Patents by Inventor Kazuya Watanabe
Kazuya Watanabe 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: 20240026144Abstract: The present invention is directed to providing an aqueous dispersion of acrylic urethane composite resin (AB) particles that, when used as a constituent component of an aqueous coating composition, provides the aqueous coating composition with excellent storage stability, the aqueous coating composition being capable of forming a coating film with excellent abrasion resistance, chipping resistance, and glass adhesiveness even when the aqueous coating composition is cured at a relatively low temperature. The aqueous dispersion of acrylic urethane composite resin (AB) particles including a urethane resin portion (A) produced from constituent components including a compound (a1) having a secondary amino group and an alkoxysilyl group and an isocyanate group-containing urethane prepolymer (a2), and an acrylic resin portion (B) produced from constituent components including a compound (b) having a polymerizable unsaturated group and having no hydroxyl group or one hydroxyl group.Type: ApplicationFiled: June 7, 2023Publication date: January 25, 2024Inventor: Kazuya Watanabe
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Publication number: 20240018385Abstract: There is provided a coating composition capable of forming a coating film exhibiting excellent scratch resistance over a long period of time even in an outdoor environment. The coating composition including a hydroxyl group-containing resin (A), a crosslinking agent (B), and a dispersion of silica particles (C) having a hydroxyl group-containing acrylic resin (c1) bonded thereto and an ultraviolet absorber (c21) and/or a hindered amine-based light stabilizer (c22) bonded thereto.Type: ApplicationFiled: October 7, 2021Publication date: January 18, 2024Inventor: Kazuya Watanabe
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Publication number: 20230408605Abstract: A magnetic field detection device includes a base, a first yoke, and a magneto-resistive effect element. The first yoke is provided on the base, and includes first and second principal surfaces each extending along a first plane, and a first end surface coupling the first and second principal surfaces. The magneto-resistive effect element is provided on the base, and includes a magnetization free layer disposed at a position overlapped with the first yoke in a first direction along the first plane. The first end surface includes an inverted tapered surface inclined relative to the first plane and extending closer to a center point of the magnetization free layer as being away from the base in a second direction orthogonal to the first plane. A distance from the center point to a first edge is shorter than a distance from the center point to a second edge.Type: ApplicationFiled: August 31, 2023Publication date: December 21, 2023Applicant: TDK CORPORATIONInventors: Yoshiaki TANAKA, Tetsuya HIRAKI, Kazuya WATANABE, Suguru WATANABE
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Publication number: 20230408122Abstract: An air-conditioning device includes: a main circuit in which a refrigerant circulates; a flow channel-switching unit configured to select a certain parallel heat exchanger as a defrosting target; a bypass pipe; a temperature-detecting unit; an operation control unit configured to operate the flow channel-switching unit such that an operation mode is switched between a normal heating operation mode in which the plurality of parallel heat exchangers serve as evaporators and a defrosting heating operation mode in which one parallel heat exchanger is selected as the defrosting target to cause part of the refrigerant to flow thereinto via the bypass pipe and the other parallel heat exchangers serves as an evaporator; and an erroneous installation-sensing unit configured to sense erroneous installation of an installed component based on a magnitude relationship between the detected temperatures in the plurality of parallel heat exchangers detected by the temperature-detecting unit.Type: ApplicationFiled: February 12, 2021Publication date: December 21, 2023Inventors: Kazuya WATANABE, Mizuo SAKAI, Ryosuke OKAZAWA
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Publication number: 20230383980Abstract: An air-conditioning system includes an air-conditioning apparatus, a storage device, a deterioration estimation unit, a lifetime calculation circuitry, a control construction circuitry, and an air-conditioning control circuitry. The storage device stores the values of a plurality of contrast parameters indicating the operating status of a plurality of air-conditioning apparatuses including a contrast air-conditioning apparatus that is identical in condition to the air-conditioning apparatus and stores contrast deterioration information items indicating on a time-series basis the degree of deterioration. The deterioration estimation circuitry estimates, based on the values of an operation parameter and a contrast parameter, the degree of deterioration of the air-conditioning apparatus. The lifetime calculation circuitry extracts, based on the degree of deterioration, an extracted deterioration information item.Type: ApplicationFiled: December 11, 2020Publication date: November 30, 2023Inventors: Mizuo SAKAI, Satoshi AKITOMO, Tetsuya YAMASHITA, Takahiro NARUI, Kazuya WATANABE
