Electrolytic Device Making (e.g., Capacitor) Patents (Class 29/25.03)
  • Patent number: 12039132
    Abstract: One variation of a system for a touch sensor includes: a substrate; a baseplate; and spacer elements. The substrate defines support locations. The baseplate spans a bottom layer of the substrate and defines spring elements: aligned to the support locations of the substrate; and configured to yield to displacement of the substrate toward the baseplate responsive to forces applied over the substrate. The spacer elements: are interposed between the support locations and the spring elements; and are configured to compress responsive to forces applied over the substrate. Each spacer element, in the spacer elements, includes: an elastomer element; a first adhesive layer; and a second adhesive layer. The first adhesive layer: is arranged over the elastomer element; and coupled to the bottom substrate layer at a support location. The second adhesive layer: is arranged below the elastomer element; and coupled to the baseplate at a spring element.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: July 16, 2024
    Assignee: Sensel, Inc.
    Inventors: Ping Liu, Sophia Chau, Ninad Sathe, Darren Lochun, Ilya Daniel Rosenberg
  • Patent number: 12027690
    Abstract: The present invention is directed to battery system and operation thereof. In an embodiment, lithium material is plated onto the anode region of a lithium secondary battery cell by a pulsed current. The pulse current may have both positive and negative polarity. One of the polarities causes lithium material to plate onto the anode region, and the opposite polarity causes lithium dendrites to be removed. There are other embodiments as well.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: July 2, 2024
    Assignee: QuantumScape Battery, Inc.
    Inventors: Timothy Holme, Marie Mayer, Ghyrn Loveness, Zhebo Chen, Rainer Fasching
  • Patent number: 12020870
    Abstract: A multi-layer ceramic capacitor includes a first region, a second region, a multi-layer unit, and a side margin. In the first region, crystal grains including intragranular pores are dispersed. In the second region, crystal grains including intragranular pores are not dispersed. The multi-layer unit includes ceramic layers that are laminated in a first direction and include the second region, and internal electrodes disposed between the ceramic layers. The side margin covers the multi-layer unit from a second direction orthogonal to the first direction and includes a region, the region being adjacent to the multi-layer unit and including the first region.
    Type: Grant
    Filed: December 28, 2022
    Date of Patent: June 25, 2024
    Assignee: Taiyo Yuden Co., Ltd.
    Inventor: Yoichi Kato
  • Patent number: 11984271
    Abstract: An electrolytic capacitor includes an anode body having a porous structure, an anode lead having a sheet shape, a cathode layer, an anode lead frame electrically connected to the anode lead, and a cathode lead frame electrically connected to the cathode layer. The anode lead includes an embedded portion embedded in the anode body and a protrusion portion protruding to an outside of the anode body. The anode lead has a first main surface facing the cathode lead frame and a second main surface opposite to the first main surface. The anode lead is located between a center of the anode body and an end face of the anode body in a first direction in which the first main surface faces the cathode lead frame. The end face of the anode body is positioned at a side close to the cathode lead frame.
    Type: Grant
    Filed: February 16, 2022
    Date of Patent: May 14, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yukiyasu Sugihara, Norihiko Ogata, Kazuhide Gotou, Yuma Yano, Yuki Ueda, Masayuki Hogiri
  • Patent number: 11957918
    Abstract: An implantable electrical connector arrangement electrically connects a first electrical component and a second electrical component. The connector arrangement includes a first connector having a first terminal and a first coupling electrode connected to the first terminal and a second connector having a second terminal and a second coupling electrode connected to the second terminal. The first connector and the second connector are connectable to each other such that the first terminal and the second terminal are capacitively connectable via the first coupling electrode and the second coupling electrode in a connected state. A defined separation gap is formed between the first coupling electrode and the second coupling electrode in the connected state.
    Type: Grant
    Filed: May 18, 2021
    Date of Patent: April 16, 2024
    Assignee: Albert-Ludwigs-Universität Freiburg
    Inventors: Patrick Kiele, Cristian Pasluosta, Thomas Stieglitz
  • Patent number: 11948756
    Abstract: A capacitor comprising a solid electrolytic capacitor element that contains a sintered porous anode body, a dielectric that overlies the anode body, and a solid electrolyte that overlies the dielectric. The capacitor further contains a barrier film that is formed by vapor deposition and that is positioned between the dielectric and the solid electrolyte or overlies the dielectric.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: April 2, 2024
    Assignee: KYOCERA AVX Components Corporation
    Inventors: Jan Petrzilek, Mitchell D. Weaver, Miloslav Uher
  • Patent number: 11942279
    Abstract: A tantalum capacitor includes a tantalum body comprising a tantalum sintered body containing tantalum powder, a conductive polymer layer disposed on the tantalum sintered body and including a first filler as a non-conductive particle, and a tantalum wire. The first filler includes a core including at least one metal oxide among BaTiO3, Al2O3, SiO2 and ZrO2, and a coating film disposed on a surface of the core.
