Patents by Inventor Kenji Shimizu
Kenji Shimizu 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: 20250251710Abstract: According to one embodiment of the present disclosure, a motor monitoring device that can easily ascertain the state of a motor comprises a rotational speed acquisition unit that acquires the rotational speed of a motor that operates in accordance with an operation program, an output value acquisition unit that acquires an output value for the motor, and a graph display unit that plots a marker that represents a combination of the rotational speed and the output value at a graph area where one axis is the rotational speed and the other axis is the output value. The graph display unit has a unit area setting unit that sets a plurality of unit areas that divide the graph area into a grid and a format modification unit that modifies the display format of the marker by unit area in accordance with a prescribed indicator.Type: ApplicationFiled: June 14, 2022Publication date: August 7, 2025Applicant: FANUC CORPORATIONInventors: Kenji SHIMIZU, Makoto HAGA
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Patent number: 12363192Abstract: This communication system comprises a plurality of computers 1, 2 that each comprise: an optical transport path control unit 14 that adjusts the number of optical transport paths between the computer itself and a connection target computer and that sets the adjusted number of optical transport paths; a remote direct memory access (RDMA) communication unit 11 that, in accordance with the number of optical transport paths 4 announced from the optical transport path control unit 14, chunks data that is to be transferred to the connection target computer; and an RDMA control unit 16 that sets RDMA communication paths the number of which is the same as the number of the optical transport paths 4 pursuant to an instruction from the RDMA communication unit 11.Type: GrantFiled: September 6, 2021Date of Patent: July 15, 2025Assignee: Nippon Telegraph and Telephone CorporationInventors: Toru Mano, Junki Ichikawa, Yukio Tsukishima, Kenji Shimizu, Hideki Nishizawa, Tomoya Hibi, Kiwami Inoue
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Patent number: 12355848Abstract: A data processing system includes an event information generating apparatus including generation means that receives data collected from a plurality of terminals, generates event information from the data, and transmits the generated event information to a broker device. The event information generating apparatus includes transmission means that transmits, to a data hub node device corresponding to the event information generated by the generation means, among a plurality of data hub node devices that differ for each event information, data corresponding to the event information. The data processing system includes a data processing apparatus including acquisition means that acquires event information corresponding to a specific service from a broker device. The data processing apparatus includes processing means that acquires the data from a data hub node device that stores the data corresponding to the event information, to execute processing using the data.Type: GrantFiled: April 19, 2021Date of Patent: July 8, 2025Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Shintaro Mizuno, Kenji Shimizu, Masahisa Kawashima
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Publication number: 20250198880Abstract: A motor-monitoring device according to one embodiment of the present disclosure, which allows easy ascertaining of the status of a motor, comprises: a rotation speed acquisition unit that acquires the rotation speed of a motor operating according to an operating program; a history information storage unit that stores history information including the rotation speed at fixed time intervals; and a graph display unit that plots markers indicating the rotation speed in a graph region with one axis used for time and the other axis for rotation speed, the graph display unit changing the mode of the marker according to a prescribed index.Type: ApplicationFiled: June 14, 2022Publication date: June 19, 2025Applicant: FANUC CORPORATIONInventors: Kenji SHIMIZU, Makoto HAGA
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Publication number: 20250181053Abstract: A motor monitoring apparatus according to one aspect of the present disclosure comprises: a program acquisition unit for acquiring a machining program that includes a plurality of blocks and is to be executed by a machine tool; a rotation speed acquisition unit that acquires the rotation speed of a main shaft motor of the machine tool; an output value acquisition unit that acquires an output value of the main shaft motor; a program display unit for displaying program portion information that includes information indicating a portion or a position of the machining program; a graph display unit for displaying a graph in which markers, each indicating a combination of the rotation speed and the output value, are plotted in a graph region with one axis for the rotation speed and another axis for the output value; and an information saving unit for saving, and associating with each other, the rotation speed and the output value, and the blocks.Type: ApplicationFiled: April 27, 2022Publication date: June 5, 2025Applicant: FANUC CORPORATIONInventors: Kenji SHIMIZU, Shunichi GOMI
