Patents by Inventor Koji Miyake
Koji Miyake 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: 12037927Abstract: A turbine stator vane includes: a stator vane body extending in a radial direction intersecting a flow direction of steam; a recovery portion that is defined on a surface of the stator vane body, and configured to recover a liquid film flowing along the surface of the stator vane body; and a center region, which is defined on the surface of the stator vane body and includes grooves extending from an upstream side toward the recovery portion in the flow direction. Intervals between adjacent grooves decrease from the upstream side toward the recovery portion.Type: GrantFiled: March 30, 2022Date of Patent: July 16, 2024Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Shunsuke Mizumi, Soichiro Tabata, Koji Ishibashi, Satoshi Miyake
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Patent number: 12030019Abstract: A hollow fiber membrane module includes: a hollow fiber membrane bundle; a housing formed with a port for allowing a cleaning gas for the hollow fiber membrane bundle to inflow therethrough for accommodating the hollow fiber membrane bundle; and a diffuser having a receiving surface for receiving the cleaning gas having entered through the port, the receiving surface being formed with diffusion hole for diffusing the cleaning gas to the hollow fiber membrane bundle in housing. The diffuser includes a partition dividing a space under the receiving surface into an inner space and an outer space surrounding the inner space and permitting the cleaning gas having entered through the port to flow thereinto. The diffusion hole is arranged to allow at least a part of the cleaning gas flowing in the outer space to diffuse from the inner space to the hollow fiber membrane bundle.Type: GrantFiled: June 20, 2019Date of Patent: July 9, 2024Assignee: Kuraray Co., Ltd.Inventors: Toshimitsu Takeshita, Koji Miyake, Naru Teshima
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Patent number: 11994864Abstract: This region registration system is provided with a positioning antenna, a position acquisition unit, a reference-point specification unit, a direction specification unit, a candidate-point registration unit, and a region registration unit, and acquires an antenna position as a measurement point. The reference-point specification unit specifies a corner antenna reference point. The direction specification unit specifies a turning direction of a rice seedling transplanter that has passed the corner antenna reference point. The candidate-point registration unit biases the corner antenna reference point to a position forward of the rice seedling transplanter at the time of measuring said corner antenna reference point, and at the same time, registers, as a corner candidate point, a position biased toward either side in the width direction of said rice seedling transplanter in accordance with the turning direction specified by the direction specification unit.Type: GrantFiled: June 21, 2019Date of Patent: May 28, 2024Assignee: Yanmar Power Technology Co., Ltd.Inventor: Koji Miyake
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Publication number: 20240085906Abstract: A reception processing unit receives a user operation performed with respect to an operation tool that causes a work vehicle to execute a predetermined motion. A motion processing unit causes the work vehicle to execute a motion corresponding to the user operation performed with respect to the operation tool. A travel processing unit switches from autonomous travel to manual travel when a change amount relating to the operation tool corresponding to the user operation exceeds a threshold while the work vehicle is performing autonomous travel. A setting processing unit sets the threshold based on at least one of setting information and work information of the work vehicle.Type: ApplicationFiled: September 11, 2023Publication date: March 14, 2024Applicant: Yanmar Holdings Co., Ltd.Inventors: Koji Miyake, Yasuto Nishii, Kenichi Miyai
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Publication number: 20240085910Abstract: An acquisition processing unit acquires position information of a predetermined position of a work vehicle in a field. A registration processing unit registers the predetermined position as a reference point when the work vehicle has traveled a predetermined distance from the predetermined position, or when a predetermined time has elapsed since the work vehicle started to travel from the predetermined position. A generation processing unit generates a target route based on the reference point.Type: ApplicationFiled: September 11, 2023Publication date: March 14, 2024Applicant: Yanmar Holdings Co., Ltd.Inventors: Koji Miyake, Takashi Mochida
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Publication number: 20240058764Abstract: A gas separation membrane module includes at least one hollow fiber membrane element and a casing. The hollow fiber membrane element includes hollow fiber membranes and a cylindrical body. The cylindrical body extends in a longitudinal direction of the hollow fiber membranes, and accommodates the hollow fiber membranes. The hollow fiber membrane element includes sweep gas introduction ports and mixed gas discharge ports. A first supply chamber, a first discharge chamber, a second supply chamber, and a second discharge chamber are positioned between the casing and the hollow fiber membrane element. The first supply chamber, the first discharge chamber, the second supply chamber, and the second discharge chamber are partitioned off from each other.Type: ApplicationFiled: September 29, 2020Publication date: February 22, 2024Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, KURARAY, CO., LTD.Inventors: Katsuya UMEMOTO, Takafumi ITO, Koji FUKUMOTO, Tomoaki UMEMURA, Koji MIYAKE, Kazuhiko EDA, Youhei YABUNO, Kensaku KOMATSU
