Patents Examined by David M Sinclair
  • Patent number: 10726992
    Abstract: A multilayer ceramic electronic device comprising: a ceramic element body, in which a plurality of dielectric layers and a plurality of internal electrode layers are alternately stacked, and at least a pair of external electrodes which are connected to the internal electrode layers on surfaces of the ceramic element body; a thickness of the dielectric layers is 0.4 ?m or less, a width (W0) of the ceramic element body along a width-direction is 0.59 mm or less, a gap (Wgap) between an outer face of the ceramic element body and an end of the internal electrode layers along width-direction of the ceramic element body is 0.010 to 0.025 mm, and a ratio (Wgap/W0) of the gap with respect to the width is 0.025 or more.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: July 28, 2020
    Assignee: TDK CORPORATION
    Inventors: Shogo Murosawa, Toshihiko Kaneko
  • Patent number: 10720280
    Abstract: A thin-film ceramic capacitor includes a body in which dielectric layers and first and second electrode layers are alternately disposed on a substrate, and first and second electrode pads disposed on external surfaces of the body. A plurality of vias are disposed in the body. Each of a plurality of first vias connects the first electrode layers and the first electrode pad to each other. Each of a plurality of second vias connects the second electrode layers and the second electrode pad to each other. A separation slit is disposed to penetrate from an upper surface of the body and extend to the substrate, and the pluralities of first and second vias are disposed symmetrically with respect to the separation slit.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: July 21, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyun Ho Shin, Woong Do Jung, Young Seok Yoon, Dong Sik Yoo, No Il Park, Seung Mo Lim, Il Ro Lee
  • Patent number: 10679793
    Abstract: A roll-up type capacitor that includes a plurality of cylindrical parts arranged parallel to one another and which each are a rolled-up laminate; a first external electrode on respective first ends of the plurality of cylindrical parts; and a second external electrode on respective second ends of the plurality of cylindrical parts. When, prior to being rolled-up, a dimension of the laminate parallel to a rolling-up direction is a length L, and a dimension of the laminate perpendicular to laminating direction and the rolling-up direction is a width W, the roll-up type capacitor has two or more cylindrical parts when a ratio L/W is 4 or more; has three or more cylindrical parts when L/W is 3 to less than 4; has four or more cylindrical parts when L/W is 2 to less than 3; and has eight or more cylindrical parts when L/W is 1 to less than 2.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: June 9, 2020
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventor: Shoichiro Suzuki
  • Patent number: 10679798
    Abstract: An ultracapacitor that contain a first electrode, second electrode, separator, nonaqueous electrolyte, and housing is provided. The first electrode comprises a first current collector electrically coupled to a first carbonaceous coating and the second electrode comprises a second current collector electrically coupled to a second carbonaceous coating. The first current collector and the second current collector each contain a substrate that includes a conductive metal, wherein a plurality of fiber-like whiskers project outwardly from the substrate of the first current collector, the substrate of the second current collector, or both.
    Type: Grant
    Filed: May 18, 2017
    Date of Patent: June 9, 2020
    Assignee: AVX Corporation
    Inventors: Jonathan Robert Knopsnyder, Bharat Rawal
  • Patent number: 10679791
    Abstract: The invention relates to an arrangement comprising a first electrical component, which has a pair of flat, spaced-apart first connection lugs, a second electrical component, which has a pair of flat, spaced-apart second connection lugs, wherein the first and second connection lugs are in each case connected in pairs in an electrically conductive manner, and an electrically conductive plate which is electrically insulated from the first and second connection lugs and which is arranged below the first and second connection lugs in the plane of the surfaces of the first and second connection lugs.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: June 9, 2020
    Assignee: Robert Bosch GmbH
    Inventor: Martin Kessler
  • Patent number: 10658116
    Abstract: A multilayer ceramic capacitor comprises a body including dielectric layers and internal electrodes; and external electrodes disposed on external surfaces of the body, respectively, wherein each of the external electrodes includes a first electrode layer disposed on the one surface of the body and contacting the internal electrodes; a conductive resin layer disposed on the first electrode layer and including a plurality of metal particles, a conductive connecting part surrounding the plurality of metal particles, a base resin, and an intermetallic compound contacting the first electrode layer and the conductive connecting part; and a second electrode layer disposed on the conductive resin layer and contacting the conductive connecting part.
