Patents by Inventor Satoru Akiyama
Satoru Akiyama 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: 12281889Abstract: Provided are a tire shape measurement device and a method. In a measurement mode in which air is injected into an inside of a tire mounted on a holding portion to inflate the tire and the tire and a non-contact sensor are relatively moved in a tire circumferential direction to detect a shape of a predetermined site of the tire over an entire circumference in the tire circumferential direction by the sensor, a detection unit of the sensor is covered with a cover portion is released. When the air is exhausted from the inside of the tire to an outside and the tire is deflated to remove the tire from the holding portion after the detection of the shape of the tire, a standby mode M1 in which the detection unit is covered with the cover portion is set.Type: GrantFiled: May 28, 2021Date of Patent: April 22, 2025Assignee: The Yokohama Rubber Co., LTD.Inventors: Naoki Akiyama, Satoru Nishio
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Patent number: 12155216Abstract: An object of the invention is to provide a control technique capable of connecting a storage battery to a DC bus via a DC/DC converter and controlling charging and discharging of the storage battery by the DC/DC converter. A DC grid system according to the invention calculates a voltage command value of a DC bus using a present voltage of a storage battery and a target voltage of the storage battery, and provides the voltage command value as a command value for each of an AC/DC converter and a DC/DC converter (see FIG. 1).Type: GrantFiled: October 6, 2021Date of Patent: November 26, 2024Assignee: HITACHI, LTD.Inventors: Ryo Wakabayashi, Toru Kouno, Satoru Akiyama, Emha Bayu Miftahullatif, Katsutoshi Kondo
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Patent number: 12145530Abstract: A vehicle theft deterrent apparatus includes a driver verifier, a steering torque detector, an actuator, and a steering controller. The steering torque detector is configured to detect steering torque input by a driver to a steering system. The actuator is configured to generate drive torque to be given to the steering system. The driver verifier is configured to verify whether driver information obtained from the driver matches registered information registered in advance. The steering controller is configured to control the drive torque generated by the actuator based on the steering torque. In a case where the driver verifier determines that the driver information does not match the registered information, the steering controller is configured to permit the driver to steer until a vehicle drives a set distance, and then to cause the actuator to generate the drive torque prohibiting the driver from steering.Type: GrantFiled: August 2, 2022Date of Patent: November 19, 2024Assignee: SUBARU CORPORATIONInventors: Minoru Omori, Takashi Takeda, Satoru Akiyama, Eiichi Shiraishi, Shintaro Ikeda
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Patent number: 11993252Abstract: A vehicle control apparatus includes a contact detector, an attitude stabilization processor, and a steering intention determining unit. The contact detector is configured to detect a contact of a vehicle with an object. The attitude stabilization processor is configured to execute an attitude stabilization control that generates a yaw moment at a vehicle body on the basis of a deviation between a target yaw rate and an actual yaw rate. The steering intention determining unit is configured to determine a presence of a driver's intention to perform steering. The attitude stabilization processor is configured to stop the generation of the yaw moment by the attitude stabilization control or reduce the yaw moment to be generated by the attitude stabilization control, in a case where the steering intention determining unit determines that the driver's intention to perform the steering is absent after the detection of the contact by the contact detector.Type: GrantFiled: November 23, 2021Date of Patent: May 28, 2024Assignee: SUBARU CORPORATIONInventors: Satoru Akiyama, Eiichi Shiraishi, Takashi Takeda, Shintaro Ikeda
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Patent number: 11993238Abstract: A vehicle controller includes a collision detector, a braking controller, a motional state detector, and a minor collision determiner. The collision detector is configured to detect a collision between a vehicle and another object. The braking controller is configured to cause a braking device of the vehicle to generate a braking force in accordance with the detecting of the collision by the collision detector. The motional state detector is configured to detect a motional state of the vehicle. The minor collision determiner is configured to determine, based on an output from the motional state detector, that a minor collision occurs that is a collision not detected by the collision detector. The braking controller is configured to cause the braking device to generate the braking force if the collision detector does not detect the collision and the minor collision determiner determines that the minor collision occurs.Type: GrantFiled: November 29, 2021Date of Patent: May 28, 2024Assignee: SUBARU CORPORATIONInventors: Eiichi Shiraishi, Takashi Takeda, Shintaro Ikeda, Satoru Akiyama
