Patents by Inventor Naoki Nishimura
Naoki Nishimura 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: 11722225Abstract: A first optical communication device is provided with a laser light source 3 for emitting communication light CL and a transmitting optical fiber 11 arranged in water WA and having a light incident end portion 14 on which the communication light CL is incident. The transmitting optical fiber 11 transmits the communication light CL incident on the light incident end portion 14 toward the tip end portion 15. The transmitting optical fiber 11 is provided with a core part 21 configured to transmit the communication light CL from the light incident end portion 14 toward the tip end portion 15 and a clad part 23 covering the core part, the clad part being configured to emit at least a part of the communication light CL that transmits the core part 21 from a side surface of the transmitting optical fiber 11.Type: GrantFiled: January 27, 2020Date of Patent: August 8, 2023Assignee: Shimadzu CorporationInventors: Naoki Nishimura, Koji Tojo
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Patent number: 11709457Abstract: An image forming apparatus comprises an ultrasonic sensor and a processor is configured to control the image forming apparatus based on an output signal of the ultrasonic sensor. The processor estimates a barometric pressure based on the output signal of the ultrasonic sensor and determines an image forming condition based on the estimated barometric pressure. The ultrasonic sensor is utilized for controlling the image forming apparatus and for estimating the barometric pressure.Type: GrantFiled: May 11, 2021Date of Patent: July 25, 2023Assignee: CANON KABUSHIKI KAISHAInventors: Toshiyuki Ichino, Naoki Nishimura, Hiromitsu Kumada, Masafumi Monde
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Patent number: 11698273Abstract: The magnetic detection system 100 is provided with a magnetic sensor 1, a storage unit 5, a first determination unit 42 for outputting whether or not the magnetic body 90 has passed as a first determination result 20, a second determination unit 43 for outputting whether or not the magnetic body has passed as a second determination result 21, a display unit 6 for displaying (notifying) the first determination result and the second determination result. The second determination unit is configured to have higher determination accuracy than the first determination unit.Type: GrantFiled: February 8, 2021Date of Patent: July 11, 2023Assignee: Shimadzu CorporationInventors: Naoki Nishimura, Kenta Chinomi
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Publication number: 20230202050Abstract: A control device that controls an operation of a robot for alerting a human is provided. A control device that controls a robot includes an acquiring unit that acquires field of view information of a human and a control unit that controls an operation of an alert unit provided on the robot based on the field of view information. The control unit controls the alert unit such that the alert unit performs an alert operation according to a target task of the robot within an auxiliary field of view area of the human. The alert unit includes a manipulator provided on the robot. The alert operation includes an operation of the manipulator gripping an object relating to the target task of the robot.Type: ApplicationFiled: March 5, 2021Publication date: June 29, 2023Inventors: HIROKI SAIJO, YOSHINAO SODEYAMA, KIRILL VAHEERDEN, YASUNORI KAWANAMI, RUI KAMADA, NAOKI NISHIMURA
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Patent number: 11658751Abstract: This underwater optical wireless communication system (100) is provided with a plurality of moving bodies (1) capable of moving underwater. The plurality of moving bodies each includes a plurality of optical wireless communication units (2) each configured to perform bidirectional communication between the plurality of moving bodies using communication light beams (30) having wavelengths different from each other in a plurality of directions which are mutually opposite directions. The plurality of optical wireless communication units is configured to perform bidirectional communication between the plurality of moving bodies using communication light beams, the communication beams having the same wavelength with respect to each of the plurality of directions.Type: GrantFiled: October 3, 2019Date of Patent: May 23, 2023Assignees: Shimadzu Corporation, JAPAN AGENCY FOR MARINE-EARTH SCIENCE AND TECHNOLOGYInventors: Naoki Nishimura, Takao Sawa
