Patents Examined by Julian Anthony
  • Rechargeable battery pack
    Patent number: 9564621
    Abstract: A rechargeable battery pack includes a case with first and second openings, the first and second openings facing each other, a plurality of unit cells in the case, each unit cell including a rechargeable battery and having a longitudinal direction extending from the first opening of the case toward the second opening of the case, a first cover coupled to the first opening of the case, the first cover selectively connecting via elastic members terminals of the unit cells facing the first opening, and a second cover coupled to the second opening of the case, the second cover connecting via elastic members terminals of the unit cells facing the second opening in correspondence to terminals connected through the first cover.
    Type: Grant
    Filed: January 8, 2014
    Date of Patent: February 7, 2017
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kwang-Soo Bae
  • Conductivity control in electrochemical cells
    Patent number: 9559348
    Abstract: Electrochemical cells having desirable electronic and ionic conductivities, and associated systems and methods, are generally described.
    Type: Grant
    Filed: January 8, 2014
    Date of Patent: January 31, 2017
    Assignee: Sion Power Corporation
    Inventors: Karthikeyan Kumaresan, Yuriy V. Mikhaylik
  • Negative electrode material for sodium secondary battery and method for producing same, negative electrode for sodium secondary batter, and sodium secondary battery
    Patent number: 9553308
    Abstract: Problem. Provided is a negative electrode material for a sodium secondary battery and its manufacturing method, and a negative electrode for a sodium secondary battery, and a sodium secondary battery, wherein the negative electrode material can have excellent cycle characteristics while maintaining high discharge capacity. Solution. A negative electrode material for a sodium secondary battery according to the present invention includes sulfide or sulfide composite body containing sulfur and antimony, and as necessary further includes the following component(s) of (i): (i) at least one or more element(s) selected from a group consisting of Sn, As, Bi, Ge, Ga, Pb, and C, wherein when a component(s) of (i) is included, the ratio of each of the above described components is sulfur: 10 to 70 mol %, antimony: 10 to 70 mol %, and (i): 3 to 60 mol %.
    Type: Grant
    Filed: November 1, 2012
    Date of Patent: January 24, 2017
    Assignees: ISUZU GLASS CO., LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Koichiro Ikeda, Yuta Ikeuchi, Takashi Mukai, Tetsuo Sakai, Taichi Sakamoto, Kunihiko Tani, Kiichiro Yamaguchi, Naoto Yamashita
  • Lead-acid battery
    Patent number: 9553335
    Abstract: A lead-acid battery improving the charge acceptance in an initial stage, suppressing the decrease of the charge acceptance for a long time use of the battery and having a long life is provided. In a lead-acid battery using a paste type negative plate prepared by filling a past form negative active material using a lead powder as a starting material in a collector made of a lead alloy, a flake graphite and a condensate of bisphenols and aminobenzene sulfonic acid are contained in the negative active material. The average primary particle diameter of the flake graphite is 10 ?m or more and 220 ?m or less, preferably, 100 ?m or more and 220 ?m or less. The content of the flake graphite is preferably from 0.5 mass parts to 2.7 mass parts and, more preferably, from 1.1 mass parts to 2.2 mass parts based on 100 mass parts of the negative active material (spongy metallic lead) in a fully charged state.
    Type: Grant
    Filed: December 21, 2010
    Date of Patent: January 24, 2017
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Koji Kogure, Masatoshi Toduka
  • Battery pack
    Patent number: 9553295
    Abstract: Provided is a battery pack in which a terminal stand having electrode terminals of battery modules inserted and connected thereinto is formed at one side of a sub plate in which the battery modules are seated, such that the battery modules are easily electrically connected to each other and are attachable and detachable.
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: January 24, 2017
    Assignee: SK Innovation Co., Ltd.
    Inventors: Sangyeon Kim, Yun Nyoung Lee
  • Lithium ion batteries with high energy density, excellent cycling capability and low internal impedance
    Patent number: 9552901
    Abstract: Batteries with particularly high energy capacity and low internal impedance have been described herein. The batteries can exhibit extraordinary long cycling with acceptable low amounts of fade. Pouch batteries using high specific capacity lithium rich metal oxide as positive electrode material combined with graphitic carbon anode can reach an energy density of at least about 180 Wh/kg at a rate of C/3 from 4.35V to 2V at room temperature while having a room temperature areas specific DC resistance of no more than about 75 ohms-cm2 at 20% SOC based on a full charge to 4.35V. High specific capacity lithium rich metal oxide with specific stoichiometry ranges used in these batteries are disclosed.
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: January 24, 2017
    Assignee: Envia Systems, Inc.
