Patents by Inventor Ryuji Okamura
Ryuji Okamura 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: 20220194375Abstract: In a vehicle control system that controls a platoon travel in which a plurality of vehicles travel in a platoon, the plurality of vehicles include a leading vehicle that is an autonomous driving vehicle and a following vehicle that follows immediately after the leading vehicle or follows the leading vehicle via one or more vehicles, and the following vehicle is permitted to park in a parking frame that exists in a range of detection performed by an external sensor mounted on the leading vehicle and configured to detect a surrounding environment of the leading vehicle.Type: ApplicationFiled: December 16, 2021Publication date: June 23, 2022Inventor: Ryuji Okamura
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Publication number: 20220197164Abstract: A method for manufacturing a toner includes a pigment crushing step of kneading a pigment, a binder, and a grinding agent to obtain a pigment dispersion in which the grinding agent and the crushed pigment are dispersed in the binder; and a step of obtaining toner particles by a predetermined method using the pigment dispersion. The binder and the grinding agent are contained in the resulting toner particles.Type: ApplicationFiled: December 8, 2021Publication date: June 23, 2022Inventors: Junichi Tamura, Kazuhisa Shirayama, Rei Hijikawa, Ryuji Okamura, Yuya Chimoto, Hisasuke Kajihara
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Patent number: 11270398Abstract: A parking management apparatus is configured to manage parking of a vehicle in a parking lot. The parking management apparatus is provided with: a first acquirer configured to obtain first information about a state of the vehicle when the vehicle enters the parking lot; a second acquirer configured to obtain second information about the state when the vehicle exits from the parking lot; and a determinator configured to determine that an abnormality has occurred in the vehicle in the parking lot, when a difference between the first information and the second information exceeds a predetermined allowable range.Type: GrantFiled: January 31, 2020Date of Patent: March 8, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Ryuji Okamura
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Publication number: 20210182742Abstract: A management server executes parking request processing to process a parking request information when it receives the parking request information from a primary user terminal that includes a condition for parking of a vehicle, a condition for lease-offer indicating a condition to provide a lease of the vehicle. In the parking request processing, the management server determines whether a parking facility has a parking space that satisfies the condition for parking. If the management server determines that parking facility has the parking space, it transmits a parking reservation information to the primary user terminal and transmits the condition for lease-offer to a secondary user terminal.Type: ApplicationFiled: December 8, 2020Publication date: June 17, 2021Inventor: Ryuji Okamura
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Publication number: 20210122360Abstract: Provided is an automated valet parking system that automatically moves an autonomous driving vehicle to a pick-up space of a parking place by issuing an instruction to the autonomous driving vehicle parked in the parking place according to a pick-up request from a user. The system includes a user position determination unit configured to determine whether or not a user frontend of the user is located in a preset pick-up area or a preset near-pick-up area including the pick-up space, a pick-up request reception unit configured to receive the pick-up request when the user position determination unit determines that the user frontend is located in the pick-up area or the near-pick-up area, and a vehicle instruction unit configured to instruct the autonomous driving vehicle that is a target of the pick-up request to move to the pick-up space when the pick-up request reception unit receives the pick-up request.Type: ApplicationFiled: September 22, 2020Publication date: April 29, 2021Applicant: Toyota Jidosha Kabushiki KaishaInventors: Ryuji Okamura, Tatsuya Sugano
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Publication number: 20210122362Abstract: An automatic parking system park autonomous driving vehicles in a target parking space in a parking lot by instructing the autonomous driving vehicle in the parking lot. The system includes: a failure type determination unit configured to determine a failure type from among a plurality of preset failure type candidates, when a vehicle-induced failure occurs in an automated vehicle under autonomous driving in accordance with the instruction, an evacuation space determination unit configured to determine an evacuation space based on the failure type determined by the failure type determination unit, the position information of the autonomous driving vehicle, and the parking lot map information, and a vehicle instruction unit configured to execute an evacuation instruction to evacuate the autonomous driving vehicle to the evacuation space.Type: ApplicationFiled: October 15, 2020Publication date: April 29, 2021Inventors: Ryuji Okamura, Tatsuya Sugano
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Patent number: 10789847Abstract: A parking assist device includes: a comparator configured to compare parking priorities of a first vehicle and a second vehicle, the first vehicle being a vehicle to be newly parked in a parking section, the second vehicle being an automatically travelable vehicle already parked in a first parking space; a first instruction unit configured to output, to the second vehicle, a signal instructing to exit the first parking space by automatic travel, when the parking priority regarding use of the first parking space of the first vehicle is higher than that of the second vehicle; and a second instruction unit configured to output, to the first vehicle, a signal in instructing to park in the first parking space, when the parking priority regarding the use of the first paring space of the first vehicle is higher than that of the second vehicle.Type: GrantFiled: September 9, 2019Date of Patent: September 29, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Nobutsugu Maruiwa, Yoshio Mukaiyama, Ryuji Okamura, Kazuhito Eshima, Issei Matsunaga, Tatsuya Sugano
