Patents by Inventor Takaaki Nakazawa
Takaaki Nakazawa 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: 11971045Abstract: A drive support unit of a turbo compressor includes at least one bearingless motor. The at least one bearingless motor includes a rotor-stator pair constituted by a rotor and a stator, and is configured to rotationally drive a drive shaft and to support a radial load of the drive shaft in a contactless manner. Accordingly, it is possible to provide a turbo compressor to which a bearingless motor is applied.Type: GrantFiled: May 8, 2018Date of Patent: April 30, 2024Assignee: Daikin Industries, Ltd.Inventors: Yuji Nakazawa, Atsushi Sakawaki, Hirofumi Higashi, Taiichi Nose, Takaaki Ono, Yusuke Irino
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Patent number: 11138187Abstract: A non-transitory computer-readable storage medium storing therein a data update program for causing a computer to execute a process including in response to receiving a plurality of data transmitted from a data management device at a first interval, updating data in a searchable database stored in a data storage with the received plurality of data; in response to detecting specific data satisfying a specific condition among the plurality of data in the database, transmitting to the data management device a transmission request to transmit data identified by identification information of the specific data; and in response to receiving the data identified by the identification information of the specific data that is transmitted from the data management device in response to the transmission request, updating the specific data in the database with the received data.Type: GrantFiled: November 14, 2017Date of Patent: October 5, 2021Assignee: FUJITSU LIMITEDInventors: Kazuki Yamada, Takaaki Nakazawa, Takeya Mutoh
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Patent number: 10445213Abstract: A non-transitory computer-readable storage medium storing an evaluation program that causes a computer to execute a process, the process including receiving designation of a software, obtaining an execution condition used for an execution request for the designated software based on information stored in a memory, the execution request having been issued by the specified software, the information associating the designated software with the execution condition, executing the execution request for the designated software, by using the acquired execution condition, acquiring log information regarding an execution of the designated software when the designated software is executed in response to the execution request, performing an evaluation related to the specified software, based on the acquired log information, and outputting an evaluation result.Type: GrantFiled: June 28, 2017Date of Patent: October 15, 2019Assignee: FUJITSU LIMITEDInventors: Naohiro Kishishita, Makoto Adachi, Hiroshi Iyobe, Yosuke Naka, Takaaki Nakazawa, Takeya Mutoh, Shunichi Obinata, Kazuki Yamada
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Patent number: 10169102Abstract: A load calculation program that causes a computer a process includes acquiring processor usage information including usage of a processor of an managed computer, which is a management object, and usage of the processor for each of a plurality of virtual machines generated by a hypervisor executed on the managed computer; acquiring data transmission information including a data transmission amount for each virtual network interface used by the plurality of virtual machines; detecting a first virtual network interface that performs data transmission without routing through the hypervisor among the plurality of virtual network interfaces, based on the processor usage information and the data transmission information; and calculating load information including processor usage for data transmission of each of the plurality of virtual machines, based on whether or not each of the virtual machines uses the first virtual network interface.Type: GrantFiled: January 5, 2016Date of Patent: January 1, 2019Assignee: FUJITSU LIMITEDInventors: Naoki Tateishi, Kiyoshi Kouge, Kensuke Tokoda, Ichiro Kotani, Satoshi Ohta, Takaaki Nakazawa, Satoshi Matsuda, Hui Li, Kazunori Kandani, Saeko Nakamura, Yukihisa Miyagawa, Yuki Torii, Yoko Yonemoto
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Patent number: 10169059Abstract: An analysis support method includes: searching for a second physical machine that has a configuration similar to a first physical machine on which a first virtual machine to be analyzed is executed, the second physical machine having configurations similar to the first physical machine before and after a change of a state of a virtual machine executed on the second physical machine; and searching for a second virtual machine that is executed on the second physical machine and similar to the first virtual machine before and after the change of the state of the virtual machine.Type: GrantFiled: June 2, 2014Date of Patent: January 1, 2019Assignee: FUJITSU LIMITEDInventors: Ichiro Kotani, Yasuhide Tobo, Takaaki Nakazawa, Yukihisa Miyagawa, Yoshikazu Oda, Kenichi Mori, Naoki Tateishi, Kenichi Shimazaki, Kiyoshi Kouge
