Patents by Inventor Yoshinori Yanagisawa
Yoshinori Yanagisawa 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: 20240270002Abstract: A recording device includes a recording unit configured to perform recording on a medium and a housing configured to accommodate the recording unit. The housing includes a frame and a bottom portion attached to the frame. The bottom portion includes a first bottom portion fixed to the frame and a second bottom portion detachably fixed to the frame.Type: ApplicationFiled: February 14, 2024Publication date: August 15, 2024Inventors: Yoshihisa SAKA, Yoshinori YANAGISAWA
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Publication number: 20240208231Abstract: A printer includes: a head that ejects ink; a storage portion that stores the ink to be supplied to the head and is coupled to the head; a main body that includes the head and the storage portion; a first handle portion that is grippable and provided in a left side surface of the main body; and a second handle portion that is grippable and provided in a right side surface of the main body, the right side surface facing the left side surface, in which the storage portion is provided at a position between the head and the left side surface in an X-axis direction, and the first handle portion is positioned higher than the second handle portion in the direction of gravity.Type: ApplicationFiled: December 19, 2023Publication date: June 27, 2024Inventors: Takuto TANAKA, Yoshikane TSUCHIHASHI, Yoshinori YANAGISAWA
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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: 11972898Abstract: A superconducting magnet according to one embodiment includes: a coil including a superconducting layer having a first portion and a second portion, and a joining portion; and a cryostat in which the coil is stored. The first portion and the second portion are located in a termination portion. The superconducting layer forms a closed loop by superconducting joining of the first portion and the second portion at the joining portion. The superconducting layer is made of a high-temperature superconductor. A current flows through the joining portion in a superconducting state when a magnetic field equal to or greater than 1.0 tesla and equal to or less than 5.0 tesla is applied to the joining portion at 77 kelvin. The cryostat is configured such that a temperature inside the cryostat is equal to or greater than 2.0 kelvin and equal to or less than 77 kelvin.Type: GrantFiled: March 9, 2018Date of Patent: April 30, 2024Assignees: RIKEN, Sumitomo Electric Industries, Ltd.Inventors: Hideaki Maeda, Yoshinori Yanagisawa, Kotaro Ohki, Tatsuoki Nagaishi
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Patent number: 11945238Abstract: A liquid ejecting device includes: a printing unit including a liquid ejecting head configured to eject a liquid to a medium and a head holder configured to form an air cooling path, and a cooling mechanism configured to cause air in the air cooling path to flow therethrough to air-cool the liquid ejecting head, wherein the printing unit is provided so as to be movable with respect to a transport path along which the medium is transported, the cooling mechanism includes a first air hole and a second air hole that are configured to be coupled to the air cooling path, and the air cooling path is coupled to one of the first air hole and the second air hole corresponding to a position of the printing unit.Type: GrantFiled: December 22, 2021Date of Patent: April 2, 2024Assignee: Seiko Epson CorporationInventors: Yoshihisa Saka, Tetsuji Yatsunami, Yoshikane Tsuchihashi, Yoshinori Yanagisawa, Kohei Usuda
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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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Patent number: 11780697Abstract: A recording apparatus includes: an output tray into which the paper sheet on which recording has been performed is outputted, wherein the output tray has a rib—includes a pair of first ribs disposed at an upstream position, the pair of first ribs being elongated in an output direction and protruding, and a pair of second ribs disposed at a downstream position, the pair of second ribs being elongated in the output direction and protruding, the output tray has an upstanding end portion (edge receiving section) formed at a downstream end in the output direction, the second rib is formed to be continuous from the edge receiving section, and each of the pair of first ribs and the pair of second ribs are symmetrically arranged to a center (center line) in a width direction, which is perpendicular to the output direction of the paper sheet.Type: GrantFiled: September 28, 2020Date of Patent: October 10, 2023Assignee: Seiko Epson CorporationInventors: Soshi Okawa, Ryoichi Morisawa, Satoshi Tamai, Yoshinori Yanagisawa, Shomaru Kondo
