Patents Examined by Carlos Barcena
  • Patent number: 10797272
    Abstract: A pouch cell includes a generally rectangular cell housing formed of a metal laminated film, an electrode assembly that is sealed within the cell housing, and an elastic restraint that surrounds a plate stack of the electrode assembly.
    Type: Grant
    Filed: September 28, 2016
    Date of Patent: October 6, 2020
    Assignees: Robert Bosch Battery Systems LLC, Robert Bosch GmbH
    Inventor: Robert Schoenherr
  • Patent number: 10797292
    Abstract: An energy storage device includes: an electrode assembly formed by stacking plates; and a first conductive member welded to one of both surfaces of a converged portion on an end portion of the electrode assembly without covering the converged portion from an end portion side, wherein a welding surface of a welded portion where the electrode assembly and the first conductive member are welded to each other is disposed at a position recessed from an outer surface of the first conductive member.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: October 6, 2020
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Hirokazu Kambayashi, Kazuto Maeda
  • Patent number: 10797346
    Abstract: A solid polymer electrolyte includes a matrix prepared by subjecting an alkoxysilane compound having a urethane bond represented by Structural Formula 1 below and an alkoxysilane compound represented by Structural Formula 2 below to a sol-gel reaction; and a lithium salt dispersed in the matrix, and The solid polymer electrolyte composition is configured such that silsesquioxane is linked to a polycarbonate diol-based polymer chain having a urethane bond. The solid polymer electrolyte exhibits superior compatibility, stability, flexibility, mechanical properties and ionic conductivity.
    Type: Grant
    Filed: November 12, 2018
    Date of Patent: October 6, 2020
    Assignee: Korea Institute of Industrial Technology
    Inventors: Ki Young Kim, Bong Sang Cho, Jun Choi, Ji San Jeong, Kyung Min Kim, Seong Kwan Kim, Yong Pyo Lee
  • Patent number: 10781225
    Abstract: The present disclosure is directed to a phosphorus-modified ionic liquid compound, the synthesis thereof and an electrochemical cell electrolyte containing the cyclic phosphorus-modified ionic liquid compound.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: September 22, 2020
    Assignee: NOHMS Technologies, Inc.
    Inventors: Surya S. Moganty, John Sinicropi, Yue Wu, David Steele, Gabriel Torres, Rutvik Vaidya
  • Patent number: 10784538
    Abstract: Described here is a multifunctional energy storage (MES) composite comprising (a) a stack of energy storage materials and (b) one or more structural facesheets sandwiching the stack of energy storage materials, wherein the stack of battery materials is perforated by (c) one or more reinforcements, and wherein the reinforcements are bonded to the structural facesheets. Also described here is a MES composite comprising (a) a stack of energy storage materials, (b) one or more structural facesheets sandwiching the stack of energy storage materials, and (c) one or more reinforcements perforated by the stack of energy storage materials, wherein the reinforcements are bonded to the structural facesheets.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: September 22, 2020
    Assignee: The Board of Trustees of the Leland Stanford Junior University
    Inventors: Fu Kuo Chang, Raphael Gerard Christian Nardari, Purim Ladpli
  • Patent number: 10784487
    Abstract: A battery pack for an electric vehicle may include a plurality of battery cells arranged into one or more rows. Each of the plurality of battery cells may include a first terminal and a second terminal, and the plurality of battery cells may include a subset of battery cells with the first terminal oriented in a same direction in the battery pack. The battery pack may also include a busbar configured to conduct electrical energy to and from at least the subset of battery cells. The busbar may include a plurality of cutouts positioned over the first terminals of the subset of battery cells, and a plurality of tabs that springably contact the respective first terminal. A method of building a battery pack with a busbar connection is also presented.
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: September 22, 2020
    Assignee: Thunder Power New Energy Vehicle Development Company Limited
    Inventor: Yung-Kang Yang
  • Patent number: 10777806
    Abstract: An energy storage device including a first electrode comprising lithium, a second electrode comprising a metal diboride, an electrolyte disposed between the first electrode and the second electrode and providing a conductive pathway for lithium ions to move to and from the first electrode and the second electrode, and a separator within the electrolyte and between the first electrode and the second electrode. A method of forming an energy storage device including forming a first electrode to include lithium, forming a second electrode to include a metal diboride, disposing an electrolyte between the first electrode and the second electrode, the electrolyte providing a conductive pathway for lithium ions to move to and from the first electrode and the second electrode, and disposing a separator within the electrolyte and between the first electrode and the second electrode.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: September 15, 2020
    Assignees: Baker Hughes, a GE company, LLC, William Marsh Rice University
    Inventors: Zhou Zhou, Keiko Kato, Ganguli Babu, Valery N. Khabashesku, Pulickel M. Ajayan
  • Patent number: 10773486
    Abstract: A battery including, as a separator, a functional layer including a layered double hydroxide that contains Ni, Al, Ti and Zn, and has an atomic ratio Zn/(Ni+Ti+AI+Zn) of 0.04 or more determined by an energy dispersive X-ray analysis (EDS).
