Patents by Inventor Mamoru Hamada
Mamoru Hamada 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: 20260081059Abstract: A superconducting magnet device includes a low temperature vessel disposed in a cylindrical shape around a central axis so as to surround a sample region including the central axis, the low temperature vessel internally having a low temperature region, a winding frame having a cylindrical shape centered on the central axis and disposed in the low temperature region, a superconducting coil including a superconducting wire wound around an outer periphery of the winding frame, the superconducting coil being excited to generate a magnetic field, a shim coil that is arranged in the sample region and generates a magnetic field by being excited, a sample region magnetic shim disposed in the sample region and cooperating with the shim coil to increase homogeneity of a magnetic field of the sample region, and a low temperature magnetic shim in the low temperature region and enhances homogeneity of a magnetic field.Type: ApplicationFiled: August 29, 2024Publication date: March 19, 2026Applicants: JAPAN SUPERCONDUCTOR TECHNOLOGY INC., RIKENInventors: Mamoru HAMADA, Kentaro KOMINATO, Renzhong PIAO, Toshio YAMAZAKI, Yoshinori YANAGISAWA
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Patent number: 12512243Abstract: A superconducting coil device according to one embodiment of the present invention includes: A superconducting coil device including: a bobbin having a tubular body; superconducting wires, a part of which constitutes a wound portion where the superconducting wires are wound on the bobbin; a bobbin-side guide portion holding the superconducting wires extending from the bobbin, the bobbin-side guide portion being provided to extend in a bobbin axial direction, which is an axial direction of the body of the bobbin; a first guide portion holding the superconducting wires extending from the bobbin-side guide portion, the first guide portion being arranged on an outer side of the bobbin-side guide portion in a direction intersecting the bobbin axial direction and provided to extend in the direction intersecting the bobbin axial direction; and a second guide portion capable of holding the superconducting wires extending from the first guide portion, the second guide portion being provided to extend in a direction inType: GrantFiled: October 11, 2021Date of Patent: December 30, 2025Assignees: JEOL Ltd., RIKEN, SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Masatoshi Yoshikawa, Yasuyuki Miyoshi, Mamoru Hamada, Kazuyoshi Saito, Yoshinori Yanagisawa, Renzhong Piao, Kotaro Ohki, Takashi Yamaguchi, Tatsuoki Nagaishi
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Patent number: 12392521Abstract: An air conditioning system includes: a heat source unit; an indoor unit; a water circuit configured by connecting a supply pipe and a return pipe; a flow rate adjusting valve provided in the water circuit; a supply air temperature control unit configured to adjust a flow rate of the flow rate adjusting valve; a pump provided in the water circuit; a pump controller configured to control a rotation speed of the pump; a return water temperature sensor; a supply water temperature sensor; a supply water temperature control unit; and a target supply water temperature updating unit configured to change a target supply water temperature to which a supply water temperature detected by the supply water temperature sensor is to reach based on a temperature difference between a return water temperature detected by the return water temperature sensor and the supply water temperature.Type: GrantFiled: March 15, 2021Date of Patent: August 19, 2025Assignees: Mitsubishi Electric Corporation, Mitsubishi Electric Hydronics & IT Cooling Systems S.p.A.Inventors: Mamoru Hamada, Hayato Horie, Hidekazu Tani, Guido Dacco
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Publication number: 20250012469Abstract: A control device refers to power fluctuation information in which change in a power consumption relative to change in a setting temperature is defined for each indoor unit, and specifies a relaxation amount of the setting temperature at which the total power consumption of a plurality of indoor units is reduced by a target power-saving amount or more. The control device changes the setting temperature of each of the plurality of indoor units by the relaxation amount specified. In this manner, it is possible to realize power saving by the target power-saving amount or more without excessively deteriorating comfortableness of a user in a part of a space.Type: ApplicationFiled: January 25, 2022Publication date: January 9, 2025Inventor: Mamoru HAMADA
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Publication number: 20240392997Abstract: A selection unit selects, from among a plurality of indoor units to each of which an air-conditioned space to be air-conditioned is assigned, an indoor unit to represent the plurality of indoor units, as a representative indoor unit, based on a required air-conditioning capacity being an air conditioning capacity required for each indoor unit. A setting unit sets a target temperature of either an evaporating temperature or a condensing temperature which enables an air conditioning capacity of the representative indoor unit to conform to the required air-conditioning capacity of the representative indoor unit, using a learning model obtained by machine learning.Type: ApplicationFiled: November 9, 2021Publication date: November 28, 2024Inventors: Mamoru HAMADA, Hiroaki HOKARI