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Publication number: 20240003338Abstract: A roller bearing includes: inner and outer rings; rollers interposed between raceway surfaces of the inner and outer rings and having a roller outer circumferential surface; a cage retaining the rollers; and a DLC film on the roller outer circumferential surface. The DLC film includes a superficial layer having cavities provided therein to hold a lubricating agent. The rollers have a ratio of surface area occupied by the cavities of 40% or less, and the cavities have a size of 10 to 100 ?m when viewed in a plan view thereof. The DLC film can have a multilayered structure in which the superficial layer is layered on an additional layer, and the cavities can include a void of soft DLC present in the superficial layer and having a film hardness lower than that of the additional layer.Type: ApplicationFiled: September 19, 2023Publication date: January 4, 2024Applicant: NTN CORPORATIONInventors: Yuusaku KIBA, Kazumasa SEKO, Michio HORI, Koji MIYAKE, Yoshikazu TANAKA
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Publication number: 20240003386Abstract: Provided is a roller bearing which includes rollers (4, 5) interposed between raceway surfaces of inner and outer rings (2, 3) and having a roller outer circumferential surface, and a DLC film on the roller outer circumferential surface. The DLC film includes a metal layer, an intermediate layer containing the metal and DLC, and a superficial layer containing DLC, in the stated order starting from a side adjacent to a substrate of the rollers (4, 5). The intermediate layer has a bilayered structure of a top layer and a bottom layer. The top layer is a DLC-enriched layer having a greater content of DLC than the bottom layer. The bottom layer is a metal-enriched layer having a greater content of the metal than the top layer. The metal-enriched layer has a layer thickness of between at least 100 nm and no more than 300 nm.Type: ApplicationFiled: September 19, 2023Publication date: January 4, 2024Applicant: NTN CORPORATIONInventors: Yuusaku KIBA, Kazumasa SEKO, Michio HORI, Koji MIYAKE, Yoshikazu TANAKA
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Patent number: 11851741Abstract: A hard carbon film that forms a sliding surface of a sliding member, wherein the hard carbon film includes terminal atoms that bond to carbon atoms and has a plurality of protruding shaped parts, part of which protrude from the surface thereof, with the periphery of each of the plurality of protruding shaped parts being terminated by a terminal atom. A manufacturing method for the hard carbon film for producing the hard carbon film on a sliding surface of the sliding member using arc vapor deposition having graphite as the vaporization source, wherein a gas containing the terminal atoms that bond to carbon atoms is introduced, and the plurality of protruding shaped parts is grown on the surface of the hard carbon film while terminating the periphery of the plurality of protruding shaped parts by bonding of the terminal atoms to carbon atoms.Type: GrantFiled: May 9, 2018Date of Patent: December 26, 2023Assignee: NIPPON ITF, INC.Inventors: Takehiko Ooshiro, Yukako Fukutani, Koji Miyake
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Publication number: 20230401505Abstract: An acquisition processing unit obtains a plant interval of agricultural materials. A setting processing unit sets a work starting reference position, which is a reference position for setting a work starting position where supply work of the agricultural materials is started, and sets the work starting position corresponding to each of a plurality of work routes on the basis of the plant interval and the work starting reference position.Type: ApplicationFiled: June 8, 2023Publication date: December 14, 2023Applicant: Yanmar Holdings Co., Ltd.Inventors: Koji MIYAKE, Kenta ONISHI
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Publication number: 20230280757Abstract: A traveling processing unit causes a work vehicle to automatically travel along a target route set within a field. A detection processing unit detects an obstacle located on an outer periphery of the field, while the work vehicle is traveling along the target route in a headland area of the field. In a case where the obstacle is a ridge, the traveling processing unit causes the work vehicle to travel along an avoidance route inside the field than the target route.Type: ApplicationFiled: March 1, 2023Publication date: September 7, 2023Applicant: Yanmar Holdings Co., Ltd.Inventor: Koji Miyake
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Patent number: 11636876Abstract: According to one embodiment, a magnetic disk device includes a magnetic disk, a spindle motor, a magnetic head, a ramp load mechanism, a filter, and a control section. The control section rotates the spindle motor at a second rotating speed for a given period of time at startup of the device, and then loads the magnetic head from the ramp load mechanism to a prescribed position on the magnetic disk. The second rotating speed is higher than a first rotating speed at which the spindle motor is rotated at the magnetic head reads/writes data from/to the magnetic disk.Type: GrantFiled: February 14, 2022Date of Patent: April 25, 2023Assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage CorporationInventors: Koji Miyake, Takuya Ogawa, Wataru Tsukahara