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Publication number: 20250180648Abstract: A motor monitoring device according to one aspect of the present disclosure comprises: a rotational speed acquisition unit that acquires the rotational speed of a motor of a machine tool; an output value acquisition unit that acquires the output value of the motor; a state value acquisition unit that acquires a state value indicating the state of the motor; and a graph display unit that plots a marker indicating a combination of the rotational speed and the output value in a graph region in which one axis is the rotational speed and the other axis is the output value.Type: ApplicationFiled: April 27, 2022Publication date: June 5, 2025Applicant: FANUC CORPORATIONInventors: Kenji SHIMIZU, Makoto HAGA
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Patent number: 12319546Abstract: A lightweight and high-rigidity telescopic boom in which strain during manufacturing is suppressed is disclosed. In a telescopic boom, a plurality of booms forms a telescope structure, and the telescopic boom includes a boom fixing mechanism that fixes a top boom disposed relatively inside at a predetermined position with respect to a first intermediate boom disposed relatively outside. The boom fixing mechanism includes a boom fixing pin that is provided to the top boom and advances and retreats with respect to the first intermediate boom, a fixing boss that is provided to the first intermediate boom and into which the boom fixing pin is inserted and extracted, and a gap maintaining member that is provided to the fixing boss and protrudes outward to maintain a gap between the first intermediate boom and a second intermediate boom disposed further outside.Type: GrantFiled: June 7, 2021Date of Patent: June 3, 2025Assignee: TADANO LTD.Inventors: Kenji Shimizu, Kazuhiro Kobayashi
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Patent number: 12275263Abstract: A thermosensitive recording medium includes a support; a first underlayer disposed on or above the support; a second underlayer disposed on or above the first underlayer; and a thermosensitive recording layer disposed on or above the second underlayer. The second underlayer and the thermosensitive recording layer are formed by simultaneous curtain coating. Surface smoothness of a surface of the thermosensitive recording medium is 1,000 s or greater.Type: GrantFiled: March 9, 2021Date of Patent: April 15, 2025Assignee: Ricoh Company, Ltd.Inventors: Kaito Sugiura, Kenji Shimizu
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Publication number: 20250097160Abstract: A data transfer system includes: a transmission side data transfer device that transmits a plurality of pieces of data generated by a data generator; and a reception-side data transfer device that transmits a bundle of the pieces of data to a remote computer, the transmission-side data transfer device includes: a distribution unit that distributes the plurality of pieces of data to distribution destinations having priorities of the respective pieces of data; a generation unit that consolidates a plurality of pieces of data respectively distributed to the distribution destinations into each chunk having a size greater than or equal to a certain size, in order from one of the distribution destinations having a high priority; and a transmission unit that transmits each of the chunks to the reception-side data transfer device, and the reception-side data transfer device includes a determination unit that determines the priorities of the pieces of data.Type: ApplicationFiled: January 20, 2022Publication date: March 20, 2025Inventors: Tomoya HIBI, Kiwami INOUE, Junki ICHIKAWA, Yukio TSUKISHIMA, Kenji SHIMIZU
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Publication number: 20250094371Abstract: A local terminal transmits to a processing device an RDMA transmission packet in which processing data to be transferred to a memory of an accelerator of each of a first remote terminal and a second remote terminal is set. The processing device acquires a QPN from the first remote terminal, converts a Destination QP of a BTH of the RDMA transmission packet into the QPN acquired from the first remote terminal, and transmits a converted RDMA transmission packet to the first remote terminal. When a connection is established, the processing device acquires a QPN from the second remote terminal, converts the Destination QP of the BTH of the RDMA transmission packet into the QPN acquired from the second remote terminal, and transmits a converted RDMA transmission packet to the second remote terminal. Each of the first and second remote terminal transfers the processing data to the memory of the accelerator.Type: ApplicationFiled: January 12, 2022Publication date: March 20, 2025Inventors: Kiwami INOUE, Junki ICHIKAWA, Yukio TSUKISHIMA, Kenji SHIMIZU, Hideki NISHIZAWA
