Patents by Inventor Naoki Takaya
Naoki Takaya 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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Publication number: 20250005437Abstract: A node model generation unit (2) includes a node setting unit (29) that inputs predetermined setting information to a node (11) of a network, a traffic generation unit (21) that applies predetermined traffic to the node (11) on the basis of predetermined applied traffic information, a performance measurement/capture unit (25) that acquires a performance measurement result obtained by measuring performance of the node (11) to which the predetermined setting information is set and to which the predetermined traffic is applied and captures (acquires) output traffic, a learning data input processing unit (24) that collects the predetermined setting information, the predetermined applied traffic information, a performance measurement result of the node (11), and the output traffic and registers the collected information as learning data, and a learning execution unit (27) that generates a node model of the node (11) by machine learning based on learning data registered by the learning data input processing unit (2Type: ApplicationFiled: July 30, 2021Publication date: January 2, 2025Inventors: Tomohiro KORIKAWA, Chikako TAKASAKI, Masafumi SHIMIZU, Naoki TAKAYA
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Publication number: 20240340770Abstract: A network system (hybrid network (10)) includes a fixed representative node (101, 102), includes a plurality of terminal-accommodating networks (mobile networks (20, 21)) that transfers communication data between terminals (mobile terminals (401, 402)), an adjacent mobile node enabled to communicate with the fixed representative node (101, 102), and mobile nodes (201 to 204) different from the adjacent mobile node, and includes an ad hoc network 31 whose network topology dynamically changes depending on a locational relationship between the mobile nodes. When receiving communication data from the terminal (mobile terminal (401)) to the terminal (mobile terminal (402)), the fixed representative node (101) transfers the communication data to the mobile node (201) that is the adjacent mobile node. In the ad hoc network 31, the communication data is transferred to the mobile node (204), transmitted to the fixed representative node (102), and further transmitted to the terminal (mobile terminal (402)).Type: ApplicationFiled: July 30, 2021Publication date: October 10, 2024Inventors: Masafumi SHIMIZU, Tomohiro KORIKAWA, Kyota HATTORI, Hidenari OWADA, Naoki TAKAYA
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Publication number: 20240223459Abstract: Information related to DCs (31a to 31d) is specified from a GPS (35), a camera (36), and a sensor (37) of each of the DCs (31a to 31d), and physical information (D6), which is information indicating addition or deletion of each of actual nodes (32a to 32f) in the DCs, is obtained from image information and detection information of the specified DCs. Logical information (D8), which is information enabling determination of addition or deletion of each of the actual nodes (32a to 32f) in the DCs and peripheral nodes (32e and 32f) connected to the actual nodes, is obtained.Type: ApplicationFiled: July 19, 2021Publication date: July 4, 2024Inventors: Tomohiro KORIKAWA, Masafumi SHIMIZU, Naoki TAKAYA, Hidenari OWADA, Kyota HATTORI
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Patent number: 11352652Abstract: Provided is a novel method for producing 4-aminocinnamic acid from 4-nitrophenylalanine. This method comprises: converting 4-nitrophenylalanine into 4-nitrocinnamic acid; and converting 4-nitrocinnamic acid into 4-aminocinnamic acid.Type: GrantFiled: March 4, 2019Date of Patent: June 7, 2022Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCYInventors: Naoki Takaya, Shunsuke Masuo, Yukie Kawasaki, Hajime Minakawa
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Publication number: 20210017555Abstract: Provided is a novel method for producing 4-aminocinnamic acid from 4-nitrophenylalanine. This method comprises: converting 4-nitrophenylalanine into 4-nitrocinnamic acid; and converting 4-nitrocinnamic acid into 4-aminocinnamic acid.Type: ApplicationFiled: March 4, 2019Publication date: January 21, 2021Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCYInventors: Naoki TAKAYA, Shunsuke MASUO, Yukie KAWASAKI, Hajime MINAKAWA
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Patent number: 10053716Abstract: This 4-amino cinnamic acid production method using the enzyme ammonia lyase can efficiently convert 4-amino phenylalanine into 4-amino cinnamic acid. This 4-amino cinnamic acid production method is characterized by converting 4-amino phenylalanine into 4-amino cinnamic acid by using phenylalanine ammonia-lyase, which comprises the amino acid sequence represented in sequence number 2 derived from the Rhodotorula glutinis yeast.Type: GrantFiled: August 5, 2016Date of Patent: August 21, 2018Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCYInventors: Kazunobu Konishi, Naoki Takaya, Shunsuke Masuo, Shengmin Zhou