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Patent number: 10171620Abstract: Processing request information of a processing request for a first computer by a second computer is acquired, first operation information and second operation information that relate to operations of the first computer and the second computer are acquired, respectively; and a type of the processing request is determined based on processing result information, the processing request information, the first operation information, and the second operation information. The processing result information associates a processing history of the first computer according to the processing request included in the processing request information for the first computer with the second operation information that relates to the processing request by the second computer making the processing request. Accordingly, the type of the processing request can be appropriately determined.Type: GrantFiled: January 20, 2015Date of Patent: January 1, 2019Assignee: FUJITSU LIMITEDInventors: Yuki Torii, Takaaki Nakazawa, Satoshi Matsuda, Ichiro Kotani, Hiroki Matsueda, Naoki Tateishi, Yoko Yonemoto, Saeko Nakamura, Hui Li, Takeshi Kawaguchi, Yasuhide Tobo, Takeo Iizuka, Yuki Nojiri
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Publication number: 20180173749Abstract: A non-transitory computer-readable storage medium storing therein a data update program for causing a computer to execute a process including in response to receiving a plurality of data transmitted from a data management device at a first interval, updating data in a searchable database stored in a data storage with the received plurality of data; in response to detecting specific data satisfying a specific condition among the plurality of data in the database, transmitting to the data management device a transmission request to transmit data identified by identification information of the specific data; and in response to receiving the data identified by the identification information of the specific data that is transmitted from the data management device in response to the transmission request, updating the specific data in the database with the received data.Type: ApplicationFiled: November 14, 2017Publication date: June 21, 2018Applicant: FUJITSU LIMITEDInventors: Kazuki Yamada, Takaaki Nakazawa, Takeya Mutoh
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Publication number: 20180095819Abstract: A non-transitory computer-readable storage medium storing an incident analysis program having: generating a new incident-related request database by extracting, from a request management database including request data in which requests issued from first service systems of a first cloud service vendor to second service systems of a second cloud service vendor, response times to the requests, and timings of the requests, new incident-related request data of requests issued at the new incident occurred from an issuing source first service system to an issuing destination second service system; extracting, from a plurality of past incident-related request databases generated at incidents in the past, a past incident-related request database whose transition tendency of the response time has a correlation with the new incident-related request database: and identifying a second service system estimated to be responsible for the past incident, as a second service system estimated to be responsible for the new incidType: ApplicationFiled: September 11, 2017Publication date: April 5, 2018Applicant: FUJITSU LIMITEDInventors: Kazunori Kandani, Kiyoshi KOUGE, Hiroshi Iyobe, Takaaki Nakazawa, Shunichi Obinata
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Publication number: 20180004626Abstract: A non-transitory computer-readable storage medium storing an evaluation program that causes a computer to execute a process, the process including receiving designation of a software, obtaining an execution condition used for an execution request for the designated software based on information stored in a memory, the execution request having been issued by the specified software, the information associating the designated software with the execution condition, executing the execution request for the designated software, by using the acquired execution condition, acquiring log information regarding an execution of the designated software when the designated software is executed in response to the execution request, performing an evaluation related to the specified software, based on the acquired log information, and outputting an evaluation result.Type: ApplicationFiled: June 28, 2017Publication date: January 4, 2018Applicant: FUJITSU LIMITEDInventors: Naohiro Kishishita, Makoto Adachi, Hiroshi Iyobe, Yosuke Naka, Takaaki Nakazawa, Takeya Mutoh, Shunichi Obinata, Kazuki Yamada