    Type: Grant
    Filed: November 16, 2022
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Ho Hong, Young Seuck Yoo, Hee Sung Choi, Young June Lee
  • Patent number: 11942590
    Abstract: A battery module having a battery cell assembly that is free from module banding is provided. The assembly includes an expandable battery cell having a first and second face. The assembly further includes a growth plate having a first and second face. The first face of the battery cell contacts the second face of the growth plate. The battery cell assembly further includes a first cell frame securing the growth plate on at least two sides and a second cell frame that contacts the second face of the battery cell. The first face of the growth plate includes a plurality of spacing features disposed along the first face of the growth plate that offset the first face of the growth plate from the first cell frame, which creates a cavity between the growth plate and the first cell frame. The cavity decreases when the battery cell expands.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: March 26, 2024
    Assignee: Prime Energy Contract Services LLC
    Inventors: William Koetting, Michael Joseph Nielson
  • Patent number: 11935704
    Abstract: An electrolytic capacitor includes an anode body having a dielectric layer disposed on a surface of the anode body, a solid electrolyte layer that is in contact with the dielectric layer, and an electrolytic solution. The solid electrolyte layer includes a conductive polymer. The electrolytic solution contains a first base component, a first acid component, and a second acid component. The first base component includes an amidine compound. The first acid component includes a composite compound of an inorganic acid and an organic acid. The second acid component includes at least one selected from a group consisting of boric acid, phosphoric acid, phosphorous acid, hypophosphorous acid, and phosphonic acid.
    Type: Grant
    Filed: August 9, 2022
    Date of Patent: March 19, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yuichiro Tsubaki, Kazuyo Saito, Tatsuji Aoyama
  • Patent number: 11929214
    Abstract: Provided is a hybrid electrolytic capacitor having large capacitance, low ESR, and superior high-frequency characteristics and high-temperature endurance.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: March 12, 2024
    Assignee: NIPPON CHEMI-CON CORPORATION
    Inventors: Kazuya Koseki, Kazuhiro Nagahara, Kenji Machida
  • Patent number: 11929215
    Abstract: An improved capacitor is provided wherein the capacitor has an improved bond between the anode and anode wire. The anode comprises a pressed anode powder comprising a first density region and a second density region wherein the second density region has a higher density than the first density region. An anode wire extends into the second density region wherein the anode wire in the second density region is distorted by compression. This allows for better utilization of the metal powder surface area by allowing a lower bulk press density and lower sinter temperature while still achieving the necessary wire pull strength. In addition, this invention when utilized with deoxidation steps, results in sufficient wire pull strengths not possible otherwise.
    Type: Grant
    Filed: August 11, 2021
    Date of Patent: March 12, 2024
    Assignee: KEMET Electronics Corporation
    Inventors: Christian L. Guerrero, Jeffrey Poltorak, Yuri Freeman, Steve C. Hussey, Chris Stolarski
  • Patent number: 11923148
    Abstract: A substrate-type multi-layer polymer capacitor (MLPC), including a casing, a core, a first electroplated terminal and a second electroplated terminal. The core is arranged in an inner cavity of the casing. The casing is formed by joining two first packaging plates with two second packaging plates. The first and second electroplated terminals are formed by electroplating. The first electroplated terminal is configured to cover one end of the casing to form an anode electrically led out from the core, and the second electroplated terminal is configured to the other end of the casing to form a cathode electrically led out from the core. The first packaging plate includes a substrate, an electrode plate and two metal plates. The first and second electroplated terminals are integrally sealed with the casing.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: March 5, 2024
    Assignee: CAPXON ELECTRONIC TECHNOLOGY CO., LTD.
    Inventors: Qirui Chen, I-Chu Lin, Qiwei Chen
  • Patent number: 11915884
    Abstract: An electrolytic capacitor includes a capacitor element. The capacitor element includes an anode body, a dielectric layer that covers at least a part of the anode body, a solid electrolyte layer that covers at least a part of the dielectric layer, and a cathode lead-out layer that covers a part of the solid electrolyte layer. The cathode lead-out layer contains a carbon material and a first polymer including an acid group. The acid group includes at least one selected from the group consisting of a sulfone group, a carboxyl group, and a derivative of the sulfone group or the carboxyl group.