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: May 19, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jung Min Kim, Bon Seok Koo, Jung Wook Seo, Yoon Hee Lee, Kun Hoi Koo
  • Patent number: 10658114
    Abstract: A multilayer ceramic capacitor includes: a ceramic body including dielectric layers and having first and second surfaces opposing each other, third and fourth surfaces connecting the first and second surfaces to each other, and fifth and sixth surfaces connected to the first to fourth surfaces and opposing each other; a plurality of internal electrodes disposed in the ceramic body, each exposed to the first and second surfaces and having one ends exposed to the third or fourth surface; and a first side margin portion and a second side margin portion disposed, respectively, on the first and second surfaces of the ceramic body, wherein a metal or a metal oxide is disposed in each of the first and second side margin portions, and a ratio of a diameter of the metal or the metal oxide to a thickness of the dielectric layer is 0.8 or less.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: May 19, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Yong Park, Ji Hong Jo, Ki Pyo Hong
  • Patent number: 10658127
    Abstract: An ultracapacitor that contains a first electrode, second electrode, separator, nonaqueous electrolyte, and housing is provided. The first electrode comprises a first current collector electrically coupled to a first carbonaceous coating and the second electrode comprises a second current collector electrically coupled to a second carbonaceous coating. The nonaqueous electrolyte is in ionic contact with the first electrode and the second electrode, wherein the nonaqueous electrolyte contains an ionic liquid that is dissolved in a nonaqueous solvent at a concentration of about 1.0 mole per liter or more. The nonaqueous solvent has a boiling temperature of about 150° C. or more.
    Type: Grant
    Filed: May 18, 2017
    Date of Patent: May 19, 2020
    Assignee: AVX Corporation
    Inventors: Jonathan Robert Knopsnyder, Bharat Rawal
  • Patent number: 10658117
    Abstract: A multilayer ceramic capacitor comprises a body including dielectric layers and internal electrodes; and external electrodes disposed on external surfaces of the body, respectively, wherein each of the external electrodes includes a first electrode layer disposed on the one surface of the body and contacting the internal electrodes; a conductive resin layer disposed on the first electrode layer and including a plurality of metal particles, a conductive connecting part surrounding the plurality of metal particles, a base resin, and an intermetallic compound contacting the first electrode layer and the conductive connecting part; and a second electrode layer disposed on the conductive resin layer and contacting the conductive connecting part.
    Type: Grant
    Filed: February 8, 2019
    Date of Patent: May 19, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jung Min Kim, Bon Seok Koo, Jung Wook Seo, Yoon Hee Lee, Kun Hoi Koo
  • Patent number: 10650969
    Abstract: A multilayer ceramic capacitor includes: a ceramic body including dielectric layers and having first and second surfaces opposing each other, third and fourth surfaces connecting the first and second surfaces to each other, and fifth and sixth surfaces connected to the first to fourth surfaces and opposing each other; a plurality of internal electrodes disposed in the ceramic body, each exposed to the first and second surfaces and having one ends exposed to the third or fourth surface; and a first side margin portion and a second side margin portion disposed, respectively, on the first and second surfaces of the ceramic body, wherein a metal or a metal oxide is disposed in each of the first and second side margin portions, and a ratio of a diameter of the metal or the metal oxide to a thickness of the dielectric layer is 0.8 or less.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: May 12, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Yong Park, Ji Hong Jo, Ki Pyo Hong
  • Patent number: 10636587
    Abstract: A low-cost electrochemical capacitor is provided which has high capacity and excellent charging and discharging characteristics, simultaneously has excellent safety and reliability, and has the basic performance as a capacitor, achieved in that between a negative electrode and a positive electrode, a solution of a specific polyether copolymer, an inorganic or organic filler, and an electrolyte salt is selected as appropriate as the electrolyte and is held between the two electrodes. This low-cost electrochemical capacitor has the basic performance of a capacitor, has high capacity and excellent charging and discharging characteristics, and simultaneously has excellent safety and reliability.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: April 28, 2020
    Assignee: OSAKA SODA CO., LTD.
    Inventors: Takashi Matsuo, Masato Tabuchi, Hideaki Ueda, Katsuhito Miura
  • Patent number: 10636568
    Abstract: A multilayer ceramic electronic device comprising: a ceramic element body, in which it plurality of dielectric layers and a plurality of internal electrode layers are alternately stacked, and at least a pair of external electrodes which are connected to the internal electrode layers on surfaces of the ceramic element body; a thickness of the dielectric layers is 0.4 ?m or less, a width (W0) of the ceramic element body along a width-direction is 0.59 mm or less, a gap (Wgap) between an outer face of the ceramic element body and an end of the internal electrode layers along width-direction of the ceramic element body is 0.010 to 0.025 mm, and a ratio (Wgap/W0) of the gap with respect to the width is 0.025 or more.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: April 28, 2020
    Assignee: TDK CORPORATION
    Inventors: Shogo Murosawa, Toshihiko Kaneko
  • Patent number: 10629376
    Abstract: There are disclosed a multilayer ceramic capacitor and a method of manufacturing the same. The multilayer ceramic capacitor includes: a ceramic body having a first side and a second side opposed to each other and having a third side and a fourth side connecting the first side to the second side, a plurality of inner electrodes formed within the ceramic body, and outer electrodes formed on the third side and the fourth side and electrically connected to the inner electrodes. A distance from distal edges of the inner electrodes to the first side or the second side of the ceramic body is 30 ?m or less.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: April 21, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyung Joon Kim, Dae Bok Oh
  • Patent number: 10629379
    Abstract: A capacitor component includes a body having a first surface and a second surface opposing each other and including a multilayer structure in which a plurality of dielectric layers are stacked and first and second internal electrodes are alternately disposed with respective dielectric layers interposed therebetween and exposed to the first surface and the second surface, respectively, first and second metal layers covering the first surface and the second surface and connected to the first and second internal electrodes, respectively, first and second ceramic layers covering the first and second metal layers, and first and second external electrodes covering the first and second ceramic layers and connected to the first and second metal layers to be electrically connected to the first and second internal electrodes, respectively.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: April 21, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Hyun Cho, Byeong Chan Kwon, Yong Jin Yun, Ki Pyo Hong, Jae Yeol Choi
  • Patent number: 10622159
    Abstract: Capacitive energy storage devices (CESDs) are disclosed, along with methods of making and using the CESDs. A CESD includes an array of electrodes with spaces between the electrodes. A dielectric material occupies spaces between the electrodes; regions of the dielectric material located between adjacent electrodes define capacitive elements. The disclosed CESDs are useful as energy storage devices and/or memory storage devices.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: April 14, 2020
    Assignee: Carver Scientific, Inc.
