Patents by Inventor Koichi Miyake
Koichi Miyake 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: 11942255Abstract: An inductor component includes an element body including a magnetic layer containing a resin and a magnetic powder; a coil wiring line arranged inside the element body; and an insulating coating film covering the coil wiring line and not including a magnetic material. In a cross section perpendicular to an extension direction of the coil wiring line, a top surface thickness of a part of the insulating coating film covering the top surface of the coil wiring line and a side surface thickness of parts of the insulating coating film covering side surfaces of the coil wiring line are less than or equal to 10 ?m, and a corner thickness of parts of the insulating coating film that cover corners of the coil wiring line interposed between the top surface and the side surfaces is at least half of the top surface thickness and/or the side surface thickness.Type: GrantFiled: August 25, 2020Date of Patent: March 26, 2024Assignee: Murata Manufacturing Co., Ltd.Inventors: Ryuichiro Tominaga, Koichi Yamaguchi, Akinori Hamada, Isamu Miyake, Shinya Hirai
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Publication number: 20220278444Abstract: An upper structure of a vehicle includes a roof covering an upper portion of a cabin space; an antenna device including a casing disposed on an upper surface of the roof and an antenna accommodated in the casing for transmitting and receiving radio waves; a resin member arranged adjacent to the antenna device; and a metal member attached to the resin member and forming a metal layer. The antenna is for transmitting and receiving a radio wave directed to the upper surface of the roof and an upper surface of the resin member. The metal member is arranged to reflect the radio wave directed to the upper surface of the resin member.Type: ApplicationFiled: June 24, 2020Publication date: September 1, 2022Applicant: MAZDA MOTOR CORPORATIONInventors: Yasuhito TANIOKA, Kazuo SHIGETA, Yoshiaki HIRASA, Toshiyuki SHIMURA, Masaki NUMOTO, Koichi MIYAKE
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Patent number: 11302929Abstract: Provided is a method with which it is possible to easily produce an electrode catalyst having excellent catalytic performance such as kinetically controlled current density. The method involves: a dispersion liquid preparation step of preparing a dispersion liquid by mixing (i) at least one type of solvent selected from the group consisting of sulfoxide compounds and amide compounds, (ii) a catalyst carrier powder constituted by a metal oxide, (iii) a platinum compound, (iv) a transition metal compound, and (v) an aromatic compound including a carboxyl group; and a loading step of heating the dispersion liquid to thereby load a platinum alloy of platinum and a transition metal on a surface of the catalyst carrier powder.Type: GrantFiled: August 25, 2017Date of Patent: April 12, 2022Assignees: MITSUI MINING & SMELTING CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuichi Senoo, Koichi Miyake, Koji Taniguchi, Hiromu Watanabe, Naohiko Abe, Tatsuya Arai
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Patent number: 11189841Abstract: This method for producing an electrode catalyst includes: a dispersion liquid preparation step wherein a dispersion liquid is prepared by mixing (i) at least one solvent selected from the group consisting of sulfoxide compounds and amide compounds, (ii) a catalyst carrier powder composed of a metal oxide, (iii) a platinum compound, (iv) a transition metal compound and (v) an aromatic compound that contains a carboxyl group; a loading step wherein the dispersion liquid is heated so that a platinum alloy of platinum and a transition metal is loaded on the surface of the catalyst carrier powder; a solid-liquid separation step wherein a dispersoid is separated from the dispersion liquid after the loading step, thereby obtaining a catalyst powder wherein the catalyst carrier powder is loaded with the platinum alloy; and a heat treatment step wherein the catalyst powder is heated under vacuum or in a reducing gas atmosphere.Type: GrantFiled: September 29, 2017Date of Patent: November 30, 2021Assignee: MITSUI MINING & SMELTING CO., LTD.Inventors: Yuichi Senoo, Koichi Miyake, Koji Taniguchi, Hiromu Watanabe, Naohiko Abe
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Patent number: 11148325Abstract: Provided is a dust stop device for a sealed kneader, the device being capable of excellent supply of lubricating oil. The sealed kneader includes a pair of rotors and a supporting member. The dust stop device includes a rotating ring attached to each rotor and a stationary ring attached to the supporting member. Both the rings have respective contact surfaces which make surface contact with each other. The stationary ring has a lubricating-oil supply portion with a through-hole. A part of the through-hole, the part including a part opened in the contact surface, is a long hole extending along a circumferential direction of rotation of the rotating ring.Type: GrantFiled: April 27, 2017Date of Patent: October 19, 2021Assignee: Kobe Steel, Ltd.Inventors: Naofumi Kanei, Koichi Miyake, Hikaru Hamada