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: February 27, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Kei Hirota, Keita Uenaka, Yukihiro Shimasaki, Hiroki Imamura
  • Patent number: 11915887
    Abstract: A capacitor 1 includes a capacitor element 3 holding solution between an anode foil 5 and a cathode foil 7 that are wound up with a separator 6 in between, a body case 2 for housing the capacitor element 3, and a sealing member 4 for sealing the body case 2. A part of the separator 6 makes contact, at a plurality of points or over an area, with the face of the sealing member 4 facing the capacitor element 3 so as to rest on that face. The solution contains, dissolved in a lipophilic solvent, deterioration preventing agent that solidifies by oxidation. The solution is supplied through the separator 6 to the sealing member 4 and permeates the sealing member 4, so that a coating 17 resulting from the agent solidifying coats the outer face of the sealing member 4, leaving the solution present in the sealing member 4.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: February 27, 2024
    Assignee: SUN Electronic Industries Corp.
    Inventors: Takashi Takezawa, Masakazu Hosogi, Hirokazu Nishikori
  • Patent number: 11916182
    Abstract: A winding device for manufacturing an electrode assembly is provided. The winding device includes a main body portion; a winding core for winding an electrode and a separation film; and a foreign particle remover connected to the main body portion and removing foreign particles, wherein the foreign particle remover is formed to surround the winding core while separated from the winding core.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: February 27, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Jeeeun Kim, Duk Hyun Ryu, Hyoung Kwon Kim
  • Patent number: 11908632
    Abstract: A solid electrolytic capacitor (1) includes an anode foil (2a) having formed thereon an oxide film, a cathode foil (2c), and a separator (2d), and is equipped with a solid electrolyte (20) formed of an electroconductive polymer compound in a fine particle form, and a water-soluble compound solution (30) introduced to surround the solid electrolyte (20), the solid electrolyte (20) contains a polyol compound having a molecular weight of less than 200 and a number of hydroxy groups of 4 or more as a first water-soluble compound (2f1), the water-soluble compound solution (30) contains one kind or multiple kinds of a glycol compound in a liquid form as a second water-soluble compound (2f2), and the second water-soluble compound (2f2) has an average molecular weight of less than 400.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: February 20, 2024
    Assignee: RUBYCON CORPORATION
    Inventors: Masayuki Sakaguchi, Tetsushi Ogawara, Yoshishige Sakurai, Akira Iijima, Yosuke Nozawa
  • Patent number: 11908630
    Abstract: A solid electrolytic capacitor according to an aspect includes an anode body made of a valve metal, a dielectric layer formed on the anode body, a solid electrolyte layer formed on the dielectric layer, and a cathode body layer formed on the solid electrolyte layer. The solid electrolyte layer includes a first layer containing a first conductive polymer doped with a monomolecular dopant, and a second conductive polymer composed of a self-doped-type conductive polymer containing a plurality of side chains containing a functional group, the functional group being able to be doped, and a second layer formed on the first layer and containing a third conductive polymer doped with a polymer dopant; and the first conductive polymer is in contact with the third conductive polymer (the second layer).
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: February 20, 2024
    Assignee: TOKIN CORPORATION
    Inventors: Yusuke Hoshina, Masami Ishijima, Tadamasa Asami, Yasuhisa Sugawara
  • Patent number: 11901123
    Abstract: Disclosed herein is a method for fabricating an ultracapacitor, the method comprising disposing an energy storage cell comprising energy storage media within a housing; and constructing the ultracapacitor to operate within a temperature range between about 80 degrees Celsius to about 210 degrees Celsius.
    Type: Grant
    Filed: September 20, 2022
    Date of Patent: February 13, 2024
    Assignee: FASTCAP SYSTEMS CORPORATION
    Inventors: Riccardo Signorelli, John J. Cooley, Christopher John Sibbald Deane, James Epstein, Padmanaban Sasthan Kuttipillai, Fabrizio Martini, Lindsay A. Wilhelmus
  • Patent number: 11891489
    Abstract: Provided is a film for a capacitor that can improve dielectric strength retention at high temperatures and can also improve metal vapor deposition properties and formability. The film for a capacitor contains a hydrogenated dicyclopentadiene ring-opened polymer that is crystalline and has a heat shrinkage ratio of not less than 0.01% and not more than 1.0% when heated at 200° C. for 10 minutes, a plane orientation factor of 0.01 or more, a density of 1.03×106 g/m3 or more, and a thickness of 15.0 ?m or less.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: February 6, 2024
    Assignee: ZEON CORPORATION
    Inventors: Ayako Kato, Shinsuke Miyazawa
  • Patent number: 11873246
    Abstract: A pseudo-reference electrode comprising a pseudo-reference glass material backed by a silver conductor comprising silver metal, wherein the pseudo-reference glass material is a chalcogenide glass comprising a silver chalcogenide Ag2Ch, wherein Ch denotes a chalcogen, or a halide glass comprising a silver halide and at least one glass-forming oxide of a metal or a metalloid, a mixture of two or more of these glasses, or a composite of at least one of these glasses. This pseudo-reference electrode can be used in ion-selective electrode (ISE) sensors and ion-selective field effect transistors (ISFETs).
