Patents Examined by Maria Laios
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Patent number: 10673097Abstract: 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: GrantFiled: November 20, 2017Date of Patent: June 2, 2020Assignee: International Business Machines CorporationInventors: Joel P. de Souza, Yun Seog Lee, Ning Li, Devendra K. Sadana
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Patent number: 10665866Abstract: 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: GrantFiled: November 23, 2015Date of Patent: May 26, 2020Assignee: UNIVERSITY OF MALAYAInventors: Periasamy Vengadesh, Siew Moi Phang, Fong Lee Ng, Mussoddiq Muhammad, Adrian C. Fisher, Yunus Kamran
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Patent number: 10665872Abstract: 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: GrantFiled: June 7, 2016Date of Patent: May 26, 2020Assignee: NGK SPARK PLUG CO., LTD.Inventors: Nobuyuki Hotta, Hideki Ishikawa, Shunta Ohashi, Yasuki Izutsu
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Patent number: 10665864Abstract: 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: GrantFiled: January 19, 2017Date of Patent: May 26, 2020Assignee: LG Chem, Ltd.Inventor: Hyuk-Su Kim
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Patent number: 10665838Abstract: 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: GrantFiled: January 30, 2015Date of Patent: May 26, 2020Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Koichiro Watanabe, Tatsuya Kataoka, Koji Kashu
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Patent number: 10658660Abstract: 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: GrantFiled: September 21, 2017Date of Patent: May 19, 2020Assignee: PRIMEARTH EV ENERGY CO., LTD.Inventors: Suguru Muraki, Yuki Sakito, Hiroyuki Sakamoto
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Patent number: 10658693Abstract: 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: GrantFiled: October 11, 2017Date of Patent: May 19, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Honami Nariyama
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Patent number: 10658671Abstract: 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: GrantFiled: August 27, 2018Date of Patent: May 19, 2020Assignee: Ningde Amperex Technology LimitedInventors: Chengyong Liu, Bingbin Wu, Yongsheng Guo, Ziqi Yi, Li An
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Patent number: 10658647Abstract: 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: GrantFiled: February 12, 2018Date of Patent: May 19, 2020Assignee: Contemporary Amperex Technology Co., LimitedInventors: Quankun Li, Peng Wang, Taosheng Zhu, Baisong Chen
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Patent number: 10658695Abstract: 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: GrantFiled: March 18, 2016Date of Patent: May 19, 2020Assignee: VARTA Microbattery GmbHInventors: Rolf Brenner, Juergen Ernsperger
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Patent number: 10651511Abstract: 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: GrantFiled: July 14, 2017Date of Patent: May 12, 2020Assignee: NINGDE AMPEREX TECHNOLOGY LIMITEDInventors: Liangzhen Xiao, Qiao Zeng, Kefei Wang
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Patent number: 10651491Abstract: 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: GrantFiled: August 24, 2016Date of Patent: May 12, 2020Assignee: Kemira OyjInventors: Mehrdad Hesampour, Hannele Havansi, Pirjo Vainio, Kirsi Kilponen
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Patent number: 10644277Abstract: A housing includes a main body, a mounting structure assembled to the main body, and a cover. The mounting structure includes a receiving part defining a receiving space for receiving a battery, a groove communicating with the receiving space, a slot communicating with the groove, and a driving member rotatably mounted in the receiving part. The driving member includes an extending arm and a pressing portion. The extending arm faces the groove. The pressing portion passes through the slot to expose out of the receiving part. The cover is detachably attached to the main body to seal the receiving space. When the battery is received in the receiving portion, the extending arm supports the battery, when the pressing portion is pressed, the extending arm is driven to rotate with respect to the receiving part so as to make the battery lift from the receiving space.Type: GrantFiled: September 18, 2018Date of Patent: May 5, 2020Assignee: AMBIT MICROSYSTEMS (SHANGHAI) LTD.Inventor: Wang-An Hu
