Patents by Inventor Atsushi Maeda
Atsushi Maeda 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: 12170853Abstract: The present disclosure relates to an imaging device capable of achieving miniaturization and height reduction of a device configuration, reducing generation of a flare or a ghost, preventing separation of a lens. A size relation of “solid-state imaging element>lens non-effective region>lens effective region” is established in a vertical direction with respect to an incident direction of incident light. The present disclosure is applicable to an imaging device.Type: GrantFiled: March 28, 2022Date of Patent: December 17, 2024Assignee: Sony Semiconductor Solutions CorporationInventors: Atsushi Yamamoto, Kensaku Maeda
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Publication number: 20240410659Abstract: A heat exchanger includes: a heat transfer tube that extends in a second direction that crosses a first direction in which gas flows, and a fin that is provided to the heat transfer tube and has a surface that extends in the first direction and the second direction. The fin has a first extension part and a second extension part, the first extension part has a first heat-transfer-enhancement area that is located further upstream in a flow of the gas than the heat transfer tube in the first direction and improves a heat transfer coefficient, and the second extension part has a second heat-transfer-enhancement area that is located further downstream in the flow of the gas than the heat transfer tube in the first direction and improves a heat transfer coefficient.Type: ApplicationFiled: December 6, 2021Publication date: December 12, 2024Inventors: Tsuyoshi MAEDA, Shin NAKAMURA, Atsushi MORITA
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Patent number: 12163215Abstract: A film forming apparatus includes a processing container, a substrate holder configured to hold a substrate inside the processing container, a cathode unit disposed above the substrate holder, and a gas introducing mechanism configured to introduce a plasma generating gas into the processing container. The cathode unit includes a target, a power supply configured to supply electric power to the target, a magnet provided on a rear side of the target, and a magnet driving part configured to drive the magnet. The magnet driving part includes an oscillation driver configured to oscillate the magnet along the target, and a perpendicular driver configured to drive the magnet in a direction perpendicular to a main surface of the target independently of driving performed by the oscillation driver. Sputtered particles are deposited on the substrate by magnetron sputtering.Type: GrantFiled: July 2, 2020Date of Patent: December 10, 2024Assignee: TOKYO ELECTRON LIMITEDInventors: Koji Maeda, Atsushi Shimada, Katsushi Oikawa, Tetsuya Miyashita
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Patent number: 12165902Abstract: A substrate holder includes a central support portion configured to support a central portion of a substrate, and an circumferential support portion arranged on an outside of the central support portion and configured to support a circumferential portion on an outside of the central portion, and the circumferential support portion is configured to support the circumferential portion so that at least a partial region of the circumferential portion is curved toward the substrate holder with a curvature greater than that of the central portion.Type: GrantFiled: November 5, 2021Date of Patent: December 10, 2024Assignee: Nikon CorporationInventors: Hajime Mitsuishi, Isao Sugaya, Atsushi Kamashita, Masashi Okada, Minoru Fukuda, Hidehiro Maeda
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Publication number: 20240404979Abstract: The object is to provide a technology of controlling warpage of a metal base plate occurring in temperature change from high temperature to room temperature by causing warpage in the metal base plate in temperature change from room temperature to high temperature. A warpage control structure for a metal base plate 1 includes the metal base plate 1, a dissimilar metal layer 2, and an insulation substrate 4. The dissimilar metal layer 2 is formed on a surface of the metal base plate 1. The insulation substrate 4 is joined to a surface of the dissimilar metal layer 2 with a joining material 3 being provided between the insulation substrate 4 and the surface of the dissimilar metal layer 2, and includes metal plates 42a and 42b disposed on both surfaces.Type: ApplicationFiled: August 15, 2024Publication date: December 5, 2024Applicant: Mitsubishi Electric CorporationInventors: Tatsuya KAWASE, Kei HAYASHI, Fumio WADA, Atsushi MAEDA