    Type: Grant
    Filed: April 7, 2022
    Date of Patent: January 16, 2024
    Inventors: Eben Dy, Wei Qu, Zhong Xie, Jun Shen, Kidus Y Tufa
  • Patent number: 11875950
    Abstract: An electrolytic capacitor that includes a resin molded body having opposed first and second end surfaces, the body including a stack that includes a capacitor element with an anode exposed at the first end surface, a dielectric layer on a surface of the anode, and a cathode opposite to the anode and exposed at the second end surface, and a sealing resin that encloses the stack; a first external electrode on the first end surface of the resin molded body and electrically connected to the anode; and a second external electrode on a second end surface of the resin molded body and electrically connected to the cathode, wherein the first external electrode and the second external electrode each include a resin electrode layer containing a conductive component and a resin component.
    Type: Grant
    Filed: March 2, 2022
    Date of Patent: January 16, 2024
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Yasuhiro Tamatani, Kazuya Kusuda, Kazutoyo Horio, Takeshi Furukawa
  • Patent number: 11869726
    Abstract: A stacked aluminum electrolytic capacitor includes a lead frame, a capacitor set, and at least one laser welding area. The lead frame includes a positive electrode end and a negative electrode end spaced from the positive electrode end. The capacitor set includes a plurality of stacked capacitor elements each having a positive electrode portion electrically connected to the positive electrode end and a negative electrode portion electrically connected to the negative electrode end. The at least one laser welding area is configured by a laser source capable of emitting a laser beam to perform laser welding on the positive electrode end and the positive electrode portion to form a fusion connection therebetween.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: January 9, 2024
    Assignee: Lelon Electronics Corp.
    Inventors: Shiau Hong Wu, Hui Pin Chen, Chung Ming Wu
  • Patent number: 11848164
    Abstract: This application provides a multilayer solid aluminum electrolytic capacitor and a method for preparing the same. The multilayer solid aluminum electrolytic capacitor includes a plurality of cores, a rivet, a case, and a cover plate. The cores are stacked in sequence and fastened in the case through the rivet to form a semi-finished capacitor. The semi-finished capacitor is covered by the cover plate and then sealed to form the solid aluminum electrolytic capacitor.
    Type: Grant
    Filed: March 8, 2023
    Date of Patent: December 19, 2023
    Assignee: Fujian Guoguang Xinye Sci-Tec Co., Ltd.
    Inventors: Guoping Wang, Qiushui Zhang, Changsai Lai, Panpan Xie, Qiaolin Chen, Xiaohui Lin
  • Patent number: 11830681
    Abstract: A solid electrolytic capacitor includes a capacitor element, an anode terminal and a cathode terminal. The capacitor element includes an anode body, a dielectric layer, a solid electrolytic layer, a conductive layer and an anode lead wire. The anode lead wire is partially embedded in the anode body and extends in a horizontal direction from the anode body. The anode lead wire has a thicker portion and a thinner portion. The thinner portion is positioned closer to the anode body than the thicker portion is in the horizontal direction. The anode terminal at least has a first end, a second end and an overlapping portion. The anode terminal is connected to the anode lead wire under a state where the first end of the anode terminal is positioned on the thinner portion while the overlapping portion of the anode terminal overlaps with the thicker portion.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: November 28, 2023
    Assignee: TOKIN CORPORATION
    Inventors: Hitoshi Takata, Hiromasa Tanaka
  • Patent number: 11830680
    Abstract: Fabricating an electrode for use in a capacitor includes cutting an electrode precursor from a sheet of material. The electrode precursor is exposed to steam so as to form a steamed electrode precursor. A capacitor is fabricated and includes an electrode generated from the steamed electrode precursor.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: November 28, 2023
    Assignee: Pacesetter, Inc.