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: September 15, 2020
    Assignee: NGK Insulators, Ltd.
    Inventors: Sho Yamamoto, Shohei Yokoyama
  • Patent number: 10763488
    Abstract: The present disclosure includes a lithium-ion battery module that has a housing and a plurality of lithium-ion battery cells disposed in the housing. Each of the plurality of lithium-ion battery cells includes a first terminal with a first polarity, a second terminal with a second polarity opposite to the first polarity, an overcharge protection assembly, and a casing electrically coupled to the first terminal such that the casing has the first polarity, where the casing has an electrically conductive material. The lithium-ion battery module also includes a vent of the overcharge protection assembly electrically coupled to the casing and a conductive component of the overcharge protection assembly electrically coupled to the second terminal, and the vent is configured to contact the conductive component to cause a short circuit and to vent a gas from the casing into the housing when a pressure in the casing reaches a threshold value.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: September 1, 2020
    Assignee: CPS Technology Holdings LLC
    Inventors: Xugang Zhang, Jason D. Fuhr, Peter A. Selthafner, David R. Boone
  • Patent number: 10763544
    Abstract: A solid electrolyte material having high ion conductivity and a all-solid-state lithium-ion secondary battery using this solid electrolyte material are provided. The solid electrolyte material has a garnet-related structure crystal represented by the chemical composition Li7?x?yLa3Zr2?x?yTaxNbyO12 (0.05?x+y?0.2, x?0, y?0), which belongs to an orthorhombic system and a space group belonging to Ibca. The solid electrolyte material has lithium-ion conductivity at 25° C. of at least 1.0×10?4 S/cm. Also, in this solid electrolyte material, the lattice constants are 1.29 nm?a?1.32 nm, 1.26 nm?b?1.29 nm, and 1.29 nm?c?1.32 nm, and three 16f sites and one 8d site in the crystal structure are occupied by lithium-ions. The all-solid-state lithium-ion secondary battery has a positive electrode, a negative electrode, and a solid electrolyte, the solid electrolyte comprising this solid electrolyte material.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: September 1, 2020
    Assignee: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Naoki Hamao, Kunimitsu Kataoka, Junji Akimoto
  • Patent number: 10756347
    Abstract: Composites of silicon and various porous scaffold materials, such as carbon material comprising micro-, meso- and/or macropores, and methods for manufacturing the same are provided. The compositions find utility in various applications, including electrical energy storage electrodes and devices comprising the same.
    Type: Grant
    Filed: October 8, 2018
    Date of Patent: August 25, 2020
    Assignee: Group14 Technologies, Inc.
    Inventors: Avery J. Sakshaug, Henry R. Costantino, Aaron M. Feaver, Leah A. Thompkins, Katharine Geramita, Benjamin E. Kron, Sarah Fredrick, Farshid Afkhami, Adam Strong
  • Patent number: 10749185
    Abstract: Disclosed is a secondary battery. The secondary battery includes an electrode assembly having a plurality of unit electrode bodies, each electrode body including a positive electrode plate having a plurality of positive electrode uneven grooves into which a positive electrode active material is inserted, a negative electrode plate having a plurality of negative electrode uneven grooves located to face the positive electrode uneven grooves so that a negative electrode active material is inserted therein, and a unit separator interposed between the positive electrode plate and the negative electrode plate; and a case having an accommodation portion in which the electrode assembly and an electrolyte are accommodated, wherein the positive electrode plate and the negative electrode plate are symmetrical to each other on the basis of the unit separator.
    Type: Grant
    Filed: July 4, 2017
    Date of Patent: August 18, 2020
    Assignee: LG Chem, Ltd.
    Inventor: Min-Kyung Kim
  • Patent number: 10727491
    Abstract: A battery, including a cathode, an anode, an electrolyte; the cathode including a cathode active material capable of reversibly intercalating-deintercalating ions; the anode including an anode current collector that does not participate in the electrochemical reaction; the electrolyte including a solvent capable of dissolving solute, the solute being ionized to at least an active ions that can be reduced to a metallic state during a charge cycle and be oxidized from the metallic state to the dissolved ion state during a discharge cycle and/or an intercalation-deintercalation ions that can deintercalate from the cathode active material during the charge cycle and intercalate into the cathode active material during the discharge cycle; the anode further comprising an anode active material formed on the anode current collector capable of being oxidized and dissolved to active ion state during the discharge cycle.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: July 28, 2020
    Assignees: Positec Power Tools (Suzhou) Co. Ltd.
