Patents Examined by Alex Usyatinsky
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Patent number: 9728792Abstract: A composition for filling an ion exchange membrane, a method of preparing the ion exchange membrane, the filled ion exchange membrane, and a redox flow battery using the filled ion exchange membrane. The composition includes an ion conductive material and a water soluble support.Type: GrantFiled: May 13, 2015Date of Patent: August 8, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Myung-jin Lee, Joung-won Park, Jun-young Mun, Duk-jin Oh
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Patent number: 9722222Abstract: A battery module includes a plurality of battery cells, a holder, and a bus-bar. The plurality of battery cells are arranged along one direction, and each of the plurality of battery cells includes a terminal and a vent at an upper surface. The holder is on the plurality of battery cells and has an opening through which the terminal is exposed. The bus-bar is has a portion in the opening of the holder and electrically couples adjacent ones of the plurality of battery cells. The holder includes a bus-bar fastening portion at an area corresponding to the terminal and an exhaust portion at an area corresponding to the vent. The bus-bar fastening portion and the exhaust portion are integrally formed.Type: GrantFiled: December 2, 2014Date of Patent: August 1, 2017Assignee: Samsung SDI Co., Ltd.Inventors: Tae-Yong Kim, Seong-Joon Park, Jong-Han Rhee, Jun-Woo Cho, Shi-Dong Park
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Patent number: 9722239Abstract: According to one embodiment, there is provided a negative electrode. The negative electrode includes a negative electrode layer. The negative electrode layer contains a titanium composite oxide and a carboxymethyl-cellulose compound. The carboxymethyl-cellulose has a degree of etherification of 1 or more and 2 or less. The negative electrode layer has a density of 2.2 g/cm3 or more.Type: GrantFiled: March 7, 2014Date of Patent: August 1, 2017Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Mitsuru Ishibashi, Takuya Iwasaki, Kazuhiro Yasuda, Yorikazu Yoshida, Hiroki Inagaki, Norio Takami
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Patent number: 9716254Abstract: Provided are a pack main body of a substantially rectangular parallelepiped shape in which a battery cell is embedded, and a terminal portion provided on a front face of the pack main body. The pack main body includes bevelled portions at corner portions formed by a top face and a bottom face and opposite side faces. The terminal portion is provided, in a protruding manner, on the front face at a position biased with respect to center lines in a width direction and a height direction. The corner portions on one side have a chamfered shape and the corner portions on the other side have a rounded shape.Type: GrantFiled: July 16, 2014Date of Patent: July 25, 2017Assignee: Sony CorporationInventors: Mieko Hara, Jiro Moriya, Tomomaru Ueda, Michihito Kobayashi, Toshiyuki Okada, Hideki Kamiya
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Patent number: 9711785Abstract: Provided is a negative electrode slurry composition including a binder resin, a water-soluble polymer, and a negative electrode active material, wherein the binder resin including (A) a styrene-butadiene copolymer latex having a gel amount of 70 to 98% and having a glass transition temperature in dynamic viscoelasticity measurement with a single peak at ?30° C. to 60° C. and (B) a polymer latex formed of a hetero-phase structure having a glass transition temperature in dynamic viscoelasticity measurement with at least one peak at ?100° C. to 10° C. and having a glass transition temperature in dynamic viscoelasticity measurement with at least one peak at 10° C. to 100° C., and the negative electrode active material including a carbon-based active material and a silicon-based active material.Type: GrantFiled: June 6, 2013Date of Patent: July 18, 2017Assignee: ZEON CORPORATIONInventors: Kenya Sonobe, Naoki Takahashi, Norikazu Yamamoto, Yusuke Adachi
