Patents by Inventor Tsuyoshi Ito
Tsuyoshi Ito 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: 20210300035Abstract: A printing apparatus includes a print execution section and a controller. The print execution section includes: a printing head having nozzles arranged in a first direction; a head driver that drives the printing head to discharge ink from the nozzles thereby forming dots on a printing medium; and a movement mechanism that moves the printing medium relative to the printing head in any of the first direction and a second direction intersecting with the first direction. The controller obtains a piece of object image data, generates, by using the object image data, a plurality of pieces of dot data indicating formation states of the dots for pixels, and prints a printing image by causing the print execution section to execute discharge of the ink and movement of the printing medium by use of the pieces of dot data.Type: ApplicationFiled: March 12, 2021Publication date: September 30, 2021Inventors: Satoru ARAKANE, Masao MIMOTO, Tsuyoshi ITO
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Publication number: 20210260993Abstract: A protection measure for a vehicle during a side collision is provided, and an oil feeding pipe is attached to a side face of a tank. A vehicle tank structure has a pair of left and right rear frames extending in the vehicle front-rear direction, a floor panel coupling the rear frames, and a tank provided below the floor panel. A side face part of the tank includes a connection port to which an oil feeding pipe is connected, the side face part being directed toward the vehicle-width-direction outer side. A hit-first face part located on the vehicle-width-direction outer side relative to a distal end of the connection port is located above a mounting face part at which the connection port is provided.Type: ApplicationFiled: January 27, 2021Publication date: August 26, 2021Applicant: MAZDA MOTOR CORPORATIONInventors: Tsuyoshi ITO, Kenichiro ARAKI
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Publication number: 20210229456Abstract: A printing apparatus includes a print execution section and a controller. The print execution section includes: a printing head having nozzles from which ink is discharged; a main-scan section configured to execute main-scan in which the printing head moves along a main-scan direction relative to a printing medium; and a sub-scan section configured to execute sub-scan in which the printing medium moves along a sub-scan direction relative to the printing head. The controller obtains object image data indicating an object image formed by pixels, generates pieces of partial printing data by processing the object image data in an order from a downstream side toward an upstream side in the sub-scan direction, and causes the print execution section to execute, a plurality of times, the sub-scan and partial printing in which ink is discharged from the printing head during the main-scan by use of the pieces of partial printing data.Type: ApplicationFiled: January 27, 2021Publication date: July 29, 2021Inventors: Satoru ARAKANE, Tsuyoshi ITO, Hirotoshi MAEHIRA
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Publication number: 20210229267Abstract: A robot system includes first and third robots arranged along a transport direction in which a workpiece is conveyed, and a second robot arranged between the first and third robots along the transport direction. Each of the first and third robots has a first distal end at which a first end effector is configured to be provided to work on the workpiece and has a plurality of axes arranged in a first axis configuration in which a rotation axis, a pivot axis, a pivot axis, and a rotation axis are arranged in this order from the first distal end. The second robot has a second distal end at which a second end effector is configured to be provided to work on the workpiece. The second robot has a second axis configuration different from the first axis configuration.Type: ApplicationFiled: April 13, 2021Publication date: July 29, 2021Applicant: KABUSHIKI KAISHA YASKAWA DENKIInventors: Tsuyoshi ITO, Kiminori NISHIMURA
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Publication number: 20210216855Abstract: A distributed deep learning system that can achieve speeding-up by processing learning in parallel at a large number of learning nodes connected with a communication network and perform faster cooperative processing among the learning nodes connected through the communication network is provided. The distributed deep learning system includes: a plurality of computing interconnect devices 1 connected with each other through a ring communication network 3 through which communication is possible in one direction; and a plurality of learning nodes 2 connected with the respective computing interconnect devices 1 in a one-to-one relation, and each computing interconnect device 1 executes communication packet transmission-reception processing between the learning nodes 2 and All-reduce processing simultaneously in parallel.Type: ApplicationFiled: May 27, 2019Publication date: July 15, 2021Inventors: Junichi Kato, Kenji Kawai, Huycu Ngo, Yuki Arikawa, Tsuyoshi Ito, Takeshi Sakamoto
