Patents by Inventor Hitoshi Kamada
Hitoshi Kamada 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: 20240079918Abstract: [Problem] To provide a rotor unit that may effectively prevent detachment of a magnet with a holder while absorbing dimensional errors of a rotor main body and the magnet. [Solution] In the rotor unit according to the present invention, the holder mountable on the rotor main body prevents the magnet from being detached from the rotor main body. The holder includes an elastically deformable insertion arm extending from a flat-plate like holder main body, a hook portion provided on a free end side of the insertion arm, an elastically deformable magnet pressing arm extending from the holder main body, and a magnet pressing portion provided on a free end side of the magnet pressing arm. The rotor main body includes a hook hole into which the insertion arm is inserted, and the hook hole is provided with a locking portion in which the hook portion is lockable.Type: ApplicationFiled: August 31, 2023Publication date: March 7, 2024Inventors: Takahiro MORIMOTO, Yuto KIMURA, Toshinobu SHINOHARA, Hitoshi ADACHI, Kohei OKURA, Tatsuya KAMADA
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Publication number: 20240067168Abstract: A vehicle controller includes a processor configured to detect a vehicle ahead of a host vehicle from time-series sensor signals obtained by a sensor provided on the host vehicle for sensing objects around the host vehicle, track the vehicle ahead detected from the time-series sensor signals, determine whether the vehicle ahead has performed an avoidance action, based on the result of tracking, detect, when the vehicle ahead has performed an avoidance action, a trajectory of an edge of the vehicle ahead opposite a direction of avoidance in the avoidance action, and control travel of the host vehicle so that an edge of the host vehicle opposite the direction of avoidance moves along the detected trajectory.Type: ApplicationFiled: July 21, 2023Publication date: February 29, 2024Applicant: Toyota Jidosha Kabushiki KaishaInventors: Ryusuke KURODA, Kenichiro Aoki, Tetsuro Sugiura, Takuya Fujiki, Hitoshi Kamada, Wataru Kawashima, Tadashi Okubo
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Publication number: 20240071097Abstract: An apparatus for object detection detects a number of lanes included in a road on which a vehicle is traveling, detects one or more surrounding vehicles positioned in surroundings of the vehicle from a surrounding image showing the surroundings of the vehicle generated by a camera mounted in the vehicle, and determines, when more surrounding vehicles than the number of lanes detected in a predetermined range at the back of the vehicle are detected alongside in a width direction of the vehicle, that a possibility that any one of the surrounding vehicles being an emergency vehicle which is allowed to travel without obeying the traveling rule of the road is higher than when more surrounding vehicles than the number of lanes are not detected alongside in a width direction of the vehicle.Type: ApplicationFiled: August 10, 2023Publication date: February 29, 2024Inventors: Takuya Fujiki, Ryusuke Kuroda, Tadashi Okubo, Kenichiro Aoki, Tetsuro Sugiura, Wataru Kawashima, Hitoshi Kamada
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Publication number: 20240067171Abstract: A brake light activation determining device has a processor configured to detect decrease in the speed of a vehicle ahead, which is located ahead of one's own vehicle, based on output information from a sensor that acquires information relating to the vehicle ahead, to discriminate whether the brake light of the vehicle ahead is activated based on an image representing the vehicle ahead, and to determine that the vehicle ahead is braking, when it has been discriminated that the brake light of the vehicle ahead has been activated, when the speed decrease timing at which reduction in the speed of the vehicle ahead has been detected and the activation timing at which brake light activation by the vehicle ahead was discriminated are synchronized for the vehicle ahead.Type: ApplicationFiled: July 19, 2023Publication date: February 29, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ryusuke KURODA, Hitoshi KAMADA, Tetsuro SUGIURA, Daisuke HASHIMOTO
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Patent number: 11772615Abstract: A vehicle control system installed on a vehicle includes: a driver abnormality detection device configured to detect abnormality of a driver of the vehicle; a vehicle control device configured to execute vehicle stop control that stops the vehicle and abnormality notification processing that activates a notification device, when the abnormality of the driver is detected; and an information acquisition device configured to acquire driving environment information including at least one of surrounding situation information indicating a situation around the vehicle, vehicle state information indicating a state of the vehicle, and driving operation information indicating a driving operation by the driver. The vehicle control device determines, based on the driving environment information, whether to continue or terminate the abnormality notification processing after termination of the vehicle stop control.Type: GrantFiled: October 21, 2019Date of Patent: October 3, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hitoshi Kamada, Kenichiro Aoki, Taiyo Uejima