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Patent number: 11808825Abstract: Provided is a magnetic field detection device that includes a first and second soft magnetic bodies, and a magnetic detector. The first and second soft magnetic bodies extend along a first plane and are disposed in confronted relation in a third direction. The first plane includes both a first direction and a second direction orthogonal to the first direction. The third direction is orthogonal to both the first and second directions. The magnetic detector is provided between the first and second soft magnetic bodies in the third direction.Type: GrantFiled: April 18, 2022Date of Patent: November 7, 2023Assignee: TDK CORPORATIONInventors: Masaki Nagata, Kazuya Watanabe, Keisuke Uchida, Kohei Honma, Hiraku Hirabayashi
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Patent number: 11796212Abstract: An air-conditioning apparatus includes a controller configured to operate in a heating normal operation mode and a heating-defrosting operation mode. In a case of switching from the heating normal operation mode to the heating-defrosting operation mode, the controller makes a selection from an initial control mode 1, in which control is performed such that an initial frequency of the compressor is set to a predetermined maximum frequency and an initial opening degree of the flow control device is set to an opening degree lower than a predetermined maximum opening degree, and an initial control mode 2, in which control is performed such that the initial opening degree of the flow control device is set to the predetermined maximum opening degree and the initial frequency of the compressor is set to a frequency lower than the predetermined maximum frequency, to execute the heating-defrosting operation mode.Type: GrantFiled: April 11, 2019Date of Patent: October 24, 2023Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Kazuya Watanabe, Shohei Ishimura, Koji Fukui, Kojiro Katayama, Kosuke Tanaka, Kazuki Okada, Kazushige Baba
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Patent number: 11787386Abstract: A driving support device that controls a steering unit such that a hitch angle between a tow vehicle, which tows a towed vehicle, and the towed vehicle becomes a target angle set as a target includes: an image control unit that causes a display unit to perform display of a captured image obtained by an imaging unit provided in the tow vehicle or the towed vehicle in a mirror image state and display of a setting image including a slider indicating the target angle input through an input unit; an acquisition unit that acquires input of the target angle at the time of backward movement of the tow vehicle from the input unit, in a state where the setting image is displayed; and a setting unit that sets the target angle based on the input.Type: GrantFiled: June 27, 2019Date of Patent: October 17, 2023Assignee: AISIN CORPORATIONInventors: Kazuya Watanabe, Tetsuya Maruoka, Kinji Yamamoto
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Patent number: 11787335Abstract: A periphery monitoring device includes: an acquisition unit configured to acquire a captured image from an imaging unit that captures an image of a periphery of a vehicle and positional information regarding an attention area set around the vehicle; and a controller configured to superimpose and display an own vehicle image showing a position of the vehicle and an indicator indicating a position of the attention area based on the positional information on a peripheral image as a bird's-eye view image based on the captured image, and to perform display such that a display mode of the indicator changes over time.Type: GrantFiled: July 23, 2020Date of Patent: October 17, 2023Assignee: AISIN CORPORATIONInventor: Kazuya Watanabe