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Patent number: 12155042Abstract: A producing method of a power storage device includes roll pressing a mixture laminated portion of a wide strip-shaped electrode plate, non-laminated-portion stretching of stretching a pair of mixture non-laminated portions of the wide strip-shaped electrode plate in a longitudinal direction, laminated-portion stretching of stretching a pair of mixture non-laminated-portion-side sections of the mixture laminated portion located on the mixture non-laminated portion side, cutting the wide strip-shaped electrode plate at a center of a width direction in the longitudinal direction to divide into two strip-shaped electrode plates, winding up the two strip-shaped electrode plates around winding cores with applying tensile force in the longitudinal direction in a roll-like shape to form electrode rolls, and storing each of the electrode rolls.Type: GrantFiled: June 29, 2022Date of Patent: November 26, 2024Assignee: PRIME PLANET ENERGY & SOLUTIONS, INC.Inventors: Atsushi Maeda, Naoki Masuzawa, Kengo Yasueda
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Publication number: 20240385431Abstract: A evaluating method includes forming a plurality of processing traces each having a spot shape by irradiating different positions of an exposed surface of a workpiece with a laser beam according to respective height positions of a condensing point by moving a condenser for the laser beam and the workpiece relative to each other along a first direction as a direction of irradiation of the workpiece with the laser beam and thereby positioning the condensing point at a plurality of the height positions, and moving the condenser and the workpiece relative to each other along a second direction intersecting the first direction, obtaining an image of each of the processing traces, calculating an aspect ratio of each of the processing traces, and calculating an index indicating a degree of astigmatism on the basis of the plurality of height positions and the aspect ratio of each of the processing traces.Type: ApplicationFiled: April 29, 2024Publication date: November 21, 2024Inventor: Atsushi MAEDA
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Publication number: 20240382926Abstract: A GIS-type zeolite having a silica/alumina ratio of 3.40 or more, in which, when area intensities of peaks assigned to Q4(3Al), Q4(2AL), Q4(1Al) and Q4(0Al) observed in a 29Si-MAS-NMR spectrum are respectively defined as a, b, c and d, (a+d)/(b+c)?0.192 is satisfied.Type: ApplicationFiled: May 30, 2022Publication date: November 21, 2024Applicant: ASAHI KASEI KABUSHIKI KAISHAInventors: Atsushi OKUBO, Saya MAEDA, Takayuki AKAOGI
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Patent number: 12110012Abstract: A vehicle control apparatus is mounted in a subject vehicle provided with a running planning unit configured to calculate one or more candidate routes on which the subject vehicle is to travel. The vehicle control apparatus predicts an action of a prediction target moving body that includes the subject vehicle and at least one moving body present in a vicinity of the subject vehicle.Type: GrantFiled: January 24, 2022Date of Patent: October 8, 2024Assignee: DENSO CORPORATIONInventors: Yu Maeda, Atsushi Baba
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Publication number: 20240328729Abstract: A refrigerant distributor in which a refrigerant pipe and a plurality of heat transfer tubes are connected causes refrigerant to be distributed to the plurality of the heat transfer tubes and includes a first plate-like member, a second plate-like member and a third plate-like member arranged in a first direction, the first plate-like member being a member to which the refrigerant pipe is connected and the third plate-like member being a member to which the plurality of the heat transfer tubes are connected. The first plate-like member includes an inflow passage, and a plurality of return flow passages. The second plate-like member includes a plurality of through passages. The third plate-like member includes a plurality of projections. The plurality of the projections each have, in its inside, a space that is communicated with the plurality of the through passages.Type: ApplicationFiled: June 28, 2021Publication date: October 3, 2024Inventors: Atsushi TAKAHASHI, Tsuyoshi MAEDA, Satoru YANACHI
