Patents by Inventor Keiji Miyazaki
Keiji Miyazaki 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: 20240285972Abstract: A treatment planning system is configured to create a treatment planning for radiotherapy and includes a processing device and a memory. The memory stores a plurality of calculation models, and the processing device uses at least two of the plurality of calculation models to calculate calculation values of biological effect indices representing an effect of radiotherapy with respect to a condition for radiotherapy, and searches for the condition so that at least two of the calculation values to be calculated approach a predetermined target value.Type: ApplicationFiled: October 2, 2023Publication date: August 29, 2024Inventors: Taisuke TAKAYANAGI, Takahiro YAMADA, Shusuke HIRAYAMA, Koichi MIYAZAKI, Keiji KOBASHI, Hidefumi AOYAMA, Takayuki HASHIMOTO, Norio KATOH, Hiroshi TAGUCHI, Koichi YASUDA, Yasuhito ONODERA
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Publication number: 20240238785Abstract: The present disclosure is to provide a microanalysis chip in which: a first channel chamber has a reference electrode arranged therein, the reference electrode having a surface on which an ion crystal having specimen solubility is arranged; a second channel chamber has a working electrode arranged therein; and a first channel and a second channel are configured so that, when a time period required for a specimen to reach the ion crystal after the specimen is dispensed to a dispensing section is represented by T1 and a time period required for the specimen to reach the working electrode after the specimen is dispensed to the dispensing section is represented by T2, the time period T1 and the time period T2 satisfy a relationship of T1>T2.Type: ApplicationFiled: March 27, 2024Publication date: July 18, 2024Inventors: KATSUICHI ABE, FUKA ENOKIDO, JUN MIURA, HARUNOBU MAEDA, MASANORI TANAKA, MAKOTO FUKATSU, AKIHISA MATSUKAWA, YASUKAZU IKAMI, Keiji Miyazaki, TAKESHI YAMAMOTO
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Publication number: 20240238780Abstract: An object is to provide a micro-analysis chip with which stable ion concentration measurement can be performed without increasing a chip size or prolonging a measurement time. In order to achieve this object, the following micro-analysis chip is provided. That is, provided is a micro-analysis chip when an average areal velocity which is an area of a region that a specimen has permeated during a period until a dispensed specimen reaches a reference electrode is represented by V1, and when an average areal velocity which is an area of a region that the specimen has permeated during a period until the dispensed specimen fills an inside of a first channel chamber after the dispensed specimen has reached the reference electrode is represented by V2, the average areal velocity V1 and the average areal velocity V2 satisfy a relationship of V1>V2.Type: ApplicationFiled: March 27, 2024Publication date: July 18, 2024Inventors: FUKA ENOKIDO, MAKOTO FUKATSU, JUN MIURA, MASANORI TANAKA, HARUNOBU MAEDA, KATSUICHI ABE, AKIHISA MATSUKAWA, YASUKAZU IKAMI, Keiji Miyazaki, TAKESHI YAMAMOTO
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Patent number: 11970390Abstract: The present disclosure provides a method for producing a microchannel device, which can form a channel that has high hydrophobicity, high solvent resistance as well, and also resistance to heat and damage, on demand with high accuracy, and produces the microchannel device at a low cost, while having high productivity. The method for producing a microchannel device includes: forming a channel pattern from a hydrophobic resin on a porous substrate by an electrophotographic method; melting the channel pattern by heat to allow the channel pattern to permeate into the porous substrate, thereby forming a channel in the inside of the porous substrate.Type: GrantFiled: February 22, 2022Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventors: Takeshi Yamamoto, Jun Miura, Keiji Miyazaki, Hiroki Tanaka, Makoto Fukatsu, Akihisa Matsukawa, Takayuki Kanazawa, Keigo Mizusawa, Masanori Seki, Masanori Tanaka
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Publication number: 20230390764Abstract: The present disclosure provides a microchannel device that has a channel sandwiched between channel walls formed in an inside of a porous substrate, wherein the channel wall contains a thermoplastic resin and a colorant, and wherein an abundance ratio of the colorant is higher in the porous substrate surface area of the channel wall than in an internal area of the channel wall. In the configuration of the present disclosure, since more of the colorant exist on the surface side of the porous substrate in the channel wall, the visibility of the channel is increased, and in addition, since the amount of the colorant in the internal portion of the channel wall is small, the elution of the ions contained in the colorant into the specimen is suppressed, and the measurement accuracy is increased.Type: ApplicationFiled: August 22, 2023Publication date: December 7, 2023Inventors: MAKOTO FUKATSU, MASANORI TANAKA, TAKESHI YAMAMOTO, Keiji Miyazaki, JUN MIURA, HARUNOBU MAEDA, FUKA ENOKIDO, AKIHISA MATSUKAWA, YUHEI TERUI