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Patent number: 10615425Abstract: Disclosed is a tin oxide containing antimony and at least one element A selected from the group consisting of tantalum, tungsten, niobium, and bismuth. The antimony and the at least one element A selected from the group consisting of tantalum, tungsten, niobium, and bismuth are preferably dissolved in a solid state in tin oxide. The ratio of the number of moles of the element A to the number of moles of antimony, i.e., [(the number of moles of the element A/the number of moles of antimony)], is preferably 0.1 to 10.Type: GrantFiled: July 21, 2016Date of Patent: April 7, 2020Assignee: MITSUI MINING & SMELTING CO., LTD.Inventors: Koichi Miyake, Susumu Takahashi, Hiromu Watanbe, Naohiko Abe, Ryoma Tsukuda, Kenichi Amitani, Koji Taniguchi, Hiroki Takahashi, Yoshihiro Yoneda, Kazuhiko Kato
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Patent number: 10541463Abstract: The present application discloses a glass antenna arranged on a vehicular window glass. The glass antenna includes: a feeding terminal connected to an antenna amplifier; a first antenna connected to the feeding terminal and set so as to receive a radio frequency signal in a first frequency band which has a first wavelength at a central frequency of the first frequency band; a coupling element having a length set based on a length obtained by multiplying one-half of the first wavelength by a glass reduction rate, coupling element being connected to the feeding terminal; and a second antenna capacitively coupled to the coupling element and set so as to receive a radio frequency signal in a second frequency band which has a second wavelength at a central frequency of the second frequency band.Type: GrantFiled: March 16, 2017Date of Patent: January 21, 2020Assignee: MAZDA MOTOR CORPORATIONInventors: Kazuo Shigeta, Tatsuaki Taniguchi, Yoshiaki Hirasa, Koichi Miyake
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Patent number: 10396363Abstract: An object of the present invention is to provide a copper foil inexpensive and sufficient in tensile strength even after heat treatment. The copper foil includes zinc in a content range of 0.02% by mass to 2.7% by mass in the total mass of the entire copper foil, and if the regions in thicknesses direction from both surfaces of the copper foil where occupies 5% by mass in the total mass of the entire copper foil are referred to as the respective external layers and a region between one external layer and the other external layer is referred to as an internal layer, the internal layer includes copper as a main element and includes 100 ppm or more of one or mixture of small amount-elements selected from carbon, sulfur, chlorine and nitrogen, and includes zinc at 10% or more in the total mass of zinc included in the entire copper foil.Type: GrantFiled: May 21, 2013Date of Patent: August 27, 2019Assignee: MITSUI MINING & SMELTING CO., LTD.Inventors: Koichi Miyake, Tomoyuki Maeda, Kazutaka Hozumi, Hiroaki Nakahara, Shinichi Yamauchi
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Publication number: 20190229345Abstract: This method for producing an electrode catalyst includes: a dispersion liquid preparation step wherein a dispersion liquid is prepared by mixing (i) at least one solvent selected from the group consisting of sulfoxide compounds and amide compounds, (ii) a catalyst carrier powder composed of a metal oxide, (iii) a platinum compound, (iv) a transition metal compound and (v) an aromatic compound that contains a carboxyl group; a loading step wherein the dispersion liquid is heated so that a platinum alloy of platinum and a transition metal is loaded on the surface of the catalyst carrier powder; a solid-liquid separation step wherein a dispersoid is separated from the dispersion liquid after the loading step, thereby obtaining a catalyst powder wherein the catalyst carrier powder is loaded with the platinum alloy; and a heat treatment step wherein the catalyst powder is heated under vacuum or in a reducing gas atmosphere.Type: ApplicationFiled: September 29, 2017Publication date: July 25, 2019Inventors: Yuichi SENOO, Koichi MIYAKE, Koji TANIGUCHI, Hiromu WATANABE, Naohiko ABE