    Inventors: David Bowen, Ralph Jason Hemphill, Thomas F. Strange
  • Patent number: 11824190
    Abstract: Disclosed are a cathode material for a lithium secondary battery and a method of manufacturing the same. For instance, the lithium secondary battery may have a high energy density by using only a single cathode material. Particularly, the cathode material for a lithium secondary battery includes a Li—[Mn—Ti]—Al—O-based cathode active material; and a carbon nanotube (CNT) attached to the surface of the cathode active material in an acid-treated state to be formed as a composite.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: November 21, 2023
    Assignees: Hyundai Motor Company, Kia Corporation, Industry Academy Cooperation Foundation of Sejong University
    Inventors: Seung Min Oh, Ik Kyu Kim, Yeol Mae Yeo, Sang Mok Park, Yoon Sung Lee, Nam Hyeong Kim, Ji Eun Lee, Dong Jun Kim, Seung Taek Myung, Ji Ung Choi
  • Patent number: 11810716
    Abstract: A porous interconnected corrugated carbon-based network (ICCN) composite and methods for making the same are disclosed. The porous ICCN composite is made up of a plurality of carbon layers that are interconnected and expanded apart from one another to form a plurality of pores. Metallic nanoparticles are disposed within the plurality of pores. In one embodiment, a light exposure only based method for producing the porous ICCN composite is disclosed. In another embodiment a light exposure plus an electrodeposition method for producing the porous ICCN composite is disclosed. In yet another exemplary embodiment, a capacitor having a first electrode and a second electrode separated from the first electrode by a dielectric wherein at least one of the first electrode and the second electrode is formed from the porous ICCN composite is disclosed.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: November 7, 2023
    Assignee: The Regents of the University of California
    Inventors: Maher F. El-Kady, Richard B. Kaner, Jee Youn Hwang
  • Patent number: 11791105
    Abstract: A solid electrolytic capacitor includes a capacitor element, an outer anode terminal, an outer cathode terminal and an outer mold. The capacitor element has an anode lead wire, an anode body and a cathode layer. The capacitor element has an upper surface and a lower surface in an up-down direction. The outer cathode terminal and the outer anode terminal are positioned away from each other in a predetermined direction perpendicular to the up-down direction. The outer cathode terminal has an upper portion, a lower portion and a connecting portion. One of the upper portion and the lower portion is longer than a remaining one of the upper portion and the lower portion in the predetermined direction. The outer mold covers the capacitor element so that each of the outer anode terminal and the outer cathode terminal is partially exposed to an outside of the solid electrolytic capacitor.
    Type: Grant
    Filed: April 13, 2022
    Date of Patent: October 17, 2023
    Assignee: TOKIN CORPORATION
    Inventors: Hitoshi Takata, Masami Ishijima, Satoshi Abe, Kazuaki Saito
  • Patent number: 11782014
    Abstract: Disclosed are internal electrolyte layers for ion selective electrodes, wherein the internal electrolyte layers contain carbon paste doped with a metal salt. Also disclosed are ion selective electrodes and sensor array assemblies containing the internal electrolyte layers. Also disclosed are methods of producing and using the internal electrolyte layers, ion selective electrodes, and sensor array assemblies.
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: October 10, 2023
    Assignee: Siemens Healthcare Diagnostics Inc.
    Inventors: Wei Zhang, Robert Bergquist, Amir Dolaty, Todd Andrade, Amanda Whittaker
  • Patent number: 11777127
    Abstract: Provided is a microbial fuel cell including a cathode and an anode, wherein the cathode includes a waterproof gas diffusion layer including a siloxane and a catalyst layer including a binder, wherein a surface of the gas diffusion layer opposite the catalyst layer contacts air, and the anode includes electrogenic bacteria. Also provided is a method for making a microbial fuel cell, including fabricating a cathode, wherein fabricating includes disposing a siloxane solution onto a surface of a substrate, wherein the siloxane solution includes a siloxane and a solvent, drying the siloxane solution to form a waterproof gas diffusion layer, and placing the gas diffusion layer on a catalyst layer including a binder, and facing an anode with the cathode whereby the gas diffusion layer faces away from the anode and contacts air.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: October 3, 2023
    Assignee: MICROGANIC TECHNOLOGIES, INC.
    Inventors: Brent A. Solina, Alex Carlton
  • Patent number: 11776747
    Abstract: A multilayer ceramic capacitor include: a ceramic body including first and second surfaces opposing each other and third and fourth surfaces connecting the first and second surfaces; a plurality of internal electrodes disposed inside the ceramic body and exposed to the first and second surfaces, the plurality internal electrodes each having one end exposed to the third or fourth surface; and first and second side margin portions disposed on sides of the internal electrodes exposed to the first and second surfaces. A dielectric composition of the first and second side margin portions is different from a dielectric composition of the ceramic body, and a dielectric constant of the first and second side margin portions is lower than a dielectric constant of the ceramic body.
