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1. 发明申请

US20220139630A1 CERAMIC ELECTRONIC DEVICE AND MANUFACTURING METHOD OF THE SAME 有权
公开(公告)号：US20220139630A1
公开(公告)日：2022-05-05
申请号：US17372401
申请日：2021-07-09
申请人： TAIYO YUDEN CO., LTD.
发明人： Kazuki YAMADA , Kotaro MIZUNO , Yoichi KATO , Hidetoshi MASUDA
IPC分类号： H01G4/30 , H01G4/008 , H01G4/012 , H01G4/12 , C04B35/468
摘要： A ceramic electronic device includes a multilayer chip in which a plurality of dielectric layers of which a main component is ceramic and a plurality of internal electrode layers are stacked. The plurality of internal electrode layers include Ni, Sn and Au.

2. 发明申请

US20180174754A1 MULTILAYER CERAMIC ELECTRONIC COMPONENT 审中-公开
公开(公告)号：US20180174754A1
公开(公告)日：2018-06-21
申请号：US15836730
申请日：2017-12-08
申请人： TAIYO YUDEN CO., LTD.
发明人： Shohei KITAMURA , Toru MAKINO , Kotaro MIZUNO
IPC分类号： H01G4/258 , H01G4/005 , C04B35/468 , C04B35/626 , H01G4/12
CPC分类号： H01G4/258 , B32B9/005 , C04B35/468 , C04B35/62605 , H01G4/005 , H01G4/12 , H01G4/1227 , H01G4/224 , H01G4/30
摘要： In an embodiment, a multilayer ceramic capacitor 10 includes external electrodes 12 on both of first-direction ends of a capacitor body 11. Also, groups of metal grains 13 are provided on one third-direction face and another third-direction face of the capacitor body 11. Both of the first-direction ends of the groups of metal grains 13 provided on the other third-direction face of the capacitor body 11 are covered by second parts 12c of the respective external electrodes 12, while both of the first-direction ends of the groups of metal grains 13 provided on the one third-direction face of the capacitor body 11 are covered by first parts 12b of the respective external electrodes 12. The multilayer ceramic electronic component can offer excellent heat dissipation property.

3. 发明申请

US20180061574A1 MULTILAYER CERAMIC CAPACITOR 审中-公开
公开(公告)号：US20180061574A1
公开(公告)日：2018-03-01
申请号：US15685917
申请日：2017-08-24
申请人： TAIYO YUDEN CO., LTD.
发明人： Shohei KITAMURA , Kotaro MIZUNO
IPC分类号： H01G4/258 , H01G4/012 , H01G4/248 , H01G4/33
CPC分类号： H01G4/258 , H01G4/008 , H01G4/012 , H01G4/1227 , H01G4/232 , H01G4/248 , H01G4/30 , H01G4/33
摘要： In an embodiment, a multilayer ceramic capacitor 10 has a first metal layer 14 having many holes 14a, and a second metal layer 15 having many holes 15a, with a clearance CL provided in between in the length direction, on the other height-direction side face of the capacitor body; the first metal layer 14 is partially covered by a third part 12c of a first external electrode 12, while the remainder is exposed; and the second metal layer 15 is partially covered by a third part 13c of a second external electrode 13, while the remainder is exposed. The multilayer ceramic capacitor can have excellent heat dissipation property.

4. 发明申请

US20220277897A1 CERAMIC ELECTRONIC DEVICE, POWDER MATERIAL, PASTE MATERIAL, AND MANUFACTURING METHOD OF CERAMIC ELECTRONIC DEVICE 有权
公开(公告)号：US20220277897A1
公开(公告)日：2022-09-01
申请号：US17678917
申请日：2022-02-23
申请人： TAIYO YUDEN CO., LTD.
发明人： Kotaro MIZUNO
IPC分类号： H01G4/008 , H01G4/30 , C22C19/03 , B22F1/05
摘要： A ceramic electronic device includes a multilayer chip in which each of a plurality of dielectric layers of which a main component is ceramic, and each of a plurality of internal electrode layers are alternately stacked. The plurality of internal electrode layers include Ni, S and Sn.

