Patents by Inventor Wataru Sugimoto
Wataru Sugimoto 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: 20240288361Abstract: Provided is a concentration measurement device that can be miniaturized without using an optical fiber. The concentration measurement device including a measurement cell having a gas flow path and an optical path intersecting the gas flow path; a light source for emitting light inside the optical path, the light source 14 being installed at one end of the optical path; a first photodetector for detecting a light emitted from the light source as a reference light, the first photodetector being installed at a side of the light source and rearward from a distal end of the light source in a light emitting direction along an optical axis of the light source; a second photodetector for detecting a light emitted from the light source for measuring light absorption, the second photodetector being installed at another end of the optical path.Type: ApplicationFiled: June 29, 2022Publication date: August 29, 2024Applicant: FUJIKIN INCORPORATEDInventors: Masaaki NAGASE, Hidekazu ISHII, Kosuke SUGIMOTO, Takashi FUKAWA, Wataru ASHINO
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Publication number: 20240288847Abstract: A control system comprises: a control quantity calculating unit for calculating, on the basis of an operation target of a controlled object, an operation evaluation index, and an operation model, a control quantity for driving the controlled object, which is a working machine; and a model updating unit for updating the operation model on the basis of a state quantity of the controlled object. The control system may additionally be provided with: a command converting unit for converting the control quantity into a command value for a drive unit of the controlled object; and a conversion updating unit for updating a conversion characteristic from the control quantity to the command value, on the basis of the command value and a response of the controlled object.Type: ApplicationFiled: April 11, 2022Publication date: August 29, 2024Inventors: Shinji ISHIHARA, Wataru TANAKA, Kazuya SUGIMOTO
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Patent number: 11811286Abstract: An electric compressor includes a housing, an electric motor, and an inverter. The housing includes a motor chamber. The electric motor includes a stator that includes a stator core, a plurality of first coils, a plurality of second coils, and a plurality of third coils. The first coils are connected in series, the second coils are connected in series, and the third coils are connected in series. One of the first coils that is located electrically closest to the first phase is referred to as a first specific coil, one of the second coils that is located electrically closest to the second phase is referred to as a second specific coil, and one of the third coils that is located electrically closest to the third phase is referred to as a third specific coil. The first to third specific coils are disposed above the shaft center of the drive shaft.Type: GrantFiled: March 19, 2021Date of Patent: November 7, 2023Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kensuke Ikai, Taku Adaniya, Shuji Takimoto, Wataru Sugimoto
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Patent number: 11682773Abstract: An electrocatalyst including carbon and a nanosheet supported on the carbon. The nanosheet includes a metal ruthenium nanosheet, and a platinum atomic layer formed on an entire surface of the metal ruthenium nanosheet. The metal ruthenium nanosheet is a monoatomic layer, and the platinum atomic layer is a monoatomic layer or a monoatomic layer laminated body.Type: GrantFiled: March 23, 2021Date of Patent: June 20, 2023Assignees: Shinshu University, ISHIFUKU Metal Industry Co., Ltd.Inventors: Wataru Sugimoto, Dai Mochizuki, Yusuke Ayato, Tomohiro Ohnishi, Daisuke Takimoto
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Publication number: 20230139523Abstract: A robot is provided, for example, as an industrial robot having a plurality of arms every mutually adjacent two of which are rotatably connected by an axis. The arms include a leading arm having a cylindrical outer surface. An anti-slip structure is formed on and around the cylindrical outer surface in a circumferential direction thereof. The anti-slip structure serves as a slip-resistance structure, that is, a surface structure for preventing or reducing a user's hand from slipping off therefrom.Type: ApplicationFiled: October 31, 2022Publication date: May 4, 2023Applicant: DENSO WAVE INCORPORATEDInventor: Wataru SUGIMOTO