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Patent number: 9711794Abstract: Disclosed is a lithium secondary battery that includes an anode coated with an anode mixture including an anode active material, a cathode coated with a cathode mixture including a cathode active material, and a non-aqueous electrolyte, wherein the anode mixture includes, as aqueous binders, carboxymethyl cellulose (CMC) having a degree of substitution of a hydroxyl group (—OH) with a carboxymethyl group (—CH2CO2H) of 0.7 to 1.2, a molecular weight (Mn) of 500,000 to 900,000, and a pH of 6.5 to 8.0 and styrene-butadiene rubber (SBR) having a particle diameter of 90 nm to 150 nm and a tensile strength of 90 kgf to 160 kgf, and the anode has an electrode coating amount of 10 to 20 mg/cm2 and that enhances electrode processability and reduces a swelling phenomenon.Type: GrantFiled: February 7, 2013Date of Patent: July 18, 2017Assignee: LG Chem, Ltd.Inventors: Chang-Wan Koo, Byoung Hoon Ahn, Joon Sung Bae, Jae Bin Chung
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Patent number: 9706671Abstract: The invention relates to a device for holding power storage assemblies (3), arranged side by side in a power storage module, in position, the device including: a plate (1) made of an electrically insulating material and extending along a main plane (P); recesses (2) provided in the plate, wherein each recess is to receive a respective power storage assembly such that the longitudinal axis of the storage assembly extends perpendicular to the main plane (P); and at least one holder made of an insulating material and intended for receiving an electrical connection means for electrically connecting at least one power storage assembly to an electronic board of the module.Type: GrantFiled: April 30, 2013Date of Patent: July 11, 2017Assignee: BLUE SOLUTIONSInventors: Anne-Claire Juventin, Laurent Le Gall
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Patent number: 9705156Abstract: A method for manufacturing lithium-ion battery modules, including the following: positioning an elastic plastic device between at least two cells of a battery module; path-controlled compression of the at least two cells of the battery module and of the elastic plastic device situated between the at least two cells. Also described is a corresponding lithium-ion battery module.Type: GrantFiled: March 11, 2013Date of Patent: July 11, 2017Assignee: Robert Bosch GmbHInventor: Niko Dorsch
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Patent number: 9698438Abstract: A ventilation apparatus includes: a controller that determines whether insulation resistance between a fuel cell stack and an enclosure including the fuel cell stack is equal to or smaller than a preset value, and varies a degree of opening of a valve provided between an inlet provided on one side of the enclosure and an air blower injecting air to an interior of the enclosure through the inlet based on the determination.Type: GrantFiled: December 3, 2014Date of Patent: July 4, 2017Assignees: Hyundai Motor Company, Wooshin Industrial Co., Ltd.Inventors: Jung Han Yu, Jung Do Suh, Young Bum Kum, Duck Whan Kim, Chang Jun Lee, Tae Min Lee, Yong Woo Choi
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Patent number: 9698406Abstract: An electrode assembly and a method of manufacturing the same are provided. The electrode assembly includes an electrode stack including at least one anode, at least one cathode, and at least one separation film and a plurality of cathode tabs and a plurality of anode tabs for electrically connecting the electrode stack. In this case, the electrode tabs are arranged to allow the electrode tabs having the same polarity to be electrically connected to one another while a portion of the electrode tabs having the same polarity are arranged so as not to overlap one another on the same plane.Type: GrantFiled: January 7, 2014Date of Patent: July 4, 2017Assignee: LG Chem, Ltd.Inventors: Young-Hoon Kim, Sung-Jin Kwon, Soon-Ho Ahn, Dong-Myung Kim, Ki-Woong Kim, Seung-Min Ryu
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Patent number: 9692056Abstract: Batteries having improved current collection are provided. In some implementations, an electrode structure of a battery may include an active material and two or more current collectors in electrical communication with the active material. In some implementations, an electrode structure of a battery may include two or more current collector layers. According to various implementations, the electrode structure may or may not include a current collector substrate. In some implementations, a battery anode includes a current collector substrate in electronic contact with nanostructured active material. In order to ensure that electronic communication between the active material and the current collector substrate is maintained throughout the life of the battery, a second electronically conductive path is provided in the form of a current collector layer over the nanostructured active material. The additional layer is thin and electronically conductive, and does not interfere adversely with battery operation.Type: GrantFiled: April 15, 2013Date of Patent: June 27, 2017Assignee: Amprius, Inc.Inventors: Zuqin Liu, Song Han