5. 发明申请

US20170250026A1 MULTILAYER CERAMIC CAPACITOR 审中-公开
公开(公告)号：US20170250026A1
公开(公告)日：2017-08-31
申请号：US15438610
申请日：2017-02-21
申请人： TAIYO YUDEN CO., LTD.
发明人： Kotaro MIZUNO
IPC分类号： H01G4/30 , H01G4/012 , H01G4/232 , H01G4/12
CPC分类号： H01G4/30 , H01G4/012 , H01G4/12 , H01G4/232
摘要： In an embodiment, a multilayer ceramic capacitor 10 has a capacitor body 11 having a first face f1 and a second face f2 in a length direction, a third face f3 and a fourth face f4 in a width direction, a fifth face f5 and a sixth face f6 in a height direction, and a first tapering face f5a between face f1 and face f5 and a second tapering face f5b between face f2 and face 5f; a first external electrode 12 that has a first part 12a along face f1, a second part 12b along face f5, and continuously a third part 12c along face f5a; and a second external electrode 13 that has a first part 13a along face f2, a second part 13b along face f5, and continuously a third part 13c along face f5b.

6. 发明申请

US20160284471A1 MULTILAYER CERAMIC CAPACITOR 审中-公开
标题翻译：多层陶瓷电容器
公开(公告)号：US20160284471A1
公开(公告)日：2016-09-29
申请号：US15072166
申请日：2016-03-16
申请人： TAIYO YUDEN CO., LTD.
发明人： Kotaro MIZUNO , Yukihiro KONISHI , Shohei KITAMURA , Yoichi KATO , Yusuke KOWASE , Toru MAKINO , Yoshinori TANAKA
IPC分类号： H01G4/012 , H01G4/248 , H01G4/12 , H01G4/30
CPC分类号： H01G4/30 , H01G4/0085 , H01G4/1227 , H01G4/232
摘要： A multilayer ceramic capacitor includes an element body of roughly rectangular solid shape which is constituted by dielectric layers alternately stacked with internal electrode layers having different polarities and which has a pair of principle faces, a pair of end faces, and a pair of side faces, wherein the multilayer ceramic capacitor is such that: external electrodes are formed on the pair of end faces and one principle face of the element body; and on a cross section taken in parallel with one end face of the multilayer ceramic capacitor near the end face, the ratio of area A constituted by the internal electrode layers connected to the external electrode on this end face side and the dielectric layers present between the internal electrode layers, and area B covering the part of the section excluding the external electrodes, A/B, is 0.75 or more.
摘要翻译：多层陶瓷电容器包括大致矩形的实心形状的元件体，其由交替层叠有具有不同极性的内部电极层并且具有一对主面，一对端面和一对侧面的电介质层构成，其中所述多层陶瓷电容器是这样的：外部电极形成在所述元件体的所述一对端面和一个原理面上; 并且在靠近端面的多层陶瓷电容器的一个端面平行截取的截面上，由连接到该端面侧的外部电极的内部电极层构成的面积A与存在于内部电极层和覆盖除外部电极A / B之外的部分的区域B为0.75以上。

7. 发明申请

US20230094498A1 CERAMIC ELECTRONIC DEVICE AND MANUFACTURING METHOD OF THE SAME 有权
公开(公告)号：US20230094498A1
公开(公告)日：2023-03-30
申请号：US17939851
申请日：2022-09-07
申请人： TAIYO YUDEN CO., LTD.
发明人： Kotaro MIZUNO
IPC分类号： H01G4/30 , H01G4/12 , H01G4/012 , H01G4/008 , C04B35/468 , C04B35/64
摘要： A ceramic electronic device includes a multilayer chip in which each of a plurality of dielectric layers and each of a plurality of internal electrode layers including Ni as a main phase are alternately stacked. At least one of the plurality of dielectric layers includes a secondary phase including Si, at an interface between the at least one of the plurality of dielectric layers and one of the plurality of internal electrode layers next to the at least one of the plurality of dielectric layers. The one of the plurality of internal electrode layers includes a layer including an additive element including one or more of Au, Pt, Cu, Fe, Cr, Zn, and In, at a region contacting the secondary phase at the interface.