    Inventors: Pu Chen, Jing Wang, Yang Liu
  • Patent number: 10727455
    Abstract: A power storage device includes an electrode assembly including a first electrode and a second electrode, a first collector terminal connected to the first electrode, a second collector terminal connected to the second electrode, an accommodation case which accommodates the electrode assembly, and an insulating film arranged between the accommodation case and the electrode assembly. The first collector terminal is higher in electrical conduction resistance than the second collector terminal. The insulating film is provided with a first cut at a position adjacent to the first collector terminal and a second cut at a position adjacent to the second collector terminal. The first cut is smaller in area than the second cut.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: July 28, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Keiichiro Kobayashi, Shingo Yamane
  • Patent number: 10720685
    Abstract: A metal air battery according to one embodiment of the present invention includes a pair of air cathodes having planar shapes respectively, which have a first bonding portion bonded along edges of the pair of the air cathodes and are disposed to face each other; a pair of separators disposed in contact with the pair of the air cathodes; an anode having a planar shape disposed between the pair of the separators and electrically insulated from the pair of the air cathodes; and then a zinc gel disposed in an accommodation space between the pair of the air cathodes. The accommodation space is a space formed by elastic deformation of the pair of the air cathodes.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: July 21, 2020
    Assignees: MEET CO., LTD., DUCKJIN CO., LTD.
    Inventors: Dong Soo Baik, Hee Taek Lee, Jung Hwan Lee, Dae Hee Lee
  • Patent number: 10714737
    Abstract: A main object of the present disclosure is to provide an all solid lithium battery with excellent capacity durability. The above object is achieved by providing an anode layer to be used in an all solid lithium battery, the anode layer comprising: a metal particle capable of being alloyed with Li, as an active material; and the metal particle has two kinds or more of crystal orientation in one particle.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: July 14, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Mitsutoshi Otaki, Norihiro Ose, Shigenori Hama
  • Patent number: 10714789
    Abstract: An all-solid state battery including at least one short-circuit current shunt part and a plurality of electric elements, the short-circuit current shunt part and the electric elements being stacked, wherein the shunt part includes a first and a second current collector layers, and an insulating layer between the first and second current collector layers, all being stacked, each of the electric elements includes a cathode current collector layer, a cathode material layer, a solid electrolyte layer, an anode material layer, and an anode current collector layer, all of these layers being stacked, the first current collector layer connected with the cathode current collector layer, the second current collector layer connected with the anode current collector layer, the electric elements are electrically connected with each other in parallel, and a plurality of sheets of metal foil, the one being arranged on a side wherein a nail penetrates in nail penetration testing.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: July 14, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hajime Hasegawa, Norihiro Ose, Hideaki Nishimura
  • Patent number: 10714751
    Abstract: A negative electrode for a lithium ion secondary battery including a current collector and a negative electrode active material layer on the current collector, wherein the negative electrode active material layer includes: a first composite particle with a first graphite core particle and a first non-graphite-based carbon material coating a surface thereof; and a second composite particle with a second graphite core particle and a second non-graphite-based carbon material coating a surface thereof, and wherein an average particle diameter of the first composite particles is 5-30 ?m; an average particle diameter of the second composite particles is 2-25 ?m, and is smaller than the average particle diameter of the first composite particles; the mixing ratio of the first composite particle A and the second composite particle B is 50:50-95:5 in mass ratio; and a density of the negative electrode active material layer is 1.4-1.7 g/cm3.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: July 14, 2020
    Assignee: Envision AESC Energy Devices, Ltd.
    Inventor: Kouzou Takeda
  • Patent number: 10700368
    Abstract: A high-temperature operation fuel cell system includes a cell stack; a reformer; a raw material supplier supplying a raw material to the reformer; a water supplier supplying reforming water; an air supplier supplying electric power generation air; a combustion chamber in which an off-gas from the cell stack is combusted and which heats the cell stack and the reformer; an igniter igniting the off-gas in the combustion chamber; and a controller. In a start-up sequence, the controller controls so that the raw material is supplied to the reformer, the electric power generation air is supplied to the cell stack, the off-gas is ignited by the igniter, and after the ignition, the supply of the reforming water is started, and after the supply of the reforming water is started, the controller further controls the air supplier to increase the flow rate of the electric power generation air in a stepwise manner.
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: June 30, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Jin Zhang, Shigenori Onuma, Takashi Kakuwa, Masashi Morita
  • Patent number: 10680234
    Abstract: A cathode for a lithium-sulfur (Li—S) battery is described herein, which comprises elemental sulfur (e.g., S8) and an electroactive polyanthraquinone-containing binder. In some embodiments, the cathode also includes a conductive carbon material in addition to the sulfur and binder. Also described herein is a Li—S battery comprising the cathode, in combination with a metallic lithium-containing anode, a lithium conductive separator membrane between the anode and the cathode, and a liquid electrolyte comprising a lithium salt dissolved in a non-aqueous organic solvent.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: June 9, 2020
    Assignee: UCHICAGO ARGONNE, LLC
    Inventors: Chen Liao, Ka-Cheong Lau