Patents by Inventor Kosuke Ishida
Kosuke Ishida 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: 20180047491Abstract: In an electronic component, a primary coil is electrically connected between a first outer electrode and a fourth outer electrode, a secondary coil is electrically connected between a second outer electrode and a fifth outer electrode, a tertiary coil is electrically connected between a third outer electrode and a sixth outer electrode, and a first inter-layer connection conductor, a second inter-layer connection conductor, and a third inter-layer connection conductor are electrically connected to the end portions at an inner side of a first coil conductor layer, a second coil conductor layer, and a third coil conductor layer, respectively. The first inter-layer connection conductor, the second inter-layer connection conductor, and the third inter-layer connection conductor are not positioned at one side of a second perpendicular direction, compared with a magnetic core, when viewed from a laminating direction.Type: ApplicationFiled: July 19, 2017Publication date: February 15, 2018Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Mizuho KATSUTA, Kosuke ISHIDA, Jun KARINO
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Publication number: 20180012698Abstract: An electronic component includes a body, a first inductor, and a low expansion portion. The body includes a laminated body including a plurality of insulating layers laminated in a lamination direction. The insulating layers contain a first resin as a material. The first inductor includes a first inductor conductor layer that adjoins one of the insulating layers. The low expansion portion has a coefficient of linear expansion lower than a coefficient of linear expansion of the plurality of insulating layers. The low expansion portion contains a second resin as a material. At least part of the low expansion portion is embedded in the laminated body. The second resin has a coefficient of linear expansion that is lower than a coefficient of linear expansion of the first resin.Type: ApplicationFiled: June 2, 2017Publication date: January 11, 2018Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Yoichi NAKATSUJI, Kosuke ISHIDA, Mizuho KATSUTA
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Patent number: 9865388Abstract: An electronic component includes a main body formed from an insulative material, coil conductors, outer electrodes provided on a surface of the main body, and outer pads. Each coil conductor is constituted by a spiral-shaped coil portion and a lead portion connected to the coil portion and extending linearly. The outer pads connect the lead portions to the outer electrodes. At a contact point that connects one of the coil portions to their corresponding one of the lead portions, an angle formed by the coil portion and the lead portion is an obtuse angle.Type: GrantFiled: February 24, 2016Date of Patent: January 9, 2018Assignee: Murata Manufacturing Co., Ltd.Inventors: Kosuke Ishida, Sayaka Sekiguchi, Masaki Kitajima
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Publication number: 20170352475Abstract: An electronic component having an electric element including a coil, a magnetic layer covering at least a portion of the electric element, a plurality of external terminals electrically connected to the electric element and embedded in the magnetic layer to be partially exposed from one surface of the magnetic layer, and a nonmagnetic layer embedded in the magnetic layer. The plurality of external terminals include at least one or more first external terminals. The first external terminals are surrounded by the nonmagnetic layer when viewed from the one surface side of the magnetic layer.Type: ApplicationFiled: May 17, 2017Publication date: December 7, 2017Applicant: Murata Manufacturing Co., Ltd.Inventor: Kosuke ISHIDA
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Publication number: 20170309396Abstract: An electronic component includes a first outer electrode, a second outer electrode, a third outer electrode, and a fourth outer electrode which are provided to correspond to four corners of a second main surface; a fifth outer electrode which is provided on the second main surface; a multilayer body; a first inductor which includes a first end portion and a second end portion; and a first surface mounted electronic component which is mounted on the multilayer body and which includes a sixth outer electrode and a seventh outer electrode. The first end portion is electrically connected to the first outer electrode. The second end portion is electrically connected to the second outer electrode and the sixth outer electrode. The seventh outer electrode is electrically connected to the fifth outer electrode.Type: ApplicationFiled: March 6, 2017Publication date: October 26, 2017Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Kosuke ISHIDA, Katsufumi SASAKI
