Patents by Inventor Kazuhiro EGASHIRA
Kazuhiro EGASHIRA 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: 11673126Abstract: There is provided a cluster-supporting porous carrier having improved heat resistance and/or catalytic activity, and a method for producing it. The cluster-supporting porous carrier of the invention has porous carrier particles (20) such as zeolite particles, and metal oxide clusters (16) supported within the pores of the porous carrier particles. The method of the invention for producing the cluster-supporting porous carrier includes providing a dispersion containing a dispersing medium (11) and porous carrier particles dispersed in the dispersing medium, forming positively charged metal oxide clusters (16) in the dispersion, and supporting the metal oxide clusters within the pores of the porous carrier particles (20) by electrostatic interaction.Type: GrantFiled: June 27, 2018Date of Patent: June 13, 2023Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, GENESIS RESEARCH INSTITUTE, INC.Inventors: Yoshihiro Takeda, Namiki Toyama, Kazuhiro Egashira, Toshiaki Tanaka, Seitoku Ito, Masahiko Ichihashi
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Patent number: 11445406Abstract: A communication system capable of dynamically changing an MME to serve in call processing in accordance with the load condition of the MMEs and the like is provided. A communication system of the present invention includes: communication control apparatuses (10) to (12); and a node apparatus (20) that executes call processing relating to a communication terminal with the communication control apparatuses (10) to (12). The communication control apparatuses (10) to (12) form a context sharing group that shares subscriber data of the communication terminal. The node apparatus (20) selects a first communication control apparatus in the context sharing group, and transmits a call processing message to the first communication control apparatus. The first communication control apparatus executes the call processing using the subscriber data shared in the context sharing group.Type: GrantFiled: October 28, 2020Date of Patent: September 13, 2022Assignee: NEC CORPORATIONInventors: Daisuke Mizukami, Shinji Onishi, Kazuhiro Egashira, Shingo Shiga, Toshiyuki Tamura
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Publication number: 20220210712Abstract: An object of the present invention is to provide a vehicle communication system which distributes information which is necessary in vehicle units. A vehicle communication system according to the present invention includes: a vehicle base station which performs wireless communication with a vehicle terminal installed in a vehicle to receive vehicle related service; and a server apparatus which specifies the vehicle base station of a message distribution destination according to the vehicle related service to be provided, and distributes a message related to the vehicle related service to be provided, to the specified vehicle base station. When receiving the message transmitted from the server apparatus, the vehicle base station transmits the message to the vehicle terminal which subscribes to the vehicle related service related to the message, from a plurality of vehicle terminals and located in a communication area formed by the vehicle base station.Type: ApplicationFiled: March 16, 2022Publication date: June 30, 2022Applicant: NEC CorporationInventors: Shingo SHIGA, Shinji Onishi, Daisuke Mizukami, Kazuhiro Egashira, Toshiyki Tamura
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Patent number: 11330490Abstract: An object of the present invention is to provide a vehicle communication system which distributes information which is necessary in vehicle units. A vehicle communication system according to the present invention includes: a vehicle base station which performs wireless communication with a vehicle terminal installed in a vehicle to receive vehicle related service; and a server apparatus which specifies the vehicle base station of a message distribution destination according to the vehicle related service to be provided, and distributes a message related to the vehicle related service to be provided, to the specified vehicle base station. When receiving the message transmitted from the server apparatus, the vehicle base station transmits the message to the vehicle terminal which subscribes to the vehicle related service related to the message, from a plurality of vehicle terminals and located in a communication area formed by the vehicle base station.Type: GrantFiled: June 30, 2020Date of Patent: May 10, 2022Assignee: NEC CORPORATIONInventors: Shingo Shiga, Shinji Onishi, Daisuke Mizukami, Kazuhiro Egashira, Toshiyuki Tamura
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Patent number: 11219884Abstract: A method for producing a cluster-supporting catalyst, the cluster-supporting catalyst including porous carrier particles that has acid sites, and catalyst metal clusters supported within the pores of the porous carrier particles, includes the following steps: providing a dispersion liquid containing a dispersion medium and the porous carrier particles dispersed in the dispersion medium; and in the dispersion liquid, forming catalyst metal clusters having a positive charge, and supporting the catalyst metal clusters on the acid sites within the pores of the porous carrier particles through an electrostatic interaction.Type: GrantFiled: December 26, 2016Date of Patent: January 11, 2022Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, GENESIS RESEARCH INSTITUTE, INC.Inventors: Yoshihiro Takeda, Namiki Toyama, Kazuhiro Egashira, Toshiaki Tanaka, Seitoku Ito
