Patents Examined by Arun Ramaswamy
  • Patent number: 10483041
    Abstract: A first outer electrode and first inner electrodes are supplied with an anode potential and a second outer electrode and second inner electrodes are supplied with a cathode potential when a monolithic ceramic capacitor is mounted and in use. The first outer electrode supplied with the anode potential has a thickness that is greater than a thickness of the second outer electrode supplied with the cathode potential.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: November 19, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Yoshito Saito, Satoshi Matsuno, Shinji Otani, Tomochika Miyazaki, Yasuhiro Nishisaka
  • Patent number: 10475590
    Abstract: An electrolytic capacitor includes: an anode body; a dielectric layer formed on the anode body; a first conductive polymer layer which covers at least a portion of the dielectric layer; and a second conductive polymer layer which covers at least a portion of the first conductive polymer layer. The first conductive polymer layer includes a first layer and a second layer. The first layer contains a first conductive polymer and a first dopant, and covers at least a portion of the dielectric layer. The second layer is formed on the first layer, and contains a first silane compound. The second conductive polymer layer contains a second conductive polymer, a second dopant, and a basic compound.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: November 12, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Nobuyuki Yamaguchi, Koji Fukuchi, Koji Okamoto, Tetsuro Iwasa, Takahiro Kobayashi, Yasuo Tanaka, Ryo Morioka
  • Patent number: 10475582
    Abstract: A multilayer ceramic capacitor includes: a body including dielectric layers and first and second internal electrodes alternately disposed with respective dielectric layers interposed therebetween; and first and second external electrodes disposed on the body and connected to the first and second internal electrodes, respectively, wherein the body includes first dummy patterns formed adjacent to the first internal electrodes in a width direction to be spaced apart from the first internal electrodes, and the first dummy patterns are stacked to partially overlap the second internal electrodes.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: November 12, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyuk Jin Hong, Doo Young Kim, Byung Soo Kim, Tae Young Sung, Youn Sik Jin
  • Patent number: 10468202
    Abstract: A conductive paper electrode includes a paper, a carbon powder layer, a graphite layer and a nanostructural layer. The carbon powder layer is positioned over the paper. The graphite layer is positioned over the carbon powder layer. The nanostructural layer is positioned over the graphite layer. An electrochemical capacitor includes two conductive paper electrodes and an electrolyte interposed therebetween.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: November 5, 2019
    Assignee: NATIONAL SYNCHROTRON RADIATION RESEARCH CENTER
    Inventors: Ming-Jay Deng, Kueih-Tzu Lu, Jin-Ming Chen
  • Patent number: 10468192
    Abstract: A multilayer ceramic capacitor includes a multilayer body including an inner layer section extending from an inner electrode positioned closest to a first principal surface of the multilayer body to an inner electrode positioned closest to a second principal surface of the multilayer body, and first and second principal surface-side outer layer sections positioned outside the inner layer section on the sides closer to the first and second principal surfaces, respectively. Sn is dissolved in a solid state in Ni of only the inner electrodes contacting the first and second principal surface-side outer layer sections, and a Sn content is not less than about 0.1 mol and not more than about 8.5 mol where a total of Ni and Sn in each of the inner electrodes contacting the first and second principal surface-side outer layer sections is 100 mol.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: November 5, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventor: Shinichi Yamaguchi
  • Patent number: 10468204
    Abstract: A capacitor includes a capacitor element having electrode foils on the anode side and the cathode side laminated via separators, connecting parts of terminal components being disposed inside a laminated portion of the electrode foils and the separators, the connecting parts being connected to the electrode foils on the anode side and the cathode side; and a case that includes a storage part storing the capacitor element and having an opening portion sealed by a sealing body, that has a crimped part crimped from the outside of the storage part toward a side surface of the capacitor element, and that holds the capacitor element with the crimped part. The case is crimped to form the crimped part while avoiding a position at which the electrode foils of the capacitor element in the storage part overlap with tip portions of the connecting parts of the terminal components.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: November 5, 2019
    Assignee: NIPPON CHEMI-CON CORPORATION
    Inventors: Hirotsugu Ashino, Fusayoshi Endoh, Daizou Senzai, Takahiro Yoshida
  • Patent number: 10468189
    Abstract: In some embodiments, a multilayer ceramic capacitor 10 has 23 unit capacitors UC1 to UC23, where these 23 unit capacitors UC1 to UC23 constitute: a first low-capacitance area LA1 constituted by three unit capacitors UC1 to UC3; a high-capacitance area HA constituted by 17 unit capacitors UC4 to UC20 whose unit capacitance is greater than that of the three unit capacitors UC1 to UC3; a second low-capacitance area LA2 constituted by three unit capacitors UC21 to UC23 whose unit capacitance is smaller than that of the 17 unit capacitors UC4 to UC20; a first variable-capacitance part which is present between the first low-capacitance area LA1 and high-capacitance area HA, and which includes the two adjacent unit capacitors UC3, UC4; and a second variable-capacitance part which is present between the high-capacitance area HA and second low-capacitance area LA2, and which includes the two adjacent unit capacitors UC20, UC21.