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Publication number: 20210216866Abstract: Individual distributed processing nodes packetize distributed data for each weight of a neural network of a learning object in an order of a number of the weight, transmit the distributed data to an aggregation processing node, acquire aggregation data transmitted from the node in order, and update the weight of the neural network. The node acquires the transmitted distributed data, packetizes the aggregation data for which the distributed data of all the distributed processing nodes is aggregated for each weight, and transmits the aggregation data to the individual nodes. The individual nodes monitor an unreceived data amount which is a difference between data amounts of the transmitted distributed data and the acquired aggregation data, and when the unreceived data amount becomes equal to or larger than a threshold Ma, stops transmission of the distributed data until the unreceived data amount becomes equal to or smaller than a threshold Mb (Mb<Ma).Type: ApplicationFiled: May 21, 2019Publication date: July 15, 2021Inventors: Tsuyoshi Ito, Kenji Kawai, Junichi Kato, Huycu Ngo, Yuki Arikawa, Takeshi Sakamoto
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Publication number: 20210209443Abstract: A first distributed processing node sets, as intermediate aggregated data, distributed data generated by the own node and transmits this data to the distributed processing node having the next number designated in advance. The intermediate distributed processing node excluding the first and last distributed processing nodes calculates, for each of weights corresponding thereto, a sum of the received intermediate aggregated data and distributed data generated by the own node, generates intermediate aggregated data after update, and transmits this data to the distributed processing node having the next number designated in advance. The last distributed processing node calculates, for each of the weights corresponding thereto, a sum of the received intermediate aggregated data and distributed data generated by the own node, generates aggregated data, and transmits this data to the first and intermediate distributed processing nodes.Type: ApplicationFiled: May 5, 2019Publication date: July 8, 2021Inventors: Kenji Kawai, Junichi Kato, Huycu Ngo, Yuki Arikawa, Tsuyoshi Ito, Takeshi Sakamoto
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Publication number: 20210210231Abstract: More accurate prediction of reactor water quality of a nuclear reactor is implemented. A device for prediction of reactor water quality of a nuclear reactor in a nuclear power plant is disclosed. The device stores a reactor water quality prediction model which is learned using learning data, and with which future reactor water quality is predicted. An explanatory variable of the reactor water quality prediction model includes a value in a predetermined period unit that is generated from data acquired in an operating nuclear power plant. The device generates the value in a predetermined period unit from data acquired in a target operating nuclear power plant, and acquires a predicted value of the reactor water quality in the target nuclear power plant based on the reactor water quality prediction model and the value in a predetermined period unit.Type: ApplicationFiled: October 28, 2020Publication date: July 8, 2021Inventors: Hiroko SUKEDA, Naoshi USUI, Mayu SASAKI, Hideyuki HOSOKAWA, Tsuyoshi ITO
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Patent number: 11027421Abstract: A robot is provided which has: a housing including a plurality of joints; a reduction gear placed in the joint, the reduction gear including a lubrication chamber where a gear mechanism for slowing down and transmitting an output of a motor and lubricant is sealed; and an air chamber placed inside the housing, the air chamber communicating with the lubrication chamber.Type: GrantFiled: August 3, 2018Date of Patent: June 8, 2021Assignee: Kabushiki Kaisha Yaskawa DenkiInventors: Naoyuki Ohtsubo, Tsuyoshi Ito, Yuji Ishimaru
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Publication number: 20210162770Abstract: A printer includes a print engine and a controller configured to, when a particular condition is satisfied, control the print engine to perform first partial printing to form first dots corresponding to a first portion of a target image without forming second dots corresponding to a second portion of the target image, perform sub scanning over a first distance after the first partial printing and before second partial printing, and perform the second partial printing to form the second dots without forming the first dots, and when the particular condition is not satisfied, control the print engine to perform the first partial printing to form at least a part of the first dots, perform the sub scanning over a second distance different from the first distance after the first partial printing and before second partial printing, and perform the second partial printing to form the second dots.Type: ApplicationFiled: November 12, 2020Publication date: June 3, 2021Applicant: Brother Kogyo Kabushiki KaishaInventors: Satoru ARAKANE, Tsuyoshi ITO, Hirotoshi MAEHIRA
