Patents by Inventor Ryotaro Suzuki
Ryotaro Suzuki 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: 20240136532Abstract: An electrode mixture including an electrode active material, a conductive fibrous carbon material, and inorganic nanoparticles applied to a surface of the electrode active material. The conductive fibrous carbon material contains magnetic metal. A ratio of coverage of the inorganic nanoparticles covering the surface of the electrode active material to content of the magnetic metal contained in the conductive fibrous carbon material is 38.5 or less.Type: ApplicationFiled: October 19, 2023Publication date: April 25, 2024Applicants: PRIMEARTH EV ENERGY CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA, PRIME PLANET ENERGY & SOLUTIONS, INC.Inventors: Hidenori YOKOO, Ryotaro SAKAI, Nobuaki KOIWA, Kentaro SUZUKI
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Publication number: 20240097197Abstract: A non-aqueous rechargeable battery includes an electrode body in which a positive plate and a negative electrode plate are stacked in a stacking direction with a separator arranged in between. The positive electrode plate includes a positive electrode substrate, and a positive electrode mixture layer and an insulating layer arranged on each of two opposite surfaces of the positive electrode substrate. The positive electrode substrate includes a positive electrode uncoated portion. The electrode body includes a positive electrode current collector portion in which layers of the positive electrode uncoated portion are stacked in the stacking direction. A first insulating layer on a first surface of the positive electrode substrate, facing a center of the positive electrode current collector portion in the stacking direction, has a thickness that is greater than that of a second insulating layer on a second surface of the positive electrode substrate opposite to the first surface.Type: ApplicationFiled: September 18, 2023Publication date: March 21, 2024Applicants: PRIMEARTH EV ENERGY CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA, PRIME PLANET ENERGY & SOLUTIONS, INC.Inventors: Kazutaka YOSHIKAWA, Shotaro DEGUCHI, Ryotaro SAKAI, Shota UCHIYAMA, Nobuaki KOIWA, Kentaro SUZUKI
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Publication number: 20230344304Abstract: A power transmission device includes: a pole piece configured to rotate by modulating a magnetic flux between a drive-side magnet and a stationary magnet; and a sealing member that partitions an inside of a housing into a driving side space where the drive-side magnet is disposed and a driven side space where the stationary magnet and the pole piece are disposed, so as to seal fluid between the driving side space and the driven side space. The pole piece and the stationary magnet have a cylindrical shape and are disposed coaxially with and radially outer side of the drive-side magnet. The sealing member includes: a sealing cylinder portion positioned radially outer side of the drive-side magnet; and a sealing bottom surface portion covering the sealing cylinder portion from the driving side space.Type: ApplicationFiled: June 12, 2023Publication date: October 26, 2023Inventors: Takafumi MATSUMOTO, Hiroto INOUE, Takuro SAHARA, Shinji HASHIMOTO, Ryu FUKUSHIMA, Ryotaro SUZUKI, Riku OUCHI, Shinji KAWADA, Toshihisa NAKAJIMA, Seiichiro WASHINO
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Patent number: 11161547Abstract: A parking assistance device includes a pair of left and right sonar devices provided in a vehicle, an obstacle detection controller for determining whether an obstacle present within a determination target distance range on a side of the vehicle is a wall or a curb by comparing a level value of a reflection wave received by one of the sonar devices with each of a first threshold value and a second threshold value that are different from each other, and an automatic parking controller for setting a guiding route for automatic parking depending on a determination result, and the automatic parking controller sets the guiding route requiring a large amount of steering of the vehicle in a case where the determination result indicates a curb, compared with a case where the determination result indicates a wall in the automatic parking in the form of parallel parking.Type: GrantFiled: September 9, 2016Date of Patent: November 2, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Satoru Inoue, Shinichi Harase, Ryotaro Suzuki, Wataru Tsujita, Tsutomu Asahina, Yoshitsugu Sawa
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Patent number: 11142187Abstract: A parking assistance device includes: distance sensors for transmitting detection waves toward a side of a host vehicle while the host vehicle is traveling and receiving reflected waves of the detection waves; a reflection point calculating unit for calculating reflection points indicating positions where the detection waves have been reflected; a grouping unit for grouping the reflection points; a reference distance setting unit for setting a reference distance corresponding to a distance between a host vehicle position indicating the position of the traveling host vehicle and a reflection point group set by grouping; and an object determining unit for setting an object determining threshold value to be compared with the reference distance and determining whether an object corresponding to the reflection point group is a parked vehicle or a parking reference object by comparing the reference distance with the object determining threshold value.Type: GrantFiled: January 18, 2017Date of Patent: October 12, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Shinichi Harase, Satoru Inoue, Ryotaro Suzuki, Wataru Tsujita, Tsutomu Asahina, Yoshitsugu Sawa
