Patents by Inventor Hiromasa Takahashi
Hiromasa Takahashi 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: 12043080Abstract: A front suspension device comprises a suspension arm, one end of which has a front-wheel support portion to support a front wheel of a vehicle and the other end of which is positioned on an inward side, in a vehicle width direction, of the front-wheel support portion and has a vehicle-body attachment portion to be attached to a vehicle-body member of the vehicle and a damper supported at a damper support portion which is provided at a portion of the suspension arm which is positioned in the vicinity of the front-wheel support portion at a lower portion thereof and connected to the vehicle-body member at an upper portion thereof. The damper support portion of the suspension arm has a breakage ease portion to cause breakage of the suspension arm.Type: GrantFiled: February 23, 2023Date of Patent: July 23, 2024Assignee: MAZDA MOTOR CORPORATIONInventors: Shohei Yoshida, Koshi Takahashi, Hiroyuki Takahashi, Kota Okano, Yosuke Sawada, Hiromasa Honji, Kosuke Mukaigawa, Ichiro Tanabe, Ryota Hanate
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Publication number: 20240218534Abstract: A photocatalytic apparatus is provided that uses a photovoltaic action for both electrodes and conjugates a photocatalytic action with the photovoltaic action to efficiently perform material transformation on the basis of a redox reaction on the electrodes using light energy. A photocatalytic apparatus includes a first electrode functioning as an anode and a second electrode functioning as a cathode. The first electrode includes a first transparent conductive substrate having light transmittivity and electrical conductivity, a first light power generation layer that is disposed on the first transparent conductive substrate and absorbs light to generate electrons and holes, and a photocatalytic layer that is disposed on the first light power generation layer and catalyzes an oxidation reaction when being irradiated with light.Type: ApplicationFiled: October 17, 2023Publication date: July 4, 2024Inventors: Hiromasa TAKAHASHI, Naoto FUKATANI, Daiko TAKAMATSU, Shin YABUUCHI, Jun HAYAKAWA
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Patent number: 12000118Abstract: A construction machine makes it possible for an operator to linearly push a bucket by operating an arm in a pushing direction. A controller is configured to, in case a straight locus is selected by a bucket locus selecting device, calculate a constant flow rate ratio according to a boom initial angle that is an angle of a boom sensed by a boom angle sensor at a time point when an arm is operated in a pushing direction by an operation device, and control the delivery flow rate of a first hydraulic pump such that a hydraulic fluid is discharged from a boom cylinder cap chamber at a flow rate obtained by multiplying a flow rate of a flow supplied to an arm cylinder cap chamber by the flow rate ratio while the arm is operated in the pushing direction and there is no boom operating instruction.Type: GrantFiled: September 30, 2020Date of Patent: June 4, 2024Assignee: Hitachi Construction Machinery Co., Ltd.Inventors: Juri Shimizu, Kenji Hiraku, Hiromasa Takahashi, Teppei Saitoh
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Patent number: 11980975Abstract: According to one embodiment, a processing system includes a processing device. The processing device performs at least a first determination of determining whether or not a detector contacts a welding object. The detector includes a plurality of detection elements arranged in a first direction. The detector transmits an ultrasonic wave toward the welding object and detects a reflected wave. The first determination is based on a detection result when the reflected wave is detected by the detector.Type: GrantFiled: September 10, 2020Date of Patent: May 14, 2024Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Masahiro Saito, Hiromasa Takahashi
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Publication number: 20240149380Abstract: Provided are a processing device, a detecting system, a processing method, a program, and a storage medium that obtain a position of a weld portion of a joined body with higher accuracy. A processing device according to an embodiment receives intensity data of a reflected wave obtained by transmitting an ultrasonic wave along a first direction toward a joined body. The device designates a weld portion of the joined body by using the intensity data. The device calculates a first center position of the weld portion in a first plane crossing the first direction.Type: ApplicationFiled: January 17, 2024Publication date: May 9, 2024Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORPORATIONInventors: Hiromasa TAKAHASHI, Yasunori CHIBA, Masahiro SAITO, Takuya ATSUMI, Shin MATSUMOTO
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Publication number: 20240139723Abstract: To provide a photocatalyst decomposition apparatus that can supply a liquid phase containing a substance to be decomposed by a photocatalyst and that can perform decomposition of the substance more efficiently than in the related art. A photocatalyst decomposition system according to the invention includes: a gas phase generation apparatus configured to convert a liquid phase containing a decomposition object into a gas phase; and a photocatalyst member configured to come into contact with the gas phase to decompose the decomposition object by light from a light source. The photocatalyst member includes a base material formed of a porous material and a photocatalyst layer provided on a surface of the base material.Type: ApplicationFiled: October 12, 2023Publication date: May 2, 2024Inventors: Hiromasa TAKAHASHI, Shin YABUUCHI, Naoto FUKATANI, Daiko TAKAMATSU