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Publication number: 20210146393Abstract: A coating system includes coating robots configured to coat a vehicle, and an operation robot. The operation robot includes a first arm configured to turn around a first axis; a second arm configured to turn around a second axis parallel to the first axis; a third arm configured to turn around a third axis parallel to the first axis; a fourth arm configured to turn around a fourth axis perpendicular to the first axis; a fifth arm configured to turn around a fifth axis parallel to the fourth axis; and a tip jig is supported at the fifth arm and is configured to turn around a sixth axis. The sixth axis is selectively parallel to the fifth axis or perpendicular to a plane which includes the fourth axis and the fifth axis.Type: ApplicationFiled: January 7, 2021Publication date: May 20, 2021Applicant: KABUSHIKI KAISHA YASKAWA DENKIInventors: Katsuhiko YOSHINO, Satoshi SUEYOSHI, Takahiro UMEZAKI, Tsuyoshi ITO
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Patent number: 10987955Abstract: A printer includes a first roller, a second roller, a motor and a head. The printer includes a controller configured to control the head and the motor to print a first pattern comprising a plurality of first pattern elements on the sheet by alternately repeating, ejecting a liquid droplet to print one of the first pattern elements on the sheet and conveying a sheet in a conveyance direction by a first distance. The controller is configured to, after printing the first pattern on the sheet, control the motor to convey the sheet in the conveyance direction by a second distance and control the head to eject the liquid droplet to print a second pattern on the sheet without conveying the sheet, a respective first pattern element and a corresponding second pattern element being disposed at a same location in a direction orthogonal to the conveyance direction.Type: GrantFiled: January 9, 2018Date of Patent: April 27, 2021Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Tsuyoshi Ito, Masao Mimoto, Aya Kimura
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Publication number: 20210114380Abstract: A control device for a printing execution unit including a printing head, a head drive unit, and a movement unit, wherein, in a case where a non-character object region is located at an upstream end of a partial region which is configured to be printed by a first partial printing: dots are formed in a first overlap region by both the first partial printing and a second partial printing, the first overlap region including the upstream end of the partial region, wherein, in a case where a character region is located at the upstream end of the partial region, dots are formed in a second overlap region by both the first partial printing and the second partial printing, the second overlap region including the upstream end of the partial region, and wherein a length of the second overlap region is shorter than a length of the first overlap region.Type: ApplicationFiled: December 30, 2020Publication date: April 22, 2021Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Hirotoshi MAEHIRA, Tsuyoshi ITO, Masao MIMOTO, Yoshimitsu TANIGUCHI, Shohei ICHIKAWA, Kengo NODA
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Publication number: 20210117783Abstract: Each of distributed processing nodes [n] (n=1, . . . , and N) packetizes pieces of distributed data [m, n] as packets for every M weights w [m] ((m=1, . . . , and M) of a neural network to be learned in an order of numbers m, transmits the packets to a consolidation processing node, receives a packet transmitted from the consolidation processing node to acquire consolidated data R [m] in the order of numbers m and update the weights w [m] of the neural network on the basis of the consolidated data R [m].Type: ApplicationFiled: February 6, 2019Publication date: April 22, 2021Applicant: Nippon Telegraph and Telephone CorporationInventors: Kenji KAWAI, Junichi KATO, Huycu NGO, Yuki ARIKAWA, Tsuyoshi ITO, Takeshi SAKAMOTO
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Publication number: 20210107304Abstract: When an image recording apparatus records an specific image over a boundary between a first dot formation range where dots are to be formed in a preceding recording operation of two consecutive recording operations and a second dot formation range where dots are to be formed in a subsequent recording operation of the two consecutive recording operations, the apparatus sets, as a correction portion, an end portion in a scanning direction of a specific region including at least one of a first boundary region adjacent to the second dot formation range and a second boundary region adjacent to the first dot formation range in the specific image, and forms the dot placed at the correction portion by discharging liquid of a discharge amount smaller than the discharge amount set for a dot element corresponding to the dot from nozzles.Type: ApplicationFiled: December 21, 2020Publication date: April 15, 2021Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Masao MIMOTO, Kengo NODA, Shohei ICHIKAWA, Yoshimitsu TANIGUCHI, Tsuyoshi ITO