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Publication number: 20240271817Abstract: An air-conditioning apparatus includes: a housing; a first heat exchanger; a second heat exchanger; a first fan; a second fan; a control valve; and a controller that controls the control valve and the first and second fans. The housing includes a first air outlet and a second air outlet. The controller sets in the air-conditioning target space, a first area associated with the first air outlet and a second area associated with the second area, detects whether a person or persons are present or no person is present in each of the first and second areas, and controls the control valve and the first and second fans such that air conditioning is performed in the first area and an air-blowing operation is performed in the second area, when detecting that the person or persons are present in the first area and no person is present in the second area.Type: ApplicationFiled: January 13, 2021Publication date: August 15, 2024Inventors: Yunqing FAN, Mamoru HAMADA
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Publication number: 20240191924Abstract: A refrigerant leak determination apparatus is provided with a refrigeration cycle device, connection devices, and a control device. The refrigeration cycle device is configured with an indoor unit and an outdoor unit. The refrigeration cycle device includes a refrigerant circuit. Each of the connection devices has a communication opening to an internal space of the refrigerant circuit, and is connected to a pressure sensor that measures a refrigerant pressure in the internal space. The control device causes the refrigeration cycle device to perform oil recovery operation to collect oil inside the refrigerant circuit in a compressor, and determines a leak of the refrigerant from the refrigerant circuit, by comparing a reference pressure with the refrigerant pressure measured by the pressure sensor after the oil recovery operation.Type: ApplicationFiled: May 27, 2021Publication date: June 13, 2024Inventors: Yusei ONO, Yasutaka OCHIAI, Mamoru HAMADA
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Patent number: 11980106Abstract: A persistent current switch includes a superconducting wire including a substrate and a superconducting layer disposed on the substrate, and a heater. The superconducting wire includes a surface including a first portion and a second portion that are disposed apart from each other along a longitudinal direction of the superconducting wire. The first portion and the second portion face each other. The heater is sandwiched between the first portion and the second portion.Type: GrantFiled: August 31, 2020Date of Patent: May 7, 2024Assignees: Sumitomo Electric Industries, Ltd., RIKEN, Japan Superconductor Technology, Inc.Inventors: Takashi Yamaguchi, Kotaro Ohki, Tatsuoki Nagaishi, Yoshinori Yanagisawa, Mamoru Hamada
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Patent number: 11976839Abstract: A first air-supply port and a first air-exhaust port each disposed in a first zone and used to ventilate the first zone are provided. Further, a second air-supply port and a second air-exhaust port each disposed in a second zone and used to ventilate the second zone are provided, and the second zone is adjacent to the first zone. The first air-supply port, the first air-exhaust port, the second air-supply port, and the second air-exhaust port are disposed on one plane. The first air-supply port, the first air-exhaust port, the second air-supply port, and the second air-exhaust port are disposed in order of the first air-exhaust port, the first air-supply port, the second air-supply port, and the second air-exhaust port in one direction, or in order of the first air-supply port, the first air-exhaust port, the second air-exhaust port, and the second air-supply port in one direction.Type: GrantFiled: April 9, 2019Date of Patent: May 7, 2024Assignee: Mitsubishi Electric CorporationInventors: Mamoru Hamada, Shogo Tamaki, So Nomoto, Masato Yosomiya
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Publication number: 20240117978Abstract: A ventilator according to the present disclosure includes a first air flow path that draws in indoor air and blows out air into an indoor space, a second air flow path that draws in indoor air and blows out air to an outdoor space, first blower means placed in the first air flow path, second blower means placed in the second air flow path, a desiccant rotor which is placed across the first air flow path and the second air flow path and in which a portion located in the first air flow path and a portion located in the second air flow path are switched over time by rotation, and a first heat exchanger located upstream of the desiccant rotor in the first air flow path.Type: ApplicationFiled: April 21, 2021Publication date: April 11, 2024Inventors: Mamoru HAMADA, Hayato HORIE