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Publication number: 20240308579Abstract: A steer-by-wire control device according to the present invention includes a control device that controls a first motor that operates a steering wheel of a vehicle and a second motor that controls steering operation of a wheel. Before making a transition to an automatic driving mode of the vehicle, the control device applies input torque to the steering wheel by the first motor in a forward rotation direction and a backward rotation direction of rotation directions of the first motor, acquires behavior information of the steering wheel obtained by application of the input torque, and determines whether or not to estimate a control parameter of the steering wheel based on the behavior information. The behavior information includes at least one of a value of a rotation angle of a steering wheel and a value obtained by time-differentiating a rotation angle.Type: ApplicationFiled: June 1, 2022Publication date: September 19, 2024Applicant: Hitachi Astemo, Ltd.Inventors: Shunsuke ARITOMI, Tadaharu YOKOTA, Yasuhito NAKAKUKI, Atsushi HIRATA, Takahiro ITO, Kenta MAEDA
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Publication number: 20240311286Abstract: An information processing apparatus that detects whether the corresponding first element and second element among the multiple first elements and the plurality of second elements are matched or are similar, has one or multiple strings connected to a first wiring and connected to multiple second wirings, wherein the string includes multiple transistor pairs connected in series along a current path having one end connected to the first wiring, each of the multiple transistor pairs includes a first transistor and a second transistor connected in series along the current path, the second wirings are connected to gates of the first transistor and the second transistor in each of the multiple transistor pairs, the first transistor is set to a first threshold depending on first data, the second transistor is set to a second threshold depending on second data that is complement data of the first data.Type: ApplicationFiled: March 11, 2024Publication date: September 19, 2024Applicant: Kioxia CorporationInventors: Atsushi KAWASUMI, Takashi MAEDA, Hidehiro SHIGA
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Publication number: 20240308211Abstract: There is provided a head including: a nozzle plate having a nozzle; a signal generator configured to generate, based on first and second data representing first and second driving waveforms, time division multiplex signal including first and second portions of the first driving waveform, third and fourth portions of the second driving waveform; and separator configured to separate first or second driving waveform signal representing the first or second driving waveform from the time division multiplex signal by performing a sampling. The separator is configured to perform the sampling with a sampling frequency less than a resonance frequency at the nozzle. The energy generating element is configured to be driven by the first or second driving waveform signal separated by the separator.Type: ApplicationFiled: March 5, 2024Publication date: September 19, 2024Inventor: Atsushi MAEDA
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Publication number: 20240302436Abstract: A short circuit detection device for a rotating electrical machine includes: a signal processing device including a signal acquisition unit, a signal decomposing unit, a specific frequency component reducing unit, a signal conversion unit, and a short circuit detection unit; and a magnetic detector placed inside a stator, and detects short circuit of a field winding. The signal decomposing unit decomposes a voltage signal from the signal acquisition unit into a plurality of frequency components having different orders. The specific frequency component reducing unit reduces frequency components for odd-number orders and frequency components for even-number orders higher than a threshold less than a fundamental order of a slot harmonic. The signal conversion unit performs conversion to a voltage signal. The short circuit detection unit generates a difference waveform between voltage signals corresponding to magnetic poles, and detects short circuit of the field winding and a short circuit position thereof.Type: ApplicationFiled: March 10, 2021Publication date: September 12, 2024Applicant: Mitsubishi Electric CorporationInventors: Yuji TAKIZAWA, Atsushi YAMAMOTO, Susumu MAEDA
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Patent number: 12085141Abstract: A mounting eye (21) is fastened to a rod by pushing, partially or over an entire periphery, an outer periphery of a joint portion of a mounting eye into an annular groove of the rod. Accordingly, an axial length of a fastening portion can be set shorter than that of a related-art structure (screw fastening), thereby being capable of securing a stroke of the rod of a shock absorber in which the mounting eye is fastened to the rod.Type: GrantFiled: February 14, 2020Date of Patent: September 10, 2024Assignee: HITACHI ASTEMO, LTD.Inventors: Masato Suehiro, Atsushi Maeda, Yuji Nakayama, Takashi Kozono, Koichi Yamaka