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Patent number: 11970838Abstract: Provided is a construction machine in which travel operability is not impaired when a combined operation is performed in which a single-rod hydraulic cylinder is driven during a travel operation. A hydraulic excavator includes a controller that controls the delivery direction and delivery flow rate of a closed-circuit pump, opens and closes a travel switching valve and an assist switching valve, and controls the delivery flow rate of the open-circuit pump, according to a travel operation lever and a work operation lever. The controller holds the assist switching valve in a closed position irrespective of whether or not the work operation lever is operated in a case where the travel operation lever is operated.Type: GrantFiled: August 25, 2020Date of Patent: April 30, 2024Assignee: Hitachi Construction Machinery Co., LtdInventors: Shohei Sugiki, Kenji Hiraku, Hiromasa Takahashi, Teppei Saitoh, Juri Shimizu
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Publication number: 20240078521Abstract: A management apparatus according to an embodiment includes an acquirer configured to acquire a degree of deterioration of each part included in a vehicle, a selector configured to select a part having a degree of deterioration acquired by the acquirer, less than a threshold value, from among parts included in the vehicle, and an identifier configured to identify a diversion destination vehicle to which the selected part will be diverted.Type: ApplicationFiled: August 22, 2023Publication date: March 7, 2024Inventors: Akito Tanihata, Hiromasa Takahashi
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Publication number: 20240066688Abstract: According to one embodiment, a selection device selects an acquisition method of a grip point for gripping an object. Based on object data corresponding to a characteristic of the object, the selection device selects one of a first method or a second method. In the first method, the selection device calculates exterior shape data of the object from an image of the object, and calculates the grip point by using the exterior shape data. In the second method, the selection device inputs the image to a first model that is trained and acquires the grip point output from the first model.Type: ApplicationFiled: August 28, 2023Publication date: February 29, 2024Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Kazuma KOMODA, Hiromasa TAKAHASHI
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Publication number: 20240036006Abstract: According to one embodiment, a detection device comprises a detector, a first propagating member, a second propagating member, and a fixture. The detector transmits an ultrasonic wave and detects a reflected wave. The first propagating member is mounted to the detector, and the ultrasonic wave propagates through the first propagating member. The second propagating member includes a second surface contacting a first surface of the first propagating member. The second surface includes a protrusion. The second propagating member is softer than the first propagating member. The ultrasonic wave propagates through the second propagating member after propagating through the first propagating member. The fixture presses a periphery of the second propagating member toward the first propagating member.Type: ApplicationFiled: July 24, 2023Publication date: February 1, 2024Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORPORATIONInventors: Masahiro SAITO, Hiromasa TAKAHASHI
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Patent number: 11889037Abstract: A printer includes a printing unit powered from a battery which is charged by a charge IC, and a processor. The processor sets a mode of the printer to a print mode, and sets the mode to a low-power mode in which total power consumption of the printer is lower than that in the print mode, in a state that the printing unit stops printing. In a case where the processor sets the mode to the low-power mode, the processor sets the mode to a first low-power mode, in which the charge IC is driven at a first SW frequency, when the charge IC works to charge the battery, and sets the mode to a second low-power mode, in which the charge IC is driven at a second SW frequency lower than the first SW frequency, when the charge IC stops the charge of the battery.Type: GrantFiled: September 23, 2022Date of Patent: January 30, 2024Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Hirokazu Miyabayashi, Takuji Sakabe, Yuki Hiramatsu, Hiromasa Takahashi
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Patent number: 11859367Abstract: Provided is a construction machine on which a hydraulic closed circuit for driving a single rod-type hydraulic cylinder and a swing hydraulic motor is mounted and that has good swing deceleration responsiveness. In this construction machine that drives each of a single rod-type hydraulic cylinder and a swing hydraulic motor in a closed circuit, a minimum passage area from a second flushing valve to a tank in a case the second flushing valve is fully open is smaller than a minimum passage area from a first flushing valve to the tank in a case the first flushing valve is fully open.Type: GrantFiled: November 5, 2019Date of Patent: January 2, 2024Assignee: Hitachi Construction Machinery Co., Ltd.Inventors: Teppei Saitoh, Hiromasa Takahashi, Kenji Hiraku
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Publication number: 20230366856Abstract: According to one embodiment, a detection device includes a detector, a first propagation member, a second propagation member, and a fixture. The detector includes a plurality of detection elements configured to transmit and detect an ultrasonic wave. The first propagation member is attached to the detector and is configured to propagate the ultrasonic wave. The second propagation member is configured to propagate the ultrasonic wave and is softer than the first propagation member. The fixture is configured to detachably fix the second propagation member to the first propagation member.Type: ApplicationFiled: July 25, 2023Publication date: November 16, 2023Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORPORATIONInventor: Hiromasa TAKAHASHI