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Patent number: 10644327Abstract: A fuel cell cathode contains a perovskite oxide as a main component. The perovskite oxide is expressed by the general formula ABO3 and including La and Sr at the A site. A solid electrolyte layer is disposed between an anode and the cathode. The cathode has a surface on an opposite side to the solid electrolyte layer. A first ratio of a Sr concentration relative to an La concentration is less than or equal to 4 times a second ratio of the Sr concentration relative to the La concentration. The first ratio is detected by the use of X-ray photoelectron spectroscopy on the surface of the cathode. The second ratio of a Sr concentration relative to a La concentration is detected by the use of X-ray photoelectron spectroscopy on an exposed surface exposed by surface processing of the surface and positioned within 5 nm of the surface in relation to a direction of thickness.Type: GrantFiled: January 4, 2018Date of Patent: May 5, 2020Assignee: NGK INSULATORS, LTD.Inventors: Shinji Fujisaki, Yoshihiko Yamamura, Takashi Ryu, Makoto Ohmori
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Patent number: 10644298Abstract: The present invention provides a battery cell including: an electrode assembly including an electrode tab protruding toward at least one external side; a battery case including a receiving portion on which the electrode assembly is received; and an electrode lead connected to the electrode tab to be connected to an external device, wherein the electrode lead may include: a tab connecting portion electrically connected to the electrode tab; and a protruding extension protruding outside of the battery case in a state of extending from the tab connecting portion to be electrically connected to the external device, and the tab connecting portion may be formed so that a length of a width direction perpendicular to a protruding direction of the electrode tab may be relatively larger than that of the electrode tab.Type: GrantFiled: September 12, 2016Date of Patent: May 5, 2020Assignee: LG Chem, Ltd.Inventors: Yong Jun Kim, Seok Koo Kim, Chae Ah Kim, Se Mi Park, Seung Hyun Chung
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Patent number: 10644343Abstract: A dummy cell laminated on a fuel cell stack and configured not to perform power generation includes: a common appearance portion having an appearance common with an appearance of a power generation cell used in the fuel cell stack and configured to perform power generation; and a non-common appearance portion having an appearance different from the appearance of the power generation cell.Type: GrantFiled: September 12, 2014Date of Patent: May 5, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiroki Okabe, Kazumi Sugita, Chisato Kato
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Patent number: 10644353Abstract: 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: GrantFiled: October 25, 2012Date of Patent: May 5, 2020Assignee: Asahi Kasei Kabushiki KaishaInventors: Naoki Matsuoka, Takehiro Koga, Hitoshi Shobukawa
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Patent number: 10644292Abstract: 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: GrantFiled: July 13, 2016Date of Patent: May 5, 2020Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO ELECTRIC PRINTED CIRCUITS, INC., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shinichi Takase, Nobuyuki Matsumura, Toshifumi Uchita, Yusuke Suzuki, Junta Katayama
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Patent number: 10637075Abstract: 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: GrantFiled: June 7, 2016Date of Patent: April 28, 2020Assignee: NGK SPARK PLUG CO., LTD.Inventors: Nobuyuki Hotta, Hideki Ishikawa, Shunta Ohashi, Yasuki Izutsu
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Patent number: 10637112Abstract: Disclosed are a busbar for cooling battery cells and a battery module using the same. The busbar for cooling battery cells is a busbar configured to cool a plurality of battery cells included in a battery module, and includes: a body portion formed in a strap shape and contacting an electrode lead of each battery cell; and a bent portion integrally formed with the body portion and extending from one end of the body portion to be bent in a thickness direction of the body portion, wherein the bent portion includes: a coupling groove coupled to a coupling protrusion that is prepared on a cooling plate of the battery module or a coupling protrusion that is prepared on a predetermined frame of the battery module, the predetermined frame supporting the busbar; and a thermal contact surface thermally contacting the cooling plate.Type: GrantFiled: January 16, 2017Date of Patent: April 28, 2020Assignee: LG CHEM, LTD.Inventors: Eun-Gyu Shin, Jeong-O Mun, Yoon-Koo Lee, Jung-Hoon Lee, Jong-Young Lee, Byoung-Cheon Jeong, Mi-Geum Choi, Hang-June Choi, Alexander Eichhorn, Andreas Track