8. 发明申请

US20210233711A1 MULTILAYER CERAMIC CAPACITOR HAVING CERTAIN THICKNESS RATIO OF EXTERNAL ELECTRODE TO COVER LAYER 有权
公开(公告)号：US20210233711A1
公开(公告)日：2021-07-29
申请号：US17227106
申请日：2021-04-09
申请人： TAIYO YUDEN CO., LTD.
发明人： Shohei KITAMURA , Yukihiro KONISHI , Kotaro MIZUNO , Yoichi KATO , Yusuke KOWASE , Toru MAKINO , Yoshinori TANAKA
IPC分类号： H01G4/232 , H01G4/30 , H01G4/12
摘要： A multilayer ceramic capacitor includes an element body of roughly rectangular solid shape which is constituted by dielectric layers alternately stacked with internal electrode layers having different polarities, with a pair of cover layers formed on it to cover the top and bottom faces in the direction of lamination of the foregoing, and which has a pair of principal faces, a pair of end faces, and a pair of side faces, wherein external electrodes are formed on the pair of end faces and at least one of the pair of principal faces of the element body, and Tt representing the thickness of the external electrode and Tc representing the thickness of the cover layer satisfy the relationship of 1/30≤Tt/Tc≤4/5, and the thickness of the cover layers, or Tc, is 10 μm or more but 30 μm or less.

9. 发明申请

US20210203005A1 ALL SOLID BATTERY AND MANUFACTURING METHOD OF THE SAME 有权
公开(公告)号：US20210203005A1
公开(公告)日：2021-07-01
申请号：US17108887
申请日：2020-12-01
申请人： TAIYO YUDEN CO., LTD.
发明人： Daigo ITO , Kotaro MIZUNO
IPC分类号： H01M10/0585 , H01M10/0562 , H01M10/0525
摘要： An all solid battery includes a multilayer chip in which each of a plurality of solid electrolyte layers including solid electrolyte and each of a plurality of internal electrodes including an electrode active material are alternately stacked, the multilayer chip having a rectangular parallelepiped shape, the plurality of internal electrodes being alternately exposed to two side faces of the multilayer chip other than two end faces of a stacking direction of the multilayer chip, and a pair of external electrodes that contacts the two side faces and include solid electrolyte.

10. 发明申请

US20180190432A1 METHOD FOR MANUFACTURING MULTILAYER CERAMIC CAPACITOR 审中-公开
公开(公告)号：US20180190432A1
公开(公告)日：2018-07-05
申请号：US15903712
申请日：2018-02-23
申请人： TAIYO YUDEN CO., LTD.
发明人： Shohei KITAMURA , Yukihiro KONISHI , Kotaro MIZUNO , Yoichi KATO , Yusuke KOWASE , Toru MAKINO , Yoshinori TANAKA
IPC分类号： H01G4/232 , H01G4/12 , H01G4/30
CPC分类号： H01G4/232 , H01G4/12 , H01G4/30
摘要： A method for manufacturing a multilayer ceramic capacitor includes: producing a plurality of dielectric green sheets; producing therefrom a plurality of internal electrode-printed green sheets; producing therefrom a plurality of individually cut unsintered laminates by stacking some of the plurality of dielectric green sheets, as cover layers, and the plurality of internal electrode-printed green sheets together; producing therefrom element body precursors by applying a ceramic paste to side faces of the unsintered laminates for forming side margins thereon, wherein an application thickness of the ceramic paste is adjusted in a manner such that a thickness of the side margins is greater than a thickness of the cover layers in the final product; producing therefrom element bodies by sintering; and forming external electrodes on at least one of principal faces and on both end faces of the element bodies.

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