Patents by Inventor Eiji Misaizu
Eiji Misaizu 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: 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: 11774303Abstract: An accelerator is an automobile accelerator. The accelerator includes a sensor configured to detect a force to press the accelerator. The sensor includes a flexible substrate and a resistor formed of a film containing Cr, CrN, and Cr2N, on or above the substrate. The sensor is configured to detect the force to press the accelerator as a change in a resistance value of the resistor.Type: GrantFiled: October 18, 2019Date of Patent: October 3, 2023Assignee: MINEBEA MITSUMI Inc.Inventors: Atsushi Kitamura, Shigeyuki Adachi, Toshiaki Asakawa, Eiji Misaizu
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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: 11692806Abstract: A strain gauge includes a flexible resin substrate; a functional layer formed of a metal, an alloy, or a metal compound, directly on one surface of the substrate; a resistor formed of a film including Cr, CrN, and Cr2N, on one surface of the functional layer; and an insulating resin layer with which the resistor is coated.Type: GrantFiled: September 26, 2018Date of Patent: July 4, 2023Assignee: MINEBEA MITSUMI Inc.Inventors: Eiji Misaizu, Akiyo Yuguchi, Shigeyuki Adachi, Toshiaki Asakawa, Atsushi Kitamura
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Publication number: 20230030190Abstract: A strain gauge includes: a flexible substrate; a resistor formed on one side of the substrate; a pair of terminal parts electrically connected to both ends of the resistor; and a plurality of resistance value tuning wires configured to tune the resistance value between the pair of terminal parts. In this strain gauge, the plan shape of the resistor is a spiral shape formed by two linear resistance wires about the halfway part of the two linear resistance wires, the two linear resistance wires being a predetermined space apart from each other and extending in the same direction from the halfway part, and the resistance value tuning wires are arranged discretely so as to bridge between the two linear resistance wires.Type: ApplicationFiled: January 13, 2021Publication date: February 2, 2023Inventors: Toshiaki ASAKAWA, Masaki KITAZONO, Eiji MISAIZU
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Patent number: 11543309Abstract: 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; a resistor formed of a Cr composite film, on one surface of the functional layer; and an insulating resin layer with which the resistor is coated.Type: GrantFiled: December 19, 2018Date of Patent: January 3, 2023Assignee: MINEBEA MITSUMI Inc.Inventors: Eiji Misaizu, Akiyo Yuguchi, Yosuke Ogasa
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Patent number: 11543308Abstract: A strain gauge includes a flexible substrate; a resistor formed of material including at least one from among chromium and nickel, on or above the substrate; and electrodes electrically coupled to the resistor. Each electrode includes a terminal section extending from a corresponding end portion from among end portions of the resistor; a first metallic layer formed of copper, a copper alloy, nickel, or a nickel alloy, on or above the terminal section; and a second metallic layer formed of material having better solder wettability than the first metallic layer, on or above the first metallic layer.Type: GrantFiled: September 27, 2018Date of Patent: January 3, 2023Assignee: MINEBEA MITSUMI Inc.Inventors: Akiyo Yuguchi, Aya Ono, Eiji Misaizu
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Patent number: 11499877Abstract: A strain gauge includes a flexible substrate; and resistors each formed of a Cr composite film. The resistors include a first resistor and a second resistor that are formed on one side of the substrate, and include a third resistor and a fourth resistor that are formed on another side of the substrate. The first resistor, the second resistor, the third resistor, and the fourth resistor constitute a Wheatstone bridge circuit.Type: GrantFiled: November 1, 2018Date of Patent: November 15, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Eiji Misaizu, Shigeyuki Adachi, Kosuke Kitahara, Toshiaki Asakawa, Atsushi Kitamura
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Patent number: 11499876Abstract: The present strain gauge includes a substrate having flexibility; a resistor formed from a material containing at least one of chromium and nickel, on the substrate; a pair of wiring patterns formed on the substrate and electrically connected to both ends of the resistor; and a pair of electrodes formed on the substrate and electrically connected to the pair of wiring patterns, respectively. The wiring patterns include a first layer extending from the resistor, and a second layer having a lower resistance than the first layer and layered on the first layer. On the substrate, an electronic component mounting area is demarcated, on which an electronic component electrically connected to the electrodes is mounted.Type: GrantFiled: October 25, 2018Date of Patent: November 15, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Satoshi Sato, Shigeyuki Adachi, Eiji Misaizu, Atsushi Kitamura, Toshiaki Asakawa, Hirotsugu Iijima, Yoichi Kimura
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Patent number: 11460358Abstract: The present strain gauge includes a substrate having flexibility; a resistor formed from a material containing at least one of chromium and nickel, on the substrate; a pair of wiring patterns formed on the substrate and electrically connected to both ends of the resistor; and a pair of electrodes formed on the substrate and electrically connected to the pair of wiring patterns, respectively. The wiring patterns include a first layer extending from the resistor, and a second layer having a lower resistance than the first layer and layered on the first layer. On the substrate, an electronic component mounting area is demarcated, on which an electronic component electrically connected to the electrodes is mounted.Type: GrantFiled: October 25, 2018Date of Patent: October 4, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Satoshi Sato, Shigeyuki Adachi, Eiji Misaizu, Atsushi Kitamura, Toshiaki Asakawa, Hirotsugu Iijima, Yoichi Kimura
