Patents by Inventor Shinya TODA
Shinya TODA 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: 20240085167Abstract: According to the present disclosure, a strain gauge includes: a flexible substrate; a resistor made from a film containing Cr, CrN, and Cr2N, on one surface of the substrate; an insulating layer covering the resistor; and a conductive barrier layer covering the insulating layer.Type: ApplicationFiled: December 27, 2021Publication date: March 14, 2024Inventors: Shintaro TAKATA, Shinya TODA, Toshiaki ASAKAWA
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Publication number: 20230400370Abstract: According to the present disclosure, a strain gauge includes: a flexible substrate; a resistor made from a film containing Cr, CrN, and Cr2N, on one surface of the substrate; and a resin barrier layer covering the resistor, and, in this strain gauge, in the barrier layer, a ratio of a moisture permeability (g/m2/24 h) to a thickness (mm) is 5:1 or greater, and the thickness of the barrier layer is 100 ?m or more and 3 mm or less.Type: ApplicationFiled: January 13, 2022Publication date: December 14, 2023Inventors: Tatsuya TAKIMOTO, Shintaro TAKATA, Shinya TODA, Toshiaki ASAKAWA, Shigeyuki ADACHI
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Publication number: 20230358623Abstract: A strain gauge includes a flexible substrate and a resistor formed of material including at least one of chromium or nickel, the resistor being situated above the substrate. The strain gauge includes a functional layer formed of an insulating material that has a higher thermal conductivity than the resistor, the functional layer being situated between the substrate and the resistor. The resistor includes multiple resistive patterns that are juxtaposed. The resistor includes folded portions each of which connects end portions of resistive portions that are next to each other. A first metallic layer formed of a material that has a higher thermal conductivity than the resistor is laminated on the folded portions.Type: ApplicationFiled: March 19, 2021Publication date: November 9, 2023Inventors: Aya ONO, Toshiaki ASAKAWA, Atsushi KITAMURA, Akiyo YUGUCHI, Shinya TODA, Yosuke OGASA, Yuta AIZAWA, Iku ISHIHARA
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Patent number: 11796404Abstract: A strain gauge includes a flexible substrate, a resistor formed of material containing at least one from among chromium and nickel, on or above the substrate, and a pair of electrodes electrically connected to the resistor. Each electrode includes a plurality of first patterns that are juxtaposed at predetermined intervals and that are electrically connected to each other. A plurality of second patterns of which longitudinal directions are toward a same direction as a longitudinal direction of each of the first patterns are disposed between opposing electrodes.Type: GrantFiled: March 29, 2019Date of Patent: October 24, 2023Assignee: MINEBEA MITSUMI Inc.Inventors: Shinya Toda, Eiji Misaizu, Kosuke Kitahara
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Patent number: 11788827Abstract: The present strain gauge includes a substrate having flexibility; and a resistor formed from a material containing at least one of chromium and nickel, on the substrate, wherein a first substance having a function of preventing crystal grains as the main component of the resistor from cohering, is added to the resistor.Type: GrantFiled: October 30, 2018Date of Patent: October 17, 2023Assignee: MINEBEA MITSUMI Inc.Inventors: Shintaro Takata, Shinya Toda, Toshiaki Asakawa, Keiki Maeno
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Publication number: 20230296457Abstract: A strain gauge includes a flexible substrate, a resistor, and electrodes. Each electrode includes first patterns juxtaposed at predetermined intervals and electrically connected to each other. Second patterns of which longitudinal directions are toward a same direction as a longitudinal direction of each of the first patterns are disposed between opposing electrodes. The second patterns are electrically floating dummy patterns. The second patterns of which the longitudinal directions are toward a same direction as the longitudinal direction of each first pattern are disposed, the second patterns being interposed between first patterns opposite each other that are among given first patterns that constitute one of the electrodes and given first patterns that constitute another electrode. The plurality of second patterns are interposed between first patterns opposite each other that are among given first patterns that constitute one of the electrodes and given first patterns that constitute another electrode.Type: ApplicationFiled: May 24, 2023Publication date: September 21, 2023Inventors: Shinya TODA, Eiji MISAIZU, Kosuke KITAHARA