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Patent number: 9685665Abstract: A thermal priority fuel cell power plant includes a cell stack assembly for generating an electrical power output. The cell stack assembly includes an anode, a cathode, and a waste heat recovery loop. The waste heat recovery loop is configured to remove waste heat generated from the electrochemical reaction and is thermally coupled to the cell stack assembly for managing the waste heat of the cell stack assembly and for supplying thermal power to a thermal load demand. The waste heat recovery loop includes a heat exchanger in heat exchange relationship with the coolant outlet conduit and the thermal load demand. A controller is operatively associated with the cell stack assembly and the waste heat recovery loop. The controller controls the operation of the cell stack assembly by adjusting a fuel cell power plant parameter responsive to the thermal load demand.Type: GrantFiled: August 16, 2010Date of Patent: June 20, 2017Assignee: DOOSAN FUEL CELL AMERICA, INC.Inventors: Sitaram Ramaswamy, Paul R. Margiott, Paul R. Hanrahan, Mithun Kamat
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Patent number: 9673463Abstract: A control arrangement in a fuel cell system for producing electricity with fuel cells, the fuel cell system including means for recirculating fuel through the anode sides of the fuel cells, and at least one system controller in a control processor for controlling the operation of the fuel cell system. The control arrangement includes means for performing a substantially asynchronous chemical reaction rates calculation process of at least one of fuel composition and fuel flow rate to accomplish information in a substantially iterative process on at least recirculation ratio of the fuel recirculation through anodes and means for generating, in a substantially synchronous process with the system controller process, fuel utilization (FU) information and Carbon formation information by utilizing the latest available recirculation ratio information provided by said asynchronous process.Type: GrantFiled: December 14, 2012Date of Patent: June 6, 2017Assignee: CONVION OYInventors: Matti Noponen, Kim Åström
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Patent number: 9673482Abstract: A solid electrolyte glass at least including: at least one alkali metal element; a phosphorus (P) element; a sulfur (S) element; and one or more halogen elements selected from I, Cl, Br and F; wherein the solid electrolyte glass has two exothermic peaks that are separated from each other in a temperature range of 150° C. to 350° C. as determined by differential scanning calorimetry (in a dry nitrogen atmosphere at a temperature-elevating speed of 10° C./min from 20 to 600° C.).Type: GrantFiled: November 5, 2013Date of Patent: June 6, 2017Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Takayoshi Kambara, Hiroyuki Higuchi, Hiroyuki Tamura, Masaru Nakagawa, Tadanori Junke
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Patent number: 9673471Abstract: A method for the production of a biofilm at the surface of an electrode in a liquid medium containing bacteria and a substrate for growth of the bacteria, in which a system of electrodes constituted of two electrodes, which are connected to a direct electric current source, is used, these two electrodes are placed in the medium and a predetermined and constant potential difference is applied between the electrodes, by virtue of which biofilms form at the surface of the electrodes. Resulting electrodes and biocells.Type: GrantFiled: May 27, 2009Date of Patent: June 6, 2017Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.), UNIVERSITE CLAUDE BERNARD LYON 1, ECOLE CENTRALE DE LYONInventors: Timothy Vogel, Jean-Michel Monier, Naoufel Haddour