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Publication number: 20160253383Abstract: A non-transitory computer-readable storage medium storing therein a management-information acquiring program that causes a computer to execute a process includes acquiring queries to a target database for a management target service system, specifying a reference target table in the database based on names of target tables included in the queries and content of the queries, specifying a reporting target table on the basis of data of the reference target table, causing the database to execute an acquisition query to the reporting target table, and acquiring specific management information from the reporting target table.Type: ApplicationFiled: February 22, 2016Publication date: September 1, 2016Applicant: FUJITSU LIMITEDInventors: Kensuke Tokoda, Kiyoshi KOUGE, Takaaki Nakazawa, Satoshi Ohta, Yuki Torii, Yukihisa Miyagawa, Satoshi Matsuda, Kenichi Mori, Yoko Yonemoto, Saeko Nakamura, Takeshi Kawaguchi, Ichiro Kotani, Shinnosuke Nagakura, HUI LI, Naoki Tateishi, Kazunori Kandani
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Patent number: 9396087Abstract: A performance data collection unit collects the performance data of managed CPUs from a performance measurement unit. A grouping unit compares the collected performance data with each other, forms groups of CPUs whose performance data is approximate to each other, and selects a representative CPU of each group. A performance data transmission unit transmits the collected performance data to a performance data management apparatus that accumulates and manages the performance data. In this connection, the performance data of the representative CPUs of the groups is transmitted at specified transmission intervals, and the performance data of the other CPUs of the groups is transmitted at transmission intervals that are longer than the specified transmission intervals.Type: GrantFiled: June 19, 2012Date of Patent: July 19, 2016Assignee: FUJITSU LIMITEDInventors: Takaaki Nakazawa, Kenichi Shimazaki, Seiya Shindo, Koutarou Tsuro, Takeo Iizuka
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Publication number: 20160203030Abstract: A load calculation program that causes a computer a process includes acquiring processor usage information including usage of a processor of an managed computer, which is a management object, and usage of the processor for each of a plurality of virtual machines generated by a hypervisor executed on the managed computer; acquiring data transmission information including a data transmission amount for each virtual network interface used by the plurality of virtual machines; detecting a first virtual network interface that performs data transmission without routing through the hypervisor among the plurality of virtual network interfaces, based on the processor usage information and the data transmission information; and calculating load information including processor usage for data transmission of each of the plurality of virtual machines, based on whether or not each of the virtual machines uses the first virtual network interface.Type: ApplicationFiled: January 5, 2016Publication date: July 14, 2016Applicant: FUJITSU LIMITEDInventors: Naoki Tateishi, Kiyoshi KOUGE, Kensuke Tokoda, Ichiro Kotani, Satoshi Ohta, Takaaki Nakazawa, Satoshi Matsuda, HUI LI, Kazunori Kandani, Saeko Nakamura, Yukihisa Miyagawa, Yuki Torii, Yoko Yonemoto
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Publication number: 20150370626Abstract: A data management apparatus obtains first operation information about a specified operation from an information processing apparatus; specifies second operation information that matches a registered operation pattern from the first operation information, by utilizing operation pattern information that includes correspondence information between the specified operation and the registered operation pattern, the operation pattern information being stored in a first memory; obtains a second log from a first log of the information processing apparatus, the second log corresponds to time periods in which the specified operations that are not permitted by the registered operation pattern are done, the first log being stored in a second memory; and specifies a time period of a log extracted on the basis of a performance value indicated by the second log.Type: ApplicationFiled: June 11, 2015Publication date: December 24, 2015Applicant: Fujitsu LimitedInventors: Yukihisa Miyagawa, Kiyoshi KOUGE, Yasuhide Tobo, Ichiro Kotani, Takaaki Nakazawa, Yuki Torii
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Patent number: 9153087Abstract: A coin processing device includes: a conveying unit that conveys a coin in a conveyance direction; first and second material sensors detect material of the conveyed coin to obtain material detection data; first and second position sensors detect a position of the conveyed coin to obtain position detection data; a correcting unit that corrects the material detection data based on the position detection data to obtain corrected material detection data; and an identifying unit that identifies the conveyed coin based on the corrected material detection data.Type: GrantFiled: February 5, 2015Date of Patent: October 6, 2015Assignee: LAUREL PRECISION MACHINES CO., LTD.Inventors: Shohei Yamamoto, Takaaki Nakazawa