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Patent number: 11460359Abstract: A strain gauge includes a flexible substrate; and resistors each formed of a Cr composite film. The resistors include a first resistor and a second resistor that are formed on one side of the substrate, and include a third resistor and a fourth resistor that are formed on another side of the substrate. The first resistor, the second resistor, the third resistor, and the fourth resistor constitute a Wheatstone bridge circuit.Type: GrantFiled: November 1, 2018Date of Patent: October 4, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Eiji Misaizu, Shigeyuki Adachi, Kosuke Kitahara, Toshiaki Asakawa, Atsushi Kitamura
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Patent number: 11448560Abstract: A strain gauge includes a flexible substrate, and a plurality of resistors each formed of a Cr composite film, on or above the substrate. The substrate is attached to a flexure element, the plurality of resistors including two resistors disposed at locations at which the two resistors are opposite to each other, such that the flexure element is interposed between the two resistors.Type: GrantFiled: December 25, 2018Date of Patent: September 20, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Yuta Aizawa, Atsushi Kitamura, Eiji Misaizu, Akiyo Yuguchi
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Patent number: 11300398Abstract: A strain gauge includes a flexible substrate, resistors each formed of a film that includes Cr, CrN, and Cr2N, and a functional layer formed of a metal, an alloy, or a metal compound, the functional layer being in a lower surface of the resistors. The resistors include a first resistor formed on or above a predetermined surface of the substrate; a second resistor of which a grid direction faces a different direction from the first resistor, the second resistor formed on or above the predetermined surface of the substrate or a surface parallel to the predetermined surface; and a third resistor formed on or above a surface adjacent to the predetermined surface of the substrate.Type: GrantFiled: November 1, 2018Date of Patent: April 12, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Eiji Misaizu, Shigeyuki Adachi, Kosuke Kitahara, Toshiaki Asakawa, Atsushi Kitamura
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Publication number: 20210381913Abstract: An accelerator is an automobile accelerator. The accelerator includes a sensor configured to detect a force to press the accelerator. The sensor includes a flexible substrate and a resistor formed of a film containing Cr, CrN, and Cr2N, on or above the substrate. The sensor is configured to detect the force to press the accelerator as a change in a resistance value of the resistor.Type: ApplicationFiled: October 18, 2019Publication date: December 9, 2021Inventors: Atsushi KITAMURA, Shigeyuki ADACHI, Toshiaki ASAKAWA, Eiji MISAIZU
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Publication number: 20210328278Abstract: A battery pack includes a battery, a sensor configured to detect a state of the battery. The sensor includes an insulating layer, and a resistor on one side of the insulating layer, the resistor being formed of a Cr composite film. The sensor detects the state of the battery as a change in a resistance value of the resistor.Type: ApplicationFiled: August 28, 2019Publication date: October 21, 2021Inventors: Toshiaki ASAKAWA, Shigeyuki ADACHI, Eiji MISAIZU, Atsushi KITAMURA
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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: 20210063259Abstract: A strain gauge includes a flexible substrate; and resistors each formed of a Cr composite film. The resistors include a first resistor and a second resistor that are formed on one side of the substrate, and include a third resistor and a fourth resistor that are formed on another side of the substrate. The first resistor, the second resistor, the third resistor, and the fourth resistor constitute a Wheatstone bridge circuit.Type: ApplicationFiled: November 1, 2018Publication date: March 4, 2021Inventors: Eiji MISAIZU, Shigeyuki ADACHI, Kosuke KITAHARA, Toshiaki ASAKAWA, Atsushi KITAMURA
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Publication number: 20210063133Abstract: A strain gauge includes a flexible substrate; and resistors each formed of material including at least one from among chromium and nickel, on or above the substrate. The resistors include a first resistor formed on or above a predetermined surface of the substrate; a second resistor of which a grid direction faces a different direction from the first resistor, the second resistor formed on or above the predetermined surface of the substrate or a surface parallel to the predetermined surface; and a third resistor formed on or above a surface adjacent to the predetermined surface of the substrate.Type: ApplicationFiled: November 1, 2018Publication date: March 4, 2021Inventors: Eiji MISAIZU, Shigeyuki ADACHI, Kosuke KITAHARA, Toshiaki ASAKAWA, Atsushi KITAMURA
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Patent number: D953903Type: GrantFiled: December 17, 2019Date of Patent: June 7, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Eiji Misaizu, Akiyo Yuguchi, Shigeyuki Adachi, Toshiaki Asakawa, Atsushi Kitamura
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Patent number: D953904Type: GrantFiled: December 17, 2019Date of Patent: June 7, 2022Assignee: MINEBEA MITSUMI Inc.Inventors: Eiji Misaizu, Akiyo Yuguchi, Shigeyuki Adachi, Toshiaki Asakawa, Atsushi Kitamura