Patents Examined by Matthew Van Oudenaren
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Patent number: 9879344Abstract: Disclosed herein is an electrode active material for a secondary battery, and more particularly to an electrode active material comprising a porous silicon oxide-based composite and the method for preparing a porous silicon oxide-based composite.Type: GrantFiled: August 3, 2012Date of Patent: January 30, 2018Assignee: LG Chem, Ltd.Inventors: Yong Ju Lee, Yoon Ah Kang, Mi Rim Lee, Jung Woo Yoo, Je Young Kim
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Patent number: 9865851Abstract: A battery module has a cell unit including battery cells, a positive external terminal electrically connected to a positive side of the battery cells through a positive electro conductive member, and a negative external terminal electrically connected to a negative side of the battery cells. The positive electro conductive member extends a first surface which is one of surfaces of the cell unit. The negative electro conductive member extends of a second surface which is one of surfaces of the cell unit other than the first surface.Type: GrantFiled: April 3, 2014Date of Patent: January 9, 2018Assignee: GS YUASA INTERNATIONAL LTD.Inventors: Shogo Tsuruta, Masamitsu Tononishi, Ryutaro Nishikawa
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Patent number: 9859572Abstract: A non-woven gas diffusion substrate including: (i) a non-woven carbon fiber web; (ii) a carbon particulate material; and 10 (iii) a hydrophobic binder characterized in that the non-woven gas diffusion substrate further includes a conductive material having a x:y aspect ratio from 0.01 to 100, a x:z aspect ratio of at least 500 and a y:z aspect ratio of at least 500.Type: GrantFiled: October 17, 2012Date of Patent: January 2, 2018Assignee: Technical Fibre Products LimitedInventors: Rosemary Fisher, Ian Roy Harkness, Jonathan David Brereton Sharman, Michael Jeschke
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Patent number: 9853285Abstract: Provided are a method of fabricating an anode for lithium-sulfur batteries and a lithium-sulfur battery. The method includes: mixing a carbon raw material and a binder; obtaining a carbon layer by preparing the mixture of the carbon raw material and the binder in the form of a layer; drying the carbon layer; forming a carbon thin layer by compressing the dried carbon layer; and stacking the carbon thin layer on an anode for lithium-sulfur batteries.Type: GrantFiled: August 14, 2013Date of Patent: December 26, 2017Assignee: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Yong-Tae Kim, Tae-Gyung Jeong, Hyung-Sun Kim
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Patent number: 9831479Abstract: The battery is sealed by a sealing member including a safety valve for exhausting the gas generated in the battery to the outside of the battery when the pressure in the battery is increased. A part of the sealing member is formed of a member having a melting point lower than that of high-temperature gas generated in the abnormal time and having a ratio of an area of an opening of the battery case to an area of a gas exhaust hole is 3.0×10?5 or more and 9.1×10?3 or less.Type: GrantFiled: September 26, 2013Date of Patent: November 28, 2017Assignee: SANYO ELECTRIC CO., LTD.Inventors: Keisuke Shimizu, Masato Fujikawa, Tomohiko Yokoyama, Kyosuke Miyata, Koki Inoue
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Patent number: 9825280Abstract: An electrochemical cell includes an anode, a semi-solid cathode, and a separator disposed therebetween. The semi-solid cathode includes a porous current collector and a suspension of an active material and a conductive material disposed in a non-aqueous liquid electrolyte. The porous current collector is at least partially disposed within the suspension such that the suspension substantially encapsulates the porous current collector.Type: GrantFiled: September 7, 2012Date of Patent: November 21, 2017Assignee: 24M Technologies, Inc.Inventors: Yet-Ming Chiang, William Craig Carter, James C. Cross, III, Ricardo Bazzarella, Naoki Ota
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Patent number: 9819042Abstract: Systems and methods are provided for incorporating molten carbonate fuel cells into a heat recovery steam generation system (HRSG) for production of electrical power while also reducing or minimizing the amount of CO2 present in the flue gas exiting the HRSG. An optionally multi-layer screen or wall of molten carbonate fuel cells can be inserted into the HRSG so that the screen of molten carbonate fuel cells substantially fills the cross-sectional area. By using the walls of the HRSG and the screen of molten carbonate fuel cells to form a cathode input manifold, the overall amount of duct or flow passages associated with the MCFCs can be reduced.Type: GrantFiled: July 8, 2014Date of Patent: November 14, 2017Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Paul J. Berlowitz, Timothy Andrew Barckholtz, Frank Hershkowitz