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Patent number: 10884125Abstract: A parking assistance device (100) is provided with distance sensors (2FL, 2FR, 2RL, 2RR) which transmit detection waves laterally with respect to a host vehicle (1) while the host vehicle (1) travels and receive reflected waves of the detection waves, a reflection point calculating unit (11) which calculates a reflection point indicating a position where the detection wave is reflected, a grouping unit (13) which groups the reflection points, a parking space pitch calculating unit (14) which calculates a parking space pitch indicating a width of each parking space by using periodicity of a shape of a reflection point group set by grouping, a parking target area setting unit (15) which sets a parking target area which is a target of perpendicular parking by the host vehicle (1), and a parking assistance controlling unit (21) which guides the host vehicle (1) to the parking target area on the basis of the parking space pitch.Type: GrantFiled: January 18, 2017Date of Patent: January 5, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Shinichi Harase, Satoru Inoue, Ryotaro Suzuki, Wataru Tsujita, Yoshitsugu Sawa, Tsutomu Asahina
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Patent number: 10830885Abstract: A parking mode determining system includes a distance measurer to measure a distance to an obstacle on the side of a host vehicle; a host-vehicle position measurer to measure a position of the host vehicle; a reflected position calculator to calculate a reflected position of the transmission wave; a grouping unit to group a plurality of the reflected positions for each obstacle; an angle calculator to obtain an approximate line for each of two or more of the reflected positions adjacent to each other, and calculate an angle of inclination of the approximate line or an angle of inclination of a normal line of the approximate line; and a parking mode determiner to determine whether a parking mode is parallel parking, perpendicular parking, or angle parking on the basis of a distribution of a plurality of the angles of inclination.Type: GrantFiled: October 6, 2015Date of Patent: November 10, 2020Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Satoru Inoue, Ryotaro Suzuki, Wataru Tsujita, Yoshitsugu Sawa
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Publication number: 20200057157Abstract: A parking assistance device (100) is provided with distance sensors (2FL, 2FR, 2RL, 2RR) which transmit detection waves laterally with respect to a host vehicle (1) while the host vehicle (1) travels and receive reflected waves of the detection waves, a reflection point calculating unit (11) which calculates a reflection point indicating a position where the detection wave is reflected, a grouping unit (13) which groups the reflection points, a parking space pitch calculating unit (14) which calculates a parking space pitch indicating a width of each parking space by using periodicity of a shape of a reflection point group set by grouping, a parking target area setting unit (15) which sets a parking target area which is a target of perpendicular parking by the host vehicle (1), and a parking assistance controlling unit (21) which guides the host vehicle (1) to the parking target area on the basis of the parking space pitch.Type: ApplicationFiled: January 18, 2017Publication date: February 20, 2020Applicant: Mitsubishi Electric CorporationInventors: Shinichi HARASE, Satoru INOUE, Ryotaro SUZUKI, Wataru TSUJITA, Yoshitsugu SAWA, Tsutomu ASAHINA
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Publication number: 20190329760Abstract: A parking assistance device includes: distance sensors for transmitting detection waves toward a side of a host vehicle while the host vehicle is traveling and receiving reflected waves of the detection waves; a reflection point calculating unit for calculating reflection points indicating positions where the detection waves have been reflected; a grouping unit for grouping the reflection points; a reference distance setting unit for setting a reference distance corresponding to a distance between a host vehicle position indicating the position of the traveling host vehicle and a reflection point group set by grouping; and an object determining unit for setting an object determining threshold value to be compared with the reference distance and determining whether an object corresponding to the reflection point group is a parked vehicle or a parking reference object by comparing the reference distance with the object determining threshold value.Type: ApplicationFiled: January 18, 2017Publication date: October 31, 2019Applicant: Mitsubishi Electric CorporationInventors: Shinichi HARASE, Satoru INOUE, Ryotaro SUZUKI, Wataru TSUJITA, Tsutomu ASAHINA, Yoshitsugu SAWA