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Patent number: 9920343Abstract: Provided is a method for producing an aniline derivative by fermentation from a carbon source such as glucose. The method comprises the following steps: production of microorganisms capable of producing 1.8 g/L or more of 4-aminophenylalanine (4APhe) under prescribed culture conditions by introducing at least three exogenous genes into microorganisms having the ability to biosynthesize 4-aminophenylpyruvic acid from chorismic acid; and production of at least one aniline derivative selected from the group consisting of 4-aminophenylalanine (4APhe), 4-aminocinnamic acid (4ACA), 2-(4-aminophenyl)aldehyde, 4-aminophenylacetic acid, and 4-aminophenethylethanol (4APE) by bringing these microorganisms into contact with a carbon source under conditions suited to the growth and/or maintenance of these microorganisms.Type: GrantFiled: September 14, 2016Date of Patent: March 20, 2018Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCYInventors: Kazunobu Konishi, Naoki Takaya, Shunsuke Masuo
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Publication number: 20170022528Abstract: Provided is a method for producing an aniline derivative by fermentation from a carbon source such as glucose. The method comprises the following steps: production of microorganisms capable of producing 1.8 g/L or more of 4-aminophenylalanine (4APhe) under prescribed culture conditions by introducing at least three exogenous genes into microorganisms having the ability to biosynthesize 4-aminophenylpyruvic acid from chorismic acid; and production of at least one aniline derivative selected from the group consisting of 4-aminophenylalanine (4APhe), 4-aminocinnamic acid (4ACA), 2-(4-aminophenyl)aldehyde, 4-aminophenylacetic acid, and 4-aminophenethylethanol (4APE) by bringing these microorganisms into contact with a carbon source under conditions suited to the growth and/or maintenance of these microorganisms.Type: ApplicationFiled: September 14, 2016Publication date: January 26, 2017Inventors: Kazunobu KONISHI, Naoki TAKAYA, Shunsuke MASUO
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Publication number: 20160362711Abstract: This 4-amino cinnamic acid production method using the enzyme ammonia lyase can efficiently convert 4-amino phenylalanine into 4-amino cinnamic acid. This 4-amino cinnamic acid production method is characterized by converting 4-amino phenylalanine into 4-amino cinnamic acid by using phenylalanine ammonia-lyase, which comprises the amino acid sequence represented in sequence number 2 derived from the Rhodotorula glutinis yeast.Type: ApplicationFiled: August 5, 2016Publication date: December 15, 2016Inventors: Kazunobu KONISHI, Naoki TAKAYA, Shunsuke MASUO, Shengmin ZHOU
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Patent number: 9187771Abstract: The present invention provides a phenylpyruvate reductase for efficiently obtaining highly pure, optically active 3-phenyllactate and 4-hydroxyphenyllactate; a gene coding for the same; and a method for manufacturing optically active 3-phenyllactate and 4-hydroxyphenyllactate employing the same.Type: GrantFiled: January 30, 2012Date of Patent: November 17, 2015Assignee: Asahi Kasei Chemicals CorporationInventors: Kazunobu Konishi, Naoki Takaya
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Publication number: 20140073024Abstract: The present invention provides a phenylpyruvate reductase for efficiently obtaining highly pure, optically active 3-phenyllactate and 4-hydroxyphenyllactate; a gene coding for the same; and a method for manufacturing optically active 3-phenyllactate and 4-hydroxyphenyllactate employing the same.Type: ApplicationFiled: January 30, 2012Publication date: March 13, 2014Applicant: ASAHI KASEI CHEMICALS CORPORATIONInventors: Kazunobu Konishi, Naoki Takaya
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Patent number: 7474664Abstract: An ATM switch includes a first stage, a second stage and a third stage each of which stages includes at least one basic switch, wherein the first stage, the second stage and the third stage are connected. The basic switch includes a part which refers to time information written in a header of an input cell and switches cells to an output port in an ascending order of the time information. In addition, the ATM switch includes a cell distribution part in the basic switch of the first stage. The cell distribution part determines a routes of a cell to be transferred such that loads of routes within the ATM switch are balanced. The ATM switch further includes an adding part which adds arriving time information to an arriving cell as the time information.Type: GrantFiled: October 22, 2004Date of Patent: January 6, 2009Assignee: Nippon Telegraph and Telephone CorporationInventors: Seisho Yasukawa, Naoki Takaya, Masayoshi Nabeshima, Eiji Oki, Naoaki Yamanaka
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Patent number: 7339935Abstract: An ATM switch includes a first stage, a second stage and a third stage each of which stages includes at least one basic switch, wherein the first stage, the second stage and the third stage are connected. The basic switch includes a part which refers to time information written in a header of an input cell and switches cells to an output port in an ascending order of the time information. In addition, the ATM switch includes a cell distribution part in the basic switch of the first stage. The cell distribution part determines a routes of a cell to be transferred such that loads of routes within the ATM switch are balanced. The ATM switch further includes an adding part which adds arriving time information to an arriving cell as the time information.Type: GrantFiled: October 22, 2004Date of Patent: March 4, 2008Assignee: Nippon Telegraph and Telephone CorporationInventors: Seisho Yasukawa, Naoki Takaya, Masayoshi Nabeshima, Eiji Oki, Naoaki Yamanaka