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Publication number: 20200258183Abstract: A parking management apparatus is configured to manage parking of a vehicle in a parking lot. The parking management apparatus is provided with: a first acquirer configured to obtain first information about a state of the vehicle when the vehicle enters the parking lot; a second acquirer configured to obtain second information about the state when the vehicle exits from the parking lot; and a determinator configured to determine that an abnormality has occurred in the vehicle in the parking lot, when a difference between the first information and the second information exceeds a predetermined allowable range.Type: ApplicationFiled: January 31, 2020Publication date: August 13, 2020Applicant: Toyota Jidosha Kabushiki KaishaInventor: Ryuji Okamura
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Publication number: 20200143683Abstract: A parking assist device includes: a comparator configured to compare parking priorities of a first vehicle and a second vehicle, the first vehicle being a vehicle to be newly parked in a parking section, the second vehicle being an automatically travelable vehicle already parked in a first parking space; a first instruction unit configured to output, to the second vehicle, a signal instructing to exit the first parking space by automatic travel, when the parking priority regarding use of the first parking space of the first vehicle is higher than that of the second vehicle; and a second instruction unit configured to output, to the first vehicle, a signal in instructing to park in the first parking space, when the parking priority regarding the use of the first paring space of the first vehicle is higher than that of the second vehicle.Type: ApplicationFiled: September 9, 2019Publication date: May 7, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Nobutsugu MARUIWA, Yoshio MUKAIYAMA, Ryuji OKAMURA, Kazuhito ESHIMA, Issei MATSUNAGA, Tatsuya SUGANO
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Patent number: 10464554Abstract: A vehicle controller configured to control a vehicle which includes a transmission gear includes at least one electronic control unit. The at least one electronic control unit is configured to: determine whether a shift range of the transmission gear is switched such that the vehicle travels in a changed traveling direction not based on a shift range switching operation by an occupant of the vehicle; and limit, when it is determined that the shift range is switched such that the vehicle travels in the changed traveling direction not based on the shift range switching operation, a driving force of the vehicle such that the driving force of the vehicle is smaller than when it is determined that the shift range is not switched such that the vehicle travels in the changed traveling direction not based on the shift range switching operation.Type: GrantFiled: October 26, 2017Date of Patent: November 5, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ryuji Okamura, Shinya Sannodo
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Publication number: 20180126982Abstract: A vehicle controller configured to control a vehicle which includes a transmission gear includes at least one electronic control unit. The at least one electronic control unit is configured to: determine whether a shift range of the transmission gear is switched such that the vehicle travels in a changed traveling direction not based on a shift range switching operation by an occupant of the vehicle; and limit, when it is determined that the shift range is switched such that the vehicle travels in the changed traveling direction not based on the shift range switching operation, a driving force of the vehicle such that the driving force of the vehicle is smaller than when it is determined that the shift range is not switched such that the vehicle travels in the changed traveling direction not based on the shift range switching operation.Type: ApplicationFiled: October 26, 2017Publication date: May 10, 2018Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ryuji OKAMURA, Shinya SANNODO
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Patent number: 9846430Abstract: A vehicle control system includes: an outside-of-vehicle operation device configured to cause a vehicle to travel operated by an operator from outside of the vehicle, inside of a compartment of the vehicle being isolated from the outside of the vehicle by a vehicle body; an assist instruction device configured to cause the operator to select a travel mode in which the vehicle is allowed to travel by an operation of the outside-of-vehicle operation device; a parking brake operation detector configured to detect an operation of a parking brake; and a warning device configured to issue warning in a compartment to stimulate sense of hearing or sense of sight at the time the travel mode is selected and the operation of the parking brake is detected.Type: GrantFiled: June 25, 2014Date of Patent: December 19, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yu Hiei, Ryuji Okamura, Ken Kuretake, Kotaro Saiki, Koichiro Yamauchi
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Patent number: 9725117Abstract: A parking assist system parks a vehicle at a target parking position by automatically steering an EPS. The parking assist system includes a acquiring unit configured to acquire the position of the vehicle, a position determining unit configured to determine the target parking position, a generating unit configured to generate a path from the position of the vehicle to the target parking position, a detecting unit configured to detect the temperature of the EPS, and a assist unit configured to automatically steer the vehicle so as to move along the path generated by the generating unit. The generating unit generates a path in which a degree of stationary steering by which the vehicle is steered in a state where the vehicle stops is small when the temperature of the EPS is high, compared with when the temperature of the EPS is low.Type: GrantFiled: December 2, 2014Date of Patent: August 8, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yu Hiei, Ryuji Okamura, Koichiro Yamauchi
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Patent number: 9643602Abstract: A parking support device 1 includes a calculation unit 17 that calculates a speed pattern, an acceleration recognition unit 13 that recognizes driver-requested acceleration, a parking support control unit 19 that performs parking support control in a target parking position based on the speed pattern, and a determination unit 18 that determines whether a host vehicle V can stop in the target parking position at a set deceleration. When the driver-requested acceleration is recognized during the control and exceeds acceleration of the speed pattern at the time of recognition, the parking support control unit 19 accelerates the host vehicle V at the driver-requested acceleration. When the determination unit 18 determines that the host vehicle V can stop in the target parking position at the set deceleration, the host vehicle V is decelerated at the set deceleration and is stopped in the target parking position regardless of the driver-requested acceleration.Type: GrantFiled: June 8, 2015Date of Patent: May 9, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ryuji Okamura, Atsushi Sagisaka, Shinya Sannodo, Yu Hiei, Kotaro Saiki, Keisuke Hata