    Inventors: David Reginald Carver, Bradford Wesley Fulfer, Chase Andrepont, Sean Claudius Hall, Sean William Reynolds
  • Patent number: 10614963
    Abstract: A low profile wet electrolytic capacitor is disclosed. The low profile wet electrolytic capacitor includes an outer case assembly. The outer case assembly is formed by an outer case and outer case cover that is hermetically sealed to the outer case. The outer case assembly includes an interior area. A capacitive element is positioned in the interior area. The capacitive element is isolated from the outer case assembly by a plurality of insulative elements. A connecting tube is positioned perpendicular to and attached to the outer case and the outer case cover and passes through an opening in the capacitive element. An isolated positive lead is positioned on the outer case assembly and is in electrical communication with the capacitive element. A fluid electrolyte is contained in the interior area of the outer case assembly. A method of forming the capacitor and stacked capacitor assemblies is also provided.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: April 7, 2020
    Assignee: VISHAY SPRAGUE, INC.
    Inventors: Alex Eidelman, Matthew Lang, Timothy Bishop, Stephen Breithaupt
  • Patent number: 10614956
    Abstract: A multilayer capacitor includes a body including dielectric layers and a plurality of first and second internal electrodes having an average thickness less than 1 ?m; and first and second external electrodes each including first and second conductive layers including first and second head portions and first and second band portions, and first and second conductive resin layers each covering the first and second conductive layers. An average thickness of the dielectric layers may be greater than the average thickness of the first and second internal electrodes, and portions of the first and second internal electrodes overlapping an end of the first or second band portion in a width direction of the body may be formed as first and second extending portions having a width relatively greater than those of other portions of the first and second internal electrodes, respectively.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: April 7, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Do Young Jeong, Je Jung Kim, Do Yeon Kim
  • Patent number: 10614958
    Abstract: A multilayer polymer dielectric film includes a stack of coextruded, alternating first dielectric layers and second dielectric layers that receive electrical charge. The first dielectric layers include a first polymer material and the second dielectric layers include a second polymer material different from the first polymer material. The first polymer material has a permittivity greater than the second polymer material. The second polymer material has a breakdown strength greater than the first polymer material. Adjoining first dielectric layers and second dielectric layers define an interface between the layers that delocalizes electrical charge build-up in the layers. The stack has substantially the crystallographic symmetry before and during receiving electrical charge.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: April 7, 2020
    Inventors: Eric Baer, Anne Hiltner, James S. Shirk, Mason Wolak, Zheng Zhou, Matthew Mackey, Joel Carr
  • Patent number: 10607779
    Abstract: A chip capacitor includes a substrate having a main surface, a first conductive film including a first connecting region and a first capacitor forming region and formed on the main surface of the substrate, a dielectric film covering the first capacitor forming region of the first conductive film, a second conductive film including a second connecting region facing to the first capacitor forming region of the first conductive film across the dielectric film, and a second capacitor forming region facing to the first capacitor forming region of the first conductive film across the dielectric film, a first external electrode electrically connected to the first connecting region of the first conductive film, and a second external electrode electrically connected to the second connecting region of the second conductive film.
    Type: Grant
    Filed: April 20, 2017
    Date of Patent: March 31, 2020
    Assignee: ROHM CO., LTD.
    Inventors: Keishi Watanabe, Yasuhiro Kondo
  • Patent number: 10607776
    Abstract: A multilayer ceramic electronic component includes a ceramic body in which dielectric layers and internal electrodes are alternately stacked. The dielectric layers contain at least one dielectric grain having a ratio of a long axis to a short axis that is 3.5 or more. The internal electrodes contain a ceramic component containing a grain growth adjusting ingredient for dielectric grains. Each dielectric layer includes interfacial portions adjacent to the internal electrodes and a central portion disposed between the interfacial portions, and concentrations of the grain growth adjusting ingredient in the interfacial portions and the central portion are different from each other.
    Type: Grant
    Filed: March 16, 2016
    Date of Patent: March 31, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kum Jin Park, Chang Hak Choi, Jong Hoon Yoo, Doo Young Kim, Min Gi Sin, Chi Hwa Lee, Chul Seung Lee, Jong Han Kim