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Patent number: 11747225Abstract: A strain gauge includes a flexible substrate, and a resistor formed of material containing at least one from among chromium and nickel, on or above the substrate. The resistor includes a first layer that is a lowermost layer; and a second layer that is a surface layer laminated on or above the first layer. The second layer is a layer having a higher density than the first layer. The first layer has a first surface provided on a side where the flexible resin substrate is situated, the functional layer being laminated on the first surface. The first layer has a second surface on which the second layer is laminated.Type: GrantFiled: April 1, 2019Date of Patent: September 5, 2023Assignee: MINEBEA MITSUMI Inc.Inventors: Toshiaki Asakawa, Shinichi Niwa, Shintaro Takata, Shinya Toda
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Patent number: 11702730Abstract: A strain gauge includes a flexible substrate and a functional layer formed of a metal, an alloy, or a metal compound, the functional layer being directly on one surface of the substrate. The strain gauge includes a resistor formed of a film that includes Cr, CrN, and Cr2N and that is formed with ?-Cr as a main component. The functional layer includes a function of promoting crystal growth of ?-Cr and forming an ?-Cr based film.Type: GrantFiled: September 6, 2022Date of Patent: July 18, 2023Assignee: MINEBEA MITSUMI Inc.Inventors: Toshiaki Asakawa, Yuta Aizawa, Shinya Toda, Shintaro Takata, Shinichi Niwa
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Publication number: 20230109237Abstract: A strain gauge includes a flexible resin substrate and a resistor formed of material including at least one of chromium or nickel, the resistor being situated on one side of the substrate. The strain gauge includes a conductive layer formed on the other side of the substrate.Type: ApplicationFiled: March 18, 2021Publication date: April 6, 2023Inventors: Shinya TODA, Shintaro TAKATA, Toshiaki ASAKAWA, Yuta AIZAWA
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Patent number: 11542590Abstract: A strain gauge includes a flexible substrate; a functional layer formed of a metal, an alloy, or a metal compound, on one surface of the substrate; and a resistor formed of material including at least one from among chromium and nickel, on one surface of the functional layer.Type: GrantFiled: September 26, 2018Date of Patent: January 3, 2023Assignee: MINEBEA MITSUMI Inc.Inventors: Toshiaki Asakawa, Yuta Aizawa, Shinya Toda, Shintaro Takata, Shinichi Niwa
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Publication number: 20220411915Abstract: A strain gauge includes a flexible substrate and a functional layer formed of a metal, an alloy, or a metal compound, the functional layer being directly on one surface of the substrate. The strain gauge includes a resistor formed of a film that includes Cr, CrN, and Cr2N and that is formed with ?-Cr as a main component. The functional layer includes a function of promoting crystal growth of ?-Cr and forming an ?-Cr based film.Type: ApplicationFiled: September 6, 2022Publication date: December 29, 2022Inventors: Toshiaki ASAKAWA, Yuta AIZAWA, Shinya TODA, Shintaro TAKATA, Shinichi NIWA
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Publication number: 20220341790Abstract: A sensor module includes a first strain gauge including a first resistor, a second strain gauge including a second resistor, and a flexure element. The first strain gauge has the same characteristic as the second strain gauge. The first strain gauge and the second strain gauge are respectively disposed toward the same surface of the flexure element, via layers each of which has a different linear expansion coefficient.Type: ApplicationFiled: August 5, 2020Publication date: October 27, 2022Inventors: Shinya TODA, Atsushi KITAMURA, Toshiaki ASAKAWA
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Patent number: 11326967Abstract: A strain gauge includes a strain detecting unit and a temperature detecting unit that are formed on or above a flexible substrate. The strain detecting unit includes a resistor formed as a film containing Cr, CrN, and Cr2N, on one surface of a functional layer. A first metallic layer formed of a material of which a gauge factor is less than that of the resistor is laminated on a folded portion, and a resistance value of the first metallic layer on the folded portion is less than a resistance value of the folded portion. The temperature detecting unit is a thermocouple including a second metallic layer formed of a same material as the resistor, on or above the substrate; and a third metallic layer formed of a same material as the first metallic layer, on the second metallic layer.Type: GrantFiled: January 30, 2019Date of Patent: May 10, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Shinya Toda, Atsushi Kitamura, Akiyo Yuguchi