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Publication number: 20240038427Abstract: A superconducting coil device according to one embodiment of the present invention includes: A superconducting coil device including: a bobbin having a tubular body; superconducting wires, a part of which constitutes a wound portion where the superconducting wires are wound on the bobbin; a bobbin-side guide portion holding the superconducting wires extending from the bobbin, the bobbin-side guide portion being provided to extend in a bobbin axial direction, which is an axial direction of the body of the bobbin; a first guide portion holding the superconducting wires extending from the bobbin-side guide portion, the first guide portion being arranged on an outer side of the bobbin-side guide portion in a direction intersecting the bobbin axial direction and provided to extend in the direction intersecting the bobbin axial direction; and a second guide portion capable of holding the superconducting wires extending from the first guide portion, the second guide portion being provided to extend in a direction inType: ApplicationFiled: October 11, 2021Publication date: February 1, 2024Applicants: JAPAN SUPERCONDUCTOR TECHNOLOGY INC., RIKEN, SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Masatoshi YOSHIKAWA, Yasuyuki MIYOSHI, Mamoru HAMADA, Kazuyoshi SAITO, Yoshinori YANAGISAWA, Renzhong PIAO, Kotaro OHKI, Takashi YAMAGUCHI, Tatsuoki NAGAISHI
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Publication number: 20230408131Abstract: An outdoor air processing apparatus includes a heat exchanger that functions as a heater and as a cooler and that exchanges heat with outdoor air, a desiccant through which the outdoor air passes after the heat has been exchanged by the heat exchanger, and a damper device that selectively sends the outdoor air that has passed the desiccant into one of a first flow path and a second flow path, based on whether the heat exchanger is functioning as the heater or as the cooler.Type: ApplicationFiled: January 29, 2021Publication date: December 21, 2023Inventors: Hayato HORIE, Mamoru HAMADA
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Publication number: 20230258357Abstract: A control device controls a plurality of air conditioners that are placed in a space so as to adjoin. A designation unit designates an air conditioner being placed in an area in the space where presence of any person is detected, as a first air conditioner, and designates an air conditioner being placed adjacent to the first air conditioner, as a second air conditioner, among the plurality of air conditioners. A control unit causes the first air conditioner to carry out either of cooling operation and heating operation as air conditioning operation, and causes the second air conditioner to carry out air blowing operation with an air volume and a wind direction that are equivalent to an air volume and a wind direction of the air conditioning operation by the first air conditioner.Type: ApplicationFiled: January 14, 2020Publication date: August 17, 2023Inventors: Mamoru HAMADA, Shogo TAMAKI, Makoto WADA
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Publication number: 20230167994Abstract: A first power consumption estimation unit estimates as a first power consumption, a power consumption generated in a first operation mode in which operation of an air conditioner is suspended at a timing when a room equipped with the air conditioner turns not to be used and the operation of the air conditioner is resumed so that a temperature of the room reaches a preset temperature at a timing when the room turns to be used. A second power consumption estimation unit estimates as a second power consumption, a power consumption generated in a second operation mode in which the operation of the air conditioner is continued even while the room is not being used. A determination unit compares the first power consumption with the second to determine whether to suspend or continue the operation of the air conditioner at the timing when the room turns not to be used.Type: ApplicationFiled: May 22, 2020Publication date: June 1, 2023Inventors: Takahiro HASHIKAWA, Mamoru HAMADA, Hayato HORIE
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Publication number: 20230137885Abstract: A refrigeration cycle apparatus provided with: a compressor; a first heat exchanger; a second heat exchanger; a third heat exchanger; a first heat medium passage connecting a heat medium outlet of the third heat exchanger to a heat medium inlet of the second heat exchanger; a first bypass valve; a second heat medium passage to allow the heat medium flowing out of the second heat exchanger to flow into a second load device; a second bypass valve; a return passage; a flow path switching valve to switch between a first mode in which the heat medium flows into the first heat medium passage from the return passage without passing through the third heat exchanger and a second mode in which the heat medium flows into the third heat exchanger from the return passage.Type: ApplicationFiled: May 28, 2020Publication date: May 4, 2023Inventors: Hayato HORIE, Mamoru HAMADA