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Publication number: 20230390765Abstract: It is possible to provide a microchannel device with excellent resistance to bending and suppressed deterioration in inspection accuracy. A microchannel device has a channel sandwiched between channel walls formed in an inside a porous substrate, the channel wall contains a thermoplastic resin and a wax, and a proportion of the wax in an area of a surface side of the channel wall facing the channel is higher than a proportion of the wax inside the channel wall.Type: ApplicationFiled: August 22, 2023Publication date: December 7, 2023Inventors: AKIHISA MATSUKAWA, MAKOTO FUKATSU, MASANORI TANAKA, TAKESHI YAMAMOTO, Keiji Miyazaki, JUN MIURA, HARUNOBU MAEDA, FUKA ENOKIDO, YUHEI TERUI
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Publication number: 20230043057Abstract: A recording medium stores an application control program for causing a computer to execute processing including: when a specific application included in a applications is executed in response to a processing request from a specific processing request source, referring to a storage unit that stores flow information that indicates a past execution order of the applications for each of the processing request sources of the applications, and calculating an execution probability that each of one or more applications that are likely to be executed after the specific application executed in response to the processing request from the specific processing request source among the applications is executed after the specific application executed in response to the processing request from the specific processing request source; specifying an application to be activated from the one or more applications based on the calculated execution probability; and activating the specified application to be activated.Type: ApplicationFiled: April 22, 2022Publication date: February 9, 2023Applicant: FUJITSU LIMITEDInventor: Keiji Miyazaki
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Publication number: 20220177300Abstract: The present disclosure provides a method for producing a microchannel device, which can form a channel that has high hydrophobicity, high solvent resistance as well, and also resistance to heat and damage, on demand with high accuracy, and produces the microchannel device at a low cost, while having high productivity. The method for producing a microchannel device includes: forming a channel pattern from a hydrophobic resin on a porous substrate by an electrophotographic method; melting the channel pattern by heat to allow the channel pattern to permeate into the porous substrate, thereby forming a channel in the inside of the porous substrate.Type: ApplicationFiled: February 22, 2022Publication date: June 9, 2022Inventors: Takeshi Yamamoto, Jun Miura, Keiji Miyazaki, Hiroki Tanaka, Makoto Fukatsu, Akihisa Matsukawa, Takayuki Kanazawa, Keigo Mizusawa, Masanori Seki, Masanori Tanaka
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Publication number: 20220168731Abstract: Provided is a microchannel device, which has high hydrophobicity, high mechanical strength, and safety and also has high solvent resistance, and thus has wider applicability. The microchannel device includes a porous substrate having formed therein channel walls each containing a cyclic olefin copolymer that is a copolymer of an alkene and a cyclic olefin.Type: ApplicationFiled: February 17, 2022Publication date: June 2, 2022Inventors: Takeshi Yamamoto, Hiroki Tanaka, Jun Miura, Keiji Miyazaki, Makoto Fukatsu, Akihisa Matsukawa, Takayuki Kanazawa, Keigo Mizusawa, Masanori Seki, Masanori Tanaka
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Publication number: 20220121496Abstract: An information processing device includes a memory and a processor coupled to the memory. The processor is configured to: refer, in a case where a specific application included in a plurality of applications is executed, refer to a storage unit that stores flow information that indicates an execution order of the plurality of applications in the past and calculate an execution probability that each of one or more applications that may be executed after the specific application among the plurality of applications is executed after the specific application; specify an application to be activated from the one or more applications on the basis of the calculated execution probability; and activate the specified application to be activated.Type: ApplicationFiled: July 13, 2021Publication date: April 21, 2022Applicant: FUJITSU LIMITEDInventor: Keiji Miyazaki
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Publication number: 20160373331Abstract: An information processing apparatus configured to adjust a phase relation between a data signal and a strobe signal includes a processor and memory. The memory stores instructions for causing the processor to execute identifying, for each of a plurality of candidates for reference values used to perform a determination regarding a value of the data signal, at least one phase difference between the data signal and the strobe signal for successfully acquiring the data signal according to the strobe signal, determining a reference value of the plurality of candidates for which a period for successfully acquiring the data signal is longer than periods for any other candidates based on the identified phase difference for each candidate, and adjusting the phase relation between the data signal and the strobe signal based on the period for the determined reference value.Type: ApplicationFiled: May 26, 2016Publication date: December 22, 2016Applicant: FUJITSU LIMITEDInventor: Keiji Miyazaki