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Publication number: 20230109842Abstract: An autonomous driving system includes an electronic control unit. The electronic control unit is configured to suggest to a driver that a host vehicle overtake a preceding vehicle during autonomous driving, recognize whether the driver accepts a suggestion for the overtaking, when the electronic control unit recognizes that the driver accepts the suggestion, cause the host vehicle to overtake the preceding vehicle, and, when the electronic control unit recognizes that the driver rejects the suggestion, not cause the host vehicle to overtake the preceding vehicle, set a first prohibition duration, and, when the electronic control unit suggests to the driver that the host vehicle overtake the preceding vehicle and recognizes that the driver rejects the suggestion, extend the first prohibition duration as compared to when the electronic control unit suggests to the driver that the host vehicle overtake the preceding vehicle and recognizes that the driver accepts the suggestion.Type: ApplicationFiled: December 14, 2022Publication date: April 13, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Naoki Nishimura, Shingo Shibata
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Publication number: 20230100329Abstract: This underwater optical wireless communication system (100) is provided with a plurality of moving bodies (1) capable of moving underwater. The plurality of moving bodies each includes a plurality of optical wireless communication units (2) each configured to perform bidirectional communication between the plurality of moving bodies using communication light beams (30) having wavelengths different from each other in a plurality of directions which are mutually opposite directions. The plurality of optical wireless communication units is configured to perform bidirectional communication between the plurality of moving bodies using communication light beams, the communication beams having the same wavelength with respect to each of the plurality of directions.Type: ApplicationFiled: October 3, 2019Publication date: March 30, 2023Inventors: Naoki NISHIMURA, Takao SAWA
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Patent number: 11613257Abstract: An autonomous driving system includes an electronic control unit. The electronic control unit is configured to suggest to a driver that a host vehicle overtake a preceding vehicle during autonomous driving, recognize whether the driver accepts a suggestion for the overtaking, when the electronic control unit recognizes that the driver accepts the suggestion, cause the host vehicle to overtake the preceding vehicle, and, when the electronic control unit recognizes that the driver rejects the suggestion, not cause the host vehicle to overtake the preceding vehicle, set a first prohibition duration, and, when the electronic control unit suggests to the driver that the host vehicle overtake the preceding vehicle and recognizes that the driver rejects the suggestion, extend the first prohibition duration as compared to when the electronic control unit suggests to the driver that the host vehicle overtake the preceding vehicle and recognizes that the driver accepts the suggestion.Type: GrantFiled: September 24, 2019Date of Patent: March 28, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Naoki Nishimura, Shingo Shibata
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Publication number: 20230087303Abstract: A rotation mechanism includes a shaft portion, a bearing portion, a protruding portion, and a stopper. The bearing portion configured to rotate with respect to a predetermined axis as a center of rotation and configured to slide relative to an outer periphery of the shaft portion. The protruding portion protrudes from the shaft portion. The stopper is integrally formed the bearing portion. The stopper faces the protruding portion. A length of the protruding portion in a direction in which the protruding portion protrudes is larger than a distance from the center of rotation to a sliding portion where the bearing portion slides relative to the outer periphery of the shaft portion.Type: ApplicationFiled: December 1, 2022Publication date: March 23, 2023Inventors: Tetsuya NISHIMURA, Naoki NISHIMURA, Yuji TAKAHASHI
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Publication number: 20230059732Abstract: A spool valve including a spool having a plurality of land portions; a sleeve having the spool housed such that the spool is movable in an axial direction and has an input port and an output port and small-diameter portions in the interior of the sleeve. The pressure and flow rate of a fluid passing between the land portions and the small-diameter portions are adjusted by movement of the spool; a plurality of adjustment portions formed as spaces between the small-diameter portions of the sleeve and the land portions of the spool overlapping with each other from a radial direction of the spool; and a guide portion constituted by the small-diameter portion and the land portion which define one of the adjustment portions having a cross-sectional area smaller than each of cross-sectional areas of adjacent two of the adjustment portions having the input port interposed therebetween in the axial direction.Type: ApplicationFiled: February 17, 2021Publication date: February 23, 2023Inventors: Tadanobu KAWATO, Naoki NISHIMURA, Masaki HOSHI