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Patent number: 11624544Abstract: A first heat exchanger, a desiccant block, and a second heat exchanger are arranged in series. In a dehumidifying operation, a first operation mode and a second operation mode are alternately repeated. In the first operation mode, the first heat exchanger is operated as a condensor or a radiator and the second heat exchanger is operated as an evaporator. In the second operation mode, the first heat exchanger is operated as the evaporator and the second heat exchanger is operated as the condensor or radiator. A pressure reducing amount in the first operation mode is controlled to be smaller than in the second operation mode so that a degree of superheat in the evaporator (second heat exchanger in the first operation mode, first heat exchanger in the second operation mode) in each of the first operation mode and the second operation mode is appropriately controlled to increase a dehumidifying amount.Type: GrantFiled: April 24, 2013Date of Patent: April 11, 2023Assignee: Mitsubishi Electric CorporationInventors: Shinichi Ito, Fumitake Unezaki, Mamoru Hamada
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Publication number: 20230101146Abstract: A heating control device includes an estimating unit to estimate a latent heat load of air present in a ventilation target space as a ventilation target and a heating control unit to control, in accordance with the latent heat load estimated by the estimating unit, a temperature of heating outside air by a heat exchanger to heat outside air supplied to the ventilation target space, via control of a condensation temperature of a refrigerant in the heat exchanger. The estimating unit estimates the latent heat load from ?X, which is a value obtained by subtracting, from a target absolute humidity (X0) set by a temperature/humidity setting device to set a target humidity of an interior as the ventilation target space, an absolute humidity (Xi) of the interior detected by an indoor humidity sensor.Type: ApplicationFiled: May 12, 2020Publication date: March 30, 2023Inventors: Mamoru HAMADA, Masami YASUDA, Shohei YOSHIDA, Hayato HORIE
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Publication number: 20230065130Abstract: An air conditioning system includes: a heat source unit; an indoor unit; a water circuit configured by connecting a supply pipe and a return pipe; a flow rate adjusting valve provided in the water circuit; a supply air temperature control unit configured to adjust a flow rate of the flow rate adjusting valve; a pump provided in the water circuit; a pump controller configured to control a rotation speed of the pump; a return water temperature sensor; a supply water temperature sensor; a supply water temperature control unit; and a target supply water temperature updating unit configured to change a target supply water temperature to which a supply water temperature detected by the supply water temperature sensor is to reach based on a temperature difference between a return water temperature detected by the return water temperature sensor and the supply water temperature.Type: ApplicationFiled: March 15, 2021Publication date: March 2, 2023Inventors: Mamoru HAMADA, Hayato HORIE, Hidekazu TANI, Guido DACCO
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Patent number: 11551842Abstract: To provide a superconducting magnet apparatus with a structure which can prevent an increase in apparatus size even when a number of connection portions serving to connect superconducting wires is great. The superconducting magnet apparatus includes a first wiring-holding portion (tubular body (12)) extending from a bobbin (6) in an axial direction of a superconducting coil (1) and a second wiring-holding portion (joint plate (13)) which is provided on a same side in the axial direction as the tubular body (12), extends in a direction intersecting with the axial direction, and has a greater diameter than that of the bobbin (6) and the tubular body (12). Superconducting wires (7a to 11a) which extend from the superconducting coil (1) and connect to one another are spirally wound on the tubular body (12) and fastened to a groove (13a) formed on the joint plate (13).Type: GrantFiled: May 13, 2020Date of Patent: January 10, 2023Assignees: JAPAN SUPERCONDUCTOR TECHNOLOGY INC., RIKENInventors: Mamoru Hamada, Yoshinori Yanagisawa, Yu Suetomi
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Publication number: 20220351880Abstract: A superconducting wire holding structure includes a holding member made of a first material, a superconducting wire disposed inside the holding member, and a filler made of a second material different from the first material. The superconducting wire includes a substrate, an intermediate layer formed on the substrate, a superconducting layer formed on the intermediate layer, and a first protective layer and a second protective layer that are formed on the superconducting layer. The superconducting layer includes a first portion, a second portion, and a third portion between the first portion and the second portion along a longitudinal direction of the superconducting wire. The first protective layer is formed on the first portion, and the second protective layer is formed on the second portion. The filler is filled between the third portion and the holding member.Type: ApplicationFiled: August 31, 2020Publication date: November 3, 2022Applicants: Sumitomo Electric Industries, Ltd., RIKEN, Japan Superconductor Technology, Inc.Inventors: Takashi YAMAGUCHI, Kotaro OHKI, Tatsuoki NAGAISHI, Yoshinori YANAGISAWA, Mamoru HAMADA