Patents Examined by Maria Laios
  • Patent number: 10693195
    Abstract: Provided is a rechargeable battery. The rechargeable battery includes an electrode assembly, an electrolyte immersing the electrode assembly therein, a case assembly accommodating the electrode assembly and the electrolyte, and an absorbing member disposed in the electrode assembly to absorb stress applied to the inside of the electrode assembly when the electrode assembly is expanded.
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: June 23, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Jin Uk Do, Ju Bin Kim, Sang Sok Jung
  • Patent number: 10686185
    Abstract: The present disclosure relates to a carbon nanotube dispersion including entangled-type carbon nanotubes, a dispersion medium, and partially hydrogenated nitrile rubber having a residual double bond (RDB) value of 0.5% by weight to 40% by weight calculated according to the following Mathematical Formula 1, wherein dispersed particle diameters of the carbon nanotubes have particle size distribution D50 of 2 ?m to 5 ?m, a method for preparing the same, and methods for preparing electrode slurry and an electrode using the same.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: June 16, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Houngsik Yoo, Jong Won Lee, Dong Hyun Kim, Gyemin Kwon, Byoung Hoon Ahn, Yelin Kim, Sang Hoon Choy, Hyeon Choi, Jungkeun Yoo
  • Patent number: 10686202
    Abstract: A method is provided for determining a spatial distribution (Rx,yf) of a parameter of interest (R) representative of the electrical power production of an electrochemical cell, including steps of determining the spatial distribution (Rx,yf) the parameter of interest (R) depending on a spatial distribution (Qx,ye) of a second thermal quantity (Qe) estimated beforehand from a spatial distribution (Tx,yc) of a set-point temperature (Tc) and from a spatial distribution (Dx,yr) of a first thermal quantity (Dr).
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: June 16, 2020
    Assignee: Commissariat A L'Energie Atomique et aux Energies Alternatives
    Inventors: Fredy-Intelligent Nandjou Dongmeza, Jean-Philippe Poirot-Crouvezier, Fabrice Micoud, Mathias Gerard, Christophe Robin, Lara Jabbour, Remi Vincent
  • Patent number: 10686189
    Abstract: The present invention provides a negative electrode material for a non-aqueous electrolyte secondary battery, comprising negative electrode active material particles containing a silicon compound expressed by SiOx at least partially coated with a carbon coating where 0.5?x?1.6. The negative electrode active material particles have a negative zeta potential and exhibiting fragments of CyHz compound in an outermost surface layer of the silicon compound when subjected to TOF-SIMS. This negative electrode material can increase the battery capacity and improve the cycle performance and battery initial efficiency. The invention also provides a negative electrode active material layer, a negative electrode, and a non-aqueous electrolyte secondary battery using this material, and a method of producing this material.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: June 16, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Hiromichi Kamo, Kohta Takahashi, Takakazu Hirose, Masahiro Furuya, Hiroki Yoshikawa
  • Patent number: 10686190
    Abstract: A negative electrode active material includes particles of negative electrode active material, wherein the particles of negative electrode active material contain particles of silicon compound containing silicon compound (SiOx:0.5?x?1.6), the particles of negative electrode active material contain crystalline Li2SiO3 in at least a part thereof, and the particles of negative electrode active material satisfy the following formula 1 and formula 2 between an intensity A of a peak derived from Li2SiO3, an intensity B of a peak derived from Si, an intensity C of a peak derived from Li2Si2O5, and an intensity D of a peak derived from SiO2, which are obtained from a 29Si-MAS-NMR spectrum. Thus a negative electrode active material capable of increasing a battery capacity, and improving the cycle characteristics and initial charge/discharge characteristics when used as a negative electrode active material of the lithium ion secondary battery is provided.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: June 16, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Takakazu Hirose, Hiromichi Kamo
  • Patent number: 10680251
    Abstract: A solid oxide fuel cell, system including the same, and method of using the same, the fuel cell including an electrolyte disposed between an anode and a cathode. The anode includes a first layer including a metallic phase and a ceramic phase, and a second layer including a metallic phase. The metallic phase of the second layer includes a metal catalyst and a dopant selected from Al, Ca, Ce, Cr, Fe, Mg, Mn, Nb, Pr, Ti, V, W, or Zr, any oxide thereof, or any combination thereof. The second layer may also include a ceramic phase including ytterbia-ceria-scandia-stabilized zirconia (YCSSZ).