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Publication number: 20230054439Abstract: An optical communication device 1 is provided with: a plurality of light-receiving elements 11 each configured to receive light and output a light detection signal; a plurality of optical fibers 13 provided to correspond to the plurality of light-receiving elements 11, respectively, the plurality of optical fibers each being configured to guide the light to the corresponding light-receiving element 11; a plurality of amplifiers 18 provided to correspond to the plurality of light-receiving elements 11, respectively, the plurality of amplifiers each being configured to generate optical communication information by performing signal processing on the light detection signal; a light intensity information collection unit 25 configured to collect intensity of the light received by each of the plurality of optical fibers 13 as light intensity information; an optical fiber identification unit 27 configured to identify the optical fiber 13 that is receiving relatively strong light out of the plurality of optical fiberType: ApplicationFiled: January 27, 2020Publication date: February 23, 2023Inventors: Keiko SATO, Naoki NISHIMURA
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Publication number: 20230059214Abstract: The present invention relates to a fiber branch structure for spatial optical communication for transmitting information by emitting communication light. The fiber branch structure is provided with: a light emitter configured to emit communication light; a light emission controller configured to control the light emitter; an optical fiber configured to transmit the light emitted from the light emitter; a distributor configured to distribute the light, the distributer being optically coupled to an output terminal of the optical fiber; and an optical fiber group optically coupled to a plurality of output terminals of the distributor. According to the present invention, a communication area can be established without blind spots. That is, the fiber branch structure for spatial optical communication according to the present invention includes an optical fiber group optically coupled to a plurality of output terminals of the distributor.Type: ApplicationFiled: January 27, 2020Publication date: February 23, 2023Inventors: Keiko SATO, Naoki NISHIMURA, Takao SAWA
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Publication number: 20230051043Abstract: A first optical communication device is provided with a laser light source 3 for emitting communication light CL and a transmitting optical fiber 11 arranged in water WA and having a light incident end portion 14 on which the communication light CL is incident. The transmitting optical fiber 11 transmits the communication light CL incident on the light incident end portion 14 toward the tip end portion 15. The transmitting optical fiber 11 is provided with a core part 21 configured to transmit the communication light CL from the light incident end portion 14 toward the tip end portion 15 and a clad part 23 covering the core part, the clad part being configured to emit at least a part of the communication light CL that transmits the core part 21 from a side surface of the transmitting optical fiber 11.Type: ApplicationFiled: January 27, 2020Publication date: February 16, 2023Inventors: Naoki NISHIMURA, Koji TOJO
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Publication number: 20230006168Abstract: An organic device includes an outer edge, a wiring area and a display area that includes a first electrode, an organic layer on the first electrode and a second electrode on the organic layer. The wiring area includes a reference electrode connected to the second electrode and defining a reference potential. The display area includes a first area and a second area bordering the first area. The second area includes a normal area including the second electrode and transmission areas not including the second electrode and arranged in a first direction. The second electrode of the normal area includes connecting portions connected to the second electrode of the first area. The connecting portions include a first connecting portion located on the side of the first side in a second direction. The first connecting portion includes a facing connecting portion located between the transmission areas in the first direction.Type: ApplicationFiled: June 29, 2022Publication date: January 5, 2023Applicant: Dai Nippon Printing Co., Ltd.Inventors: Naoki NISHIMURA, Hiroshi YANO, Yusuke NAKAMURA, Isao MIYATANI, Yoko NAKAMURA
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Patent number: 11545119Abstract: A rotation mechanism includes a shaft portion, a bearing portion, a protruding portion, and a stopper. The bearing portion configured to rotate with respect to a predetermined axis as a center of rotation and configured to slide relative to an outer periphery of the shaft portion. The protruding portion protrudes from the shaft portion. The stopper is integrally formed the bearing portion. The stopper faces the protruding portion. A length of the protruding portion in a direction in which the protruding portion protrudes is larger than a distance from the center of rotation to a sliding portion where the bearing portion slides relative to the outer periphery of the shaft portion.Type: GrantFiled: January 22, 2021Date of Patent: January 3, 2023Assignee: YAMAHA CORPORATIONInventors: Tetsuya Nishimura, Naoki Nishimura, Yuji Takahashi