    Inventors: Shabab Amiruddin, Subramanian Venkatachalam, Bing Li, Charles Bowling, Yezi Bei, Deepak Kumaar Karthikeyan, Herman Lopez, Sujeet Kumar
  • Structural composite battery with fluidic port for electrolyte
    Patent number: 9543078
    Abstract: According to the invention there is provided a fluidic port (8-9) for a refillable structural composite electrical energy storage device (1), and a method of producing same. The device may be a battery or supercapacitor with first and second electrodes (2,3) which are separated by a separator structure (6), wherein the device contains an electrolyte (4) which may further contain active electrochemical reagents. The fluidic port allows the addition, removal of electrolyte fluids, and venting of any outgassing by products.
    Type: Grant
    Filed: June 6, 2013
    Date of Patent: January 10, 2017
    Assignee: BAE SYSTEMS PLC
    Inventors: Martyn John Hucker, Jason Karl Rew, Michael Dunleavy
  • Battery cell module, battery, and motor vehicle
    Patent number: 9543550
    Abstract: A battery cell module includes a plurality of battery cells, in particular lithium-ion battery cells which are arranged in a packet and each of which has a substantially prismatic cell housing. Each cell housing has the three dimensions: housing height, housing width, and housing depth. Two of the dimensions are carried out in a substantially identical manner in all the battery cells of the battery cell module, and the third dimension is carried out differently in at least two battery cells of the battery cell module. A battery includes said battery cell module and a motor vehicle includes said battery.
    Type: Grant
    Filed: May 17, 2011
    Date of Patent: January 10, 2017
    Assignees: Robert Bosch GmbH, Samsung SDI Co., Ltd.
    Inventors: Ralf Angerbauer, Conrad Bubeck
  • Lead-acid battery construction
    Patent number: 9543589
    Abstract: Batteries comprise a carbon fiber electrode construction of the invention and have improved DCA and/or CCA, and/or may maintain DCA with an increasing number of charge-discharge cycles, and thus may be particularly suitable for use in hybrid vehicles.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: January 10, 2017
    Assignee: ARCACTIVE LIMITED
    Inventors: Shane Christie, Yoon San Wong, Grigory Titelman, John Abrahamson
  • Method for manufacturing negative electrode active material for non-aqueous electrolyte secondary battery
    Patent number: 9537142
    Abstract: The present invention is a method for manufacturing a negative electrode active material for a non-aqueous electrolyte secondary battery. The method includes depositing silicon on a substrate by vapor deposition by using a metallic silicon as a raw material, the substrate having a temperature controlled to 300° C. to 800° C. under reduced pressure; and pulverizing and classifying the deposited silicon. The resulting negative electrode active material composed of silicon particles is an active material useful as a negative electrode of a non-aqueous electrolyte secondary battery in which high initial efficiency and high battery capacity of silicon are kept, cycle performance is superior, and an amount of a change in volume decreases at the time of charge and discharge.
    Type: Grant
    Filed: April 15, 2015
    Date of Patent: January 3, 2017
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventor: Tetsuo Nakanishi
  • Fuel cell system with interconnect
    Patent number: 9531013
    Abstract: The present invention includes a fuel cell system having a plurality of adjacent electrochemical cells formed of an anode layer, a cathode layer spaced apart from the anode layer, and an electrolyte layer disposed between the anode layer and the cathode layer. The fuel cell system also includes at least one interconnect, the interconnect being structured to conduct free electrons between adjacent electrochemical cells. Each interconnect includes a primary conductor embedded within the electrolyte layer and structured to conduct the free electrons.
    Type: Grant
    Filed: June 15, 2011
    Date of Patent: December 27, 2016
    Assignee: LG Fuel Cell Systems Inc.
    Inventor: Zhien Liu
  • Fuel cell system with interconnect
    Patent number: 9525181
    Abstract: The present invention includes an integrated planar, series connected fuel cell system having electrochemical cells electrically connected via interconnects, wherein the anodes of the electrochemical cells are protected against Ni loss and migration via an engineered porous anode barrier layer.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: December 20, 2016
    Assignee: LG Fuel Cell Systems Inc.
    Inventors: Zhien Liu, Richard Goettler
  • All solid state battery
    Patent number: 9525192
    Abstract: The main object of the present invention is to provide an all solid state battery suitable for high rate charging. The present invention solves the problem by providing an all solid state battery including a battery element having a cathode active material layer, an anode active material layer, and a solid electrolyte layer formed between the cathode active material layer and the anode active material layer, characterized in that the anode active material layer contains graphite as an anode active material and a sulfide solid electrolyte, the graphite has a hardness of 0.36 GPa or more by a nanoindentation method, and the battery element is confined at a pressure more than 75 kgf/cm2.
