Patents by Inventor Shinya Onodera
Shinya Onodera 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: 20220084753Abstract: An element body includes a principal surface arranged to constitute a mounting surface and a first side surface adjacent to the principal surface. An external electrode includes a first electrode portion disposed on the principal surface and a second electrode portion disposed on the first side surface. The first electrode portion includes a sintered metal layer, a conductive resin layer formed on the sintered metal layer, and a plating layer formed on the conductive resin layer. The second electrode portion includes a first region and a second region. The first region includes a sintered metal layer and a plating layer formed on the sintered metal layer. The second region includes a sintered metal layer, a conductive resin layer formed on the sintered metal layer, and a plating layer formed on the conductive resin layer. The second region is located closer to the principal surface than the first region.Type: ApplicationFiled: November 10, 2021Publication date: March 17, 2022Applicant: TDK CORPORATIONInventors: Shinya ONODERA, Koki ITO, Hideki KANEKO
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Patent number: 11264172Abstract: An element body includes a principal surface arranged to constitute a mounting surface and a first side surface adjacent to the principal surface. An external electrode includes a first electrode portion disposed on the principal surface and a second electrode portion disposed on the first side surface. The first electrode portion includes a sintered metal layer, a conductive resin layer formed on the sintered metal layer, and a plating layer formed on the conductive resin layer. The second electrode portion includes a first region and a second region. The first region includes a sintered metal layer and a plating layer formed on the sintered metal layer. The second region includes a sintered metal layer, a conductive resin layer formed on the sintered metal layer, and a plating layer formed on the conductive resin layer. The second region is located closer to the principal surface than the first region.Type: GrantFiled: September 20, 2017Date of Patent: March 1, 2022Assignee: TDK CORPORATIONInventors: Shinya Onodera, Koki Ito, Hideki Kaneko
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Patent number: 11264171Abstract: A conductive resin layer includes a first region positioned on the end surface, a second region positioned on the side surface, and a third region positioned on a ridge portion between the end surface and the side surface. In a case where a maximum thickness of the first region is T1 (?m) and a maximum thickness of the second region is T2 (?m), the maximum thickness T1 and the maximum thickness T2 satisfy a relation of T2/T1?0.11. In a cross-section along a thickness direction of the first region, a total area of voids in the first region is in a range of 5.0 to 36.0% of an area of the first region. In a cross-section along a thickness direction of the second region, a total area of voids in the second region is in the range of 5.0 to 36.0% of an area of the second region.Type: GrantFiled: August 6, 2020Date of Patent: March 1, 2022Assignee: TDK CORPORATIONInventors: Yuichi Nagai, Takehisa Tamura, Shinya Onodera, Ken Morita, Atsushi Takeda
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Patent number: 11232910Abstract: An element body includes a principal surface arranged to constitute a mounting surface and a first side surface adjacent to the principal surface. An external electrode includes a first electrode portion disposed on the principal surface and a second electrode portion disposed on the first side surface. The first electrode portion includes a sintered metal layer, a conductive resin layer formed on the sintered metal layer, and a plating layer formed on the conductive resin layer. The second electrode portion includes a first region and a second region. The first region includes a sintered metal layer and a plating layer formed on the sintered metal layer. The second region includes a sintered metal layer, a conductive resin layer formed on the sintered metal layer, and a plating layer formed on the conductive resin layer. The second region is located closer to the principal surface than the first region.Type: GrantFiled: September 20, 2017Date of Patent: January 25, 2022Assignee: TDK CORPORATIONInventors: Shinya Onodera, Koki Ito, Hideki Kaneko
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Patent number: 11217391Abstract: An electronic component includes an element body and an external electrode disposed on the element body. The element body includes a principal surface arranged to constitute a mounting surface and an end surface adjacent to the principal surface. The external electrode includes a conductive resin layer disposed to continuously cover a part of the principal surface and a part of the end surface, and a plating layer covering the conductive resin layer. The conductive resin layer includes a first region positioned on the end surface and a second region positioned on the principal surface. A maximum thickness of the second region is larger than a maximum thickness of the first region.Type: GrantFiled: March 16, 2020Date of Patent: January 4, 2022Assignee: TDK CORPORATIONInventors: Yuichi Nagai, Atsushi Takeda, Takehisa Tamura, Shinya Onodera
