Patents by Inventor Shuichi Okada
Shuichi Okada 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: 20230303166Abstract: An electric power steering device and an assisting method thereof are provided. A lane recognition unit recognizes lane information of a lane on which a vehicle is travelling. A steering information sensing unit senses steering information. An assisting control unit controls the electric power steering device to execute a steering assisting operation according to a steering assisting amount composed of the lane information and the steering information, and controls the electric power steering to execute the steering assisting operation according to a learned steering assisting amount composed of the steering assisting amount during a learning period when the lane information cannot be recognized.Type: ApplicationFiled: February 12, 2023Publication date: September 28, 2023Applicant: Honda Motor Co., Ltd.Inventors: Kentaro KASUYA, Shuichi OKADA, Naoaki IKEMOTO
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Patent number: 11749001Abstract: A behavior control system includes: a behavior control device for changing a behavior of a moving body; an imaging device for acquiring images ahead of the moving body; and a control device for controlling the behavior of the moving body based on the images acquired by the imaging device. The control device includes: a feature point extraction unit configured to extract feature points from the images acquired by the imaging device; a straight moving state storing unit configured to store, as a reference feature point state, a feature point state when the moving body is in a straight moving state, the feature point state being obtained based on a temporal change of the feature points; and a moving body control unit configured to control the behavior control device when the feature point state obtained based on the temporal change of the feature points differs from the reference feature point state.Type: GrantFiled: March 25, 2021Date of Patent: September 5, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Yasuhiko Tomokuni, Shuichi Okada
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Patent number: 11511812Abstract: A vehicle frame structure has a front side member that extends forward from a dashwall. An engine cradle is attached to the front side member with a lateral side portion of the engine cradle being located beneath and spaced apart from a lower surface of the front side member. An engine is installed to the engine cradle with a portion of the engine extending upward from the engine cradle adjacent to the inboard surface of the front side member. An inboard push structure has an inboard surface, an upper portion and a lower portion. The upper portion is attached to an inboard surface of the front side member. The lower portion extends downward below a lower surface of the front side member. The inboard surface faces the engine proximate the lateral portion of the lateral side portion of the engine cradle.Type: GrantFiled: September 28, 2020Date of Patent: November 29, 2022Assignee: NISSAN NORTH AMERICA, INC.Inventors: Jordan Renn, Masayuki Kato, David Coakley, Yasutsune Terashima, Shuichi Okada, Syu Hashimoto
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Patent number: 11511811Abstract: A vehicle frame structure has a front side member that extends forward from a dashwall. An engine cradle is attached to the front side member with a lateral side portion of the engine cradle being located beneath and spaced apart from a lower surface of the front side member. An engine installed to the engine cradle with a portion of the engine extending upward from the engine cradle adjacent to an inboard surface of the front side member, A push-off structure is attached to an outboard surface of the front side member adjacent to a front end surface of the front side member. A portion of the push-off structure extends outboard from the outboard surface. Another portion of the push-off structure extends downward below the lower surface of the front side member toward the lateral portion of the engine cradle and the engine.Type: GrantFiled: September 28, 2020Date of Patent: November 29, 2022Assignee: NISSAN NORTH AMERICA, INC.Inventors: Jordan Renn, Masayuki Katou, David Coakley, Yasutsune Terashima, Shuichi Okada, Syu Hashimoto
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Publication number: 20220266900Abstract: The present invention includes: a camera that captures a vehicle forward-view image; a reference line recognizer that recognizes at least one reference line from the vehicle forward-view image; a calculator that calculates a yaw angle of a host vehicle with respect to the reference line; a vehicle controller that calculates a torque command value which generates a yaw in such a direction that the yaw angle with respect to the reference line decreases as the yaw angle increases; and a steering controller that controls the yaw of the vehicle depending on the torque command value.Type: ApplicationFiled: February 18, 2022Publication date: August 25, 2022Inventors: Kentaro KASUYA, Hiroyuki TOKUNAGA, Shuichi OKADA
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Publication number: 20220258742Abstract: A yaw rate estimating device includes: a yaw rate sensor that detects a yaw rate of an own vehicle; an information acquirer that acquires information on a front image of the own vehicle and information on a vehicle speed; a lane recognizer that recognizes information on a traveling lane drawn on a traveling route of the own vehicle based on the information on the front image of the own vehicle; a norm value calculator that calculates a norm value of the yaw rate based on the information on the traveling lane and the information on the vehicle speed; and a midpoint learner that performs midpoint learning of a detected yaw rate, which is a detected value by the yaw rate sensor.Type: ApplicationFiled: February 10, 2022Publication date: August 18, 2022Inventor: Shuichi OKADA