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Patent number: 11958458Abstract: A vehicle controller includes a collision detector, a braking controller, a motional state detector, and a minor collision determiner. The collision detector is configured to detect a collision between a vehicle and another object. The braking controller is configured to cause a braking device of the vehicle to generate a braking force in accordance with the detecting of the collision by the collision detector. The motional state detector is configured to detect a motional state of the vehicle. The minor collision determiner is configured to determine, based on an output from the motional state detector, that a minor collision occurs that is a collision not detected by the collision detector. The braking controller is configured to cause the braking device to generate the braking force if the collision detector does not detect the collision and the minor collision determiner determines that the minor collision occurs.Type: GrantFiled: November 29, 2021Date of Patent: April 16, 2024Assignee: SUBARU CORPORATIONInventors: Eiichi Shiraishi, Takashi Takeda, Shintaro Ikeda, Satoru Akiyama
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Patent number: 11945431Abstract: A vehicle control apparatus includes a braking controller individually controlling braking forces of braking devices for left and right front and rear wheels, a side collision detector detecting a side collision against a vehicle, and a yaw behavior detector detecting yaw behavior of a vehicle body. If the yaw behavior detected after the side collision is such that a rear of the vehicle body shifts away from a collision side relative to a front thereof, the braking controller executes yaw amplification control to cause the braking device for the collision-side front wheel to generate a braking force larger than the remaining wheels. If the detected yaw behavior is such that the front shifts away from the collision side relative to the rear, the braking controller executes the yaw amplification control to cause the braking device for the collision-side rear wheel to generate a braking force larger than the remaining wheels.Type: GrantFiled: December 16, 2021Date of Patent: April 2, 2024Assignee: SUBARU CORPORATIONInventors: Eiichi Shiraishi, Takashi Takeda, Shintaro Ikeda, Satoru Akiyama
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Patent number: 11893873Abstract: An information collection apparatus includes a receiving unit that receives an alarm indicating an abnormality related to a control station that is for a plant, and a collection unit that collects investigation information on a cause of the alarm from a part of the control station, where the part is identified based on the alarm received by the receiving unit.Type: GrantFiled: February 11, 2022Date of Patent: February 6, 2024Assignee: Yokogawa Electric CorporationInventors: Ryuusuke Morita, Ryuji Kobayashi, Wataru Kinoshita, Satoru Akiyama
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Publication number: 20230394348Abstract: The invention addresses providing a technology that enables it to restrain a temperature rise because of current consumed by a quantum semiconductor and wiring conductors for control. A quantum calculator disclosed herein comprises a first refrigeration tube to cool a metal body; a refrigerator framing which encloses inside the metallic body and the first refrigeration tube; a quantum bit array chip having a plurality of silicon-spin quantum bits; and multiple control wiring conductors to drive the quantum bit array chip. The quantum bit array chip is placed on the metal body and made up of multiple regions and sub-regions, each of the regions performing a quantum operation independently. The multiple control wiring conductors are connected to the multiple regions and sub-regions respectively as multiple groups of control wiring conductors. The multiple control wring conductors are disposed across the first refrigeration tube.Type: ApplicationFiled: February 28, 2023Publication date: December 7, 2023Inventors: Satoru AKIYAMA, Takeru UTSUGI, Yusuke WACHI, Satoshi MURAOKA
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Publication number: 20230378759Abstract: An object of the invention is to provide a control technique capable of connecting a storage battery to a DC bus via a DC/DC converter and controlling charging and discharging of the storage battery by the DC/DC converter. A DC grid system according to the invention calculates a voltage command value of a DC bus using a present voltage of a storage battery and a target voltage of the storage battery, and provides the voltage command value as a command value for each of an AC/DC converter and a DC/DC converter (see FIG. 1).Type: ApplicationFiled: October 6, 2021Publication date: November 23, 2023Inventors: Ryo WAKABAYASHI, Toru KOUNO, Satoru AKIYAMA, Emha Bayu MIFTAHULLATIF, Katsutoshi KONDO