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Publication number: 20210398747Abstract: An electronic component includes an element body and an external electrode disposed on the element body. The external electrode includes a conductive resin layer and a plating layer disposed on the conductive resin layer. The conductive resin layer includes a surface partially provided with a resin lump including an electrically insulating resin. The resin lump includes a surface exposed from the plating layer.Type: ApplicationFiled: May 26, 2021Publication date: December 23, 2021Applicant: TDK CORPORATIONInventor: Shinya ONODERA
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Patent number: 11152154Abstract: An electronic component includes an element body and an external electrode. The element body includes a side surface and an end surface. The external electrode includes a conductive resin layer disposed over the side surface and the end surface. The conductive resin layer includes a first region positioned on the end surface, a second region positioned on the side surface, and a third region positioned on a ridge portion between the end surface and the side surface. In a case where a maximum thickness of the first region is T1 (?m), a maximum thickness of the second region is T2 (?m), and a minimum thickness of the third region is T3 (?m), the maximum thickness T1 and the maximum thickness T2 satisfy a relation of T2/T1?0.11, and the maximum thickness T1 and the minimum thickness T3 satisfy a relation of T3/T1?0.11.Type: GrantFiled: March 16, 2020Date of Patent: October 19, 2021Assignee: TDK CORPORATIONInventors: Yuichi Nagai, Atsushi Takeda, Takehisa Tamura, Shinya Onodera
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Patent number: 11094465Abstract: An element body of a rectangular parallelepiped shape includes a principal surface arranged to constitute a mounting surface, a pair of side surfaces opposing each other and adjacent to the principal surface, and a pair of end surfaces opposing each other and adjacent to the principal surface and the pair of side surfaces. An external electrode includes a sintered metal layer disposed on an end portion of the element body, and a conductive resin layer including a portion positioned on the principal surface and a portion positioned on the sintered metal layer. An end edge of the sintered metal layer is positioned closer to the end surface than a maximum thickness position of the portion positioned on the principal surface. A thickness of the conductive resin layer gradually decreases from the maximum thickness position to the portion positioned on the sintered metal layer.Type: GrantFiled: January 17, 2019Date of Patent: August 17, 2021Assignee: TDK CORPORATIONInventors: Shinya Onodera, Takehisa Tamura, Ken Morita
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Patent number: 11011310Abstract: An element body of a rectangular parallelepiped shape includes a first principal surface arranged to constitute a mounting surface, a second principal surface opposing the first principal surface in a first direction, a pair of side surfaces opposing each other in a second direction, and a pair of end surfaces opposing each other in a third direction. An external electrode is disposed on the element body. The external electrode includes a conductive resin layer. The conductive resin layer continuously covers one part of the first principal surface, one part of the end surface, and one part of each of the pair of side surfaces. A length of the conductive resin layer in the first direction is smaller than a length of the conductive resin layer in the third direction.Type: GrantFiled: January 17, 2019Date of Patent: May 18, 2021Assignee: TDK CORPORATIONInventors: Shinya Onodera, Takehisa Tamura, Ken Morita
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Publication number: 20210125783Abstract: An element body includes a principal surface arranged to constitute a mounting surface and a first side surface adjacent to the principal surface. An external electrode includes a first electrode portion disposed on the principal surface and a second electrode portion disposed on the first side surface. The first electrode portion includes a sintered metal layer, a conductive resin layer formed on the sintered metal layer, and a plating layer formed on the conductive resin layer. The second electrode portion includes a first region and a second region. The first region includes a sintered metal layer and a plating layer formed on the sintered metal layer. The second region includes a sintered metal layer, a conductive resin layer formed on the sintered metal layer, and a plating layer formed on the conductive resin layer. The second region is located closer to the principal surface than the first region.Type: ApplicationFiled: September 20, 2017Publication date: April 29, 2021Applicant: TDK CORPORATIONInventors: Shinya ONODERA, Koki ITO, Hideki KANEKO