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Publication number: 20220250630Abstract: Yaw rate estimating device includes: information acquirer that acquires information on front image and information on vehicle speed; lane recognizer that recognizes traveling lane drawn on traveling route of own vehicle and curvature thereof based on information on front image; direction change rate calculator that calculates change rate of direction of traveling lane based on information on curvature of traveling lane and vehicle speed; yaw angle change rate calculator that calculates change rate of yaw angle of own vehicle with respect to direction of traveling lane based on information on curvature of traveling lane and vehicle speed; and lane yaw rate estimator that estimates lane yaw rate based on change rate of direction of traveling lane and change rate of yaw angle of own vehicle with respect to direction of traveling lane, wherein estimated lane yaw rate is used as yaw rate of own vehicle.Type: ApplicationFiled: February 8, 2022Publication date: August 11, 2022Inventor: Shuichi OKADA
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Publication number: 20220250635Abstract: An attitude control device includes an attitude controller that controls a controlled device such that a traveling attitude of a vehicle is converged to a target attitude, a limiter that limits output of the attitude controller when abnormality is detected in at least one of detectors configured to detect control parameters used by the controlled device or the attitude controller, and a yaw rate detector that detects a yaw rate of the vehicle. The limiter sets a second limit value for a control amount that causes the yaw rate to change in a direction away from 0, to a value smaller than a first limit value for a control amount that causes the yaw rate to change in a direction toward 0.Type: ApplicationFiled: February 8, 2022Publication date: August 11, 2022Inventor: Shuichi OKADA
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Publication number: 20220250629Abstract: A yaw behavior estimating device includes: an information acquirer that acquires information on a front image and a yaw rate of an own vehicle; a lane recognizer that recognizes information on a traveling lane drawn on a traveling route of the own vehicle based on the acquired information on the front image of the own vehicle; a vehicle body lateral position estimator that calculates a lateral displacement, which is a lateral displacement of the own vehicle with respect to the traveling lane based on the information on the recognized traveling lane; and a yaw angle estimator that estimates a yaw behavior of the own vehicle.Type: ApplicationFiled: February 8, 2022Publication date: August 11, 2022Inventor: Shuichi OKADA
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Publication number: 20220097770Abstract: A vehicle frame structure has a front side member that extends forward from a dashwall. An engine cradle is attached to the front side member with a lateral side portion of the engine cradle being located beneath and spaced apart from a lower surface of the front side member. An engine installed to the engine cradle with a portion of the engine extending upward from the engine cradle adjacent to an inboard surface of the front side member, A push-off structure is attached to an outboard surface of the front side member adjacent to a front end surface of the front side member. A portion of the push-off structure extends outboard from the outboard surface. Another portion of the push-off structure extends downward below the lower surface of the front side member toward the lateral portion of the engine cradle and the engine.Type: ApplicationFiled: September 28, 2020Publication date: March 31, 2022Inventors: Jordan RENN, Masayuki KATOU, David COAKLEY, Yasutsune TERASHIMA, Shuichi OKADA, Syu HASHIMOTO
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Publication number: 20220097771Abstract: A vehicle frame structure has a front side member that extends forward from a dashwall. An engine cradle is attached to the front side member with a lateral side portion of the engine cradle being located beneath and spaced apart from a lower surface of the front side member, An engine is installed to the engine cradle with a portion of the engine extending upward from the engine cradle adjacent to the inboard surface of the front side member. An inboard push structure has an inboard surface, an upper portion and a lower portion. The upper portion is attached to an inboard surface of the front side member. The lower portion extends downward below a lower surface of the front side member. The inboard surface faces the engine proximate the lateral portion of the lateral side portion of the engine cradle.Type: ApplicationFiled: September 28, 2020Publication date: March 31, 2022Inventors: Jordan RENN, Masayuki KATOU, David COAKLEY, Yasutsune TERASHIMA, Shuichi OKADA, Syu HASHIMOTO
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Publication number: 20210303918Abstract: A behavior control system includes: a behavior control device for changing a behavior of a moving body; an imaging device for acquiring images ahead of the moving body; and a control device for controlling the behavior of the moving body based on the images acquired by the imaging device. The control device includes: a feature point extraction unit configured to extract feature points from the images acquired by the imaging device; a straight moving state storing unit configured to store, as a reference feature point state, a feature point state when the moving body is in a straight moving state, the feature point state being obtained based on a temporal change of the feature points; and a moving body control unit configured to control the behavior control device when the feature point state obtained based on the temporal change of the feature points differs from the reference feature point state.Type: ApplicationFiled: March 25, 2021Publication date: September 30, 2021Inventors: Yasuhiko TOMOKUNI, Shuichi OKADA
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Patent number: 11014172Abstract: Provided is a drill that can drill with good accuracy without over-processing during deburring. The drill includes: a drill main body that is rotated around a central axis; a main cutting edge provided at a leading end of the drill main body; and a deburring cutting edge that is provided on a base end side of the drill main body, adjacent to the main cutting edge, and performs deburring. The deburring cutting edge is similar in diameter to the main cutting edge and has an angle (?) smaller than an angle (?) formed by the main cutting edge relative to the central axis.Type: GrantFiled: August 28, 2017Date of Patent: May 25, 2021Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventor: Shuichi Okada