    Type: Grant
    Filed: July 24, 2012
    Date of Patent: December 20, 2016
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Norihiro Ose, Hiroshi Nagase
  • Array frame design for electrified vehicle battery arrays
    Patent number: 9508966
    Abstract: A battery pack according to an exemplary aspect of the present disclosure includes, among other things, a tray, an array frame positioned above the tray and that houses at least one battery cell and a retention clip mounted to the tray and engageable with a portion of the array frame. One of the portion and the retention clip is flexible and the other of the portion and the retention clip is rigid.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: November 29, 2016
    Assignee: FORD GLOBAL TECHNOLOGIES, LLC
    Inventors: Rohit Gunna, Patrick Daniel Maguire
  • Fuel cell system and operation method thereof
    Patent number: 9502724
    Abstract: A fuel cell system may be capable of reducing an adverse influence which acts on a fuel cell at the time of restarting the fuel cell after emergency shutdown of operation of the fuel cell. A fuel cell system includes a fuel cell, a fuel gas supply unit, an oxygen-containing gas supply unit, a storage unit that stores whether shutdown of operation of the fuel cell is normal shutdown or emergency shutdown, and a control unit that controls at least the fuel gas supply unit and the oxygen-containing gas supply unit. The control unit, in emergency shutdown, controls the fuel gas supply unit at a time of restarting the fuel cell after the shutdown of the fuel cell so as to reduce an amount of fuel gas supplied to the fuel cell to be less than that at a time of restarting the fuel cell after normal shutdown.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: November 22, 2016
    Assignee: KYOCERA CORPORATION
    Inventors: Takashi Ono, Takashi Shigehisa
  • Button cells and method of producing same
    Patent number: 9496581
    Abstract: A button cell includes a housing cup and a housing top separated from one another by an insulating seal and which form a housing with a flat bottom and a flat top parallel to it, and an electrode-separator assembly within the housing including flat layer positive and negative electrodes and connected to one another by a flat separator, wherein the layers are aligned essentially at right angles to the flat bottom and the flat top and the electrode-separator assembly is a spiral winding having end faces defining side surfaces of the spiral winding facing in an axial direction relative to the flat bottom and the flat top, and one of the electrodes connects to the flat bottom or the flat top via an output conductor including a thin film resting flat between an end face of the spiral winding and the flat top or the flat bottom.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: November 15, 2016
    Assignee: Varta Microbattery GmbH
    Inventors: Eduard Pytlik, Jürgen Lindner, Ulrich Barenthin, Winfried Gaugler
  • Nonaqueous electrolyte solution and nonaqueous electrolyte battery using same
    Patent number: 9496585
    Abstract: The present invention relates to a nonaqueous electrolyte solution comprising a lithium salt and a nonaqueous organic solvent, wherein the nonaqueous electrolyte solution comprises a specific sulfonic acid ester.
    Type: Grant
    Filed: April 18, 2013
    Date of Patent: November 15, 2016
    Assignee: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Shuhei Sawa, Minoru Kotato, Kunihisa Shima, Masamichi Onuki, Youichi Ohashi, Kazuki Watanabe
  • Storage structure of an electrical energy storage cell
    Patent number: 9496546
    Abstract: A storage structure of an electrical energy storage cell is provided having an active storage material, wherein the active storage material has a particle size distribution which has a d5 value of at least 0.1 ?m and a d50 value of between 0.8 ?m and 1.1 ?m, wherein the d95 value of the particle size distribution is lower than 10 ?m.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: November 15, 2016
    Assignee: Siemens Aktiengesellschaft
    Inventors: Harald Landes, Carsten Schuh, Thomas Soller
  • Electrolyte and rechargeable lithium battery including the same
    Patent number: 9490502
    Abstract: An electrolyte for a rechargeable lithium battery, the electrolyte including a lithium salt, a non-aqueous organic solvent, a first additive represented by Chemical Formula 1, and a second additive represented by Chemical Formula 2 is disclosed. A rechargeable lithium battery including the electrolyte is also disclosed. The structures and definitions of the Chemical Formulae 1 and 2 are the same as described in the detailed description.
    Type: Grant
    Filed: January 8, 2014
    Date of Patent: November 8, 2016
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sun-Il Park, Young-Kee Kim, Sumihito Ishida
  • Positive active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery including same
    Patent number: 9490483
    Abstract: In an aspect, a positive active material for a rechargeable lithium battery that includes a lithium composite oxide including a Fe-containing compound phase and a Li-containing compound phase, a method of preparing the same, and a rechargeable lithium battery including the same are provided.
    Type: Grant
    Filed: April 18, 2013
    Date of Patent: November 8, 2016
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ji-Hyun Kim, Yong-Chan You, Han-Eol Park