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Publication number: 20230356641Abstract: A handrail for a railroad vehicle is disposed in a cabin of a vehicle body of the railroad vehicle. The handrail includes a handrail body whose inside serves as a filling space and a filler having fluidity and filling the filling space. The handrail body includes an opening to be used in supplying the filler to the filling space and a plug that opens and closes the opening.Type: ApplicationFiled: July 21, 2023Publication date: November 9, 2023Applicant: Kawasaki Railcar Manufacturing Co., Ltd.Inventors: Takahiro KAWASHIMA, Yu YAMAMOTO, Satoru AKIYAMA, Hiroshi ENOMOTO
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Publication number: 20230068994Abstract: A vehicle theft deterrent apparatus includes a driver verifier, a steering torque detector, an actuator, and a steering controller. The steering torque detector is configured to detect steering torque input by a driver to a steering system. The actuator is configured to generate drive torque to be given to the steering system. The driver verifier is configured to verify whether driver information obtained from the driver matches registered information registered in advance. The steering controller is configured to control the drive torque generated by the actuator based on the steering torque. In a case where the driver verifier determines that the driver information does not match the registered information, the steering controller is configured to permit the driver to steer until a vehicle drives a set distance, and then to cause the actuator to generate the drive torque prohibiting the driver from steering.Type: ApplicationFiled: August 2, 2022Publication date: March 2, 2023Inventors: Minoru OMORI, Takashi TAKEDA, Satoru AKIYAMA, Eiichi SHIRAISHI, Shintaro IKEDA
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Patent number: 11560174Abstract: An automatic steering control device includes a forward recognition device, a traveling state detector, a lateral positional deviation calculator, a steering angle controller. The lateral positional deviation calculator calculates a first lateral positional deviation that is the lateral positional deviation ahead of the vehicle by a first distance, and a second lateral positional deviation that is the lateral positional deviation ahead of the vehicle by a second distance larger than the first distance. The steering angle controller performs first control on the steering angle so that an absolute value of the first lateral positional deviation decreases, and second control on the steering angle based on the second lateral positional deviation so that a difference between a change amount of the steering angle in the first control and a change amount of an actual steered angle that is a steered angle of wheels of the vehicle decreases.Type: GrantFiled: December 30, 2019Date of Patent: January 24, 2023Assignee: SUBARU CORPORATIONInventors: Satoru Akiyama, Eiichi Shiraishi
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Publication number: 20220271213Abstract: A semiconductor device includes an active region famed in a semiconductor layer formed on an insulating film famed in a semiconductor substrate and having a first extension portion extending in a first direction and a second extension portion extending in a second direction intersecting with the first direction, a first diffusion layer electrode of a first conductivity type provided in the first extension portion, second and third diffusion layer electrodes of a second conductivity type provided in the second extension portion so as to interpose a first connecting portion connecting the first extension portion and the second extension portion, a first gate electrode famed on the first extension portion between the first diffusion layer electrode and the first connecting portion through an insulating film famed on the semiconductor layer, and a second gate electrode famed on the first connecting portion through the insulating film famed on the semiconductor layer.Type: ApplicationFiled: February 2, 2022Publication date: August 25, 2022Inventors: Digh HISAMOTO, Satoru AKIYAMA, Toshiyuki MINE, Noriyuki LEE, Gou SHINKAI, Shinichi SAITO, Ryuta TSUCHIYA
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Publication number: 20220270469Abstract: An information collection apparatus includes a receiving unit that receives an alarm indicating an abnormality related to a control station that is for a plant, and a collection unit that collects investigation information on a cause of the alarm from a part of the control station, where the part is identified based on the alarm received by the receiving unit.Type: ApplicationFiled: February 11, 2022Publication date: August 25, 2022Inventors: Ryuusuke MORITA, Ryuji KOBAYASHI, Wataru KINOSHITA, Satoru AKIYAMA