    Type: Grant
    Filed: May 19, 2022
    Date of Patent: October 3, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Berm Ha Cha, Soo Kyong Jo, Hwi Dae Kim, Jong Ho Lee
  • Patent number: 11764405
    Abstract: In a lithium ion secondary battery element, a positive electrode and a negative electrode are overlapped on each other so that a positive electrode active material layer with a generally rectangular shape in the positive electrode and a negative electrode active material layer with a generally rectangular shape in the negative electrode are overlapped on each other substantially perfectly and a positive electrode active material non-applied part of the positive electrode and a negative electrode active material non-applied part of the negative electrode are positioned on opposing sides of the rectangle. A border part between the negative electrode active material applied part and the negative electrode active material non-applied part is positioned closer to a peripheral side of a negative electrode current collector than a peripheral part of a positive electrode current collector.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: September 19, 2023
    Assignee: AESC Japan Ltd.
    Inventors: Yosuke Kita, Aika Kimura, Toshihiro Horiuchi
  • Patent number: 11763998
    Abstract: A solid electrolytic capacitor comprising a capacitor element that contains a sintered porous anode body formed from a valve metal powder having a specific charge of about 50,000 ?F*V/g or more, a dielectric that overlies the anode body, and a solid electrolyte that overlies the dielectric that includes a conductive polymer is provided. The capacitor exhibits a normalized aged leakage current of about 8% or less and an anomalous charging current of about 1 amp or less.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: September 19, 2023
    Assignee: KYOCERA AVX Components Corporation
    Inventors: Pavel Kucharczyk, Miloslav Uher, Jan Petrzilek
  • Patent number: 11764392
    Abstract: A battery assembly is disclosed. The battery assembly can include a first electrode disposed in a first substrate section and a second electrode disposed in a second substrate section. The battery assembly can also include an adhesive that bonds the first substrate section to the second substrate section. The adhesive partially defines a chamber between the first and second electrodes. The battery assembly can also include an electrolyte disposed in the chamber between the first and second electrodes.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: September 19, 2023
    Assignee: ANALOG DEVICES, INC.
    Inventors: Kelvin Po Leung Pun, Vikram Venkatadri, David Frank Bolognia, Chee Wah Cheung
  • Patent number: 11763999
    Abstract: An electrolytic capacitor includes an anode body having a porous structure, an anode lead partially embedded in the anode body, a dielectric layer formed on a surface of the anode body, and a cathode part that covers at least part of the dielectric layer. The anode body has a first region in which first particles sintered together and a second region in which second particles sintered together. The average particle diameter D1 of the first particles is smaller than the average particle diameter D2 of the second particles. The volume-based pore diameter distribution of the anode body with the dielectric layer has a first peak in a range of less than or equal to 0.5 ?m in pore diameter, and a second peak in a range of more than 0.5 ?m in pore diameter.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: September 19, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yukiyasu Sugihara, Norihiko Ogata, Kazuhide Gotou, Yuma Yano, Yuki Ueda, Takeshi Minamiura, Masayuki Hogiri
  • Patent number: 11756738
    Abstract: An electrolytic capacitor includes a capacitor element, an exterior body covering the capacitor element, an anode terminal electrically connected to an anode body of the capacitor element, and a cathode terminal electrically connected to a cathode portion of the capacitor element. Each of the anode terminal and the cathode terminal includes a connection portion in contact with the capacitor element, a lead-out portion led out from the connection portion to an outer surface of the exterior body, and an external terminal portion disposed along the outer surface of the external body and having an exposed surface exposed from the external body. At least a part of a covered portion of the lead-out portion, the covered portion being covered with the exterior body, has a cross-sectional shape including a chamfered shape corner portion in a cross section parallel to a surface region of the outer surface of the exterior body where the lead-out portion is led out.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: September 12, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventor: Hidenori Uematsu
  • Patent number: 11721494
    Abstract: A supercapacitor apparatus within a sealed housing to provide a high-voltage EDLC energy storage unit includes cells stacked on one another, with each cell having a set of supercapacitors that are interconnected within the apparatus in a parallel-series configuration to provide an internally balanced energy storage unit that is capable of stand-off voltages of 10 volts or higher. The energy storage unit does not require balancing resistors or more complicated external balancing circuitry. The electrodes of the supercapacitors are comprised of carbon nanotubes and graphene nanoplatelets.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: August 8, 2023
    Assignee: THE RESEARCH FOUNDATION FOR THE STATE UNIVERSITY OF NEW YORK
    Inventors: Vladimir Samuilov, Vyacheslav Solovyov, Zemfira Abutalibova
  • Patent number: 11712751
    Abstract: Fabricating a capacitor includes performing an oxide formation operation on a sheet of material. The oxide formation operation forms an anode metal oxide on an anode metal. A thermal compression is performed on the sheet of material after the oxide formation operation is performed. The thermal compression applies thermal energy to the sheet of material while applying pressure to the sheet of material. After the thermal compression, the capacitor is assembled such that at least one electrode in the capacitor includes at least a portion of the sheet of material.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: August 1, 2023
    Assignee: Pacesetter. Inc.