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Patent number: 11579546Abstract: An imaging system includes a transfer belt that is rotatable, a transfer roller that contacts the transfer belt, and a conductive device that contacts a surface of the transfer roller, to supply a bias to the transfer roller. The transfer roller has a hollow portion.Type: GrantFiled: August 21, 2020Date of Patent: February 14, 2023Assignee: Hewlett-Packard Development Company, L.P.Inventors: Koji Miyake, Satoru Hori
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Patent number: 11520253Abstract: An imaging system includes: a steering roller located between a first belt roller and a second belt roller, that is inclinable around a fulcrum; and a sensor to detect an amount of displacement of the steering roller due to an inclination of the steering roller. A controller may output a command signal when the amount of displacement of the steering roller exceeds a reference value.Type: GrantFiled: June 5, 2019Date of Patent: December 6, 2022Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventor: Koji Miyake
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Patent number: 11500312Abstract: An imaging system includes a transfer roller having a surface to transfer a toner image onto a print medium during a printing operation of the imaging system, a conductive device to contact the surface of the transfer roller, a power source electrically connected to the conductive device, a resistance measurement device, and a controller. The transfer roller rotates according to a printing speed of the printing operation. The power source supplies a bias to the transfer roller through the conductive device during the printing operation. The resistance measurement device measures an electrical resistance of the print medium. The controller reduces the printing speed based on the electrical resistance measured by the resistance measurement device.Type: GrantFiled: August 26, 2020Date of Patent: November 15, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Koji Miyake, Shun Ikeura
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Publication number: 20220343948Abstract: According to one embodiment, a magnetic disk device includes a magnetic disk, a spindle motor, a magnetic head, a ramp load mechanism, a filter, and a control section. The control section rotates the spindle motor at a second rotating speed for a given period of time at startup of the device, and then loads the magnetic head from the ramp load mechanism to a prescribed position on the magnetic disk. The second rotating speed is higher than a first rotating speed at which the spindle motor is rotated at the magnetic head reads/writes data from/to the magnetic disk.Type: ApplicationFiled: February 14, 2022Publication date: October 27, 2022Inventors: Koji Miyake, Takuya Ogawa, Wataru Tsukahara
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Patent number: 11372350Abstract: An imaging apparatus includes a transfer belt, a transfer roller, a conductive roller, and a power source. The transfer roller includes a metal shaft electrically floating during an imaging operation. The conductive roller has an electrical resistance lower than an electrical resistance of the transfer roller. The power source is electrically connected to the conductive roller, and the power source includes a first supply path to supply a first electrical bias to the conductive roller during an imaging operation and a second supply path to supply a second electrical bias to the transfer roller during a cleaning operation.Type: GrantFiled: June 17, 2020Date of Patent: June 28, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Koji Miyake, Satoru Furuya, Shun Ikeura, Satoru Hori, Naoyuki Iwata
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Publication number: 20220187743Abstract: An imaging system includes a transfer roller having a surface to transfer a toner image onto a print medium during a printing operation of the imaging system, a conductive device to contact the surface of the transfer roller, a power source electrically connected to the conductive device, a resistance measurement device, and a controller. The transfer roller rotates according to a printing speed of the printing operation. The power source supplies a bias to the transfer roller through the conductive device during the printing operation. The resistance measurement device measures an electrical resistance of the print medium. The controller reduces the printing speed based on the electrical resistance measured by the resistance measurement device.Type: ApplicationFiled: August 26, 2020Publication date: June 16, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Koji Miyake, Shun Ikeura
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Publication number: 20220187742Abstract: An imaging system includes a transfer belt that is rotatable, a transfer roller that contacts the transfer belt, and a conductive device that contacts a surface of the transfer roller, to supply a bias to the transfer roller. The transfer roller has a hollow portion.Type: ApplicationFiled: August 21, 2020Publication date: June 16, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Koji Miyake, Satoru Hori
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Patent number: 11360413Abstract: An imaging system includes an endless belt, a tensioning system that applies tension to the endless belt, a contact member that engages with the endless belt, and a detector that detects slack at a part of the endless belt. A controller causes the contact member to be separated from the endless belt so that the tensioning system reduces the slack of the endless belt in response to the detector detecting the slack.Type: GrantFiled: September 23, 2019Date of Patent: June 14, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Koji Miyake, Satoru Hori