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Publication number: 20210305873Abstract: An electric compressor includes a housing, an electric motor, and an inverter. The housing includes a motor chamber. The electric motor includes a stator that includes a stator core, a plurality of first coils, a plurality of second coils, and a plurality of third coils. The first coils are connected in series, the second coils are connected in series, and the third coils are connected in series. One of the first coils that is located electrically closest to the first phase is referred to as a first specific coil, one of the second coils that is located electrically closest to the second phase is referred to as a second specific coil, and one of the third coils that is located electrically closest to the third phase is referred to as a third specific coil. The first to third specific coils are disposed above the shaft center of the drive shaft.Type: ApplicationFiled: March 19, 2021Publication date: September 30, 2021Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kensuke IKAI, Taku ADANIYA, Shuji TAKIMOTO, Wataru SUGIMOTO
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Publication number: 20210234177Abstract: An electrocatalyst including carbon and a nanosheet supported on the carbon. The nanosheet includes a metal ruthenium nanosheet, and a platinum atomic layer formed on an entire surface of the metal ruthenium nanosheet. The metal ruthenium nanosheet is a monoatomic layer, and the platinum atomic layer is a monoatomic layer or a monoatomic layer laminated body.Type: ApplicationFiled: March 23, 2021Publication date: July 29, 2021Applicants: Shinshu University, ISHIFUKU Metal Industry Co., Ltd.Inventors: Wataru SUGIMOTO, Dai MOCHIZUKI, Yusuke AYATO, Tomohiro OHNISHI, Daisuke TAKIMOTO
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Patent number: 10985382Abstract: A core-shell structure nanosheet includes a metal ruthenium nanosheet, and a platinum atomic layer provided on a surface of the metal ruthenium nanosheet. An electrocatalyst includes carbon, and the core shell structure nanosheet supported on the carbon. A method for manufacturing an electrocatalyst includes applying a ruthenium oxide nanosheet colloid which comprises a ruthenium oxide nanosheet, on carbon to obtain a carbon-supported ruthenium oxide nanosheet, in which the ruthenium oxide nanosheet is supported on the carbon. The carbon-supported ruthenium oxide nanosheet is reduced to obtain a carbon-supported ruthenium metal nanosheet, in which a ruthenium metal nanosheet is supported on the carbon. A platinum atomic layer is provided on a surface of the metal ruthenium nanosheet to obtain the electrocatalyst.Type: GrantFiled: July 18, 2018Date of Patent: April 20, 2021Assignees: Shinshu University, ISHIFUKU Metal Industry Co., Ltd.Inventors: Wataru Sugimoto, Dai Mochizuki, Yusuke Ayato, Tomohiro Ohnishi, Daisuke Takimoto
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Patent number: 10790097Abstract: A lithium composite negative electrode which allows a hybrid capacitor to operate at room temperature by reducing interfacial resistance in the electrode, a hybrid capacitor comprising the composite negative electrode, and manufacturing methods thereof. The lithium composite negative electrode is a laminar electrode including a lithium ion conductive solid electrolyte, an alginate gel electrolyte, and lithium-doped carbon. Further, a hybrid capacitor includes a positive electrode including a carbon material and/or a metal oxide, the lithium composite negative electrode, and a neutral aqueous electrolyte filled between the positive electrode and the lithium composite negative electrode. The lithium composite negative electrode is configured as a laminar electrode including the lithium ion conductive solid electrolyte, the alginate gel electrolyte, and the lithium-doped carbon.Type: GrantFiled: September 17, 2018Date of Patent: September 29, 2020Assignee: SHINSHU UNIVERSITYInventors: Sho Makino, Wataru Sugimoto, Shigeyuki Sugimoto
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Publication number: 20190019629Abstract: A lithium composite negative electrode which allows a hybrid capacitor to operate at room temperature by reducing interfacial resistance in the electrode, a hybrid capacitor comprising the composite negative electrode, and manufacturing methods thereof. The lithium composite negative electrode is a laminar electrode including a lithium ion conductive solid electrolyte, an alginate gel electrolyte, and lithium-doped carbon. Further, a hybrid capacitor includes a positive electrode including a carbon material and/or a metal oxide, the lithium composite negative electrode, and a neutral aqueous electrolyte filled between the positive electrode and the lithium composite negative electrode. The lithium composite negative electrode is configured as a laminar electrode including the lithium ion conductive solid electrolyte, the alginate gel electrolyte, and the lithium-doped carbon.Type: ApplicationFiled: September 17, 2018Publication date: January 17, 2019Applicant: SHINSHU UNIVERSITYInventors: Sho MAKINO, Wataru Sugimoto, Shigeyuki Sugimoto