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Patent number: 11685405Abstract: A vehicle controller includes a processor configured to detect an object region including another vehicle near a vehicle from each of time series images obtained by a camera mounted on the vehicle; detect a predetermined action taken by the other vehicle, based on a trajectory of the other vehicle estimated from the object region of each image; identify the state of a signal light of the other vehicle, based on characteristics obtained from pixel values of the object region of each image; extract information indicating characteristics of an action of the other vehicle or the state of a signal light at the predetermined action taken by the other vehicle, based on the predetermined action detected in a tracking period and the state of the signal light related to the predetermined action; and predict behavior of the other vehicle, using the extracted information.Type: GrantFiled: March 31, 2021Date of Patent: June 27, 2023Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, DENSO CORPORATIONInventors: Daisuke Hashimoto, Ryusuke Kuroda, Tetsuro Sugiura, Hitoshi Kamada
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Publication number: 20230177844Abstract: An apparatus for identifying the state of lighting includes a processor configured to identify the states of lighting of a first lighting part and a second lighting part of a vehicle by inputting time-series images representing the vehicle into a classifier. The classifier includes a feature calculation part configured to calculate a feature map whenever one of the time-series images is inputted in chronological order; a first state-of-lighting identification part including a recursive structure and configured to identify the state of lighting of the first lighting part while updating a first internal state by inputting the feature map calculated for each of the time-series images in chronological order; and a second state-of-lighting identification part including a recursive structure and configured to identify the state of lighting of the second lighting part while updating a second internal state by inputting the feature map in chronological order.Type: ApplicationFiled: November 3, 2022Publication date: June 8, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Norimasa KOBORI, Hitoshi KAMADA, Yushi NAGATA
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Publication number: 20220301320Abstract: A vehicle controller includes a processor configured to: input characteristics extracted from an object region representing a target vehicle in an image obtained by a camera of a vehicle into a light-state classifier to identify a light state that is the state of a signal light of the target vehicle; determine a first control value, based on the result of identification of the light state and the positional relationship between the vehicle and the target vehicle, in accordance with a predetermined rule; input the result of identification of the light state into a control command classifier, which has been trained to output a second control value for controlling the vehicle to avoid a collision between the vehicle and the target vehicle, thereby determining the second control value; and determine an integrated control value to be used for controlling the vehicle, based on the first and second control values.Type: ApplicationFiled: March 16, 2022Publication date: September 22, 2022Inventors: Daisuke HASHIMOTO, Norimasa KOBORI, Hitoshi KAMADA, Yushi NAGATA
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Publication number: 20210309214Abstract: A vehicle controller includes a processor configured to detect an object region including another vehicle near a vehicle from each of time series images obtained by a camera mounted on the vehicle; detect a predetermined action taken by the other vehicle, based on a trajectory of the other vehicle estimated from the object region of each image; identify the state of a signal light of the other vehicle, based on characteristics obtained from pixel values of the object region of each image; extract information indicating characteristics of an action of the other vehicle or the state of a signal light at the predetermined action taken by the other vehicle, based on the predetermined action detected in a tracking period and the state of the signal light related to the predetermined action; and predict behavior of the other vehicle, using the extracted information.Type: ApplicationFiled: March 31, 2021Publication date: October 7, 2021Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, DENSO CORPORATIONInventors: Daisuke HASHIMOTO, Ryusuke KURODA, Tetsuro SUGIURA, Hitoshi KAMADA