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Patent number: 9812690Abstract: A sealed battery includes a current-collecting terminal member; a gasket that electrically insulates a lid member and the current-collecting terminal member from each other; and a connection member that connects the current-collecting terminal member and an external terminal member. The connection member and the current-collecting terminal member are connected by swaging the second end of the current-collecting terminal member to an insertion hole of the connection member. The lid member has a lid-side protruded portion that compresses the gasket. The current-collecting terminal member has a terminal-side protruded portion that compresses the gasket. A gasket-side area of the lid-side protruded portion, a gasket-side area of the terminal-side protruded portion, and an area of a surface of the current-collecting terminal member which faces and contacts the gasket, except the terminal-side protruded portion, are different in size from each other.Type: GrantFiled: December 19, 2013Date of Patent: November 7, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Tomohiro Ono
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Patent number: 9806336Abstract: Provided is a positive electrode for nonaqueous electrolyte secondary batteries including a positive electrode mixture layer formed of a positive electrode mixture paste containing a positive electrode active material. The positive electrode active material has a particle diameter of 2 ?m or more and less than 7 ?m. The positive electrode mixture layer includes a first mixture layer in which a maximum diameter of pores formed between particles of the positive electrode active material is more than 1.0 ?m and 5.0 ?m or less, and a second mixture layer in which a maximum diameter of the pores is 1.0 ?m or less. The second mixture layer is arranged closer to the current collector than the first mixture layer. A ratio of a thickness of the first mixture layer to a thickness of the second mixture layer is more than 0.1 and 1.0 or less.Type: GrantFiled: September 21, 2012Date of Patent: October 31, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tatsuya Hashimoto, Yusuke Fukumoto, Keisuke Ohara, Yuji Yokoyama
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Patent number: 9799868Abstract: A separator for a non-aqueous secondary battery includes a porous substrate and an adhesive porous layer provided on one or both sides of the porous substrate, the adhesive porous layer including a polyvinylidene-fluoride resin and a filler whose difference between a particle diameter at 90% cumulative volume and a particle diameter at 10% cumulative volume is 2 ?m or less, and the adhesive porous layer satisfying Inequality (1): 0.5?a/r?3.0, wherein, in Inequality (1), “a” represents an average thickness (?m) of the adhesive porous layer on one of the sides of the porous substrate; and “r” represents a volume average particle diameter (?m) of the filler contained in the adhesive porous layer.Type: GrantFiled: October 19, 2012Date of Patent: October 24, 2017Assignee: TEIJIN LIMITEDInventors: Ayumi Iwai, Takashi Yoshitomi, Satoshi Nishikawa
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Patent number: 9786906Abstract: Composite materials for a cathode of an electrochemical cell. The composite materials comprise Li[M1?xLix]O2 or yLi2MnO3.(1?y)LiMO2 (M=Ni, Co, Mn, 0<x<0.5, 0<y<1), and at least one of LiMn1.5Ti0.5O4 and LiMn1.5Ni0.5O4. A Li-ion electrochemical cell including a cathode comprising the composite materials is also provided. The Li-ion electrochemical cell controls irreversible capacity loss and maintain a good cycling stability.Type: GrantFiled: August 8, 2012Date of Patent: October 10, 2017Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Jihui Yang, Yan Wu, Yong Yang, Sihui Wang
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Patent number: 9786910Abstract: An acidified metal oxide (“AMO”) material, preferably in monodisperse nanoparticulate form 20 nm or less in size, having a pH<7 when suspended in a 5 wt % aqueous solution and a Hammett function H0>?12, at least on its surface. The AMO material is useful in applications such as a battery electrode, catalyst, or photovoltaic component.Type: GrantFiled: November 15, 2016Date of Patent: October 10, 2017Assignee: HHELI, LLCInventors: Paige L. Johnson, Jonathan G. Neff
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Patent number: 9786936Abstract: A method for supplying air to a fuel cell (2), using a controllable air conveying device (7) which delivers an air mass flow for a cathode chamber (4) of the fuel cell (2), and using at least one air mass flow sensor (9, 18). The invention is characterized in that, for at least one location (19) in the air flow path which is situated at a distance from the at least one air mass flow sensor (9) in the flow direction, a computed estimate is made of the air mass flow present at that location.Type: GrantFiled: September 10, 2013Date of Patent: October 10, 2017Assignee: Daimler AGInventors: Jonas Hanschke, Sven Schmalzriedt