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Publication number: 20160259740Abstract: An information processing system comprising: an information processing device coupled to a terminal device; and a monitor device coupled to the information processing device, wherein the information processing device includes a first processor configured to process a request from the terminal device, and calculate a frequency of interrupts received by the first processor, and wherein the monitor device includes a memory, and a second processor configured to obtain, from the information processing device, information on the calculated frequency of interrupts, and determine whether or not the frequency of interrupts exceeds a threshold in a particular period based on the obtained information on the frequency of interrupts, and store a result of the determination in the memory.Type: ApplicationFiled: February 22, 2016Publication date: September 8, 2016Applicant: FUJITSU LIMITEDInventor: Keiji MIYAZAKI
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Patent number: 9396022Abstract: A first device starts to transfer memory data related to a virtual machine running on the first device to a second device connected to the first device via a switch device. When an accumulated amount of transferred memory data exceeds a first threshold, the first device stops packet transmission performed by the virtual machine and transmits a prior shut-down notice to the second device. The first device shuts down the virtual machine when the accumulated amount exceeds a second threshold. The second device transmits, upon receiving the prior shut-down notice, a first control message to the switch device and the first device and causes a virtual network interface to start reception of packets destined for the virtual machine. When the memory transfer is completed, the second device starts up the virtual machine to start the packet transmission and outputs packets held in the virtual network interface to the virtual machine.Type: GrantFiled: December 10, 2014Date of Patent: July 19, 2016Assignee: FUJITSU LIMITEDInventor: Keiji Miyazaki
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Publication number: 20160036680Abstract: A packet monitoring method includes storing acquisition time indicating time when a packet including the transmission source information and the destination information is obtained lastly, and a first counter value into a first memory, in association with a combination of transmission source information and destination information of a plurality of packets; receiving a first packet; extracting acquisition time associated with a combination of transmission source information and destination information included in the first packet from the first memory; determining whether a time period from the extracted acquisition time to acquisition time of the first packet is shorter than a predetermined time; and increasing the first counter value stored in the first memory and associated with the combination of transmission source information and destination information included in the first packet by a predetermined value when it is determined that the time period is shorter than the predetermined time.Type: ApplicationFiled: May 20, 2015Publication date: February 4, 2016Applicant: FUJITSU LIMITEDInventor: Keiji MIYAZAKI
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Patent number: 9197585Abstract: An apparatus relays a packet transmitted from and to an information processor via plurality of ports. The apparatus stores, in a memory, first information identifying the information processor in association with a port from which the packet is to be transmitted. When a first packet is received via a first port, the apparatus determines whether second information contained in the first packet and identifying a transmission destination of the first packet is stored in the memory. When the second information is stored in the memory, the apparatus transmits the first packet from a second port associated with the second information, and otherwise transmits the first packet from third ports that are sequentially selected, from among the plurality of ports other than the first port, in variable order that is dynamically determined based on a current traffic state of the plurality of ports.Type: GrantFiled: January 30, 2013Date of Patent: November 24, 2015Assignee: FUJITSU LIMITEDInventor: Keiji Miyazaki