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Patent number: 10769235Abstract: It is determined whether the URL of a screen displayed by a web browser matches the URL included in a response to an obtainment request. If the URL of the screen displayed by the web browser is determined to match the URL included in the response to the obtainment request, a user currently using an information processing apparatus is a user permitted to use an autocomplete function, and the screen displayed in the web browser can be trusted, a script is loaded in the web browser and executed. The web browser carries out the autocomplete through this script.Type: GrantFiled: March 9, 2018Date of Patent: September 8, 2020Assignee: CANON KABUSHIKI KAISHAInventor: Shuichi Okada
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Publication number: 20190168316Abstract: Provided is a drill that can drill with good accuracy without over-processing during deburring. The drill includes: a drill main body that is rotated around a central axis; a main cutting edge provided at a leading end of the drill main body; and a deburring cutting edge that is provided on a base end side of the drill main body, adjacent to the main cutting edge, and performs deburring. The deburring cutting edge is similar in diameter to the main cutting edge and has an angle (?) smaller than an angle (?) formed by the main cutting edge relative to the central axis.Type: ApplicationFiled: August 28, 2017Publication date: June 6, 2019Inventor: Shuichi OKADA
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Publication number: 20190028530Abstract: In a case where a URL redirect occurs when connecting to a Web server, a URL for connecting to a Web app that the application for Web connection holds is changed automatically to the redirect destination URL.Type: ApplicationFiled: July 12, 2018Publication date: January 24, 2019Inventor: Shuichi Okada
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Publication number: 20180268074Abstract: It is determined whether the URL of a screen displayed by a web browser matches the URL included in a response to an obtainment request. If the URL of the screen displayed by the web browser is determined to match the URL included in the response to the obtainment request, a user currently using an information processing apparatus is a user permitted to use an autocomplete function, and the screen displayed in the web browser can be trusted, a script is loaded in the web browser and executed. The web browser carries out the autocomplete through this script.Type: ApplicationFiled: March 9, 2018Publication date: September 20, 2018Inventor: Shuichi Okada
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Patent number: 10011255Abstract: A vehicle brake system for giving an excellent brake feeling to a driver includes: a stroke detector configured to detect a stroke of a brake pedal; a brake fluid pressure generator including a motor actuator and configured to generate a brake fluid pressure by operation of the motor actuator, and a controller configured to control the operation of the motor actuator on the basis of a detected value by the stroke detector. The controller has a base required-deceleration map for obtaining a base required-deceleration associated with a detected value by the stroke detector; a responsive-feeling required-deceleration map for obtaining a responsive-feeling required-deceleration associated with the detected value by the stroke detector; and a phase-lag processor applying phase-lag processing on the responsive-feeling required-deceleration, and control the operation of the motor actuator on the basis of the required-deceleration and the responsive-feeling required-deceleration applied with the phase-lag processing.Type: GrantFiled: October 29, 2015Date of Patent: July 3, 2018Assignee: HONDA MOTOR CO., LTD.Inventors: Keisuke Ishino, Shuichi Okada
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Publication number: 20170313294Abstract: A vehicle brake system for giving an excellent brake feeling to a driver includes: a stroke detector configured to detect a stroke of a brake pedal; a brake fluid pressure generator including a motor actuator and configured to generate a brake fluid pressure by operation of the motor actuator, and a controller configured to control the operation of the motor actuator on the basis of a detected value by the stroke detector. The controller has a base required-deceleration map for obtaining a base required-deceleration associated with a detected value by the stroke detector; a responsive-feeling required-deceleration map for obtaining a responsive-feeling required-deceleration associated with the detected value by the stroke detector; and a phase-lag processor applying phase-lag processing on the responsive-feeling required-deceleration, and control the operation of the motor actuator on the basis of the required-deceleration and the responsive-feeling required-deceleration applied with the phase-lag processing.Type: ApplicationFiled: October 29, 2015Publication date: November 2, 2017Inventors: Keisuke Ishino, Shuichi Okada
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Patent number: 9694793Abstract: A vehicle braking control device includes: a mode switch for making a switching request for braking force characteristics of a vehicle; a motor cylinder device for generating braking force characteristics based on the switching request made by the mode switch; a brake fluid pressure sensor for detecting operation of the brake pedal; and an ECU for prohibiting the braking force characteristics of the motor cylinder device from being changed in a case where the mode switch is operated while the operation of the brake pedal is detected by the brake fluid pressure sensor.Type: GrantFiled: November 2, 2015Date of Patent: July 4, 2017Assignee: HONDA MOTOR CO., LTD.Inventors: Keisuke Ishino, Shuichi Okada