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Patent number: 11782104Abstract: A magnetic field detection device includes a base, a first yoke, and a magneto-resistive effect element. The first yoke is provided on the base, and includes first and second principal surfaces each extending along a first plane, and a first end surface coupling the first and second principal surfaces. The magneto-resistive effect element is provided on the base, and includes a magnetization free layer disposed at a position overlapped with the first yoke in a first direction along the first plane. The first end surface includes an inverted tapered surface inclined relative to the first plane and extending closer to a center point of the magnetization free layer as being away from the base in a second direction orthogonal to the first plane. A distance from the center point to a first edge is shorter than a distance from the center point to a second edge.Type: GrantFiled: July 2, 2021Date of Patent: October 10, 2023Assignee: TDK CORPORATIONInventors: Yoshiaki Tanaka, Tetsuya Hiraki, Kazuya Watanabe, Suguru Watanabe
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Patent number: 11754645Abstract: A magnetic sensor of the present invention has an elongate element portion having a magnetoresistive effect and a pair of elongate soft magnetic bodies that are arranged along the element portion on both sides of the element portion with regard to a short axis thereof. Each soft magnetic body includes a central portion that is adjacent to the element portion from one end to another end of the element portion with regard to a long axis direction thereof and a pair of end portions that protrude from the central portion in the long axis direction. A width of at least one of the end portions gradually decreases in a direction away from the central portion in at least a part of the end portions in the long axis direction thereof.Type: GrantFiled: December 22, 2021Date of Patent: September 12, 2023Assignee: TDK CorporationInventor: Kazuya Watanabe
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Publication number: 20230280420Abstract: A magnetic sensor device includes at least one magnetic sensor and a support. A center of gravity of an element layout area of the at least one magnetic sensor is deviated from a center of gravity of a reference plane of the support. The at least one magnetic sensor includes four resistor sections constituted by a plurality of magnetoresistive elements. Magnetization of a free layer in each of two of the resistor sections includes a component in a third magnetization direction. The magnetization of a free layer in each of the other two resistor sections includes a component in a fourth magnetization direction opposite to the third magnetization direction.Type: ApplicationFiled: May 16, 2023Publication date: September 7, 2023Applicant: TDK CORPORATIONInventors: Norikazu OTA, Hiraku HIRABAYASHI, Kazuma YAMAWAKI, Shuhei MIYAZAKI, Kazuya WATANABE
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Patent number: 11703551Abstract: A magnetic field detection device, containing a) a first soft magnetic body containing a1) a first plate including a first surface having a first outer edge; and a2) a first protrusion disposed directly or indirectly on the first surface of the first plate at a first arrangement position set back from the first outer edge, the first protrusion including a first tip on an opposite side to the first surface; and b) a magnetic detector provided in a vicinity of the first tip, wherein the magnetic detector has a magnetic sensing direction along the first surface, and the first protrusion is capable of bending a direction of a first magnetic flux, which comes into the first plate, along the first surface.Type: GrantFiled: April 26, 2022Date of Patent: July 18, 2023Assignee: TDK CORPORATIONInventors: Masaki Nagata, Kazuya Watanabe, Keisuke Uchida, Kohei Honma, Hiraku Hirabayashi
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Patent number: 11686788Abstract: A magnetic sensor device includes at least one magnetic sensor and a support. A center of gravity of an element layout area of the at least one magnetic sensor is deviated from a center of gravity of a reference plane of the support. The at least one magnetic sensor includes four resistor sections constituted by a plurality of magnetoresistive elements. Magnetization of a free layer in each of two of the resistor sections includes a component in a third magnetization direction. The magnetization of a free layer in each of the other two resistor sections includes a component in a fourth magnetization direction opposite to the third magnetization direction.Type: GrantFiled: May 2, 2022Date of Patent: June 27, 2023Assignee: TDK CORPORATIONInventors: Norikazu Ota, Hiraku Hirabayashi, Kazuma Yamawaki, Shuhei Miyazaki, Kazuya Watanabe
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Publication number: 20230176147Abstract: A magnetic sensor comprises a magnetic detection unit that outputs a signal by applying a magnetic field, and a signal correction unit that corrects the signal output from the magnetic detection unit. The magnetic detection unit includes a magnetoresistive effect element having a predetermined sensitivity axis. The signal correction unit generates a corrected signal by correcting the signal using a correction value capable of reducing the distortion error included in the signal output from the magnetic detection unit when the magnetic field having an intersecting direction that obliquely intersects the sensitivity axis is applied to the magnetoresistive effect element.Type: ApplicationFiled: November 18, 2022Publication date: June 8, 2023Inventor: Kazuya WATANABE
