vertically movable impeller units. A first rough surface including first shot peening indentations is formed on a part of end turn portions of the coil spring. A second rough surface including second shot peening indentations is formed on the entire surface of wire except for the first rough surface.Type: GrantFiled: February 16, 2017Date of Patent: June 11, 2019Assignee: NHK SPRING CO., LTD.Inventors: Senri Moriyama, Satoshi Akiyama, Masaya Komazaki, Go Nagayasu, Hideki Okada, Daisuke Yokota
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Patent number: 10233803Abstract: Provided is an exhaust gas purification filter including a substrate comprising a plurality of porous partitions, wherein the partitions form an exhaust gas flow path, a porous catalytic layer is provided on the partitions and the catalytic layer having a thickness of 10 ?m or greater is provided over at least 20% of the total length of the partitions in the lengthwise direction thereof, and the catalytic layer having a thickness of 10 ?m or greater is not present on the partitions 15 mm from an outflow side.Type: GrantFiled: March 29, 2017Date of Patent: March 19, 2019Assignee: Johnson Matthey Public Limited CompanyInventors: Satoshi Sumiya, Daisuke Yokota
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Publication number: 20180354097Abstract: A shot peening device includes a turntable which rotates about a revolution axis, holding mechanism which moves with the turntable, pressure mechanism which compresses a coil spring, rotation mechanism which rotates the coil spring, projection mechanism which projects shots to the compressed coil spring, load cell which detects a load applied to the coil spring, and controller. A signal output from the load cell is input to the controller, and the controller detects a chronological change of the load applied to the coil spring during the shot peening.Type: ApplicationFiled: August 21, 2018Publication date: December 13, 2018Applicant: NHK SPRING CO., LTD.Inventors: Hideki OKADA, Daisuke YOKOTA, Senri MORIYAMA, Satoshi AKIYAMA, Masaya KOMAZAKI, Go NAGAYASU
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Publication number: 20180354098Abstract: A coil spring processing device includes an end positioning device, shot peening device, and controller. The end positioning device positions ends of a coil spring. The shot peening device includes a turntable mechanism, pressure mechanism, rotation mechanism which rotates the coil spring, and projection mechanism which projects shots. Holding mechanisms each include a lower shifting prevention jig and an upper shifting prevention jig. The controller stops a first holding mechanism and a second holding mechanism in rotation stop positions corresponding to end turn portions of the coil spring.Type: ApplicationFiled: August 21, 2018Publication date: December 13, 2018Applicant: NHK SPRING CO., LTD.Inventors: Hideki OKADA, Daisuke YOKOTA, Senri MORIYAMA, Satoshi AKIYAMA, Masaya KOMAZAKI, Go NAGAYASU
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Publication number: 20180229228Abstract: A method of coating a filter substrate comprising a plurality of channels and an apparatus therefor. The method comprises the steps of: (a) introducing a pre-determined amount of a liquid into a containment means at an upper end of the filter substrate; and (b) coating the channels having open ends at the upper end of the filter substrate with the liquid from the containment means.Type: ApplicationFiled: March 24, 2015Publication date: August 16, 2018Inventors: Kaneshalingham ARULRAJ, Jenita BHANTOO, Jamie SAVAGE, Andrew SMITH, Lifeng WANG, Daisuke YOKOTA
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Publication number: 20170284247Abstract: [Summary] [Problem] The problem addressed by the present invention lies in providing an exhaust gas purification filter which can efficiently treat particulate matter in exhaust gas. [Solution] The present invention provides an exhaust gas purification filter including a substrate comprising a plurality of porous partitions, wherein the partitions form an exhaust gas flow path, a porous catalytic layer is provided on the partitions and the catalytic layer having a thickness of 10 ?m or greater is provided over at least 20% of the total length of the partitions in the lengthwise direction thereof, and the catalytic layer having a thickness of 10 ?m or greater is not present on the partitions 15 mm from an outflow side.Type: ApplicationFiled: March 29, 2017Publication date: October 5, 2017Inventors: Satoshi KADOYA, Daisuke YOKOTA
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Publication number: 20170157744Abstract: A vertical motion impeller-type shot peening device performs a second shot peening to a coil spring including first shot peening indentations. The vertical motion impeller-type shot peening device includes a workpiece holding mechanism including a lower end turn support and an upper end turn support, a stress applying mechanism which compresses the coil spring, a rotation mechanism, and a projection mechanism which includes a pair of vertically movable impeller units. A first rough surface including first shot peening indentations is formed on a part of end turn portions of the coil spring. A second rough surface including second shot peening indentations is formed on the entire surface of wire except for the first rough surface.Type: ApplicationFiled: February 16, 2017Publication date: June 8, 2017Applicant: NHK SPRING CO., LTD.Inventors: Senri MORIYAMA, Satoshi AKIYAMA, Masaya KOMAZAKI, Go NAGAYASU, Hideki OKADA, Daisuke YOKOTA
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Publication number: 20170024253Abstract: It is a problem to guarantee that a command is executed. under a predetermined condition at a low cost when a control monitoring system in which an information system is connected with a control system. controls and monitors the control monitoring target. In order to solve the problem, a control system includes a control device that performs at least one of control and monitoring of a control target, a computer that performs a process related to the control or the monitoring, and a gateway device that relays a communication message between the control device and the computer.Type: ApplicationFiled: March 13, 2015Publication date: January 26, 2017Inventors: Masahiro OHMIYA, Daisuke YOKOTA, Katsuto SHIMIZU, Naohiko IRIE
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Patent number: 8448167Abstract: A storage system includes an information apparatus in which a virtualization mechanism is implemented to build a virtual machine, a storage apparatus which is coupled to the information apparatus, which includes a first logical volume proving a storage area to be used by the virtual machine, and which includes a virtual disk area and a virtual disk management area on the first logical volume, the virtual disk area used by the virtual machine to store data, the virtual disk management area storing management data for managing the virtual disk area; and a management computer which is coupled to the information apparatus and the storage apparatus, and which includes a remote copy controller configured to copy the virtual disk area and the virtual disk management area on the first logical volume of the storage apparatus to a storage area on a second logical volume included in a second storage device coupled to the storage apparatus.Type: GrantFiled: February 19, 2009Date of Patent: May 21, 2013Assignee: Hitachi, Ltd.Inventors: Ikuko Kobayashi, Daisuke Yokota
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Patent number: 8316248Abstract: The virtual PC management system includes: a unit which acquires a power on/off state of a virtual machine from a computer via the network and stores it in a storage; a unit which acquires a power on/off state of a computer from the computer via the network and stores it into the storage; a unit which receives a start-of-use request for a virtual machine from the client machine and searches stored data of the storage unit for a computer which is in a power-on state and to which a virtual machine is not allocated, as an allocation candidate; a unit which allocates the virtual machine in accordance with the start-of-use request to the computer of the allocation candidate; and a unit which notifies, via the network, the computer of the allocation candidate of an instruction to turn on the power of the virtual machine.Type: GrantFiled: July 29, 2009Date of Patent: November 20, 2012Assignee: Hitachi, Ltd.Inventors: Daisuke Yokota, Akihisa Nagami, Fumio Noda, Masayuki Tosaka