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Patent number: 7292576Abstract: An ATM switch includes a first stage, a second stage and a third stage each of which stages includes at least one basic switch, wherein the first stage, the second stage and the third stage are connected. The basic switch includes a part which refers to time information written in a header of an input cell and switches cells to an output port in an ascending order of the time information. In addition, the ATM switch includes a cell distribution part in the basic switch of the first stage. The cell distribution part determines a routes of a cell to be transferred such that loads of routes within the ATM switch are balanced. The ATM switch further includes an adding part which adds arriving time information to an arriving cell as the time information.Type: GrantFiled: October 22, 2004Date of Patent: November 6, 2007Assignee: Nippon Telegraph and Telephone CorporationInventors: Seisho Yasukawa, Naoki Takaya, Masayoshi Nabeshima, Eiji Oki, Naoaki Yamanaka
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Patent number: 7136391Abstract: An ATM switch includes a first stage, a second stage and a third stage each of which stages includes at least one basic switch, wherein the first stage, the second stage and the third stage are connected. The basic switch includes a part which refers to time information written in a header of an input cell and switches cells to an output port in an ascending order of the time information. In addition, the ATM switch includes a cell distribution part in the basic switch of the first stage. The cell distribution part determines a routes of a cell to be transferred such that loads of routes within the ATM switch are balanced. The ATM switch further includes an adding part which adds arriving time information to an arriving cell as the time information.Type: GrantFiled: August 18, 1999Date of Patent: November 14, 2006Assignee: Nippon Telegraph and Telephone CorporationInventors: Seisho Yasukawa, Naoki Takaya, Masayoshi Nabeshima, Eiji Oki, Naoaki Yamanaka
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Publication number: 20050083939Abstract: An ATM switch includes a first stage, a second stage and a third stage each of which stages includes at least one basic switch, wherein the first stage, the second stage and the third stage are connected. The basic switch includes a part which refers to time information written in a header of an input cell and switches cells to an output port in an ascending order of the time information. In addition, the ATM switch includes a cell distribution part in the basic switch of the first stage. The cell distribution part determines a routes of a cell to be transferred such that loads of routes within the ATM switch are balanced. The ATM switch further includes an adding part which adds arriving time information to an arriving cell as the time information.Type: ApplicationFiled: October 22, 2004Publication date: April 21, 2005Inventors: Seisho Yasukawa, Naoki Takaya, Masayoshi Nebeshima, Eiji Oki, Naoaki Yamanaka
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Publication number: 20050053096Abstract: An ATM switch includes a first stage, a second stage and a third stage each of which stages includes at least one basic switch, wherein the first stage, the second stage and the third stage are connected. The basic switch includes a part which refers to time information written in a header of an input cell and switches cells to an output port in an ascending order of the time information. In addition, the ATM switch includes a cell distribution part in the basic switch of the first stage. The cell distribution part determines a routes of a cell to be transferred such that loads of routes within the ATM switch are balanced. The ATM switch further includes an adding part which adds arriving time information to an arriving cell as the time information.Type: ApplicationFiled: October 22, 2004Publication date: March 10, 2005Inventors: Seisho Yasukawa, Naoki Takaya, Masayoshi Nabeshima, Eiji Oki, Naoaki Yamanaka
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Publication number: 20050053067Abstract: An ATM switch includes a first stage, a second stage and a third stage each of which stages includes at least one basic switch, wherein the first stage, the second stage and the third stage are connected. The basic switch includes a part which refers to time information written in a header of an input cell and switches cells to an output port in an ascending order of the time information. In addition, the ATM switch includes a cell distribution part in the basic switch of the first stage. The cell distribution part determines a routes of a cell to be transferred such that loads of routes within the ATM switch are balanced. The ATM switch further includes an adding part which adds arriving time information to an arriving cell as the time information.Type: ApplicationFiled: October 22, 2004Publication date: March 10, 2005Inventors: Seisho Yasukawa, Naoki Takaya, Masayoshi Nabeshima, Eiji Oki, Naoaki Yamanaka