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Publication number: 20190157688Abstract: Provided is a method with which it is possible to easily produce an electrode catalyst having excellent catalytic performance such as kinetically controlled current density. The method involves: a dispersion liquid preparation step of preparing a dispersion liquid by mixing (i) at least one type of solvent selected from the group consisting of sulfoxide compounds and amide compounds, (ii) a catalyst carrier powder constituted by a metal oxide, (iii) a platinum compound, (iv) a transition metal compound, and (v) an aromatic compound including a carboxyl group; and a loading step of heating the dispersion liquid to thereby load a platinum alloy of platinum and a transition metal on a surface of the catalyst carrier powder.Type: ApplicationFiled: August 25, 2017Publication date: May 23, 2019Inventors: Yuichi SENOO, Koichi MIYAKE, Koji TANIGUCHI, Hiromu WATANABE, Naohiko ABE, Tatsuya ARAI
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Publication number: 20190143563Abstract: Provided is a dust stop device for a sealed kneader, the device being capable of excellent supply of lubricating oil. The sealed kneader includes a pair of rotors and a supporting member. The dust stop device includes a rotating ring attached to each rotor and a stationary ring attached to the supporting member. Both the rings have respective contact surfaces which make surface contact with each other. The stationary ring has a lubricating-oil supply portion with a through-hole. A part of the through-hole, the part including a part opened in the contact surface, is a long hole extending along a circumferential direction of rotation of the rotating ring.Type: ApplicationFiled: April 27, 2017Publication date: May 16, 2019Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)Inventors: Naofumi KANEI, Koichi MIYAKE, Hikaru HAMADA
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Publication number: 20180277924Abstract: The present application discloses a glass antenna arranged on a vehicular window glass. The glass antenna includes: a feeding terminal connected to an antenna amplifier; a first antenna connected to the feeding terminal and set so as to receive a radio frequency signal in a first frequency band which has a first wavelength at a central frequency of the first frequency band; a coupling element having a length set based on a length obtained by multiplying one-half of the first wavelength by a glass reduction rate, coupling element being connected to the feeding terminal; and a second antenna capacitively coupled to the coupling element and set so as to receive a radio frequency signal in a second frequency band which has a second wavelength at a central frequency of the second frequency band.Type: ApplicationFiled: March 16, 2017Publication date: September 27, 2018Applicant: MAZDA MOTOR CORPORATIONInventors: Kazuo SHIGETA, Tatsuaki TANIGUCHI, Yoshiaki HIRASA, Koichi MIYAKE
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Publication number: 20180175398Abstract: Disclosed is a tin oxide containing antimony and at least one element A selected from the group consisting of tantalum, tungsten, niobium, and bismuth. The antimony and the at least one element A selected from the group consisting of tantalum, tungsten, niobium, and bismuth are preferably dissolved in a solid state in tin oxide. The ratio of the number of moles of the element A to the number of moles of antimony, i.e., [(the number of moles of the element A/the number of moles of antimony)], is preferably 0.1 to 10.Type: ApplicationFiled: July 21, 2016Publication date: June 21, 2018Inventors: Koichi MIYAKE, Susumu TAKAHASHI, Hiromu WATANBE, Naohiko ABE, Ryoma TSUKUDA, Kenichi AMITANI, Koji TANIGUCHI, Hiroki TAKAHASHI, Yoshihiro YONEDA, Kazuhiko KATO
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Patent number: 9138964Abstract: An object of the present invention is to provide a copper foil excellent in softening resistance performance which reduces decrease in tensile strength after heat treatment at about 350° C. to 400° C. In order to achieve the object, a surface-treated copper foil provided with a rust-proofing treatment layer on both surfaces of a copper foil in which a rust-proofing treatment layer is constituted by zinc alloy, and the either rust-proofing treatment layer is a zinc alloy layer having zinc amount of 20 mg/m2 to 1,000 mg/m2; and the copper foil contains one or two or more of small amount elements selected from carbon, sulfur, chlorine and nitrogen, and a sum amount thereof is 100 ppm or more is adopted.Type: GrantFiled: November 22, 2011Date of Patent: September 22, 2015Assignee: MITSUI MINING & SMELTING CO., LTDInventors: Shinichi Obata, Shinya Hiraoka, Fumiaki Hosokoshi, Ayumu Tateoka, Hideaki Matsushima, Koichi Miyake, Sakiko Tomonaga, Tomoyuki Maeda
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Publication number: 20150138907Abstract: The present invention provides a member in contact with a rubber material, the member being characterized in that the member has a surface in contact with the rubber material, and that the contact angle of the surface thereof in contact with the rubber material is 40° or more when a liquid rubber to be tested is placed on the surface.Type: ApplicationFiled: July 16, 2013Publication date: May 21, 2015Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)Inventors: Shiori Watanabe, Koichi Miyake, Hodaka Miura