    Type: Grant
    Filed: July 21, 2015
    Date of Patent: November 5, 2019
    Assignee: TAIYO YUDEN CO., LTD
    Inventors: Koichiro Morita, Kenji Saito
  • Patent number: 10453607
    Abstract: A ceramic capacitor which is low in ESL and suitable for being built into a substrate has a dimension in a length direction of a lowermost surface of a third external electrode which is in contact with a capacitor main body denoted by e1 and a dimension in the length direction of the uppermost surface of the third external electrode denoted by e2, and a relationship of e1<e2 is satisfied.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: October 22, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventor: Kazunori Usui
  • Patent number: 10431391
    Abstract: The present disclosure provides a capacitor package structure and an anti-oxidation electrode foil thereof. The anti-oxidation electrode foil includes a base material structure, a first conductive material structure, and a first carbonaceous material structure. The base material structure has a top surface and a bottom surface. The first conductive material structure is disposed on the top surface of the base material structure. The first carbonaceous material structure is disposed on the first conductive material structure. One portion of the first conductive material structure is a first oxygenated metal compound for contacting the first carbonaceous material structure. The first oxygen-containing metal compound layer is disposed between the other portion of the first conductive material structure and the first carbonaceous material structure so as to prevent oxygen from contacting the other portion of the first conductive material structure.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: October 1, 2019
    Assignee: APAQ TECHNOLOGY CO., LTD.
    Inventors: Ming-Goo Chien, Chieh Lin
  • Patent number: 10418187
    Abstract: The carbon porous body of the present disclosure includes micropores and mesopores. A micropore volume determined at a temperature of 77K by as plot analysis of a nitrogen adsorption isotherm is 100 (cm3 (STP)/g) or more. A BET specific surface area determined from the nitrogen adsorption isotherm is 1,000 m2/g or more. The derivative of the nitrogen adsorption isotherm is 300 (cm3 (STP)/g) or more over the range where relative pressure P/P0 in the nitrogen adsorption isotherm is from 0.10 to 0.20 inclusive, and the derivative of the nitrogen adsorption isotherm is 200 (cm3 (STP)/g) or more over the range where the relative pressure P/P0 in the nitrogen adsorption isotherm is from 0.20 to 0.95 inclusive. The amount of nitrogen adsorbed when the relative pressure P/P0 in the nitrogen adsorption isotherm is 0.98 is 1,200 (cm3 (STP)/g) or more.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: September 17, 2019
    Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
    Inventors: Masaki Hasegawa, Nobuhiro Ogihara, Norihiko Setoyama
  • Patent number: 10412834
    Abstract: A mounting structure includes a bonding material (106) that bonds second electrodes (104) of a circuit board (105) and bumps (103) of a semiconductor package (101), the bonding material (106) being surrounded by a first reinforcing resin (107). Moreover, a portion between the outer periphery of the semiconductor package (101) and the circuit board (105) is covered with a second reinforcing resin (108). Even if the bonding material (106) is a solder material having a lower melting point than a conventional bonding material, high drop resistance is obtained.
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: September 10, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Arata Kishi, Hironori Munakata, Koji Motomura, Hiroki Maruo
  • Patent number: 10410796
    Abstract: A solid electrolytic capacitor includes a capacitor element including an anode portion and a cathode portion, an anode terminal electrically connected to the anode portion. The anode portion includes an anode body and an anode lead extending from the anode body. The anode terminal includes a first main surface and a second main surface opposite to the first main surface. The anode terminal includes a middle section, a first extension section and a second extension section, the first extension section and the second extension section being respectively disposed at both sides of the middle section. The first extension section has a first end part and is bent so that a tip of the first end part faces the second main surface. The second extension section has a second end part and is bent so that a tip of the second end part faces the second main surface. The anode lead connects with the first main surface of the anode terminal at the first end part and at the second end part.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: September 10, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Mikio Kobashi, Masanori Kashihara
  • Patent number: 10403437
    Abstract: In an exemplary embodiment, a multilayer ceramic capacitor 10 is formed in such a way that a first face f1 of a capacitor body 11 has a concave shape and a first part 12a of a first external electrode 12 contacts the concave-shaped first face f1, and that a second face f2 of the capacitor body 11 has a concave shape and a first part 13a of a second external electrode 13 contacts the concave-shaped second face f2.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: September 3, 2019
    Assignee: TAIYO YUDEN CO., LTD.