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Publication number: 20230349132Abstract: Provided is a construction machine in which travel operability is not impaired when a combined operation is performed in which a single-rod hydraulic cylinder is driven during a travel operation. A hydraulic excavator includes a controller that controls the delivery direction and delivery flow rate of a closed-circuit pump, opens and closes a travel switching valve and an assist switching valve, and controls the delivery flow rate of the open-circuit pump, according to a travel operation lever and a work operation lever. The controller holds the assist switching valve in a closed position irrespective of whether or not the work operation lever is operated in a case where the travel operation lever is operated.Type: ApplicationFiled: August 25, 2020Publication date: November 2, 2023Inventors: Shohei SUGIKI, Kenji HIRAKU, Hiromasa TAKAHASHI, Teppei SAITOH, Juri SHIMIZU
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Patent number: 11712812Abstract: According to one embodiment, a gripping tool includes a gripper. The gripper is flexible and includes a first portion contacting a workpiece, a second portion opposing the first portion, and a granular material provided between the first portion and the second portion. The first portion includes a concave portion and a convex portion. The concave portion is recessed in a first direction. The first direction is from the first portion toward the second portion. The convex portion is provided around the concave portion and protrudes in a second direction. The second direction is the reverse of the first direction. The concave portion has a groove having a ring configuration recessed outward from a center of the gripper.Type: GrantFiled: July 18, 2022Date of Patent: August 1, 2023Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hiromasa Takahashi, Noriyuki Ooba, Shintaro Enami
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Patent number: 11712811Abstract: According to one embodiment, a gripping tool includes a gripper. The gripper is flexible. A granular material is provided in an interior of the gripper. The gripper is configured to grip a workpiece by being in close contact with the workpiece in a state in which an outer perimeter of the gripper is held, and by the interior of the gripper being depressurized.Type: GrantFiled: January 20, 2021Date of Patent: August 1, 2023Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Emiko Ishida, Noriyuki Ooba, Hiromasa Takahashi, Akira Ushijima
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Publication number: 20230168229Abstract: According to one embodiment, a detection system includes an arm mechanism and an end effector. The arm mechanism is articulated. The end effector is located at a distal part of the arm mechanism. The end effector includes a rotating stage and a detector. The detector is located at the distal part with the rotating stage interposed. The detector transmits an ultrasonic wave and detects a reflected wave. A tip of the detector is positioned at a rotation center of the rotating stage.Type: ApplicationFiled: February 1, 2023Publication date: June 1, 2023Applicant: KABUSHIKI KAISHA TOSHIBAInventor: Hiromasa TAKAHASHI
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Publication number: 20230170718Abstract: A power receiving device includes a storage and a computer. The computer stores a first operating condition indicating a past operating condition of the power receiving device in the storage. The computer detects a power supplying capacity within which a power supplying device can supply power and identifies a specific value in relation to the first operating condition from the storage. The computer sets an incoming power based on both the detected power supplying capacity and the identified specific value, thereby allowing the power supplying device to send the set incoming power.Type: ApplicationFiled: November 29, 2022Publication date: June 1, 2023Inventors: Shuhei YAMAKAMI, Munetoshi SOMA, Hiromasa TAKAHASHI, Masakazu NAKANO
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Publication number: 20230131452Abstract: A print system includes a head, a conveyance motor, a first connector, and a second connector, a power supply circuit. When a first power source is connected to the first connector and a second power source is connected to the second connector, the power supply circuit supplies at least some of a first power to the head and supplies at least some of a second power to the conveyance motor. The first power is a power of the first power source. The second power is a power of the second power source.Type: ApplicationFiled: October 21, 2022Publication date: April 27, 2023Inventors: Yuki HIRAMATSU, Atsushi FUJIOKA, Katsuma TORII, Takuji SAKABE, Hirokazu MIYABAYASHI, Hiromasa TAKAHASHI
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Publication number: 20230104515Abstract: According to one embodiment, a processing device receives a detection result of an intensity of a reflected wave detected by a detector including a detecting part that transmits an ultrasonic wave and receives the reflected wave, and a propagating part through which the ultrasonic wave and the reflected wave propagate, and performs a first determination of determining a state of the detecting part and a second determination of determining a state of the propagating part based on the detection result.Type: ApplicationFiled: December 1, 2022Publication date: April 6, 2023Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hiromasa Takahashi, Masahiro Saito, Yasunori Chiba