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Patent number: 9673440Abstract: According to one embodiment, there is provided a battery including a case, a lid, an electrode group, an intermediate lead, and a terminal lead. The electrode group has an end face opposed to the lid and includes current collector tabs extending from the end face. The intermediate lead contains an electrode group joint and a lead joint. The terminal lead is electrically connected to the lid and the lead joint of the intermediate lead. Each of the current collector tabs has a tip portion whose width in the direction perpendicular to the extending direction is narrow. The tip portion thereof is electrically connected to the electrode group joint.Type: GrantFiled: March 6, 2014Date of Patent: June 6, 2017Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Haruchika Ishii, Eiki Kashiwazaki, Souichi Hanafusa, Natsuki Toyota, Toshifumi Shimizu, Yasuaki Hara, Tatsuya Shinoda
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Patent number: 9666904Abstract: The present invention relates to a secondary battery, comprising an electrode element in which a positive electrode and a negative electrode are opposed to each other, and an electrolyte solution, wherein the negative electrode active material comprises a metal alloyable with lithium and/or a metal oxide capable of intercalating/deintercalating lithium ions, and the electrolyte solution is a nonaqueous electrolyte solution comprising an electrolyte salt dissolved in a nonaqueous solvent, and comprises a carbonyl compound represented by the following formula (1): wherein two R1s may be the same or different from each other, and each independently represents hydrogen atom, substituted or unsubstituted alkyl group, cycloalkyl group, alkenyl group, alkynyl group, substituted or unsubstituted aromatic group, oxyalkylene group, substituted or unsubstituted alkoxy group, cycloalkyloxy group, alkenyloxy group, alkynyloxy group, substituted or unsubstituted aromatic oxy group, or oxyalkyleneoxy group.Type: GrantFiled: June 10, 2013Date of Patent: May 30, 2017Assignee: NEC CorporationInventors: Masahiro Suguro, Midori Shimura
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Patent number: 9660269Abstract: The present invention provides positive and negative electrodes, for a lithium secondary battery, allowing a battery to be quickly and fully charged in a very short period of time, for example, within one minute and allowing the battery to be used for vehicles at low temperatures. An organic electrolytic solution is permeated into an electrode group formed by winding positive and negative electrodes or by laminating the positive and negative electrodes one upon another with a separator being interposed therebetween to repeatingly occlude and release lithium ions. The positive electrode active substance and the negative electrode active substance have at least one phase selected from among a graphene phase and an amorphous phase as a surface layer thereof. An activated carbon layer is formed on a surface of the positive electrode active substance and that of the negative electrode active substance.Type: GrantFiled: January 16, 2013Date of Patent: May 23, 2017Assignee: SEI CORPORATIONInventors: Takehiko Sawai, Shinji Saito, Kazuma Hanai
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Patent number: 9660256Abstract: A storage element for a solid electrolyte battery is provided, having a main member including a porous ceramic matrix in which particles that are made of a first metal and/or a metal oxide and jointly form a redox couple are embedded. The storage element further includes particles made of another metal and/or an associated metal oxide, the other metal being electrochemically more noble than the first metal.Type: GrantFiled: September 4, 2012Date of Patent: May 23, 2017Assignee: SIEMENS AKTIENGESELLSCHAFTInventors: Katrin Benkert, Carsten Schuh, Thomas Soller
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Patent number: 9653752Abstract: A secondary battery includes: a cathode; an anode; and a gel electrolyte. The gel electrolyte includes an electrolytic solution and a polymer compound. The electrolytic solution includes an unsaturated cyclic ester carbonate represented by the following Formula (1), where X is a divalent group in which m number of >C?CR1-R1 and n number of >CR3R4 are bonded in any order; each of R1 to R4 is one of a hydrogen group, a halogen group, a monovalent hydrocarbon group, a monovalent halogenated hydrocarbon group, a monovalent oxygen-containing hydrocarbon group, and a monovalent halogenated oxygen-containing hydrocarbon group; any two or more of the R1 to the R4 are allowed to be bonded to one another; and m and n satisfy m?1 and n?0.Type: GrantFiled: December 11, 2012Date of Patent: May 16, 2017Assignee: Sony CorporationInventors: Masayuki Ihara, Tadahiko Kubota