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Publication number: 20150228141Abstract: A coin processing device includes: a conveying unit that conveys a coin in a conveyance direction; first and second material sensors detect material of the conveyed coin to obtain material detection data; first and second position sensors detect a position of the conveyed coin to obtain position detection data; a correcting unit that corrects the material detection data based on the position detection data to obtain corrected material detection data; and an identifying unit that identifies the conveyed coin based on the corrected material detection data.Type: ApplicationFiled: February 5, 2015Publication date: August 13, 2015Inventors: Shohei YAMAMOTO, Takaaki NAKAZAWA
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Publication number: 20150215426Abstract: Processing request information of a processing request for a first computer by a second computer is acquired, first operation information and second operation information that relate to operations of the first computer and the second computer are acquired, respectively; and a type of the processing request is determined based on processing result information, the processing request information, the first operation information, and the second operation information. The processing result information associates a processing history of the first computer according to the processing request included in the processing request information for the first computer with the second operation information that relates to the processing request by the second computer making the processing request. Accordingly, the type of the processing request can be appropriately determined.Type: ApplicationFiled: January 20, 2015Publication date: July 30, 2015Inventors: Yuki Torii, Takaaki Nakazawa, Satoshi Matsuda, Ichiro Kotani, Hiroki Matsueda, Naoki Tateishi, Yoko Yonemoto, Saeko Nakamura, HUI LI, Takeshi Kawaguchi, Yasuhide Tobo, Takeo Iizuka, Yuki Nojiri
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Publication number: 20150007176Abstract: An analysis support method includes: searching for a second physical machine that has a configuration similar to a first physical machine on which a first virtual machine to be analyzed is executed, the second physical machine having configurations similar to the first physical machine before and after a change of a state of a virtual machine executed on the second physical machine; and searching for a second virtual machine that is executed on the second physical machine and similar to the first virtual machine before and after the change of the state of the virtual machine.Type: ApplicationFiled: June 2, 2014Publication date: January 1, 2015Applicant: FUJITSU LIMITEDInventors: Ichiro KOTANI, Yasuhide Tobo, Takaaki Nakazawa, Yukihisa Miyagawa, Yoshikazu Oda, Kenichi Mori, Naoki Tateishi, Kenichi Shimazaki, Kiyoshi Kouge
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Publication number: 20130086021Abstract: A computer includes first and second storage devices where the first storage device stores first and second data and the second storage device stores the first data. The computer performs, on the first storage device, first access processing responsive to access requests to both of the first and second data. The computer performs, on the second storage device, a second access processing responsive to an access request to the first data, upon receiving an access request to the first data after performing the first access processing.Type: ApplicationFiled: September 12, 2012Publication date: April 4, 2013Applicant: FUJITSU LIMITEDInventors: Takeo Iizuka, Kenichi Shimazaki, Takaaki Nakazawa, Saeko Nakamura
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Publication number: 20120259588Abstract: A performance data collection unit collects the performance data of managed CPUs from a performance measurement unit. A grouping unit compares the collected performance data with each other, forms groups of CPUs whose performance data is approximate to each other, and selects a representative CPU of each group. A performance data transmission unit transmits the collected performance data to a performance data management apparatus that accumulates and manages the performance data. In this connection, the performance data of the representative CPUs of the groups is transmitted at specified transmission intervals, and the performance data of the other CPUs of the groups is transmitted at transmission intervals that are longer than the specified transmission intervals.Type: ApplicationFiled: June 19, 2012Publication date: October 11, 2012Applicant: FUJITSU LIMITEDInventors: Takaaki NAKAZAWA, Kenichi Shimazaki, Seiya Shindo, Koutarou Tsuro, Takeo Iizuka
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Patent number: 8167110Abstract: A coin discrimination apparatus according to the present invention which discriminates a bimetallic coin having a ring part, and a core part provided on an inner side of the ring part and composed of a different material from that of the ring part, includes: a conveyor which conveys the bimetallic coin; a ring sensor which is arranged at a position where only the ring part of the bimetallic coin conveyed by the conveyor transits, and which detects magnetic properties; and a core sensor which is arranged at a position where the core part of the bimetallic coin conveyed by the conveyor transit, and which detects magnetic properties.Type: GrantFiled: February 27, 2009Date of Patent: May 1, 2012Assignee: Laurel Precision Machines Co., Ltd.Inventors: Eiko Hibari, Masataka Takahashi, Takaaki Nakazawa