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: June 9, 2020
    Assignee: BLOOM ENERGY CORPORATION
    Inventors: Michael Gasda, Emad El Batawi, Tad Armstrong, Vijay Radhakrishnan, Jonathan Scholl
  • Patent number: 10673097
    Abstract: Solid-state battery structures, particularly solid-state lithium-based battery structures, which are fast charging and have a high capacity are provided. Notably, fast charging, high capacity solid-state battery structures are provided that include a plurality of solid-state-thin-film batteries that are stacked one atop the other, or that include an array of interconnected solid-state thin-film batteries, or that contain a solid-state thin-film battery located on physically exposed surfaces of fin structures.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: June 2, 2020
    Assignee: International Business Machines Corporation
    Inventors: Joel P. de Souza, Yun Seog Lee, Ning Li, Devendra K. Sadana
  • Patent number: 10665864
    Abstract: The present disclosure is directed to preventing generation of side reactions at a negative electrode, inhibiting an increase in resistance, and improving productivity. An electrode assembly is provided including: a negative electrode including a negative electrode current collector having a negative electrode tab at one end, and a negative electrode active material layer formed on a surface thereof; a positive electrode including a positive electrode current collector having a positive electrode tab at one end, and a positive electrode active material layer formed on a surface thereof; and a separator interposed between the positive and negative electrodes, and including a coating layer containing a conductive material and a polymer binder on the top surface of the negative electrode active material layer, wherein the coating layer is spaced apart from the top end, where the negative electrode tab is formed, and the bottom end by a predetermined distance.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: May 26, 2020
    Assignee: LG Chem, Ltd.
    Inventor: Hyuk-Su Kim
  • Patent number: 10665838
    Abstract: To easily specify the position of a defect in a separator, a method for producing a separator original sheet (12b) includes the steps of: forming a separator original sheet (12b) including a separator original sheet (12c) and a heat-resistant layer coated on the separator original sheet (12c); detecting a defect (D) in the separator original sheet (12b); and recording information including information on a position of the defect (D) which position is a position in the width direction of the separator original sheet (12b).
    Type: Grant
    Filed: January 30, 2015
    Date of Patent: May 26, 2020
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Koichiro Watanabe, Tatsuya Kataoka, Koji Kashu
  • Patent number: 10665866
    Abstract: A method of preparing an electrode for use in a biophotovoltaic device, comprising the steps of: coating a self-assembled film on a substrate using Langmuir-Blodgett technique; and immersing the coated substrate into an microalgae culture, followed by incubating thereof to grow microalgae thereon hence obtaining a biofilm, characterised in that the self-assembled film is derived from graphene.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: May 26, 2020
    Assignee: UNIVERSITY OF MALAYA
    Inventors: Periasamy Vengadesh, Siew Moi Phang, Fong Lee Ng, Mussoddiq Muhammad, Adrian C. Fisher, Yunus Kamran
  • Patent number: 10665872
    Abstract: A fuel cell stack including a plurality of electricity generation units fastened by means of a plurality of fastening members. Each electricity generation unit includes a single cell, and a sealing member sandwiched between two other members thereby sealing one of the anode chamber and the cathode chamber. The surface of the sealing member included in at least one electricity generation units, the surface facing either of the two other members, has a surface roughness Ra of 3.0 ?m or less.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: May 26, 2020
    Assignee: NGK SPARK PLUG CO., LTD.
    Inventors: Nobuyuki Hotta, Hideki Ishikawa, Shunta Ohashi, Yasuki Izutsu
  • Patent number: 10658671
    Abstract: The present disclosure provides a polymer protecting layer, a lithium metal negative electrode, a lithium secondary battery. In the lithium secondary battery of the present disclosure, a polymer protecting layer comprising a polymer ionic liquid is coated on a surface of a lithium metal sheet.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: May 19, 2020
    Assignee: Ningde Amperex Technology Limited
    Inventors: Chengyong Liu, Bingbin Wu, Yongsheng Guo, Ziqi Yi, Li An
  • Patent number: 10658660
    Abstract: A nickel-metal hydride battery is provided with a positive electrode and a negative electrode including hydrogen absorbing alloys. The hydrogen absorbing alloys of the negative electrode include a first hydrogen absorbing alloy and a second hydrogen absorbing alloy having a higher hydrogen equilibrium dissociation pressure than the first hydrogen absorbing alloy. Each hydrogen absorbing alloy includes an element A having high affinity for hydrogen and an element B having low affinity for hydrogen. The ratio of a substance amount of the element B to a substance amount of the element A is greater in the second hydrogen absorbing alloy than the first hydrogen absorbing alloy.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: May 19, 2020
    Assignee: PRIMEARTH EV ENERGY CO., LTD.