    Inventors: Kurt J. Erickson, Jeffrey Jon Allison, John Moore, Thomas F. Strange, David R. Bowen
  • Patent number: 11715606
    Abstract: A method of manufacturing a solid electrolytic capacitor according to the exemplary embodiment of the present disclosure includes a step of exposing a cathode body end portion, which is a portion of a cathode body, from an exterior body covering the cathode body, which is a conductor, and forming a contact electrode, which is a metal film, on the exposed cathode body end portion.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: August 1, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takahiro Kumakawa, Renki Yamazaki
  • Patent number: 11699800
    Abstract: Provided is a microbial fuel cell including a cathode and an anode, wherein the cathode includes a waterproof gas diffusion layer including a siloxane and a catalyst layer including a binder, wherein a surface of the gas diffusion layer opposite the catalyst layer contacts air, and the anode includes electrogenic bacteria. Also provided is a method for making a microbial fuel cell, including fabricating a cathode, wherein fabricating includes disposing a siloxane solution onto a surface of a substrate, wherein the siloxane solution includes a siloxane and a solvent, drying the siloxane solution to form a waterproof gas diffusion layer, and placing the gas diffusion layer on a catalyst layer including a binder, and facing an anode with the cathode whereby the gas diffusion layer faces away from the anode and contacts air.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: July 11, 2023
    Assignee: MICROGANIC TECHNOLOGIES, INC.
    Inventors: Brent A. Solina, Alex Carlton
  • Patent number: 11688554
    Abstract: A tantalum capacitor includes: first and second surfaces facing in a first direction, third and fourth surfaces facing in a second direction, and fifth and sixth surfaces facing in a third direction; a tantalum body having one surface through which a tantalum wire is exposed in the first direction; and a substrate on which the tantalum body is mounted, wherein the substrate may be an organic-inorganic composite substrate.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: June 27, 2023
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jin Ho Hong, Hyun Sub Oh, Youn Soo Kim, Hong Kyu Shin, Hee Sung Choi
  • Patent number: 11681393
    Abstract: One variation of a system for detecting inputs at a computing device includes: a substrate including top layer and bottom layers, an array of capacitance sensors arranged on the bottom layer, and an array of support locations adjacent the capacitance sensors; a touch sensor surface arranged over the top layer of the substrate; an array of spring elements coupled to the support locations, configured to couple the substrate to a chassis, and configured to yield to displacement of the substrate downward toward the chassis responsive to forces applied to the touch sensor surface; a coupling plate configured to couple to the chassis adjacent the spring elements and effect capacitance values of the capacitance sensors responsive to displacement of the substrate toward the coupling plate; and a controller configured to interpret force magnitudes of inputs on the touch sensor surface based on capacitance values of the capacitance sensors.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: June 20, 2023
    Assignee: Sensel Inc.
    Inventors: Ilya Daniel Rosenberg, Ninad Sathe, Eric Rosales
  • Patent number: 11637231
    Abstract: Disclosed are an organic thermoelectric material and a thermoelectric generator including the same. More particularly, the thermoelectric generator includes an ionically conductive active layer containing a polyanion including an anionic group and a counter cation in a repeat unit thereof; a conductive polymer; and a polyvalent crosslinking agent as a single molecule including a plurality of acid functional groups. First and second electrodes are disposed to be connected to the ionically conductive active layer.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: April 25, 2023
    Assignees: KOOKMIN UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATION, UNIST (Ulsan National Institute of Science and Technology)
    Inventors: Ju-Won Jeon, Sung-Yeon Jang
  • Patent number: 11616269
    Abstract: A secondary battery according to an embodiment of the present invention for solving the above problems includes: an electrode assembly formed by alternately stacking an electrode and a separator; a battery case accommodating the electrode assembly within a cup part of the battery case; a piezoelectric element disposed outside the cup part, the piezoelectric element being configured to receive a pressure when the battery case expands in volume, thereby supplying power to the piezoelectric element; and a punching part that has a sharp end that extends toward a target location on the battery case, the punching part being configured to punch a hole in the target location of the battery case when the power is applied to the piezoelectric element.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: March 28, 2023
    Inventors: Han Young Lee, Ji Su Lee
  • Patent number: 11600449