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Patent number: 11777269Abstract: Provided is a connection body of high-temperature superconducting wire materials including a first oxide high-temperature superconducting wire material and a second oxide high-temperature superconducting wire material, characterized in that a first superconducting layer of the first oxide high-temperature superconducting wire material and a second superconducting layer of the second oxide high-temperature superconducting wire material are bonded together via a junction including M-Cu—O (wherein M is a single metal element or a plurality of metal elements included in the first superconducting layer or the second superconducting layer). The connection body may be, for example, a connection body of Bi2223 wire materials, and the junction may include CaCuO2.Type: GrantFiled: May 22, 2019Date of Patent: October 3, 2023Assignee: RIKENInventors: Xinzhe Jin, Yoshinori Yanagisawa, Renzhong Piao, Yu Suetomi
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Publication number: 20230134913Abstract: A gravity center position of a recording apparatus is on a side close to a second side plate with respect to an intermediate position between a first side plate and the second side plate. The number of components of a recording unit that are supported by the first side plate is smaller than the number of components thereof that are supported by the second side plate. The recording unit includes a transport belt configured to transport a medium, and the transport belt is stretched around a first pulley and a second pulley. When the transport path of the medium is viewed from a side, the components of the recording unit that are supported by the first side plate are positioned on the inner side of the transport belt.Type: ApplicationFiled: October 26, 2022Publication date: May 4, 2023Inventor: Yoshinori YANAGISAWA
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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
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Publication number: 20220344564Abstract: 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: ApplicationFiled: August 31, 2020Publication date: October 27, 2022Applicants: Sumitomo Electric Industries, Ltd., RIKEN, Japan Superconductor Technology, Inc.Inventors: Takashi YAMAGUCHI, Kotaro OHKI, Tatsuoki NAGAISHI, Yoshinori YANAGISAWA, Mamoru HAMADA
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Publication number: 20220203734Abstract: A liquid ejecting device includes: a printing unit including a liquid ejecting head configured to eject a liquid to a medium and a head holder configured to form an air cooling path, and a cooling mechanism configured to cause air in the air cooling path to flow therethrough to air-cool the liquid ejecting head, wherein the printing unit is provided so as to be movable with respect to a transport path along which the medium is transported, the cooling mechanism includes a first air hole and a second air hole that are configured to be coupled to the air cooling path, and the air cooling path is coupled to one of the first air hole and the second air hole corresponding to a position of the printing unit.Type: ApplicationFiled: December 22, 2021Publication date: June 30, 2022Inventors: Yoshihisa SAKA, Tetsuji YATSUNAMI, Yoshikane TSUCHIHASHI, Yoshinori YANAGISAWA, Kohei USUDA
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Patent number: 11177588Abstract: In a high-temperature superconducting (HTS) wire connection assembly in which HTS wires each including a HTS layer are connected to each other, a first HTS wire and a second HTS wire that face each other are connected to each other at a plurality of joint portions separated from each other along a longitudinal direction of the first HTS wire and the second HTS wire. Each of the plurality of joint portions may preferably have any one of a rectangle shape, a rounded rectangle shape, and an ellipse shape, and it is preferable to satisfy 0.1<L/W<1.5, and is more preferable to satisfy 0.25<L/W<0.75 when a length in the longitudinal direction of the HTS wire is taken as L and a length in a width direction of the HTS wire is taken as W. It is also preferable that W and/or L monotonously increase from upstream side toward downstream side along the longitudinal direction of the wire.Type: GrantFiled: August 27, 2018Date of Patent: November 16, 2021Assignee: RIKENInventors: Shintetsu Kanazawa, Hideaki Maeda, Yoshinori Yanagisawa