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Publication number: 20220203970Abstract: A vehicle control apparatus includes a braking controller individually controlling braking forces of braking devices for left and right front and rear wheels, a side collision detector detecting a side collision against a vehicle, and a yaw behavior detector detecting yaw behavior of a vehicle body. If the yaw behavior detected after the side collision is such that a rear of the vehicle body shifts away from a collision side relative to a front thereof, the braking controller executes yaw amplification control to cause the braking device for the collision-side front wheel to generate a braking force larger than the remaining wheels. If the detected yaw behavior is such that the front shifts away from the collision side relative to the rear, the braking controller executes the yaw amplification control to cause the braking device for the collision-side rear wheel to generate a braking force larger than the remaining wheels.Type: ApplicationFiled: December 16, 2021Publication date: June 30, 2022Inventors: Eiichi SHIRAISHI, Takashi TAKEDA, Shintaro IKEDA, Satoru AKIYAMA
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Publication number: 20220203943Abstract: A vehicle controller includes a collision detector, a braking controller, a motional state detector, and a minor collision determiner. The collision detector is configured to detect a collision between a vehicle and another object. The braking controller is configured to cause a braking device of the vehicle to generate a braking force in accordance with the detecting of the collision by the collision detector. The motional state detector is configured to detect a motional state of the vehicle. The minor collision determiner is configured to determine, based on an output from the motional state detector, that a minor collision occurs that is a collision not detected by the collision detector. The braking controller is configured to cause the braking device to generate the braking force if the collision detector does not detect the collision and the minor collision determiner determines that the minor collision occurs.Type: ApplicationFiled: November 29, 2021Publication date: June 30, 2022Inventors: Eiichi SHIRAISHI, Takashi TAKEDA, Shintaro IKEDA, Satoru AKIYAMA
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Publication number: 20220185263Abstract: A vehicle control apparatus includes a contact detector, an attitude stabilization processor, and a steering intention determining unit. The contact detector is configured to detect a contact of a vehicle with an object. The attitude stabilization processor is configured to execute an attitude stabilization control that generates a yaw moment at a vehicle body on the basis of a deviation between a target yaw rate and an actual yaw rate. The steering intention determining unit is configured to determine a presence of a driver's intention to perform steering. The attitude stabilization processor is configured to stop the generation of the yaw moment by the attitude stabilization control or reduce the yaw moment to be generated by the attitude stabilization control, in a case where the steering intention determining unit determines that the driver's intention to perform the steering is absent after the detection of the contact by the contact detector.Type: ApplicationFiled: November 23, 2021Publication date: June 16, 2022Inventors: Satoru AKIYAMA, Eiichi SHIRAISHI, Takashi TAKEDA, Shintaro IKEDA
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Patent number: 11260758Abstract: A railcar control device controls a plurality of traction motors included in a train set. The railcar control device includes: a control command input portion to which a control command is input; and a torque command determining portion configured to determine torque commands with respect to a plurality of traction motors such that when a required torque based on the control command input to the control command input portion is less than a maximum value, a torque of a specific traction motor among the plurality of traction motors is made lower than a torque of a different traction motor other than the specific traction motor.Type: GrantFiled: December 9, 2015Date of Patent: March 1, 2022Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Satoru Akiyama, Shinichiro Iwanaga, Teruyuki Takahashi, Jyoji Yamada
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Patent number: 11214299Abstract: An automatic steering control device for a vehicle includes: a steering angle change amount detector; a vehicle behavior detector; a disturbance determinator; and a counter torque applying processor. The steering angle change amount detector detects a steering angle change amount that acts on a steered wheel; the vehicle behavior detector detects a yaw change amount that acts on the vehicle; the disturbance determinator determines a disturbance that acts on the vehicle, based on the steering angle change amount and the yaw change amount; and the counter torque applying processor applies a counter torque for suppressing the yaw change amount on the electric power steering motor, when it is determined by the disturbance determinator that the steering angle change amount is within an allowable steering angle change range and the yaw change amount is outside an allowable yaw change range.Type: GrantFiled: October 1, 2019Date of Patent: January 4, 2022Assignee: SUBARU CORPORATIONInventors: Eiichi Shiraishi, Satoru Akiyama