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Patent number: 12238171Abstract: An information communication apparatus, which aggregates data transmitted from a plurality of terminals and transmits the aggregated data to a reception side. The information communication apparatus includes: a determination means that operates in a first layer for determining an update size of a memory area used to hold the data transmitted from the plurality of terminals on a basis of information related to the data; and a setting means that sets a band of a network path of a second layer necessary for communicating with the reception side on a basis of the update size and an update rate of the data.Type: GrantFiled: April 19, 2021Date of Patent: February 25, 2025Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Shintaro Mizuno, Kenji Shimizu, Masahisa Kawashima
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Publication number: 20250039262Abstract: A communication system includes a plurality of computing machines 1 and 2 connected to an optical network, in which the optical network includes a main signal communication path 4 and a control communication path 3. Each of the computing machines 1 and 2 includes a control unit 14 that sets a remote direct memory access (RDMA) communication path, and a communication unit 11 that transmits a setting request including setting information of the RDMA communication path set by the control unit 14 and setting information for setting the main signal communication path 4 to a computing machine of an access destination via the control communication path 3; and a main signal transmitting/receiving unit 16 that establishes the main signal communication path 4 based on the setting information of the main signal communication path 4.Type: ApplicationFiled: September 2, 2021Publication date: January 30, 2025Inventors: Kiwami INOUE, Junki ICHIKAWA, Yukio TSUKISHIMA, Kenji SHIMIZU, Hideki Nishizawa, Toru MANO, Tomoya HIBI
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Publication number: 20240414092Abstract: A communication system includes a first intermediate device 10A and a second intermediate device 10B, in which the first intermediate device includes a buffer management unit 15 that determines a buffer size based on delay information and secures a buffer, a transfer unit 11 that, when data to be transferred to a second device 50 is smaller than a credit of the second intermediate device, transfers a request including the data to the second intermediate device, and a generation unit 12A that generates a pseudo-response to the request and returns the pseudo-response to the first device, and the second intermediate device includes a buffer management unit 15 that determines a buffer size based on the delay information and secures a buffer, a transfer unit 11 that transfers the request to the second device and stores the request in the buffer to update the credit of its own device, and a discarding unit 12B that discards a response received from the second device, deletes the request stored in the buffer, and upType: ApplicationFiled: October 8, 2021Publication date: December 12, 2024Inventors: Tomoya HIBI, Junki ICHIKAWA, Toru MANO, Kazuya ANAZAWA, Yukio TSUKISHIMA, Kenji SHIMIZU, Hideki NISHIZAWA, Koichi TAKASUGI
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Publication number: 20240394215Abstract: An intermediate device 10A is the intermediate device 10A disposed between a requester 30 for transferring data using RDMA and a responder 50. The intermediate device 10A extracts a combination of a QPN of the requester 30 and the QPN of the responder 50 from a packet transmitted and received when establishing the connection, and registers the combination in a QPN table 15. The intermediate device 10A manages an MSN by a WQ table 17, and transitions the MSN number when receiving a request with a flag of Last or Only from the requester 30, and returns a pseudo-Response including the MSN after the transition.Type: ApplicationFiled: September 27, 2021Publication date: November 28, 2024Inventors: Junki ICHIKAWA, Hideki Nishizawa, Kenji SHIMIZU, Yukio TSUKISHIMA, Tomoya HIBI, Kiwami INOUE
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Publication number: 20240385986Abstract: A communication system includes a plurality of computing machines connected to an optical network, in which the optical network includes a main signal communication path and a control communication path. Each of the computing machines and includes an RDMA communication unit that performs transmission of setting information for setting the main signal communication path to a computing machine of an access destination via the control communication path; and a main signal transmitting/receiving unit that establishes the main signal communication path based on the setting information. The RDMA communication unit gives an instruction for setting of the RDMA communication path in parallel with the transmission of the setting information. The computing machine further includes an RDMA control unit that secures a memory area for RDMA communication and transmits setting information including the memory area to the computing machine of the access destination.Type: ApplicationFiled: September 2, 2021Publication date: November 21, 2024Inventors: Tomoya HIBI, Junki ICHIKAWA, Yukio TSUKISHIMA, Kenji SHIMIZU, Hideki NISHIZAWA, Kiwami INOUE, Toru MANO