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Publication number: 20150132658Abstract: An object of the present invention is to provide a copper foil inexpensive and sufficient in tensile strength even after heat treatment. The copper foil includes zinc in a content range of 0.02% by mass to 2.7% by mass in the total mass of the entire copper foil, and if the regions in thicknesses direction from both surfaces of the copper foil where occupies 5% by mass in the total mass of the entire copper foil are referred to as the respective external layers and a region between one external layer and the other external layer is referred to as an internal layer, the internal layer includes copper as a main element and includes 100 ppm or more of one or mixture of small amount-elements selected from carbon, sulfur, chlorine and nitrogen, and includes zinc at 10% or more in the total mass of zinc included in the entire copper foil.Type: ApplicationFiled: May 21, 2013Publication date: May 14, 2015Applicant: MITSUI MINING & SMELTING CO., LTD.Inventors: Koichi Miyake, Tomoyuki Maeda, Kazutaka Hozumi, Hiroaki Nakahara, Shinichi Yamauchi
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Patent number: 8876511Abstract: A system for kneading and extruding a material includes a crusher for crushing the material into coarse particles, an extruder for conveying and extruding the material crushed by the crusher, a gear pump for receiving and discharging the material extruded from the extruder, and a kneading and extruding apparatus for kneading the material discharged from the gear pump and continuously extruding the kneaded material. Therefore, a material is accurately quantified and highly uniform, resulting in reduced product variations and ensured consistent quality.Type: GrantFiled: July 6, 2004Date of Patent: November 4, 2014Assignee: Kobe Steel, Ltd.Inventors: Yasuaki Yamane, Hideo Funahashi, Koichi Miyake
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Publication number: 20130302635Abstract: An object of the present invention is to provide a copper foil excellent in softening resistance performance which reduces decrease in tensile strength after heat treatment at about 350° C. to 400° C. In order to achieve the object, a surface-treated copper foil provided with a rust-proofing treatment layer on both surfaces of a copper foil in which a rust-proofing treatment layer is constituted by zinc, and the either rust-proofing treatment layer is a zinc layer having zinc amount of 20 mg/m2 to 1,000 mg/m2; and the copper foil contains one or two or more of small amount elements selected from carbon, sulfur, chlorine and nitrogen, and a sum amount thereof is 100 ppm or more is adopted.Type: ApplicationFiled: November 22, 2011Publication date: November 14, 2013Applicant: MITSUI MINING & SMELTING CO., LTD.Inventors: Shinichi Obata, Shinya Hiraoka, Fumiaki Hosokoshi, Ayumu Tateoka, Hideaki Matsushima, Koichi Miyake, Sakiko Tomonaga, Tomoyuki Maeda
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Publication number: 20130295407Abstract: An object of the present invention is to provide a copper foil excellent in softening resistance performance which reduces decrease in tensile strength after heat treatment at about 350° C. to 400° C. In order to achieve the object, a surface-treated copper foil provided with a rust-proofing treatment layer on both surfaces of a copper foil in which a rust-proofing treatment layer is constituted by zinc alloy, and the either rust-proofing treatment layer is a zinc alloy layer having zinc amount of 20 mg/m2 to 1,000 mg/m2; and the copper foil contains one or two or more of small amount elements selected from carbon, sulfur, chlorine and nitrogen, and a sum amount thereof is 100 ppm or more is adopted.Type: ApplicationFiled: November 22, 2011Publication date: November 7, 2013Applicant: MITSUI MINING & SMELTING CO., LTD.Inventors: Shinichi Obata, Shinya Hiraoka, Fumiaki Hosokoshi, Ayumu Tateoka, Hideaki Matsushima, Koichi Miyake, Sakiko Tomonaga, Tomoyuki Maeda
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Publication number: 20130288122Abstract: A copper foil for a negative electrode current collector of a lithium ion secondary battery enables prevention of deformation of the current collector even if the charge/discharge operation is repeatedly carried out. In a copper foil for a negative electrode current collector of a lithium ion secondary battery, a 10 mm wide test specimen composed of the copper foil is subjected to a tensile test, a maximum strain loaded on the copper foil is 30 N or higher in a region where “Value L” represented by the following expression is 0.Type: ApplicationFiled: November 8, 2011Publication date: October 31, 2013Applicant: MITSUI MINING & SMELTING CO., LTD.Inventors: Hideaki Matsushima, Sakiko Tomonaga, Koichi Miyake