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Patent number: 11541890Abstract: A vehicle control device comprises a processor configured to determine a target merge location where the vehicle is to make a lane change from a merging lane to a main lane, in a merge zone on a scheduled route where the merging lane merges with the main lane, as a location that is before the location at the minimum distance to the end point of the merging lane allowing the driver to whom control of the vehicle has been handed over to operate the vehicle for the lane change, and when the vehicle has not completed the lane change upon reaching the target merge location, give the driver a first notification notifying that control of the vehicle will be switched from automatic control to manual control, by using a notifying unit that notifies the driver of information, or by using a vehicle controlling device that controls operation of the vehicle to perform a predetermined operation of the vehicle.Type: GrantFiled: November 5, 2020Date of Patent: January 3, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takeshi Matsumura, Eiki Kitagawa, Yu Okada, Shota Fujii, Naoki Nishimura, Yuki Mori, Takamitsu Toyoura
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Patent number: 11532998Abstract: A power supply circuit for measuring transient thermal resistances includes an inverter circuit provided on a primary side of a transformer and controlled by a PWM signal, a rectifier circuit provided on a secondary side of the transformer and including a DC reactor, and a control circuit controlling the PWM signal so as to output a pulsed output current from the rectifier circuit to a semiconductor device to be measured. The control circuit sets a first PWM frequency at rising timing of the output current, and sets a second PWM frequency when a predetermined time t1 elapses from the rising timing of the output current. The control circuit sets the first PWM frequency higher than the second PWM frequency.Type: GrantFiled: January 10, 2020Date of Patent: December 20, 2022Assignee: Sansha Electric Manufacturing Co., Ltd.Inventors: Naoki Nishimura, Masashi Fukai
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Publication number: 20220399503Abstract: A mask group may include two or more masks. When a section in a normal direction is viewed, a region-defining straight line may be defined as a straight line that forms an angle ? together with a first surface. The region-defining straight line may intersect the first surface at a first intersection point. An effective region may be defined as a region inside the first intersection point in the through-hole, and a peripheral region may be defined as a region outside the first intersection point in the through-hole. The angle ? may be 35° or more and 70° or less. The penetration region in the second mask region may include a hole overlapping region in which the through-holes of two masks overlap. The hole overlapping region may include a first hole overlapping region in which the peripheral regions of the through-holes of the two masks overlap.Type: ApplicationFiled: June 13, 2022Publication date: December 15, 2022Applicant: Dai Nippon Printing Co., Ltd.Inventors: Yusuke NAKAMURA, Isao MIYATANI, Naoki NISHIMURA, Hiroshi YANO
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Publication number: 20220376796Abstract: This optical communication device (1) is provided with: a plurality of light-receiving elements (11) configured to receive communication light, the plurality of light-receiving elements being provided so as to correspond to a plurality of channels; and a controller (15) configured to perform control to invalidate output from a light-receiving element that has received high-intensity light higher in light intensity than a predetermined value among the plurality of light-receiving elements.Type: ApplicationFiled: November 8, 2019Publication date: November 24, 2022Applicants: SHIMADZU CORPORATION, JAPAN AGENCY FOR MARINE-EARTH SCIENCE AND TECHNOLOGYInventors: Naoki NISHIMURA, Takao SAWA
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Publication number: 20220373760Abstract: This optical communication device (1) is provided with a plurality of light-receiving elements (11) and a plurality of optical fibers (12). The plurality of optical fibers each includes a light-incident end portion (12a) for communication light and a light-emission end portion (12b) for communication light. The plurality of light-emission end portions is each arranged near each of the plurality of light-receiving elements. The plurality of light-incident end portions is each configured to be capable of being arranged in a predetermined position in a predetermined direction.Type: ApplicationFiled: December 5, 2019Publication date: November 24, 2022Inventors: Naoki NISHIMURA, Takao SAWA