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Publication number: 20240357008Abstract: This communication system comprises a plurality of computers 1, 2 that each comprise: an optical transport path control unit 14 that adjusts the number of optical transport paths between the computer itself and a connection target computer and that sets the adjusted number of optical transport paths; a remote direct memory access (RDMA) communication unit 11 that, in accordance with the number of optical transport paths 4 announced from the optical transport path control unit 14, chunks data that is to be transferred to the connection target computer; and an RDMA control unit 16 that sets RDMA communication paths the number of which is the same as the number of the optical transport paths 4 pursuant to an instruction from the RDMA communication unit 11.Type: ApplicationFiled: September 6, 2021Publication date: October 24, 2024Inventors: Toru MANO, Junki ICHIKAWA, Yukio TSUKISHIMA, Kenji SHIMIZU, Hideki NISHIZAWA, Tomoya HIBI, Kiwami INOUE
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Patent number: 12048959Abstract: To provide a rod member feeding device that reduces the load on a spindle chuck and a finger chuck when a rod member is positioned, as well as providing a machine tool provided with the rod member feeding device, and a control method for the rod member feeding device. A rod member feeding device includes: a feed rod for supplying a rod member to a spindle; a servomotor for moving the feed rod along the axial direction of the spindle; and a control device (exemplified with a motor control device and a control device) for controlling the driving of the servomotor. The control device calculates a deviation between a command position based on an advance amount of the feed rod and the actual position of the feed rod that has been actually advanced by the driving of the servomotor, and controls the driving of the servomotor based on the magnitude of the deviation.Type: GrantFiled: March 4, 2021Date of Patent: July 30, 2024Assignees: CITIZEN WATCH CO., LTD., CITIZEN MACHINERY CO., LTD.Inventors: Kiyohiko Watanabe, Takanori Shinohara, Kenji Shimizu
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Patent number: 12030328Abstract: A thermosensitive recording medium includes a base material; a thermosensitive recording layer; and an under layer disposed between the base material and the thermosensitive recording layer and containing a non-thermally-expandable hollow filler. The thermosensitive recording medium includes a hydrocarbon, where an amount of the hydrocarbon having from 3 through 16 carbon atoms is 0.2 mg/m2 or more, relative to an area of the thermosensitive recording medium.Type: GrantFiled: March 10, 2020Date of Patent: July 9, 2024Assignee: Ricoh Company, Ltd.Inventors: Kenji Shimizu, Gaku Kohara, Marin Mio, Akira Suzuki
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Publication number: 20240205299Abstract: A data processing system includes an event information generating apparatus including generation means that receives data collected from a plurality of terminals, generates event information from the data, and transmits the generated event information to a broker device. The event information generating apparatus includes transmission means that transmits, to a data hub node device corresponding to the event information generated by the generation means, among a plurality of data hub node devices that differ for each event information, data corresponding to the event information. The data processing system includes a data processing apparatus including acquisition means that acquires event information corresponding to a specific service from a broker device. The data processing apparatus includes processing means that acquires the data from a data hub node device that stores the data corresponding to the event information, to execute processing using the data.Type: ApplicationFiled: April 19, 2021Publication date: June 20, 2024Inventors: Shintaro MIZUNO, Kenji SHIMIZU, Masahisa KAWASHIMA
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Publication number: 20240195873Abstract: An information communication apparatus, which aggregates data transmitted from a plurality of terminals and transmits the aggregated data to a reception side. The information communication apparatus includes: a determination means that operates in a first layer for determining an update size of a memory area used to hold the data transmitted from the plurality of terminals on a basis of information related to the data; and a setting means that sets a band of a network path of a second layer necessary for communicating with the reception side on a basis of the update size and an update rate of the data.Type: ApplicationFiled: April 19, 2021Publication date: June 13, 2024Inventors: Shintaro MIZUNO, Kenji SHIMIZU, Masahisa KAWASHIMA