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Patent number: 11262181Abstract: A strain gauge includes a flexible resin substrate, and a functional layer formed of a metal, an alloy, or a metal compound, on one surface of the substrate. The strain gauge includes a resistor formed as a film containing Cr, CrN, and Cr2N, on one surface of the functional layer. The strain gauge includes an insulating layer formed of an inorganic material, the resistor being coated with the insulating layer. The strain gauge includes an insulating resin layer formed of an organic material, the insulating layer being coated with the insulating resin layer.Type: GrantFiled: April 1, 2019Date of Patent: March 1, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Shinya Toda, Toshiaki Asakawa, Shintaro Takata
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Patent number: 11262257Abstract: A strain gauge includes a substrate formed of resin and having flexibility and a functional layer formed of a metal, an alloy, or a metal compound, directly on one surface of the substrate. The strain gauge includes a resistor formed as a film that contains Cr, CrN, and Cr2N and into which an element contained in the functional layer is diffused. The resistor is provided on one surface of the functional layer. A first substance having a function of controlling growth of crystal grains as a main component of the resistor, is added to the resistor.Type: GrantFiled: October 30, 2018Date of Patent: March 1, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Shintaro Takata, Shinya Toda, Toshiaki Asakawa, Keiki Maeno
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Publication number: 20210131886Abstract: A strain gauge includes a flexible substrate, a resistor formed of material containing at least one from among chromium and nickel, on or above the substrate, and a pair of electrodes electrically connected to the resistor. Each electrode includes a plurality of first patterns that are juxtaposed at predetermined intervals and that are electrically connected to each other. A plurality of second patterns of which longitudinal directions are toward a same direction as a longitudinal direction of each of the first patterns are disposed between opposing electrodes.Type: ApplicationFiled: March 29, 2019Publication date: May 6, 2021Applicant: Minebea Mitsumi Inc.Inventors: Shinya TODA, Eiji MISAIZU, Kosuke KITAHARA
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Publication number: 20210033476Abstract: A strain gauge includes a strain detecting unit and a temperature detecting unit that are formed on or above a flexible substrate. The strain detecting unit includes a resistor formed of material including at least one from among chromium and nickel, on or above the substrate. The resistor includes a plurality of resistive patterns that are juxtaposed; and a folded portion connected to end portions of given resistive patterns that are next to each other. A first metallic layer formed of a material of which a gauge factor is less than that of the resistor is laminated on the folded portion, and a resistance value of the first metallic layer on the folded portion is less than a resistance value of the folded portion. The temperature detecting unit is a thermocouple including a second metallic layer formed of a same material as the resistor, on or above the substrate; and a third metallic layer formed of a same material as the first metallic layer, on the second metallic layer.Type: ApplicationFiled: January 30, 2019Publication date: February 4, 2021Inventors: Shinya TODA, Atsushi KITAMURA, Akiyo YUGUCHI
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Publication number: 20210018383Abstract: A strain gauge includes a flexible substrate, and a resistor formed of material containing at least one from among chromium and nickel, on or above the substrate. The resistor includes a first layer that is a lowermost layer; and a second layer that is a surface layer laminated on or: above the first layer. The second layer is a layer having a higher density than the first layer.Type: ApplicationFiled: April 1, 2019Publication date: January 21, 2021Inventors: Toshiaki ASAKAWA, Shinichi NIWA, Shintaro TAKATA, Shinya TODA
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Publication number: 20210018307Abstract: A strain gauge includes a flexible substrate; a resistor formed of material containing at least one from among chromium and nickel, on or above the substrate; an insulating layer formed of an inorganic material, the resistor being coated with the insulating layer; and an insulating resin layer-formed of an organic material, the insulating layer being coated with the insulating resin layer.Type: ApplicationFiled: April 1, 2019Publication date: January 21, 2021Inventors: Shinya TODA, Toshiaki ASAKAWA, Shintaro TAKATA
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Publication number: 20200340870Abstract: The present strain gauge includes a substrate having flexibility; and a resistor formed from a material containing at least one of chromium and nickel, on the substrate, wherein a first substance having a function of controlling growth of crystal grains as the main component of the resistor, is added to the resistor.Type: ApplicationFiled: October 30, 2018Publication date: October 29, 2020Inventors: Shintaro TAKATA, Shinya TODA, Toshiaki ASAKAWA, Keiki MAENO