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Publication number: 20200130654Abstract: A vehicle control system installed on a vehicle includes: a driver abnormality detection device configured to detect abnormality of a driver of the vehicle; a vehicle control device configured to execute vehicle stop control that stops the vehicle and abnormality notification processing that activates a notification device, when the abnormality of the driver is detected; and an information acquisition device configured to acquire driving environment information including at least one of surrounding situation information indicating a situation around the vehicle, vehicle state information indicating a state of the vehicle, and driving operation information indicating a driving operation by the driver. The vehicle control device determines, based on the driving environment information, whether to continue or terminate the abnormality notification processing after termination of the vehicle stop control.Type: ApplicationFiled: October 21, 2019Publication date: April 30, 2020Inventors: Hitoshi Kamada, Kenichiro Aoki, Taiyo Uejima
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Patent number: 9266142Abstract: A partition portion includes a proximal portion fixed to the outer periphery of the peripheral wall portion and a sealing member mounted to the proximal portion in a manner that the sealing member is allowed to move in inner and outer circumferential directions of the peripheral wall portion. When receiving a force toward an outer circumferential direction, the sealing member is moved in the outer circumferential direction, and a distal end portion thereof is held in press-contact with a sliding contact portion of a ventilation member with a force generated along with the above-mentioned force.Type: GrantFiled: September 6, 2012Date of Patent: February 23, 2016Assignee: KABUSHIKI KAISHA POWREXInventors: Koji Hasegawa, Yasuhiro Hotta, Naotoshi Kinoshita, Tarou Endou, Shuichiro Fukuda, Kazuhiro Uchida, Yosuke Tomita, Hitoshi Kamada, Kazunori Wakabayashi
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Publication number: 20140137797Abstract: A partition portion includes a proximal portion fixed to the outer periphery of the peripheral wall portion and a sealing member mounted to the proximal portion in a manner that the sealing member is allowed to move in inner and outer circumferential directions of the peripheral wall portion. When receiving a force toward an outer circumferential direction, the sealing member is moved in the outer circumferential direction, and a distal end portion thereof is held in press-contact with a sliding contact portion of a ventilation member with a force generated along with the above-mentioned force.Type: ApplicationFiled: September 6, 2012Publication date: May 22, 2014Inventors: Koji Hasegawa, Yasuhiro Hotta, Naotoshi Kinoshita, Tarou Endou, Shuichiro Fukuda, Kazuhiro Uchida, Yosuke Tomita, Hitoshi Kamada, Kazunori Wakabayashi
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Publication number: 20130011548Abstract: A coating apparatus comprises a high speed camera for imaging a tablet layer in a rotating drum, personal computer for calculating a flow rate of a tablet in the tablet layer based on image data from the high speed camera, and a control apparatus for controlling a rotational speed of the rotating drum based on a calculation value of the flow rate of the tablet obtained by the personal computer.Type: ApplicationFiled: December 7, 2010Publication date: January 10, 2013Inventors: Kenji Umemoto, Tetsuya Hosono, Tarou Endou, Hitoshi Kamada, Nanao Akimoto, Koji Hasegawa
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Patent number: 4235061Abstract: There is provided an apparatus for detecting irregular arrangement of accumulated coins for use in a coin packaging machine wherein a predetermined number of accumulated coins are delivered from an accumulating cylinder to a packaging zone by a pair of delivery arms and packaging them in the packaging zone. The pair of delivery arms, an upper delivery arm and a lower delivery arm, is constructed so that it is rotatable between a coin accumulating zone and a coin packaging zone and vertically slidable to engage with and disengage with the accumulated coins in the coin accumulating zone. The delivery arms are insulated from each other. A detection circuit is provided for detecting the irregular arrangement of the accumulated coins by sensing the height of the upper delivery arm indicating at the irregular arrangement of the accumulated coins.Type: GrantFiled: November 21, 1978Date of Patent: November 25, 1980Assignee: Laurel Bank Machine Co., Ltd.Inventors: Kenkichi Watanabe, Katusuke Furuya, Hitoshi Kamada