Patents by Inventor Yuto SHIGA
Yuto SHIGA 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: 10643781Abstract: A multilayer coil component includes an element body, a coil disposed in the element body, and an external electrode disposed in the element body and electrically connected to the coil. The element body includes a principal surface that is a mounting surface, and an end surface positioned adjacent to the principal surface and extending in a direction crossing to the principal surface. The external electrode includes an underlying metal layer and a conductive resin layer. The underlying metal layer is formed on the principal surface and the end surface. The conductive resin layer is formed to cover the underlying metal layer. A thickness of the conductive resin layer at an end positioned above the principal surface of the underlying metal layer is equal to or greater than 50% of a maximum thickness of a portion positioned above the principal surface of the conductive resin layer.Type: GrantFiled: May 18, 2017Date of Patent: May 5, 2020Assignee: TDK CORPORATIONInventors: Masashi Shimoyasu, Shinichi Sato, Seiichi Nakagawa, Mamoru Kawauchi, Shigetoshi Kinouchi, Mitsuru Ito, Yuto Shiga
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Publication number: 20200098507Abstract: A multilayer coil component includes an element body including a plurality of laminated insulator layers, and a coil disposed in the element body. The coil includes a first coil conductor having a first inner diameter, a second coil conductor having a second inner diameter smaller than the first inner diameter, and a connection conductor connecting the first coil conductor and the second coil conductor. The second coil conductor is adjacent to the first coil conductor in a direction in which the plurality of insulator layers are laminated. The connection conductor has a shape along the first coil conductor and the second coil conductor.Type: ApplicationFiled: September 19, 2019Publication date: March 26, 2020Applicant: TDK CORPORATIONInventors: Yuto SHIGA, Hajime KATO, Kazuya TOBITA, Youichi KAZUTA, Noriaki HAMACHI, Makoto YOSHINO
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Publication number: 20200066431Abstract: An electronic component includes an element provided with a recess, a mounting conductor disposed in the recess, and an internal conductor disposed inside the element and connected to the mounting conductor. A first region includes a first surface. A second region includes a third surface connecting a second surface and the first surface. The second surface and the third surface overlap with the first surface as viewed in a direction in which the first surface and the second surface face each other. The internal conductor is connected to the second region away from a connection portion between the first surface and the third surface.Type: ApplicationFiled: August 12, 2019Publication date: February 27, 2020Applicant: TDK CORPORATIONInventors: Yuto SHIGA, Hajime KATO, Kazuya TOBITA, Youichi KAZUTA, Noriaki HAMACHI, Makoto YOSHINO
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Publication number: 20190348214Abstract: In a multilayer coil component 1, a coil 7 includes a first connection part 22a and a second connection part 26a, the first connection part 22a is connected to one end part of the coil 7, which part is placed on a side of one principal surface 2c, and is arranged in an identical dielectric layer 6 with a conductor 22 included in the one end part, the second connection part 26a is connected to the other end part of the coil 7, which part is placed on a side of the other principal surface 2d, and is arranged in an identical dielectric layer 6 with a conductor 26 included in the other end part, and recessed parts 8a and 8b and recessed parts 9a and 9b are respectively provided in the first terminal electrode 4 and the second terminal electrode 5 in the element body 2.Type: ApplicationFiled: April 25, 2019Publication date: November 14, 2019Applicant: TDK CORPORATIONInventors: Kazuya TOBITA, Hajime KATO, Makoto YOSHINO, Youichi KAZUTA, Yuto SHIGA, Noriaki HAMACHI
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Publication number: 20190333686Abstract: A multilayer coil component includes an element assembly that has a first surface and second surfaces and extending in a direction orthogonal to the first surface, and terminal electrodes that has first electrode parts extending in a direction orthogonal to the first surface along the second surfaces. At least a portion of the first electrode parts of the terminal electrodes is disposed inside the element assembly. The element assembly is present between imaginary lines extending in a direction parallel to the first surface toward the second surfaces from a position farthest from the first surface in a direction orthogonal to the first surface in the first electrode parts positioned inside the element assembly and the first surface.Type: ApplicationFiled: April 23, 2019Publication date: October 31, 2019Applicant: TDK CORPORATIONInventors: Youichi KAZUTA, Hajime KATO, Makoto YOSHINO, Kazuya TOBITA, Yuto SHIGA, Noriaki HAMACHI
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Publication number: 20190237239Abstract: A laminated coil component 1 includes an element body 2, a coil 8 disposed in the element body 2, and a first external electrode 4 and a second external electrode 5, and at least a part of the coil 8 is disposed in a first region A1 and a second region A2 when seen in a facing direction of the pair of side surfaces 2e and 2f, and the coil 8 is not disposed in a third region A3 and a fourth region A4 when seen in the facing direction of the pair of side surfaces 2e and 2f.Type: ApplicationFiled: January 16, 2019Publication date: August 1, 2019Applicant: TDK CORPORATIONInventors: Hajime KATO, Satoru OKAMOTO, Masahiro KATO, Makoto YOSHINO, Kazuya TOBITA, Yuto SHIGA, Youichi KAZUTA, Noriaki HAMACHI