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Publication number: 20170301460Abstract: An electronic component includes a first inductor which is provided on a first direction side relative to a first main surface, which includes one or more first inductor conductive layers having substantially a spiral shape when viewed from the first direction side, and which includes a first end portion and a second end portion; a first outer electrode and a second outer electrode provided on a surface different from the first main surface of a substrate; and a first surface mounted electronic component which is provided on the first direction side relative to the first inductor, which overlaps the first inductor when viewed from the first direction side, and which includes a third outer electrode and a fourth outer electrode.Type: ApplicationFiled: March 6, 2017Publication date: October 19, 2017Applicant: MURATA MANUFACTURING CO., LTD.Inventor: Kosuke ISHIDA
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Patent number: 9711270Abstract: A common mode choke coil as an electronic component includes a laminate. The laminate includes insulating layers stacked in a thickness direction and has a recess sinking in a stacking direction of the insulating layers. The laminate includes at least one coil conductor therein. The recess is filled with a magnetic resin material. The magnetic resin material is formed of a magnetic powder-containing resin that is a mixture of a soft magnetic metal powder and a thermosetting resin. The soft magnetic metal powder has an average particle size of 12 ?m or less. The magnetic powder-containing resin contains 65 vol % or more and 85 vol % or less of the soft magnetic metal powder.Type: GrantFiled: February 18, 2016Date of Patent: July 18, 2017Assignee: Murata Manufacturing Co., Ltd.Inventors: Hiroshi Marusawa, Takaomi Toi, Kosuke Ishida, Mizuho Katsuta
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Publication number: 20170169936Abstract: An electronic component includes a first ceramic substrate having a first principal surface on the upper side and a second principal surface on the lower side, a multilayer body constituted by a plurality of insulator layers each made of a material containing resin and laminated on the first principal surface, a first coil disposed in and/or on the multilayer body, a first relay conductor connected to the first coil, and a first outer electrode disposed on the first ceramic substrate and electrically connected to the first relay conductor. The plurality of insulator layers include one or more first insulator layers in each of which a first corner has a shape cut away as a first cut-away portion, the first relay conductor is disposed in the first cut-away portion, and the plurality of insulator layers include a second insulator layer that is contacted with the first relay conductor from below.Type: ApplicationFiled: December 7, 2016Publication date: June 15, 2017Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Kosuke ISHIDA, Mizuho KATSUTA, Jun KARINO, Yoichi NAKATSUJI
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Publication number: 20170125159Abstract: An electronic component includes a primary coil including n primary coil conductor layers and a parallel primary coil conductor layer, and secondary and tertiary coils including respectively n secondary and tertiary coil conductor layers. Respective ones of the primary, secondary and tertiary coil conductor layers are arrayed alternately in this order from one side toward other side in laminating direction. The parallel primary coil conductor layer is electrically connected to a predetermined primary coil conductor layer, has the substantially same shape as the predetermined primary coil conductor layer in a plan view, and is disposed on the other side in the laminating direction relative to the tertiary coil conductor layer disposed at a farthest position on the other side in the laminating direction.Type: ApplicationFiled: October 19, 2016Publication date: May 4, 2017Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Jun KARINO, Mizuho KATSUTA, Kosuke ISHIDA
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Publication number: 20170125154Abstract: An electronic component includes a multilayer body constituted by insulator layers that are laminated in a laminating direction, a primary coil including one or more primary coil conductor layers, a secondary coil including one or more secondary coil conductor layers, and a tertiary coil including one or more tertiary coil conductor layers. The primary coil conductor layers, the secondary coil conductor layers, and the tertiary coil conductor layers are arrayed in the laminating direction. The primary coil, the secondary coil, and tertiary coil constitute a common mode filter, and intervals between two among the one or more primary coil conductor layers, the one or more secondary coil conductor layers, and the one or more tertiary coil conductor layers, every two of those being adjacent to each other in the laminating direction, are not even.Type: ApplicationFiled: October 19, 2016Publication date: May 4, 2017Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Jun KARINO, Mizuho KATSUTA, Kosuke ISHIDA