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Publication number: 20180331371Abstract: To provide a novel core-shell structure type nanosheet and, when used as an electrocatalyst for a fuel cell, a core-shell structure type nanosheet capable of improving catalytic activity and suppressing a deterioration in catalytic performance. The above-described problem is solved by a core-shell structure type nanosheet (10) comprising a metal nanosheet (1) and a platinum atomic layer (2) provided on a surface of the metal nanosheet (1). In this core-shell structure type nanosheet (10), the platinum atomic layer (2) is preferably provided on the entire surface of the metal nanosheet (1). Further, the core-shell structure type nanosheet (10) can be used as a cathode catalyst or an anode catalyst for a fuel cell or the like. The metal nanosheet (1) is preferably within a range of 0.2 to 0.3 nm in thickness, and within a range of several tens of nm to several ?m, inclusive, in length in an in-plane direction.Type: ApplicationFiled: July 18, 2018Publication date: November 15, 2018Applicant: Shinshu UniversityInventors: Wataru SUGIMOTO, Dai MOCHIZUKI, Yusuke AYATO, Tomohiro OHNISHI, Daisuke TAKIMOTO
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Patent number: 9689080Abstract: Provided is a layered alkali iridate and a layered iridic acid to be used for producing iridium oxide nanosheets, and an iridium oxide nanosheet. A layered alkali iridate with composition of MxIrOy.nH2O (where M is a monovalent metal, x is 0.1 to 0.5, y is 1.5 to 2.5, and n is 0.5 to 1.5), wherein MxIrOy.nH2O has a layered structure. The M is potassium, and the layered alkali iridate has diffraction peaks at 2? diffraction angles of 13.0° and 26.0°. A layered iridic acid with a composition of HxIrOy.nH2O (where x is 0.1 to 0.5, y is 1.5 to 2.5, and n is 0 to 1), wherein HxIrOy.nH2O has a layered structure. This layered iridic acid has diffraction peaks at 2? diffraction angles of 12.3° and 24.6°. A single crystalline iridium oxide nanosheet having a thickness of 3 nm or less.Type: GrantFiled: September 9, 2016Date of Patent: June 27, 2017Assignee: SHINSHU UNIVERSITYInventors: Wataru Sugimoto, Wataru Shimizu
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Publication number: 20160376715Abstract: Provided is a layered alkali iridate and a layered iridic acid to be used for producing iridium oxide nanosheets, and an iridium oxide nanosheet. A layered alkali iridate with composition of MxIrOy.nH2O (where M is a monovalent metal, x is 0.1 to 0.5, y is 1.5 to 2.5, and n is 0.5 to 1.5), wherein MxIrOy.nH2O has a layered structure. The M is potassium, and the layered alkali iridate has diffraction peaks at 29 diffraction angles of 13.0° and 26.0°. A layered iridic acid with a composition of HxIrOy.nH2O (where x is 0.1 to 0.5, y is 1.5 to 2.5, and n is 0 to 1), wherein HxIrOy.nH2O has a layered structure. This layered iridic acid has diffraction peaks at 2? diffraction angles of 12.3° and 24.6°. A single crystalline iridium oxide nanosheet having a thickness of 3 nm or less.Type: ApplicationFiled: September 9, 2016Publication date: December 29, 2016Applicant: SHINSHU UNIVERSITYInventors: Wataru SUGIMOTO, Wataru SHIMIZU
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Publication number: 20140322632Abstract: The present invention provides an electrode for electrochemistry with a high quality, in which the surface area of the polycrystalline conductive diamond layer is increased and the crystal plane is controlled. In addition, when the catalyst layer of electrode substance is coated on the polycrystalline conductive diamond layer, adherence between the two layers is increased to provide an electrode for electrochemistry with a high durability. The polycrystalline conductive diamond layer is held under an atmosphere of carbon dioxide at a temperature 400 degrees Celsius or higher but 1000 degrees Celsius or lower to make the polycrystalline conductive diamond layer porous and make a specific crystal plane to remain and be formed.Type: ApplicationFiled: November 1, 2012Publication date: October 30, 2014Applicant: Permelec Electrode Ltd.Inventors: Wataru Sugimoto, Junfeng Zhang