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Publication number: 20210331144Abstract: A cluster-supporting catalyst including porous carrier particles having acid sites, and catalyst metal clusters supported within the pores of the porous carrier particles. The catalyst metal clusters are obtained by supporting catalyst metal clusters having a positive charge, which is formed in a dispersion liquid containing a dispersion medium and the porous carrier particles dispersed in the dispersion medium, on the acid sites within the pores of the porous carrier particles through an electrostatic interaction.Type: ApplicationFiled: May 24, 2021Publication date: October 28, 2021Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, GENESIS RESEARCH INSTITUTE, INC.Inventors: Yoshihiro TAKEDA, Namiki TOYAMA, Kazuhiro EGASHIRA, Toshiaki TANAKA, Seitoku ITO
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Publication number: 20210331143Abstract: A cluster-supporting catalyst including porous carrier particles having acid sites, and catalyst metal clusters supported within the pores of the porous carrier particles. In the cluster-supporting catalyst including porous carrier particles having acid sites, and catalyst metal clusters supported within the pores of the porous carrier particles, the catalyst metal may be rhodium, the catalyst metal may be palladium, the catalyst metal may be platinum, or the catalyst metal may be copper.Type: ApplicationFiled: May 24, 2021Publication date: October 28, 2021Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, GENESIS RESEARCH INSTITUTE, INC.Inventors: Yoshihiro TAKEDA, Namiki TOYAMA, Kazuhiro EGASHIRA, Toshiaki TANAKA, Seitoku ITO
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Patent number: 11014073Abstract: An improved cluster-supporting catalyst has heteroatom-removed zeolite particles, and catalyst metal clusters supported within the pores of the heteroatom-removed zeolite particles. A method for producing a cluster-supporting catalyst includes the following steps: providing a dispersion liquid containing a dispersion medium and the heteroatom-removed zeolite particles dispersed in the dispersion medium; and in the dispersion liquid, forming catalyst metal clusters having a positive charge, and supporting the catalyst metal clusters within the pores of the heteroatom-removed zeolite particles through an electrostatic interaction.Type: GrantFiled: June 26, 2018Date of Patent: May 25, 2021Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, GENESIS RESEARCH INSTITUTE, INC.Inventors: Kazuhiro Egashira, Yoshihiro Takeda, Namiki Toyama, Toshiaki Tanaka, Seitoku Ito, Masahiko Ichihashi
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Publication number: 20210105664Abstract: A communication system capable of dynamically changing an MME to serve in call processing in accordance with the load condition of the MMEs and the like is provided. A communication system of the present invention includes: communication control apparatuses (10) to (12); and a node apparatus (20) that executes call processing relating to a communication terminal with the communication control apparatuses (10) to (12). The communication control apparatuses (10) to (12) form a context sharing group that shares subscriber data of the communication terminal. The node apparatus (20) selects a first communication control apparatus in the context sharing group, and transmits a call processing message to the first communication control apparatus. The first communication control apparatus executes the call processing using the subscriber data shared in the context sharing group.Type: ApplicationFiled: October 28, 2020Publication date: April 8, 2021Applicant: NEC CorporationInventors: Daisuke MIZUKAMI, Shinji ONISHI, Kazuhiro EGASHIRA, Shingo SHIGA, Toshiyuki TAMURA
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Patent number: 10959145Abstract: An object of the present invention is to provide a vehicle communication system which distributes information which is necessary in vehicle units. A vehicle communication system according to the present invention includes: a vehicle base station which performs wireless communication with a vehicle terminal installed in a vehicle to receive vehicle related service; and a server apparatus which specifies the vehicle base station of a message distribution destination according to the vehicle related service to be provided, and distributes a message related to the vehicle related service to be provided, to the specified vehicle base station. When receiving the message transmitted from the server apparatus, the vehicle base station transmits the message to the vehicle terminal which subscribes to the vehicle related service related to the message, from a plurality of vehicle terminals and located in a communication area formed by the vehicle base station.Type: GrantFiled: January 15, 2019Date of Patent: March 23, 2021Assignee: NEC CorporationInventors: Shingo Shiga, Shinji Onishi, Daisuke Mizukami, Kazuhiro Egashira, Toshiyuki Tamura