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Publication number: 20210094324Abstract: When a specified image is recorded while ranging over a boundary between a first dot recording range and a second dot recording range, a controller of an image recording apparatus judges whether or not a predetermined condition is fulfilled, the predetermined condition including at least one of a first condition which relates to a duty and a second condition which relates to a positional deviation in a scanning direction of a landing position of a liquid. If the predetermined condition is fulfilled, the dot belonging to a correcting portion is formed by correcting discharge in which the liquid in a discharge amount smaller than a set discharge amount is discharged. If the predetermined condition is not fulfilled, the dot belonging to the correcting portion is formed by ordinary discharge in which the liquid in the set discharge amount is discharged.Type: ApplicationFiled: September 24, 2020Publication date: April 1, 2021Inventors: Satoru ARAKANE, Masao MIMOTO, Tsuyoshi ITO
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Publication number: 20210098142Abstract: A reactor water radioactivity concentration of a nuclear power plant can be predicted with high accuracy. First, a plant state quantity prediction value is calculated by using a physical model that describes plant state quantities of the power plant including a flow rate of feedwater and a metal corrosion product concentration in feedwater of the reactor water is calculated. Next, data for supervised learning is created, and the data for supervised learning includes the previously calculated plant state quantity prediction value and a plant state quantity such as the flow rate of feedwater, the metal corrosion product concentration in feedwater, a metal corrosion product concentration in reactor water, and a radioactive metal corrosion concentration of the reactor water in the reactor as input data and includes a radioactive metal corrosion concentration in the reactor water which is an actual measured value as output data, and a predictive model is trained.Type: ApplicationFiled: September 17, 2020Publication date: April 1, 2021Inventors: Hideyuki HOSOKAWA, Tsuyoshi ITO, Hiroko SUKEDA, Mayu SASAKI, Naoshi USUI
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Patent number: 10953673Abstract: There is provided an ink-jet recording apparatus including: a first transporting portion provided in a first transport path; a support member configured to support the sheet; a recording portion; a plurality of contact portions configured to come into contact with the sheet; a plurality of support ribs; a second transporting portion provided in a second transport path connected with the first transport path; and a third transporting portion configured to sandwich and transport the sheet in the first transporting direction or toward the second transport path. On the upstream side to the second transporting portion in the second transporting direction, a projecting portion is formed with the upper guide member to project toward the lower guide member below a virtual line linking a nip position of the sheet due to the third transporting portion with another nip position of the sheet due to the second transporting portion.Type: GrantFiled: August 19, 2019Date of Patent: March 23, 2021Assignee: Brother Kogyo Kabushiki KaishaInventors: Tsuyoshi Ito, Noriyuki Kawamata, Takashi Omura
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Patent number: 10940703Abstract: A liquid jetting apparatus includes: a conveyance roller; a head; a discharge roller; a tray; a memory; and a controller that receives printing data, drives the conveyance roller and the discharge roller to convey a sheet at a first velocity in a conveyance direction, and controls the head to jet liquid on the sheet. The controller obtains a first amount and a second amount based on the printing data. After the liquid is jetted from the head on the first area, the conveyance roller and the discharge roller are driven to convey the sheet at a second velocity slower than the first velocity and to discharge the sheet on the tray, or conveyance of the sheet is stopped for a predefined time and then the sheet is conveyed at the first velocity to be discharged on the tray.Type: GrantFiled: May 9, 2019Date of Patent: March 9, 2021Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Shohei Ichikawa, Masao Mimoto, Yoshimitsu Taniguchi, Tsuyoshi Ito
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Publication number: 20210060983Abstract: An image forming apparatus may include a mechanism for forming a corrugated shape in a sheet to be conveyed. The mechanism may include various components include one or more pressing portions, one or more ribs, one or more discharge rollers, a switching mechanism and the like. In one arrangement, ribs and pressing portions configured to create the corrugated shape may be disposed at various locations upstream or downstream of the platen, recording portion and/or nozzles thereof. In one example, pressing portions may be disposed both upstream and downstream of the nozzles of the recording portion to maintain a corrugated shape in the conveyed sheet. Various other configurations may be used.Type: ApplicationFiled: July 10, 2020Publication date: March 4, 2021Inventors: Tsuyoshi Ito, Yuji Koga, Wataru Sugiyama, Kenji Samoto