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Patent number: 9431163Abstract: A transformer includes a first coil spiraling inwardly in a second direction. A second coil spirals along the first coil on the outside relative to the first coil. First and second external electrodes are provided in third and fourth directions relative to a first line passing through a gravity center of the first coil and an outer end thereof, respectively, the third direction being perpendicular to the first line, and the fourth direction being opposite thereto. First and second lead-out conductors are connected to the outer end of the first and the second coil, respectively, and electrically connected to the first and the second external electrodes, respectively. Both coils spiral along each other throughout their lengths. By spiraling in the second direction, the first coil is, at the outer end, oriented in a fourth direction.Type: GrantFiled: January 7, 2014Date of Patent: August 30, 2016Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Sayaka Sekiguchi, Kosuke Ishida
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Publication number: 20160247623Abstract: A common mode choke coil as an electronic component includes a laminate. The laminate includes insulating layers stacked in a thickness direction and has a recess sinking in a stacking direction of the insulating layers. The laminate includes at least one coil conductor therein. The recess is filled with a magnetic resin material. The magnetic resin material is formed of a magnetic powder-containing resin that is a mixture of a soft magnetic metal powder and a thermosetting resin. The soft magnetic metal powder has an average particle size of 12 ?m or less. The magnetic powder-containing resin contains 65 vol % or more and 85 vol % or less of the soft magnetic metal powder.Type: ApplicationFiled: February 18, 2016Publication date: August 25, 2016Applicant: Murata Manufacturing Co., Ltd.Inventors: Hiroshi MARUSAWA, Takaomi TOI, Kosuke ISHIDA, Mizuho KATSUTA
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Publication number: 20160172100Abstract: An electronic component includes a main body formed from an insulative material, coil conductors, outer electrodes provided on a surface of the main body, and outer pads. Each coil conductor is constituted by a spiral-shaped coil portion and a lead portion connected to the coil portion and extending linearly. The outer pads connect the lead portions to the outer electrodes. At a contact point that connects one of the coil portions to their corresponding one of the lead portions, an angle formed by the coil portion and the lead portion is an obtuse angle.Type: ApplicationFiled: February 24, 2016Publication date: June 16, 2016Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Kosuke ISHIDA, Sayaka SEKIGUCHI, Masaki KITAJIMA
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Patent number: 9165706Abstract: A coil component is provided with a first magnetic substrate, a laminate body, and a second magnetic substrate. A coil is formed inside the laminate body. In the coil, a plurality of coil patterns provided on one surface of an insulation layer and a plurality of coil patterns provided on the other surface of the insulation layer are connected at multiple locations through vias. The coil patterns are configured in such a manner that a portion which is in contact with each via has a wider width widened with equal size from the center of a coil pattern to both sides thereof in the width direction, and a portion which is adjacent to the portion having the wider width across a gap has a narrower width(s) narrowed with equal size from the center of the coil pattern to both sides thereof in the width direction.Type: GrantFiled: June 5, 2014Date of Patent: October 20, 2015Assignee: Murata Manufacturing Co., Ltd.Inventors: Kosuke Ishida, Kiyotaka Nishi
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Publication number: 20140285307Abstract: A coil component is provided with a first magnetic substrate, a laminate body, and a second magnetic substrate. A coil is formed inside the laminate body. In the coil, a plurality of coil patterns provided on one surface of an insulation layer and a plurality of coil patterns provided on the other surface of the insulation layer are connected at multiple locations through vias. The coil patterns are configured in such a manner that a portion which is in contact with each via has a wider width widened with equal size from the center of a coil pattern to both sides thereof in the width direction, and a portion which is adjacent to the portion having the wider width across a gap has a narrower width (s) narrowed with equal size from the center of the coil pattern to both sides thereof in the width direction.Type: ApplicationFiled: June 5, 2014Publication date: September 25, 2014Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Kosuke ISHIDA, Kiyotaka NISHI