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Publication number: 20210077986Abstract: There is provided a cluster-supporting porous carrier having improved heat resistance and/or catalytic activity, and a method for producing it. The cluster-supporting porous carrier of the invention has porous carrier particles (20) such as zeolite particles, and metal oxide clusters (16) supported within the pores of the porous carrier particles. The method of the invention for producing the cluster-supporting porous carrier includes providing a dispersion containing a dispersing medium (11) and porous carrier particles dispersed in the dispersing medium, forming positively charged metal oxide clusters (16) in the dispersion, and supporting the metal oxide clusters within the pores of the porous carrier particles (20) by electrostatic interaction.Type: ApplicationFiled: June 27, 2018Publication date: March 18, 2021Inventors: Yoshihiro TAKEDA, Namiki TOYAMA, Kazuhiro EGASHIRA, Toshiaki TANAKA, Seitoku ITO, Masahiko ICHIHASHI
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Patent number: 10863382Abstract: A communication system capable of dynamically changing an MME to serve in call processing in accordance with the load condition of the MMEs and the like is provided. A communication system of the present invention includes: communication control apparatuses (10) to (12); and a node apparatus (20) that executes call processing relating to a communication terminal with the communication control apparatuses (10) to (12). The communication control apparatuses (10) to (12) form a context sharing group that shares subscriber data of the communication terminal. The node apparatus (20) selects a first communication control apparatus in the context sharing group, and transmits a call processing message to the first communication control apparatus. The first communication control apparatus executes the call processing using the subscriber data shared in the context sharing group.Type: GrantFiled: March 7, 2016Date of Patent: December 8, 2020Assignee: NEC CorporationInventors: Daisuke Mizukami, Shinji Onishi, Kazuhiro Egashira, Shingo Shiga, Toshiyuki Tamura
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Publication number: 20200329412Abstract: An object of the present invention is to provide a vehicle communication system which distributes information which is necessary in vehicle units. A vehicle communication system according to the present invention includes: a vehicle base station which performs wireless communication with a vehicle terminal installed in a vehicle to receive vehicle related service; and a server apparatus which specifies the vehicle base station of a message distribution destination according to the vehicle related service to be provided, and distributes a message related to the vehicle related service to be provided, to the specified vehicle base station. When receiving the message transmitted from the server apparatus, the vehicle base station transmits the message to the vehicle terminal which subscribes to the vehicle related service related to the message, from a plurality of vehicle terminals and located in a communication area formed by the vehicle base station.Type: ApplicationFiled: June 30, 2020Publication date: October 15, 2020Applicant: NEC CorporationInventors: Shingo SHIGA, Shinji ONISHI, Daisuke MIZUKAMI, Kazuhiro EGASHIRA, Toshiyuki TAMURA
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Patent number: 10719347Abstract: A control apparatus comprises first to third parts. The first part manages an image, which is information required for execution of a container. The second part requests the third part to start a container corresponding to an image of a predetermined version. The third part instructs the container corresponding to the image of the predetermined version to be created in response to the request from the second part on the basis of the image managed by the first part.Type: GrantFiled: June 28, 2016Date of Patent: July 21, 2020Assignee: NEC CORPORATIONInventors: Mayo Oohira, Tomohito Iguchi, Kazuhiro Egashira
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Patent number: 10671441Abstract: A communication system according to the present disclosure includes: a management apparatus (30) configured to manage positional information regarding a communication terminal (10); a server (50) configured to provide a communication service for the communication terminal (10), and a control apparatus (60) configured to control start or stop of a communication function included in a communication apparatus (40). The server (50) is arranged in the vicinity of a base station (20), the management apparatus (30) transmits the positional information regarding the communication terminal (10) to the control apparatus (60), the control apparatus (60) controls start or stop of the communication function that the communication apparatus (40) includes based on the positional information, and the control apparatus (60) notifies the communication terminal (10) of start or stop of the communication function that the communication apparatus (40) includes via the management apparatus (30).Type: GrantFiled: November 28, 2016Date of Patent: June 2, 2020Assignee: NEC CORPORATIONInventors: Yoshinobu Ohta, Kazuhiro Egashira