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Patent number: 10971306Abstract: An element body of a rectangular parallelepiped shape includes a first principal surface arranged to constitute a mounting surface, a second principal surface opposing the first principal surface in a first direction, a pair of side surfaces opposing each other in a second direction, and a pair of end surfaces opposing each other in a third direction. An external electrode is disposed on the element body. The external electrode includes a conductive resin layer. The conductive resin layer continuously covers one part of the first principal surface, one part of the end surface, and one part of each of the pair of side surfaces. A length of the conductive resin layer in the third direction is smaller than a length of the conductive resin layer in the first direction.Type: GrantFiled: January 17, 2019Date of Patent: April 6, 2021Assignee: TDK CORPORATIONInventors: Shinya Onodera, Takehisa Tamura, Ken Morita
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Patent number: 10964479Abstract: An electronic component includes an element body and an external electrode disposed on the element body. The external electrode includes a sintered metal layer, a conductive resin layer disposed on the sintered metal layer, and a solder plating layer arranged to constitute an outermost layer of the external electrode. A space exists in the conductive resin layer or between the conductive resin layer and the sintered metal layer. A first maximum length of the space in a thickness direction of the conductive resin layer is shorter than a second maximum length of the space in a direction orthogonal to the thickness direction of the conductive resin layer.Type: GrantFiled: December 23, 2019Date of Patent: March 30, 2021Assignee: TDK CORPORATIONInventors: Shinya Onodera, Takehisa Tamura, Atsushi Takeda, Yuichi Nagai
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Patent number: 10937596Abstract: An electronic component includes an element body including a plurality of side surfaces adjacent to each other, and an external electrode disposed on the plurality of side surfaces. The external electrode includes a conductive resin layer in which a plurality of gaps exists and a plating layer disposed on the conductive resin layer. A clearance communicating with the plurality of gaps exists between an end edge of the plating layer and the element body. The conductive resin layer includes a first portion located on one side surface of the plurality of side surfaces and a second portion located on another side surface of the plurality of side surfaces. An existence ratio of the gaps in the first portion is greater than an existence ratio of the gaps in the second portion.Type: GrantFiled: January 23, 2020Date of Patent: March 2, 2021Assignee: TDK CORPORATIONInventors: Shinya Onodera, Takehisa Tamura, Ken Morita
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Publication number: 20210043385Abstract: A conductive resin layer includes a first region positioned on the end surface, a second region positioned on the side surface, and a third region positioned on a ridge portion between the end surface and the side surface. In a case where a maximum thickness of the first region is T1 (?m) and a maximum thickness of the second region is T2 (?m), the maximum thickness T1 and the maximum thickness T2 satisfy a relation of T2/T1?0.11. In a cross-section along a thickness direction of the first region, a total area of voids in the first region is in a range of 5.0 to 36.0% of an area of the first region. In a cross-section along a thickness direction of the second region, a total area of voids in the second region is in the range of 5.0 to 36.0% of an area of the second region.Type: ApplicationFiled: August 6, 2020Publication date: February 11, 2021Applicant: TDK CORPORATIONInventors: Yuichi NAGAI, Takehisa TAMURA, Shinya ONODERA, Ken MORITA, Atsushi TAKEDA
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Publication number: 20210043378Abstract: A conductive resin layer includes a first region positioned on the end surface, a second region positioned on the side surface, and a third region positioned on a ridge portion between the end surface and the side surface. In a case where a maximum thickness of the first region is T (?m) and a maximum thickness of the second region is T2 (?m), the maximum thickness T1 and the maximum thickness T2 satisfy a relation of T2/T1>0.11. In a cross-section along a thickness direction of the third region, a total area of the voids in the third region is in a range of 3.0 to 11.0% of an area of the third region.Type: ApplicationFiled: August 6, 2020Publication date: February 11, 2021Applicant: TDK CORPORATIONInventors: Yuichi NAGAI, Takehisa TAMURA, Shinya ONODERA, Ken MORITA, Atsushi TAKEDA