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Patent number: 12072392Abstract: Provided is a short-circuit detection device including: a signal acquisition unit configured to acquire, from a magnetic flux detector configured to detect a magnetic flux generated in an air gap between a rotor and a stator of a rotating electric machine, a detection signal corresponding to the magnetic flux; a signal processing unit configured to subject the detection signal acquired by the signal acquisition unit to filtering of removing at least one component of odd-order components included in the detection signal, to thereby generate a filtered signal being the detection signal subjected to the filtering; and a short-circuit detection unit configured to detect a short circuit of a field winding through use of the filtered signal generated by the signal processing unit.Type: GrantFiled: April 12, 2019Date of Patent: August 27, 2024Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Yuji Takizawa, Haruyuki Kometani, Kenta Motoyoshi, Atsushi Yamamoto, Susumu Maeda, Nobuaki Muroki
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Patent number: 12060116Abstract: An actuator with reverse input blocking clutch has a function of switching the reverse input blocking clutch to a state in which torque can be transmitted between an input member and an output member, in a state in which reverse torque is input to the output member from an output-side mechanism, by applying torque to the input member by an actuator in an opposite direction to a direction of the reverse torque, and then by giving an instruction to the actuator to apply torque having a magnitude smaller than a magnitude of the reverse torque to the input member in the opposite direction, transmitting the reverse torque to the input member.Type: GrantFiled: June 13, 2023Date of Patent: August 13, 2024Assignee: NSK LTD.Inventors: Shin Yamamoto, Atsushi Maeda, Shohei Kaneko, Cyou Kyo, Hideyuki Saito
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Patent number: 12060696Abstract: A management system includes a course data generation unit that generates course data for each of a plurality of unmanned vehicles such that loading work for the plurality of unmanned vehicles by a loader is sequentially performed on a work site where a plurality of the loaders operates; and a priority determination unit that determine a passage order at an intersection on the work site of the plurality of unmanned vehicles traveling according to the course data so as to reduce a total loading loss indicating a total of loss amounts in operation of each of the plurality of the loaders.Type: GrantFiled: January 14, 2021Date of Patent: August 13, 2024Assignees: Komatsu Ltd., NATIONAL UNIVERSITY CORPORATION YOKOHAMA NATIONAL UNIVERSITYInventors: Yusuke Maeda, Yudai Ogawa, Kenta Osagawa, Atsushi Sakai, Yasuchika Matsui
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Publication number: 20240262417Abstract: A control device method for steer by wire, the control device including a first motor controlling steering via an FBA and a second motor controlling a steering angle of a wheel via an RWA and being capable of bidirectionally controlling the first motor and the second motor includes a base SAT that obtains a reference torque based on an angle of the first motor and a vehicle speed, and a rack force estimation portion that estimates rack force as a reaction force based on a steering angle of a wheel and an RWA. A first control mode controls a reference torque of the first motor and a second control mode controls the first motor based on a reaction force estimation by the rack force estimation portion, the first and second control modes are switched based on output of the base SAT and output of the rack force estimation portion.Type: ApplicationFiled: May 10, 2022Publication date: August 8, 2024Applicant: Hitachi Astemo, Ltd.Inventors: Chung Kim TANG, Kenta MAEDA, Huajun LIU, Atsushi HIRATA, Yasuhito NAKAKUKI
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Patent number: 12054101Abstract: An autonomous vehicle roof top sensor module includes a shell attached to a roof of an autonomous vehicle. The shell includes a top panel, a bottom panel, and a front panel, which are connected together to define an interior, in which an internal sensor bracket is arranged to support a front middle portion of the top panel and provides a structure for mounting a sensor. The sensor is mounted on the sensor bracket and detects a characteristic of the autonomous vehicle or a characteristic of an environment surrounding the autonomous vehicle. The sensor bracket connects the front middle portion of the top panel to the bottom panel, and thus inhibits sagging of the top panel, and also provides a structure for mounting sensors in the shell.Type: GrantFiled: October 27, 2022Date of Patent: August 6, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Atsushi Maeda, Leo Nakamura