    Inventor: Yusuke Kowase
  • Patent number: 10388458
    Abstract: A capacitor includes a first conductive plate, a second conductive plate, a floating conductive plate and a dielectric material separating the floating conductive plate from the first conductive plate and from the second conductive plate. The floating conductive plate has a first surface closer to the first conductive plate than to the second conductive plate and has a second surface closer to the second conductive plate than to the first conductive plate. In response to an electric field between the first conductive plate and the second conductive plate, charge separation is induced in the floating conductive plate such that a first charge induced on the first surface has a first polarity and a second charge induced on the second surface has a second polarity, where the second polarity different from the first polarity.
    Type: Grant
    Filed: June 14, 2017
    Date of Patent: August 20, 2019
    Inventor: Richard D. Weir
  • Patent number: 10388459
    Abstract: A multilayer electronic component has a structure in which an internal electrode connected to a positive (+) terminal of a circuit and an internal electrode connected to a ground of the circuit are implemented together on one dielectric layer and external electrodes commonly use a multi-terminal connected to the ground of the circuit.
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: August 20, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Gyoung Heon Ko, Young Jong Yoo, Jea Hoon Lee, Yeo Ju Cho
  • Patent number: 10388460
    Abstract: A capacitor comprising first and second end sprays respectively located at distal ends of a capacitor cell, a positive polarity bus bar extending from a first wound conductive layer of the capacitor cell adjacent to the first end spray, a negative polarity bus bar extending from a second wound conductive layer of the capacitor cell adjacent to the second end spray, and a capacitor film wrapped around an area between the first and second conductive layers.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: August 20, 2019
    Assignee: Ford Global Technologies, LLC
    Inventors: Guangyin Lei, Xi Lu, Zhuxian Xu, Chingchi Chen
  • Patent number: 10381165
    Abstract: A capacitor that comprises a capacitor element that includes an anode that contains a dielectric formed on a sintered porous body, a solid electrolyte overlying the anode, and a cathode coating is provided. The cathode coating includes a noble metal layer (e.g., gold) overlying the solid electrolyte and a layer overlying the noble metal layer that includes sintered metal particles (e.g., silver particles).
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: August 13, 2019
    Assignee: AVX Corporation
    Inventors: Jan Petrzilek, Martin Biler
  • Patent number: 10381337
    Abstract: A capacitor includes a plurality of cells each including a capacitance formation portion in which a plurality of trenches are positioned and a margin portion disposed around the capacitance formation portion. The cell includes three or more dielectric layers disposed in the capacitance formation portion and extending in the trenches, and three or more electrode layers sequentially stacked with dielectric layers interposed therebetween and extending in the trenches. At least first and second electrode layers have opposite polarities and each include a lead electrode extending from the capacitance formation portion to the margin portion. A lead electrode of the first electrode layer is disposed in a first region disposed to one side of a central portion of a cell, and a lead electrode of the second electrode layer is disposed in a second region disposed on another side of a central portion of the cell.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: August 13, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyun Ho Shin, Woong Do Jung, Jong Suk Han, Dong Sik Yoo, Jeong Hoon Ryou, No Il Park, Seung Mo Lim, Il Ro Lee
  • Patent number: 10373763
    Abstract: An electrolytic capacitor includes: an anode body having a dielectric layer; a solid electrolyte layer in contact with the dielectric layer; and an electrolytic solution. The electrolytic solution contains a solvent and a solute. The solvent contains a glycol compound. The solute contains a carboxylic acid component and a base component. A ratio of the carboxylic acid component in the solute is 200 parts by mass or more with respect to 100 parts by mass of the base component.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: August 6, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yuichiro Tsubaki, Tatsuji Aoyama
  • Patent number: 10373760
    Abstract: A capacitor component includes a plurality of unit laminates, each comprising a body with a stacked structure including a plurality of internal electrodes and connection electrodes that extend in a stacking direction of the body and electrically connect to the plurality of internal electrodes, and pad portions between adjacent unit laminates to electrically connect the respective connection electrodes of the unit laminates above and below the pad portions to each other.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: August 6, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Taek Jung Lee, Jin Kyung Joo, Hyo Youn Lee, Won Young Lee, Sung Kwon An, Jae Yeol Choi, Jin Man Jung