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Publication number: 20190217856Abstract: A parking assistance device includes a pair of left and right sonar devices provided in a vehicle, an obstacle detection controller for determining whether an obstacle present within a determination target distance range on a side of the vehicle is a wall or a curb by comparing a level value of a reflection wave received by one of the sonar devices with each of a first threshold value and a second threshold value that are different from each other, and an automatic parking controller for setting a guiding route for automatic parking depending on a determination result, and the automatic parking controller sets the guiding route requiring a large amount of steering of the vehicle in a case where the determination result indicates a curb, compared with a case where the determination result indicates a wall in the automatic parking in the form of parallel parking.Type: ApplicationFiled: September 9, 2016Publication date: July 18, 2019Applicant: Mitsubishi Electric CorporationInventors: Satoru INOUE, Shinichi HARASE, Ryotaro SUZUKI, Wataru TSUJITA, Tsutomu ASAHINA, Yoshitsugu SAWA
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Publication number: 20180180731Abstract: A parking mode determining system includes a distance measurer to measure a distance to an obstacle on the side of a host vehicle; a host-vehicle position measurer to measure a position of the host vehicle; a reflected position calculator to calculate a reflected position of the transmission wave; a grouping unit to group a plurality of the reflected positions for each obstacle; an angle calculator to obtain an approximate line for each of two or more of the reflected positions adjacent to each other, and calculate an angle of inclination of the approximate line or an angle of inclination of a normal line of the approximate line; and a parking mode determiner to determine whether a parking mode is parallel parking, perpendicular parking, or angle parking on the basis of a distribution of a plurality of the angles of inclination.Type: ApplicationFiled: October 6, 2015Publication date: June 28, 2018Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Satoru INOUE, Ryotaro SUZUKI, Wataru TSUJITA, Yoshitsugu SAWA
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Patent number: 9434306Abstract: A notification sound control unit (10) of an approaching vehicle audible system (100), generating a signal for a notification sound to be emitted from a sounding device (40) provided in an electric vehicle (200) in which at least part of driving force is produced by a motor to the outside of the electric vehicle (200), is provided with a behavior conversion processing section (21) that changes through time change processing an accelerator opening degree signal (11) among vehicle information signals (1) of the electric vehicle (200) so as to output a processed accelerator opening degree signal and with a notification sound signal generation processing section (3) that changes a pitch and a volume of a sound element signal outputted from a sound element (31, 310), based on the processed accelerator opening degree signal, so as to generate a notification sound signal.Type: GrantFiled: March 16, 2012Date of Patent: September 6, 2016Assignee: Mitsubishi Electric CorporationInventors: Asako Omote, Takahisa Aoyagi, Ryotaro Suzuki
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Patent number: 9064293Abstract: A vehicle surroundings monitoring device carries out a position mapping process of expressing a positional relationship in the detection ranges of distance sensors 2 for detecting an obstacle 100 by coordinates on a camera image captured by a camera unit 3 having an image capture range in the surroundings of a vehicle, derives transformation parameters used for carrying out a mapping transformation in such a way that the obstacle detected by the distance sensors 2 is placed at a predetermined position on the camera image on which the position mapping process has been carried out, and carries out an image transformation on the camera image by using the transformation parameters in such a way that the obstacle is placed at the predetermined position.Type: GrantFiled: June 15, 2010Date of Patent: June 23, 2015Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Tatsuya Mitsugi, Satoru Inoue, Ryotaro Suzuki, Hirokazu Shimizu
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Patent number: 9047779Abstract: Because a vehicle rear view monitoring device changes the detection threshold level of each of distance sensors 4-1 to 4-4 to change horizontal and vertical detection areas and a bearing resolution, determines the display position of an obstacle mark 16 from the distances to an obstacle 15 detected by the plurality of distance sensors 4-1 to 4-4, and amplitude information about the amplitude of a reflected wave from the obstacle, and overlays the obstacle mark 16 on the obstacle 15 by using an overlay unit 17, the vehicle rear view monitoring device improves the degree of positional precision of the overlay of the obstacle mark on the obstacle displayed on a captured image.Type: GrantFiled: May 19, 2010Date of Patent: June 2, 2015Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Satoru Inoue, Ryotaro Suzuki, Tatsuya Mitsugi, Hirokazu Shimizu
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Patent number: 9036453Abstract: An obstacle detection device includes one or more emitter ultrasonic sensors, each emitting an ultrasonic wave toward an obstacle, and one or more detection ultrasonic sensors for reception, each detecting a reflected wave from the obstacle. A control unit drives a specific one of the emitter ultrasonic sensors to cause it to emit an ultrasonic wave, stops the emission of the ultrasonic wave by the specific emitter ultrasonic sensor at the time that one of the detection ultrasonic sensors detects a reflected wave from the obstacle, and carries out detection of the obstacle and measurement of the distance to the obstacle from the time that the control unit stops the emission of the ultrasonic wave by the emitter ultrasonic sensor and the time that the reflected wave cannot be detected anymore.Type: GrantFiled: November 17, 2009Date of Patent: May 19, 2015Assignee: Mitsubishi Electric CorporationInventors: Ryotaro Suzuki, Satoru Inoue, Yukio Nishimoto