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Patent number: 10818431Abstract: An element body of a rectangular parallelepiped shape includes a first principle surface arranged to constitute a mounting surface, a second principle surface opposing the first principle surface in a first direction, a pair of side surfaces opposing each other in a second direction, and a pair of end surfaces opposing each other in a third direction. An external electrode is disposed at an end portion of the element body in the third direction. The external electrode includes a conductive resin layer formed on the end surface. A thickness of the conductive resin layer gradually increases from the second principle surface toward the first principle surface in the first direction. The conductive resin layer includes a thickest portion at a position near the first principle surface in the first direction.Type: GrantFiled: September 26, 2018Date of Patent: October 27, 2020Assignee: TDK CORPORATIONInventors: Shinya Onodera, Takehisa Tamura, Atsushi Takeda, Ken Morita
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Publication number: 20200312563Abstract: An electronic component includes an element body and an external electrode. The element body includes a side surface and an end surface. The external electrode includes a conductive resin layer disposed over the side surface and the end surface. The conductive resin layer includes a first region positioned on the end surface, a second region positioned on the side surface, and a third region positioned on a ridge portion between the end surface and the side surface. In a case where a maximum thickness of the first region is T1 (?m), a maximum thickness of the second region is T2 (?m), and a minimum thickness of the third region is T3 (?m), the maximum thickness T1 and the maximum thickness T2 satisfy a relation of T2/T1?0.11, and the maximum thickness T1 and the minimum thickness T3 satisfy a relation of T3/T1?0.11.Type: ApplicationFiled: March 16, 2020Publication date: October 1, 2020Applicant: TDK CORPORATIONInventors: Yuichi NAGAI, Atsushi TAKEDA, Takehisa TAMURA, Shinya ONODERA
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Publication number: 20200312551Abstract: An electronic component includes an element body and an external electrode disposed on the element body. The element body includes a principal surface arranged to constitute a mounting surface and an end surface adjacent to the principal surface. The external electrode includes a conductive resin layer disposed to continuously cover a part of the principal surface and a part of the end surface, and a plating layer covering the conductive resin layer. The conductive resin layer includes a first region positioned on the end surface and a second region positioned on the principal surface. A maximum thickness of the second region is larger than a maximum thickness of the first region.Type: ApplicationFiled: March 16, 2020Publication date: October 1, 2020Applicant: TDK CORPORATIONInventors: Yuichi NAGAI, Atsushi TAKEDA, Takehisa TAMURA, Shinya ONODERA
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Publication number: 20200312550Abstract: An electronic component includes an element body and an external electrode. The element body includes a principal surface arranged to constitute a mounting surface and an end surface adjacent to the principal surface. The external electrode includes a conductive resin layer disposed to continuously cover a part of the principal surface and a part of the end surface, and a plating layer covering the conductive resin layer. The conductive resin layer includes a first region positioned on the end surface, a second region positioned on a ridge portion between the end surface and the principal surface, and a third region positioned on the principal surface. In a case where a maximum thickness of the first region is T1 (?m) and a minimum thickness of the second region is T2 (?m), the maximum thickness T1 and the minimum thickness T2 satisfy a relation of T2/T1?0.26.Type: ApplicationFiled: March 16, 2020Publication date: October 1, 2020Applicant: TDK CORPORATIONInventors: Yuichi NAGAI, Atsushi TAKEDA, Takehisa TAMURA, Shinya ONODERA
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Patent number: 10763042Abstract: An element body of a rectangular parallelepiped shape includes a first principal surface arranged to constitute a mounting surface, a second principal surface opposing the first principal surface in a first direction, a pair of side surfaces opposing each other in a second direction, and a pair of end surfaces opposing each other in a third direction. An external electrode is disposed at an end portion of the element body in the third direction. A first length of the element body in the first direction is different from a second length of the element body in the second direction. The external electrode includes a conductive resin layer. The conductive resin layer continuously covers one part of the first principal surface, one part of the end surface, and one part of each of the pair of side surfaces.Type: GrantFiled: October 22, 2018Date of Patent: September 1, 2020Assignee: TDK CORPORATIONInventors: Shinya Onodera, Takehisa Tamura, Atsushi Takeda, Ken Morita