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Publication number: 20210094785Abstract: A recording apparatus includes: an output tray into which the paper sheet on which recording has been performed is outputted, wherein the output tray has a rib—includes a pair of first ribs disposed at an upstream position, the pair of first ribs being elongated in an output direction and protruding, and a pair of second ribs disposed at a downstream position, the pair of second ribs being elongated in the output direction and protruding, the output tray has an upstanding end portion (edge receiving section) formed at a downstream end in the output direction, the second rib is formed to be continuous from the edge receiving section, and each of the pair of first ribs and the pair of second ribs are symmetrically arranged to a center (center line) in a width direction, which is perpendicular to the output direction of the paper sheet.Type: ApplicationFiled: September 28, 2020Publication date: April 1, 2021Inventors: Soshi OKAWA, Ryoichi MORISAWA, Satoshi TAMAI, Yoshinori YANAGISAWA, Shomaru KONDO
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Publication number: 20200365303Abstract: 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: ApplicationFiled: May 13, 2020Publication date: November 19, 2020Applicants: JAPAN SUPERCONDUCTOR TECHNOLOGY INC., RIKENInventors: Mamoru HAMADA, Yoshinori YANAGISAWA, Yu SUETOMI
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Publication number: 20200212605Abstract: In a high-temperature superconducting (HTS) wire connection assembly in which HTS wires each including a HTS layer are connected to each other, a first HTS wire and a second HTS wire that face each other are connected to each other at a plurality of joint portions separated from each other along a longitudinal direction of the first HTS wire and the second HTS wire. Each of the plurality of joint portions may preferably have any one of a rectangle shape, a rounded rectangle shape, and an ellipse shape, and it is preferable to satisfy 0.1<L/W<1.5, and is more preferable to satisfy 0.25<L/W<0.75 when a length in the longitudinal direction of the HTS wire is taken as L and a length in a width direction of the HTS wire is taken as W. It is also preferable that W and/or L monotonously increase from upstream side toward downstream side along the longitudinal direction of the wire.Type: ApplicationFiled: August 27, 2018Publication date: July 2, 2020Applicant: RIKENInventors: Shintetsu KANAZAWA, Hideaki MAEDA, Yoshinori YANAGISAWA
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Patent number: 10699830Abstract: There is provided a superconducting magnet device that suppresses interference of a part of a tape wire wound around a center axis with another adjacent part. The number of unit wire layer turns of a first coil among the plurality of first coils is smaller than a mean value of the respective numbers of unit wire layer turns of the plurality of first coils, the number of unit wire layer turns of each of the first coils being expressed by a mean value of the respective numbers of turns of the tape wire in the plurality of wire layers, the first coil being disposed at such a position that compressive force acting on the first coil in a direction in which the center axis extends is the largest on the assumption that the respective numbers of unit wire layer turns of the plurality of first coils were the same.Type: GrantFiled: April 20, 2018Date of Patent: June 30, 2020Assignees: JAPAN SUPERCONDUCTOR TECHNOLOGY INC., RIKENInventors: Mamoru Hamada, Yoshinori Yanagisawa
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Patent number: 10656223Abstract: A magnetic field generation apparatus includes a main coil and a variable-current correction coil. The main coil is formed by winding a ReBCO-based superconductive wire rod and generates a magnetic field in a measurement space. The variable-current correction coil is variable in a value of a current, coaxial with the main coil and disposed inside the main coil, and generates a magnetic field which corrects a uniformity of the magnetic field generated by the main coil.Type: GrantFiled: June 10, 2014Date of Patent: May 19, 2020Assignee: JAPAN SUPERCONDUCTOR TECHNOLOGY, INC.Inventors: Mamoru Hamada, Hideaki Maeda, Yoshinori Yanagisawa, Hideki Nakagome
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Publication number: 20200106229Abstract: Provided is a connection body of high-temperature superconducting wire materials including a first oxide high-temperature superconducting wire material and a second oxide high-temperature superconducting wire material, characterized in that a first superconducting layer of the first oxide high-temperature superconducting wire material and a second superconducting layer of the second oxide high-temperature superconducting wire material are bonded together via a junction including M-Cu—O (wherein M is a single metal element or a plurality of metal elements included in the first superconducting layer or the second superconducting layer). The connection body may be, for example, a connection body of Bi2223 wire materials, and the junction may include CaCuO2.Type: ApplicationFiled: May 22, 2019Publication date: April 2, 2020Applicant: RIKENInventors: Xinzhe JIN, Yoshinori YANAGISAWA, Renzhong PIAO, Yu SUETOMI