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Patent number: 10576460Abstract: Cluster-supporting catalyst having an improved heat resistivity, and method for producing the same are provided. The cluster-supporting catalyst includes boron-substitute zeolite particles, and catalyst metal clusters supported within the pores of the boron-substitute zeolite particles. The method for producing a cluster-supporting catalyst, includes the following steps: providing a dispersion liquid containing a dispersion medium and boron-substitute zeolite particles dispersed in the dispersion medium; and in the dispersion liquid, forming catalyst metal clusters having a positive charge, and supporting the catalyst metal clusters on the acid sites within the pores of the boron-substitute zeolite particles through an electrostatic interaction.Type: GrantFiled: May 3, 2018Date of Patent: March 3, 2020Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, GENESIS RESEARCH INSTITUTE, INC.Inventors: Namiki Toyama, Yoshihiro Takeda, Masahiko Ichihashi, Toshiaki Tanaka, Kazuhiro Egashira, Seitoku Ito
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Publication number: 20190150046Abstract: An object of the present invention is to provide a vehicle communication system which distributes information which is necessary in vehicle units. A vehicle communication system according to the present invention includes: a vehicle base station which performs wireless communication with a vehicle terminal installed in a vehicle to receive vehicle related service; and a server apparatus which specifies the vehicle base station of a message distribution destination according to the vehicle related service to be provided, and distributes a message related to the vehicle related service to be provided, to the specified vehicle base station. When receiving the message transmitted from the server apparatus, the vehicle base station transmits the message to the vehicle terminal which subscribes to the vehicle related service related to the message, from a plurality of vehicle terminals and located in a communication area formed by the vehicle base station.Type: ApplicationFiled: January 15, 2019Publication date: May 16, 2019Applicant: NEC CorporationInventors: Shingo SHIGA, Shinji ONISHI, Daisuke MIZUKAMI, Kazuhiro EGASHIRA, Toshiyuki TAMURA
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Publication number: 20190056971Abstract: A control apparatus comprises first to third parts. The first part manages an image, which is information required for execution of a container. The second part requests the third part to start a container corresponding to an image of a predetermined version. The third part instructs the container corresponding to the image of the predetermined version to be created in response to the request from the second part on the basis of the image managed by the first part.Type: ApplicationFiled: June 28, 2016Publication date: February 21, 2019Applicant: NEC CorporationInventors: Mayo OOHIRA, Tomohito IGUCHI, Kazuhiro EGASHIRA
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Publication number: 20190001306Abstract: A method for producing a cluster-supporting catalyst, the cluster-supporting catalyst including porous carrier particles that has acid sites, and catalyst metal clusters supported within the pores of the porous carrier particles, includes the following steps: providing a dispersion liquid containing a dispersion medium and the porous carrier particles dispersed in the dispersion medium; and in the dispersion liquid, forming catalyst metal clusters having a positive charge, and supporting the catalyst metal clusters on the acid sites within the pores of the porous carrier particles through an electrostatic interaction.Type: ApplicationFiled: December 26, 2016Publication date: January 3, 2019Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, GENESIS RESEARCH INSTITUTE, INC.Inventors: Yoshihiro TAKEDA, Namiki TOYAMA, Kazuhiro EGASHIRA, Toshiaki TANAKA, Seitoku ITO
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Publication number: 20180369789Abstract: An improved cluster-supporting catalyst has heteroatom-removed zeolite particles, and catalyst metal clusters supported within the pores of the heteroatom-removed zeolite particles. A method for producing a cluster-supporting catalyst includes the following steps: providing a dispersion liquid containing a dispersion medium and the heteroatom-removed zeolite particles dispersed in the dispersion medium; and in the dispersion liquid, forming catalyst metal clusters having a positive charge, and supporting the catalyst metal clusters within the pores of the heteroatom-removed zeolite particles through an electrostatic interaction.Type: ApplicationFiled: June 26, 2018Publication date: December 27, 2018Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, GENESIS RESEARCH INSTITUTE, INC.Inventors: Kazuhiro EGASHIRA, Yoshihiro TAKEDA, Namiki TOYAMA, Toshiaki TANAKA, Seitoku ITO, Masahiko ICHIHASHI