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Publication number: 20150234673Abstract: A first device starts to transfer memory data related to a virtual machine running on the first device to a second device connected to the first device via a switch device. When an accumulated amount of transferred memory data exceeds a first threshold, the first device stops packet transmission performed by the virtual machine and transmits a prior shut-down notice to the second device. The first device shuts down the virtual machine when the accumulated amount exceeds a second threshold. The second device transmits, upon receiving the prior shut-down notice, a first control message to the switch device and the first device and causes a virtual network interface to start reception of packets destined for the virtual machine. When the memory transfer is completed, the second device starts up the virtual machine to start the packet transmission and outputs packets held in the virtual network interface to the virtual machine.Type: ApplicationFiled: December 10, 2014Publication date: August 20, 2015Applicant: FUJITSU LIMITEDInventor: Keiji Miyazaki
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Patent number: 9001692Abstract: A route calculation apparatus calculates an intra-domain route in a target domain assigned with the route calculation apparatus. The intra-domain route is a part of a route for a target path in a network divided into plural domains. Each of the plural domains includes at least one node device. The target path passes through transit domains out of the plural domains from a source node device included in a source domain to a destination node device included in a destination domain. The route calculation apparatus includes a calculator and a route calculation requester. The calculator calculates the intra-domain route in the target domain. The route calculation requester requests a first route calculation apparatus assigned to the destination domain to calculate an intra-domain route in the destination domain when the target domain is one of the plural domains except the destination domain and except domains adjacent to the destination domain.Type: GrantFiled: January 28, 2010Date of Patent: April 7, 2015Assignee: Fujitsu LimitedInventor: Keiji Miyazaki
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Patent number: 8898335Abstract: An apparatus for calculating a plurality of end-to-end paths communicably connecting two terminal nodes in a communication network divided into a plurality of areas. The apparatus selects, among the plurality of areas, a first sequence of passage areas to be traversed by a first end-to-end path, and selects, among the first sequence of passage areas, multi-path passing areas each defined as an area to be traversed by two or more end-to-end paths. The apparatus further calculates two or more intra-area paths for each of the multi-path passage areas, and determines the first end-to-end path by selecting a first intra-area path among the calculated intra-area paths for each of the multi-path passing areas so that the first end-to-end path includes the selected first intra-area paths as a segment thereof and traverses the first sequence of passage areas.Type: GrantFiled: January 29, 2009Date of Patent: November 25, 2014Assignee: Fujitsu LimitedInventor: Keiji Miyazaki
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Patent number: 8665703Abstract: A communication control apparatus includes a storage unit and a processor. The storage unit stores, in association with a port number, first address information regarding apparatuses connected to a port identified by the port number. The processor receives a first affected address list containing second address information regarding apparatuses which may be affected by a trouble, extracts the first address information stored in the storage unit in association with a port number of a port via which the first affected address list has been received, selects third address information which is included in both the first and second address information, updates the first affected address list by replacing the second address information with the third address information to acquire a second affected address list, and transmits the second affected address list via each port other than the port via which the first affected address list has been received.Type: GrantFiled: November 22, 2011Date of Patent: March 4, 2014Assignee: Fujitsu LimitedInventor: Keiji Miyazaki
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Publication number: 20130243005Abstract: An apparatus relays a packet transmitted from and to an information processor via plurality of ports. The apparatus stores, in a memory, first information identifying the information processor in association with a port from which the packet is to be transmitted. When a first packet is received via a first port, the apparatus determines whether second information contained in the first packet and identifying a transmission destination of the first packet is stored in the memory. When the second information is stored in the memory, the apparatus transmits the first packet from a second port associated with the second information, and otherwise transmits the first packet from third ports that are sequentially selected, from among the plurality of ports other than the first port, in variable order that is dynamically determined based on a current traffic state of the plurality of ports.Type: ApplicationFiled: January 30, 2013Publication date: September 19, 2013Applicant: FUJITSU LIMITEDInventor: Keiji MIYAZAKI