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Patent number: 8338323Abstract: The present invention provides a process for producing an electrode for electrochemical reaction, wherein a conductive diamond layer is formed on an electrode substrate in the electrode; and the electrode substrate on which the conductive diamond layer is formed is kept at a temperature of 400° C. or more and 1,000° C. or less in a water vapor, thereby forming a micropore in the conductive diamond layer. Also, the present invention provides an electrode for electrochemical reaction obtained by the foregoing production process.Type: GrantFiled: September 9, 2010Date of Patent: December 25, 2012Assignees: Permelec Electrode Ltd., Shinshu UniversityInventors: Yoshio Takasu, Wataru Sugimoto, Tatsuya Ohashi, Junfeng Zhang
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Publication number: 20110226616Abstract: The present invention provides a process for producing an electrode for electrochemical reaction, wherein a conductive diamond layer is formed on an electrode substrate in the electrode; and the electrode substrate on which the conductive diamond layer is formed is kept at a temperature of 400° C. or more and 1,000° C. or less in a water vapor, thereby forming a micropore in the conductive diamond layer. Also, the present invention provides an electrode for electrochemical reaction obtained by the foregoing production process.Type: ApplicationFiled: September 9, 2010Publication date: September 22, 2011Applicants: SHINSHU UNIVERSITY, PERMELEC ELECTRODE LTD.Inventors: Yoshio TAKASU, Wataru SUGIMOTO, Tatsuya OHASHI, Junfeng ZHANG
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Patent number: 7879124Abstract: There is provided an air cleaner in which an adsorption element for adsorbing vaporized fuel is surely fixed to a housing without additionally providing a special step, and moreover the performance of element and the performance of an air cleaner itself can be maintained, and a manufacturing method for the air cleaner. The air cleaner is configured so that a filter element and an adsorption element for adsorbing vaporized fuel are incorporated in a housing formed by joining the open ends of a pair of housing members to each other. At the open end of each of the housing members, a welding protrusion projecting toward the open end on the other side is formed, and a connecting portion formed with a welding protrusion is provided on a holding frame of the adsorption element.Type: GrantFiled: September 19, 2006Date of Patent: February 1, 2011Assignee: Toyo Roki Seizo Kabushiki KaishaInventors: Soichi Uemura, Wataru Sugimoto
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Patent number: 7858551Abstract: The present invention provides an electrode catalyst for electrochemical reaction, the electrode catalyst having: a conductive diamond particle having fine pores on a surface thereof; and a carbon-reactive catalyst metal in the fine pores, a process for producing the electrode catalyst, and an electrode.Type: GrantFiled: March 9, 2007Date of Patent: December 28, 2010Assignees: Permelec Electrode Ltd., Shinshu UniversityInventors: Yoshio Takasu, Yasushi Murakami, Wataru Sugimoto, Yuji Yamada, Masaharu Uno, Yoshinori Nishiki, Tsuneto Furuta
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Patent number: 7699912Abstract: The air-cleaner includes a housing. The air-cleaner includes a filter element located in the housing to filter air taken into the housing. The air-cleaner includes an adsorption element for adsorbing vaporized fuel flowing into the housing. The housing includes first and second housing components having open ends put on each other. The filter element is held between the first and second housing components, separating the housing into a clean side and a dust side. The adsorption element includes a frame at the periphery; and an adsorption portion located inside the frame. One of the first and second housing components as the clean side has an inner side back in the open end, the inner side having a mounting portion having the adsorption element mounted thereto. The mounting portion includes the adsorption element; and a support member placed thereon.Type: GrantFiled: August 7, 2007Date of Patent: April 20, 2010Assignee: Toyo Roki Seizo Kabushiki KaishaInventors: Soichi Uemura, Wataru Sugimoto, Osamu Kaneko, Tetsuo Akiyama, Atsushi Suzuki
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Patent number: 7514065Abstract: A layered ruthenic acid compound is converted to a protonic layered ruthenic acid hydrate, which is then converted to a layered alkylammonium-ruthenic acid intercalation compound to obtain a colloid containing ruthenic acid nanosheets having a thickness of 1 nm or smaller. Thereby, a ruthenic acid nanosheet is obtained.Type: GrantFiled: March 26, 2004Date of Patent: April 7, 2009Inventors: Yoshio Takasu, Yasushi Murakami, Wataru Sugimoto