    Abstract: The present invention relates to a process for the production of a layer composition (10) with an electrically conductive layer (11), comprising the process steps: a) provision of a substrate (12) with a substrate surface (13); b) formation of a polymer layer (14) comprising an electrically conductive polymer (15) on at least a part of the substrate surface (13); c) application of a liquid stabilizer phase, comprising a stabilizer and a liquid phase, to the polymer layer (14) from process step b), wherein the stabilizer phase comprises less than 0.2 wt. %, based on the stabilizer phase, of the electrically conductive polymer, wherein the stabilizer is an aromatic compound with at least two OH groups, and a layer composition (10) and uses thereof.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: March 7, 2023
    Assignee: HERAEUS PRECIOUS METALS GMBH & CO. KG
    Inventors: Akio Ishikawa, Udo Merker, Klaus Wussow, Katrin Asteman
  • Patent number: 11588207
    Abstract: A heat-resistant separator for an electrochemical element in which the thickness of the separator is reduced while maintaining the balance between the short circuit resistance, resistance, electrolyte impregnation performance, and electrolyte retention performance of the separator. A separator for an electrochemical element includes beaten cellulose fibers, wherein the value obtained by dividing the average value for the distance between the center point of a cellulose stem fiber constituting part of the separator and the center point of another cellulose stem fiber nearest to said cellulose stem fiber by the thickness of the separator is 0.80 to 1.35.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: February 21, 2023
    Assignee: NIPPON KODOSHI CORPORATION
    Inventors: Atsushi Igawa, Takumi Ichimura, Norihiro Wada
  • Patent number: 11587739
    Abstract: A chip-style conductive polymer capacitor and a method for packaging the same, wherein the capacitor includes a chip-style conductive polymer capacitor element, a substrate, and a packaging material layer; the chip-style conductive polymer capacitor element is provided on the substrate and includes an anode tantalum core, an anode terminal, an anode base electrode, a dielectric layer, a cathode layer, and a cathode base electrode; the anode tantalum core and the cathode layer are separated by the dielectric layer; the anode terminal is made of a tantalum metal chip or a tantalum-niobium alloy chip, and has a rectangle or rounded rectangle cross section. The packaging method herein enables a vacuum injection molding packaging structure or a spray coating packaging structure covering a full range of a packaging thickness from 0.3 to 10 mm, realizes arrayed packaging with high efficiency, and ensures the electrical performance and reliability of the product.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: February 21, 2023
    Assignee: Dongguan Sunlord Electronics Co., Ltd.
    Inventors: Zhaoxiong Qi, Youyun Li, Taibiao Zeng, Fan Yang
  • Patent number: 11574880
    Abstract: The present disclosure relates to an electronic device with an integral filtering component. The electronic device includes a semiconductor component, an insulating layer, at least one contact plug, and a filtering component. The insulating layer is disposed on the semiconductor component. The contact plug penetrates through the insulating layer. The filtering component is disposed on the insulating layer and the contact plug. The filtering component includes a bottom electrode, an isolation layer, a top electrode, and a dielectric layer. The bottom electrode is divided into a first segment connected to the contact plug and a second segment separated from the first segment. The isolation layer is disposed on the bottom electrode, the top electrode is disposed in the isolation layer, and the dielectric layer is disposed between the bottom electrode and the top electrode.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: February 7, 2023
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventors: Hsih-Yang Chiu, Ting-Cih Kang
  • Patent number: 11551876
    Abstract: A pressure relief valve and an electrolytic capacitor, including: a valve seat, wherein an exhaust passage is formed, an installation groove arranged on the top which communicates with the passage; a blocking cover, movably arranged on the groove between an open and a closed position for opening and closing the passage, a sealing ring arranged between the bottom of the cover and the groove, wherein at least part of the bottom wall forms a guide surface, which extends from the center of the cover radially outward and upward obliquely to the radial edge. The valve can be suitable for the installation of the capacitor to reduce the internal gas pressure therein, maintain the internal gas pressure within a safe range, and at the same time reduce the bulging of the bottom of the capacitor, so that the core package and the bottom are closely attached to achieve effective heat dissipation.
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: January 10, 2023
    Assignee: DONGGUAN HEC TECH R&D CO., LTD.
    Inventors: Gang Li, Weifu Dong, Yingfeng Yu, Fengrong He, Mingxing Fu
  • Patent number: 11545305
    Abstract: An electrolytic capacitor includes a capacitor element, a solid electrolyte layer, an electrolyte solution. The capacitor element has an anode foil with a dielectric layer, and a cathode foil. The solid electrolyte layer is provided between the anode foil and the cathode foil. And the capacitor element is impregnated with the electrolyte solution. The cathode foil includes a covering layer that contains at least one metal selected from titanium and nickel or a compound of the at least one metal. And the solid electrolyte layer contains a conductive polymer, a polymer dopant, and a base component.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: January 3, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Tatsuji Aoyama, Kazuhiro Takatani, Kazunari Imamoto, Yoshiaki Ishimaru