    Inventors: Suguru Muraki, Yuki Sakito, Hiroyuki Sakamoto
  • Patent number: 10658695
    Abstract: A battery has a prismatic metal housing that includes a rectangular base having a base inner side and a base outer side, a rectangular cover having a cover inner side and a cover outer side, the size and shape of which substantially correspond to that of the base, and four rectangular side elements connecting the base and the cover and each have an inner side and an outer side. The at least one individual cell is a winding having a first and a second end face and the first end face faces in the direction of the base and the second end face faces in the direction of the cover. Conductor vanes electrically connect to the base of the metal housing exit from the first end face. These are fixed to an electrically conductive collecting and positioning means inserted into a receiving means in the base of the metal housing and fixed therein.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: May 19, 2020
    Assignee: VARTA Microbattery GmbH
    Inventors: Rolf Brenner, Juergen Ernsperger
  • Patent number: 10658693
    Abstract: A flow battery includes a first liquid containing a first electrode mediator dissolved therein, a first electrode immersed in the first liquid, a first active material immersed in the first liquid, and a first circulation mechanism that circulates the first liquid between the first electrode and the first active material. The first electrode mediator includes a carbazole derivative, and the carbazole derivative has a substituent at positions 3, 6, and 9 of a carbazole skeleton thereof.
    Type: Grant
    Filed: October 11, 2017
    Date of Patent: May 19, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventor: Honami Nariyama
  • Patent number: 10658647
    Abstract: The present disclosure provides a secondary battery and a battery module. The secondary battery includes: a shell having an opening; an electrode assembly including a first electrode plate, a second electrode plate, and a separator; a cap assembly including a cap plate and a first electrode terminal; a lower insulator located at a side of the cap plate away from the terminal board; and a wiring board including a main body portion and an extension portion, wherein the main body portion is located at a side of the lower insulator away from the cap plate and connected to the first electrode plate, the extension portion extends into the electrode lead-out hole and connected to the first electrode terminal, the first electrode plate is electrically connected to the first electrode terminal through the wiring board, and the first electrode terminal does not extend beyond a lower surface of the lower insulator.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: May 19, 2020
    Assignee: Contemporary Amperex Technology Co., Limited
    Inventors: Quankun Li, Peng Wang, Taosheng Zhu, Baisong Chen
  • Patent number: 10651511
    Abstract: Provided is a wound cell, formed by winding of a first and second separator, a first and second electrode plate from start ends thereof, outermost circle of second electrode plate includes second single-side coated area, surface of which facing center of the wound cell is second blank current collector area not coated with second active material, portion of first electrode plate opposite to second blank current collector area includes first single-side coated area, surface of which away from the center of the wound cell is first blank current collector area not coated with first active material; tail end of first electrode plate contains first blank foil area, portion of second electrode plate opposite to first blank foil area contains second blank foil area; start ends of first and second single-side coated area are located at two opposite sides in thickness direction of the cell.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: May 12, 2020
    Assignee: NINGDE AMPEREX TECHNOLOGY LIMITED
    Inventors: Liangzhen Xiao, Qiao Zeng, Kefei Wang
  • Patent number: 10651491
    Abstract: The invention relates to a method for reducing fouling in a microbial fuel cell. The method comprises feeding of an influent comprising organic substance(s) into the microbial fuel cell (MFC), which comprises an anode and a cathode connected through an external electrical circuit with each other. Organic substance(s) are converted into electrical energy in the microbial fuel cell by using microorganisms, such as exoelectrogenic bacteria, and a treated flow is removed from the microbial fuel cell. A cleaning agent composition is fed simultaneously with the influent to the microbial fuel cell. The invention relates also to the cleaning agent composition and its use.
    Type: Grant
    Filed: August 24, 2016
    Date of Patent: May 12, 2020
    Assignee: Kemira Oyj
    Inventors: Mehrdad Hesampour, Hannele Havansi, Pirjo Vainio, Kirsi Kilponen
  • Patent number: 10644292
    Abstract: A battery wiring module is attached to a cell group including an arrangement of a plurality of cells having positive pole and negative pole electrode terminals. The battery wiring module is provided with: a plurality of connection members connecting the positive pole and negative pole electrode terminals of adjacent cells of the plurality of cells; and a flexible printed board including a plurality of voltage sensing wires for sensing voltages of the plurality of cells via the plurality of connection members. Each of the voltage sensing wires has an electric current limiting element provided somewhere therealong to limit a flow of overcurrent in the voltage sensing wires. The electric current limiting element is connected to the voltage sensing wires at a portion which is overcoated with an insulating resin.
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: May 5, 2020
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO ELECTRIC PRINTED CIRCUITS, INC., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shinichi Takase, Nobuyuki Matsumura, Toshifumi Uchita, Yusuke Suzuki, Junta Katayama
  • Patent number: 10644353
    Abstract: A non-aqueous secondary battery including an electrolyte solution that contains a lithium salt and a non-aqueous solvent, a positive electrode, and a negative electrode, wherein a basis weight of a positive-electrode active material layer included in the positive electrode is 8 to 100 mg/cm2, and/or, a basis weight of a negative-electrode active material layer included in the negative electrode is 3 to 46 mg/cm2, and wherein the electrolyte solution has an ion conductivity at 25° C. of 15 mS/cm or more.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: May 5, 2020
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Naoki Matsuoka, Takehiro Koga, Hitoshi Shobukawa