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Publication number: 20150061850Abstract: A notification sound control unit (10) of an approaching vehicle audible system (100), generating a signal for a notification sound to be emitted from a sounding device (40) provided in an electric vehicle (200) in which at least part of driving force is produced by a motor to the outside of the electric vehicle (200), is provided with a behavior conversion processing section (21) that changes through time change processing an accelerator opening degree signal (11) among vehicle information signals (1) of the electric vehicle (200) so as to output a processed accelerator opening degree signal and with a notification sound signal generation processing section (3) that changes a pitch and a volume of a sound element signal outputted from a sound element (31, 310), based on the processed accelerator opening degree signal, so as to generate a notification sound signal.Type: ApplicationFiled: March 16, 2012Publication date: March 5, 2015Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Asako Omote, Takahisa Aoyagi, Ryotaro Suzuki
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Patent number: 8797829Abstract: An obstacle detection device controls distance sensors to cause the distance sensors to transmit a transmission wave during a fixed time period, measures a first time which has elapsed from a time at which the transmission starts to a time at which a reflected wave is detected, and a second time which has elapsed a time at which the above-mentioned transmission is stopped to a time at which the reflected wave disappears, and determines that an obstacle exists when a time difference between the above-mentioned first time and the above-mentioned second time is equal to or shorter than a predetermined allowed time. Therefore, the obstacle detection device can reduce the time required for the determination to at least one-half that provided by a related art technique, and improves the accuracy of the detection of an object moving at a relatively high speed.Type: GrantFiled: May 19, 2010Date of Patent: August 5, 2014Assignee: Mitsubishi Electric CorporationInventors: Satoru Inoue, Ryotaro Suzuki
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Patent number: 8686875Abstract: A parking support device is provided for extracting detection point data corresponding to a corner portion of a parked vehicle 2 from detection point data showing a series of detection points at each of which the distance to the parked vehicle 2 is detected, performing a noise component removing process and a data complementing process using a curve approximation of the series of detection points on the extracted detection point data, estimating reflection points of a detection wave in the corner portion from the detection point data and sensor position data showing a moving path of a distance sensor 3, and measuring the length of a parking space adjacent to the parked vehicle 2 according to a corner position which is determined from the positions of the estimated reflection points to determine if a vehicle 1 can be parked in the parking space.Type: GrantFiled: August 26, 2009Date of Patent: April 1, 2014Assignee: Mitsubishi Electric CorporationInventors: Satoru Inoue, Ryotaro Suzuki, Mitsuaki Akaza
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Publication number: 20120327239Abstract: Because a vehicle rear view monitoring device changes the detection threshold level of each of distance sensors 4-1 to 4-4 to change horizontal and vertical detection areas and a bearing resolution, determines the display position of an obstacle mark 16 from the distances to an obstacle 15 detected by the plurality of distance sensors 4-1 to 4-4, and amplitude information about the amplitude of a reflected wave from the obstacle, and overlays the obstacle mark 16 on the obstacle 15 by using an overlay unit 17, the vehicle rear view monitoring device improves the degree of positional precision of the overlay of the obstacle mark on the obstacle displayed on a captured image.Type: ApplicationFiled: May 19, 2010Publication date: December 27, 2012Inventors: Satoru Inoue, Ryotaro Suzuki, Tatsuya Mitsugi, Hirokazu Shimizu
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Publication number: 20120320211Abstract: A vehicle surroundings monitoring device carries out a position mapping process of expressing a positional relationship in the detection ranges of distance sensors 2 for detecting an obstacle 100 by coordinates on a camera image captured by a camera unit 3 having an image capture range in the surroundings of a vehicle, derives transformation parameters used for carrying out a mapping transformation in such a way that the obstacle detected by the distance sensors 2 is placed at a predetermined position on the camera image on which the position mapping process has been carried out, and carries out an image transformation on the camera image by using the transformation parameters in such a way that the obstacle is placed at the predetermined position.Type: ApplicationFiled: June 15, 2010Publication date: December 20, 2012Inventors: Tatsuya Mitsugi, Satoru Inoue, Ryotaro Suzuki, Hirokazu Shimizu