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Patent number: 11669230Abstract: A display control device includes: an image acquisition unit configured to acquire captured image data from an imaging unit that captures an image of a peripheral area of a vehicle; a display control unit configured to cause image data based on the captured image data to be displayed on a screen; and an operation receiving unit configured to receive designation of an arbitrary point on the screen, in which the display control unit enlarges display on the screen about the designated point as a center of enlargement in a state where a display position of the designated point does not move on the screen when the operation receiving unit receives the designation of the arbitrary point on the screen.Type: GrantFiled: September 6, 2019Date of Patent: June 6, 2023Assignee: AISIN CORPORATIONInventors: Kinji Yamamoto, Kazuya Watanabe
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Publication number: 20230152396Abstract: An inspection apparatus includes a stage having a placing surface, a first magnetic field generator, and a second magnetic field generator. The first magnetic field generator is configured to be changeable in orientation and to singly generate a first magnetic field. The second magnetic field generator is configured to be changeable in orientation and to singly generate a second magnetic field. The first and second magnetic field generators are configured to cooperatively generate a composite magnetic field in cooperation.Type: ApplicationFiled: November 7, 2022Publication date: May 18, 2023Applicant: TDK CORPORATIONInventors: Kazuya WATANABE, Hiraku HIRABAYASHI
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Patent number: 11648932Abstract: A periphery monitoring device includes a coupling determiner that determines whether a towed vehicle is coupled to a towing vehicle to which the towed vehicle can be coupled; a target setter that sets a target moving position to be a target for moving at least the towed vehicle coupled to the towing vehicle; a storing controller that stores, as a moving target image, an image, including the target moving position, of a peripheral image generated by as imager provided at the towing vehicle; and an image controller that displays the stored moving target image in association with the towing vehicle or the towed vehicle included in a current image generated by the imager and currently displayed on a display device.Type: GrantFiled: October 29, 2018Date of Patent: May 16, 2023Assignee: AISIN CORPORATIONInventors: Kinji Yamamoto, Kazuya Watanabe, Tetsuya Maruoka, Takayuki Nakasho, Itsuko Fukushima
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Patent number: 11652429Abstract: A microcomputer stores an offset correction value for correcting an offset of a detected current along with a pulse shift for each of a detected current of a maximum phase to which power is supplied for the longest time among three phases and a detected current of a minimum phase to which power is supplied for the shortest time among the three phases, and corrects the detected current of each of the phases with use of the stored offset correction values for the detected current of the maximum phase and the detected current of the minimum phase.Type: GrantFiled: January 10, 2020Date of Patent: May 16, 2023Assignee: HITACHI ASTEMO, LTD.Inventors: Kazuya Watanabe, Yoshitaka Sugiyama
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Publication number: 20230121703Abstract: An air-conditioning apparatus includes a compressor, an outdoor fan, and a controller configured to perform a fan intermittent operation for causing the outdoor fan to run and stop repeatedly after the compressor stops. The controller is configured to, in the fan intermittent operation, in a case where the outdoor fan is running and there is no snow accumulation on the outdoor fan, change a stop upper limit time for the outdoor fan depending on a running time of the outdoor fan in the fan intermittent operation and cause the outdoor fan to stop running after changing the stop upper limit time for the outdoor fan. The controller is configured to, in a case where a stop time of the outdoor fan exceeds the changed stop upper limit time, cause the outdoor fan to run.Type: ApplicationFiled: May 14, 2020Publication date: April 20, 2023Applicant: Mitsubishi Electric CorporationInventors: Kazuya WATANABE, Shohei ISHIMURA, Mizuo SAKAI