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Patent number: 9755194Abstract: A method is disclosed for producing a battery with a metallic housing and an electrical insulation layer covering the outside of the housing. The method includes: providing a metallic housing or housing part for a battery; corona treating the outside of the housing or of the housing part, with simultaneous extraction of the gases and particles which arise; and applying the electrical insulation layer onto the treated outside of the housing or housing part.Type: GrantFiled: July 9, 2012Date of Patent: September 5, 2017Assignees: Robert Bosch GmbH, Samsung SDI Co., Ltd.Inventors: Thomas Wöhrle, Wolfgang Duernegger
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Patent number: 9748548Abstract: A battery cell assembly for use in a battery module including a battery cell that includes a positive electrode and a negative electrode and a rigid frame coupled to the battery cell. The rigid frame includes a first frame connector and a second frame connector. The frame is configured to facilitate electrical coupling of the positive electrode of the battery cell with the first frame connector, and to facilitate electrical coupling of the negative electrode of the battery cell with the second frame connector. The first and second frame connectors are configured to interface with frame connectors of other battery cell assemblies to facilitate physical and electrical connection of a plurality of battery cell assemblies disposed in a stacked orientation relative to each other.Type: GrantFiled: July 30, 2013Date of Patent: August 29, 2017Assignee: Johnson Controls Technology CompanyInventors: Robert G. Malcolm, Mark Niedzwiecki, Perry M. Wyatt, Thanh T. Nguyen
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Patent number: 9741996Abstract: An electrochemical storage cell is disclosed that comprises a core and a rectangular shell that receives the core snugly therein. The rectangular shell has first and second open ends. A first end cap is used to close the first open end. An anode terminal extends through the first end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A first gasket is secured within the rectangular shell between the first end cap and the core to resiliently hold the core away from the first end cap. A second end cap is used to close the second open end. A cathode terminal extends through the second end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A second gasket is secured within the rectangular shell between the second end cap and the core to resiliently hold the core away from the second end cap.Type: GrantFiled: December 22, 2008Date of Patent: August 22, 2017Assignee: BYD CO. LTD.Inventors: Weixin Zheng, Luxia Jiang, Jianhua Zhu, Xi Shen
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Patent number: 9711779Abstract: Before an insulation insertion part and/or an insulating contact part is compressed with a compression force, a first insulating member, a second insulating member, a case lid, and/or an insert-through part create a receiving space which allows the insulation insertion part to deform in a shape that reduces a compression stress acting on the insulation insertion part when the insulation insertion part is compressed and receive a deformed portion thereof, and/or a receiving space which allows an insulating member having the insulating contact part to deform in a shape that reduces a compression stress acting on the insulating contact part when the insulating contact part is compressed and receives the deformed portion thereof.Type: GrantFiled: June 18, 2013Date of Patent: July 18, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Hiroshi Ohta
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Patent number: 9680183Abstract: This invention provides a lithium secondary battery comprising a positive electrode, a negative electrode, and a non-aqueous electrolyte. On the negative electrode surface, there is present a cyclic siloxane and/or a reaction product thereof. The cyclic siloxane is a cyclic siloxane having at least one side chain comprising a dimethylsiloxy group (a siloxy side chain-containing cyclic siloxane).Type: GrantFiled: August 12, 2013Date of Patent: June 13, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masato Kamiya, Taira Saito, Shin-ichi Tobishima, Hideyuki Morimoto, Masafumi Unno
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Patent number: 9680178Abstract: The invention relates to a battery cell (1) for pre-stressed battery modules (13). The invention further relates to corresponding pre-stressed battery modules (13) and corresponding production methods. The battery cell (1) has a cell housing (3) and a chemicals carrier (9). The chemicals carrier (9) is arranged in the cell housing (3). The cell housing (3) has a bulging design.Type: GrantFiled: June 26, 2013Date of Patent: June 13, 2017Assignee: ROBERT BOSCH GMBHInventors: Rene Deponte, Markus Feigl, Andreas Eichendorf, Oliver Gerundt
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Patent number: 9680181Abstract: The present disclosure provides a solid polymer electrolyte composition including a polymer matrix, an organic solvent, and an additive agent containing polyhedral silsesquioxane, and also provides a lithium secondary battery including the same.Type: GrantFiled: April 10, 2014Date of Patent: June 13, 2017Assignee: SOGANG UNIVERSITY RESEARCH FOUNDATIONInventors: Hee-Woo Rhee, Jungmin Lee, Eun Bee Kim, Kwang Min Kim