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Patent number: 9598106Abstract: When a host vehicle moves forward, a drawing arithmetic unit and a display of an ECU which display the image of the surroundings of the host vehicle display a trajectory when the host vehicle moves forward from the current position at the current steering angle and trajectories when the host vehicle is reversed from the current position at a steering angle different from the current steering angle so as to be superimposed on a bird's-eye image.Type: GrantFiled: August 12, 2011Date of Patent: March 21, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuka Sobue, Ryuji Okamura, Chika Morimoto, Yu Hiei
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Publication number: 20160375933Abstract: A parking assist system parks a vehicle at a target parking position by automatically steering an EPS. The parking assist system includes a acquiring unit configured to acquire the position of the vehicle, a position determining unit configured to determine the target parking position, a generating unit configured to generate a path from the position of the vehicle to the target parking position, a detecting unit configured to detect the temperature of the EPS, and a assist unit configured to automatically steer the vehicle so as to move along the path generated by the generating unit. The generating unit generates a path in which a degree of stationary steering by which the vehicle is steered in a state where the vehicle stops is small when the temperature of the EPS is high, compared with when the temperature of the EPS is low.Type: ApplicationFiled: December 2, 2014Publication date: December 29, 2016Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yu HIEI, Ryuji OKAMURA, Koichiro YAMAUCHI
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Publication number: 20160378104Abstract: A vehicle control system includes: an outside-of-vehicle operation device configured to cause a vehicle to travel operated by an operator from outside of the vehicle, inside of a compartment of the vehicle being isolated from the outside of the vehicle by a vehicle body; an assist instruction device configured to cause the operator to select a travel mode in which the vehicle is allowed to travel by an operation of the outside-of-vehicle operation device; a parking brake operation detector configured to detect an operation of a parking brake; and a warning device configured to issue warning in a compartment to stimulate sense of hearing or sense of sight at the time the travel mode is selected and the operation of the parking brake is detected.Type: ApplicationFiled: June 25, 2014Publication date: December 29, 2016Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yu HIEI, Ryuji OKAMURA, Ken KURETAKE, Kotaro SAIKI, Koichiro YAMAUCHI
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Publication number: 20160207527Abstract: An automatic driving apparatus comprising: a driving mode switching unit that switches a driving mode between an automatic driving mode and a manual driving mode; a first determination unit that determines whether or not a switching operation is performed to switch from the automatic driving mode to the manual driving mode by operation means; and a second determination unit that determines whether or not the driving operation is performed, wherein, in a case where the switching operation is determined to be performed while the vehicle is moving in the automatic driving mode, the driving mode switching unit switches the driving mode to the manual driving mode when the driving operation is determined to be performed and the driving mode switching unit does not switch the driving mode to the manual driving mode when the driving operation is determined not to be performed.Type: ApplicationFiled: November 11, 2013Publication date: July 21, 2016Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yu HIEI, Ryuji OKAMURA, Ken KURETAKE, Kotaro SAIKI, Koichiro YAMAUCHI
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Patent number: 9299260Abstract: In device 1 including rear view wide angle camera 11, and ECU 20 and display 30 displaying rearward image captured by the camera 11, display control section 25 of the ECU 20 and the display 30 divides the image into right and left rear lateral screens 204 and central rearward screen 202 for display, driver can determine which place is displayed. The section 25 and the display 30 do not display the same image on the screens 204, 202, the driver can understand the distance between object in the image and host vehicle 100. The section 25 performs distortion correction of correcting distortion of the image displayed on the screens 204, the driver can see the image viewable due to the distortion correction. The section 25 forms the screens 204 in shape based on the distortion correction, the driver can understand an approaching position of the object in the image.Type: GrantFiled: September 29, 2011Date of Patent: March 29, 2016Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuka Sobue, Ryuji Okamura, Chika Morimoto, Yu Hiei
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Patent number: 9296336Abstract: In a driving support display device 1 that includes a rear view wide angle camera 11, and an ECU 20 and a display 30 that display a rearward image captured by the rear view wide angle camera 11, a display control section 25 of the ECU 20 and the display 30 is capable of displaying a moving object approaching detection frame 210 that supports driving of a driver of a host vehicle 100 and a pedestrian detection frame 212 while dividing the rearward image into plural screens for display, and changes the number of the screens to be displayed between when the moving object approaching detection frame 210 is displayed and when the moving object approaching detection frame 210 is not displayed. Thus, the driver can easily recognize operation and non-operation of a system that displays the moving object approaching detection frame 210.Type: GrantFiled: September 29, 2011Date of Patent: March 29, 2016Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuka Sobue, Ryuji Okamura, Chika Morimoto, Yu Hiei