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Publication number: 20140225699Abstract: A transformer includes a first coil spiraling inwardly in a second direction. A second coil spirals along the first coil on the outside relative to the first coil. First and second external electrodes are provided in third and fourth directions relative to a first line passing through a gravity center of the first coil and an outer end thereof, respectively, the third direction being perpendicular to the first line, and the fourth direction being opposite thereto. First and second lead-out conductors are connected to the outer end of the first and the second coil, respectively, and electrically connected to the first and the second external electrodes, respectively. Both coils spiral along each other throughout their lengths. By spiraling in the second direction, the first coil is, at the outer end, oriented in a fourth direction.Type: ApplicationFiled: January 7, 2014Publication date: August 14, 2014Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Sayaka SEKIGUCHI, Kosuke ISHIDA
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Patent number: 7772956Abstract: A multilayer transformer component includes a chip body including a primary-side coil and a secondary-side coil, and first to fourth external electrodes. The primary-side coil includes a body portion, a first lead, and a second lead, and the secondary-side coil includes a body portion, a third lead, and a fourth lead. A first projection and a second projection of each body portion are arranged to lie substantially on a linear line. The first lead and the fourth lead are arranged to be line-symmetrical with respect to a center line which is arranged at an approximate center between respective distal ends of the first projection and the second projection, and which is perpendicular or substantially perpendicular to an overlying direction of the primary-side and secondary-side coils. The second lead and the third lead are also arranged to be line-symmetrical with respect to the center line.Type: GrantFiled: June 12, 2009Date of Patent: August 10, 2010Assignee: Murata Manufacturing Co., Ltd.Inventors: Takaomi Toi, Kosuke Ishida, Daisuke Ishide, Kazuhide Kudo
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Publication number: 20090243777Abstract: A multilayer transformer component includes a chip body including a primary-side coil and a secondary-side coil, and first to fourth external electrodes. The primary-side coil includes a body portion, a first lead, and a second lead, and the secondary-side coil includes a body portion, a third lead, and a fourth lead. A first projection and a second projection of each body portion are arranged to lie substantially on a linear line. The first lead and the fourth lead are arranged to be line-symmetrical with respect to a center line which is arranged at an approximate center between respective distal ends of the first projection and the second projection, and which is perpendicular or substantially perpendicular to an overlying direction of the primary-side and secondary-side coils. The second lead and the third lead are also arranged to be line-symmetrical with respect to the center line.Type: ApplicationFiled: June 12, 2009Publication date: October 1, 2009Applicant: Murata Manufacturing Co., Ltd.Inventors: Takaomi TOI, Kosuke ISHIDA, Daisuke ISHIDE, Kazuhide KUDO
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Patent number: 7579923Abstract: A laminated balun transformer that may be used for lines having various impedances includes a first magnetic substrate, a laminated body, a second magnetic substrate, and external electrodes. The laminated body includes a first transformer, a second transformer, and an insulator that covers the first and second transformers. The first transformer includes a primary coil and a secondary coil. The second transformer includes a primary coil and a secondary coil. The line width of the primary coil of the first transformer is set so as to decrease from the side of the internal electrode towards the side of the internal electrode. The line width of the secondary coil of the second transformer is also set so as to decrease from the side of the internal electrode towards the side of the internal electrode.Type: GrantFiled: November 25, 2008Date of Patent: August 25, 2009Assignee: Murata Manufacturing Co., Ltd.Inventor: Kosuke Ishida
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Publication number: 20090072923Abstract: A laminated balun transformer that may be used for lines having various impedances includes a first magnetic substrate, a laminated body, a second magnetic substrate, and external electrodes. The laminated body includes a first transformer, a second transformer, and an insulator that covers the first and second transformers. The first transformer includes a primary coil and a secondary coil. The second transformer includes a primary coil and a secondary coil. The line width of the primary coil of the first transformer is set so as to decrease from the side of the internal electrode towards the side of the internal electrode. The line width of the secondary coil of the second transformer is also set so as to decrease from the side of the internal electrode towards the side of the internal electrode.Type: ApplicationFiled: November 25, 2008Publication date: March 19, 2009Applicant: MURATA MANUFACTURING CO., LTD.Inventor: Kosuke Ishida