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Publication number: 20190043655Abstract: A laminated coil component includes an element body, a coil, and a pair of conductors. The pair of conductors is disposed on the element body. Each of the pair of conductors has an L shape when viewed from the third direction. Each of the pair of conductors includes a first conductor portion and a second conductor portion. The first conductor portion is disposed on one of first side faces. The second conductor portion is disposed on a pair of end faces. The coil includes a first coil portion and a second coil portion. The first coil portion includes a first straight portion and a pair of second straight portions. The pair of second straight portions is connected to both ends of the first straight portion. The second coil portion is curved as a whole.Type: ApplicationFiled: July 26, 2018Publication date: February 7, 2019Applicant: TDK CORPORATIONInventors: Hajime KATO, Yuto SHIGA, Kazuya TOBITA, Youichi KAZUTA, Yuya ISHIMA, Satoru OKAMOTO, Shunji AOKI
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Publication number: 20190006084Abstract: A laminated electronic component includes an element body and a conductor. The element body is formed by laminating a plurality of element-body layers. The element body has a first face, a second face, and a pair of third faces. The conductor is disposed on the element body and has an L shape. The conductor has an exposed face exposed on the first face and the second face. The exposed face includes a plurality of divided regions divided by the element body. The length of each divided region in a dividing direction is longer than a distance with which the plurality of divided regions is separated from each other and longer than a distance with which the exposed face and the pair of third faces are separated from each other.Type: ApplicationFiled: June 28, 2018Publication date: January 3, 2019Applicant: TDK CORPORATIONInventors: Yuto SHIGA, Hajime KATO, Kazuya TOBITA, Youichi KAZUTA, Yuya ISHIMA, Satoru OKAMOTO, Shunji AOKI
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Publication number: 20180342341Abstract: A laminated electronic component includes an element body and a pair of conductors. The element body is formed by laminating a plurality of element-body layers in a first direction. The pair of conductors is formed by laminating a plurality of conductor layers in the first direction. The pair of conductors is provided to the element body in such a way as to be separated from each other in a second direction orthogonal to the first direction. At a cross section orthogonal to the first direction, the pair of conductors has an uneven portion and the element body has an uneven portion engaged with the uneven portion of the pair of conductors.Type: ApplicationFiled: May 24, 2018Publication date: November 29, 2018Applicant: TDK CORPORATIONInventors: Shunji AOKI, Yuya ISHIMA, Hajime KATO, Yuto SHIGA, Kazuya TOBITA, Youichi KAZUTA, Satoru OKAMOTO
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Publication number: 20180286566Abstract: An electronic component includes an element body, a conductor, and a plated electrode layer. The element body includes a first outer surface provided with a first recess. The conductor includes a first conductor portion. The first conductor portion is disposed in the first recess and includes a first face opposed to a bottom face of the first recess and a second face opposed to the first face. The plated electrode layer includes a first plating portion covering the second face. The second face includes a first slope inclined with respect to the first outer surface in such a way as to be recessed toward the bottom face side of the first recess from the first outer surface.Type: ApplicationFiled: March 29, 2018Publication date: October 4, 2018Applicant: TDK CORPORATIONInventors: Shunji AOKI, Yuya ISHIMA, Makoto TAKAHASHI, Shougo OKAMOTO, Takafumi TAKAHASHI, Hajime KATO, Yuto SHIGA
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Publication number: 20180240591Abstract: An electronic component includes an element provided with a first recess, and a mounting conductor including a first conductor portion disposed in the first recess. The first conductor portion has a first face opposed to a bottom face of the first recess, a second face opposed to the first face, and a third face connecting the first face and the second face. The third face has a region overlapping with the second face as viewed from an opposing direction of the bottom face of the first recess and the first face.Type: ApplicationFiled: February 9, 2018Publication date: August 23, 2018Applicant: TDK CORPORATIONInventors: Yuya ISHIMA, Yasushi MATSUYAMA, Yuto SHIGA, Shunji AOKI, Shinichi KONDO
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Publication number: 20170345553Abstract: A multilayer coil component includes an element body, a coil disposed in the element body, and an external electrode disposed in the element body and electrically connected to the coil. The element body includes a principal surface that is a mounting surface, and an end surface positioned adjacent to the principal surface and extending in a direction crossing to the principal surface. The external electrode includes an underlying metal layer and a conductive resin layer. The underlying metal layer is formed on the principal surface and the end surface. The conductive resin layer is formed to cover the underlying metal layer. A thickness of the conductive resin layer at an end positioned above the principal surface of the underlying metal layer is equal to or greater than 50% of a maximum thickness of a portion positioned above the principal surface of the conductive resin layer.Type: ApplicationFiled: May 18, 2017Publication date: November 30, 2017Applicant: TDK CORPORATIONInventors: Masashi SHIMOYASU, Shinichi SATO, Seiichi NAKAGAWA, Mamoru KAWAUCHI, Shigetoshi KINOUCHI, Mitsuru ITO, Yuto SHIGA