Patents Examined by Monique M. Wills
  • Patent number: 11569509
    Abstract: Material compositions are provided that may comprise, for example, a vertically aligned carbon nanotube (VACNT) array, a conductive layer, and a carbon interlayer coupling the VACNT array to the conductive layer. Methods of manufacturing are provided. Such methods may comprise, for example, providing a VACNT array, providing a conductive layer, and bonding the VACNT array to the conductive layer via a carbon interlayer.
    Type: Grant
    Filed: July 14, 2021
    Date of Patent: January 31, 2023
    Assignee: GEORGIA TECH RESEARCH CORPORATION
    Inventors: Gleb Nikolayevich Yushin, Kara Linn Evanoff
  • Patent number: 11563247
    Abstract: A cold ambient battery chilling mode of an electric vehicle may be implemented if the vehicle battery is being charged when the ambient air temperature is low and a temperature of the battery is elevated. During cold ambient charging, coolant flows through a heater core and through a battery heat exchanger. Cold ambient air may be utilized to cool the coolant flowing through the heater core, and coolant from the heater core flows through the battery heat exchanger and cools the battery during charging. A battery chiller may be deactivated when the cold ambient battery chilling mode is activated to reduce energy consumption.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: January 24, 2023
    Assignee: Ford Global Technologies, LLC
    Inventors: Manfred Koberstein, Jennifer A. Herr-Rathke, William Stewart Johnston, Hamish Lewis, Christian Brent Schoeneman, Alan Gutowski
  • Patent number: 11560320
    Abstract: A solid electrolyte material contains Li, M, and X. M is at least one selected from metallic elements, and X is at least one selected from the group consisting of Cl, Br, and I. A plurality of atoms of X form a sublattice having a closest packed structure. An average distance between two adjacent atoms of X among the plurality of atoms of X is 1.8% or more larger than a distance between two adjacent atoms of X in a rock-salt structure composed only of Li and X.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: January 24, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Tetsuya Asano, Akihiro Sakai, Masashi Sakaida, Yusuke Nishio
  • Patent number: 11557787
    Abstract: The present disclosure relates to a secondary battery module including a nonaqueous electrolyte secondary battery and an elastic body. The elastic body has a compressive elastic modulus of 5 MPa to 120 MPa. The positive electrode includes a positive electrode collector with a thermal conductive rate of 65 W/(m·K) to 150 W/(m·K). The negative electrode includes a negative electrode active material layer including a first layer and a second layer sequentially formed from a side with the negative electrode collector. The first layer contains first carbon-based active material particles with a 10% proof stress of 3 MPa or less. The second layer contains second carbon-based active material particles with a 10% proof stress of 5 MPa or greater.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: January 17, 2023
    Assignees: PANASONIC HOLDINGS CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yuki Morikawa, Takuya Asari, Harunari Shimamura, Kouhei Tsuzuki, Katsunori Yanagida, Yo Kato
  • Patent number: 11552309
    Abstract: An electrochemical device comprises a stack consisting of a plurality of electrochemical units which succeed one another along a stack direction and which each include a membrane electrode arrangement, a bipolar plate and at least one sealing element, at least one medium channel which extends along the stack direction, a flow field through which a medium can flow from the medium channel to another medium channel, and a connection channel through which the flow field and the medium channel are in fluid connection with one another, wherein the sealing arrangement includes a connection channel region in which the sealing arrangement crosses the connection channel, and at least one neighboring region which is located in front of or behind the connection channel region in the longitudinal direction of the sealing arrangement, wherein the sealing arrangement has a lower average height in the connection channel region than in the neighboring region.
    Type: Grant
    Filed: September 22, 2016
    Date of Patent: January 10, 2023
    Assignee: ElringKlinger AG
    Inventors: Juergen Kraft, Peter Stahl, Michael Goetz, Manuel Morcos
  • Patent number: 11552299
    Abstract: A method of forming a battery electrode by forming, on a first substrate, a polymer template comprising interconnected polymer fibers, forming, on the polymer template, a carbon coating to form a carbon-coated polymer template, removing the carbon-coated polymer template from the first substrate, subsequent to removing the carbon-coated polymer template from the first substrate, removing the polymer template from the carbon coating, and disposing the carbon coating on a second substrate. A solid electrolyte interphase layer (SEI) comprising the carbon coating produced via the method, a battery electrode comprising such an SEI layer, and a battery comprising such a battery electrode are also provided.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: January 10, 2023
    Assignee: UNIVERSITY OF HOUSTON SYSTEM
    Inventors: Zhifeng Ren, Siya Huang
  • Patent number: 11545693
    Abstract: The present invention relates to a flag forming device after laser notching of a secondary battery for an electric vehicle, and particularly, to a flag forming device after laser notching of a secondary battery for an electric vehicle configured by stacking electrode rolls within a circular box, which makes a flag shape by notching an uncoated portion having no coating of a negative electrode and a positive electrode with a laser, and makes the uncoated flag made by laser notching pass through a flag forming unit before winding to enable an uncoated tap to be folded inward.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: January 3, 2023
    Inventor: Kye-Seol Lee
  • Patent number: 11529995
    Abstract: A hollow-chamber profile for fastening a battery module in a vehicle includes a first side wall and a second side wall which lies opposite the first side wall, where the first side wall and the second side wall are connected to one another via a bottom wall. Additionally, the hollow-chamber profile has a top wall which lies opposite the bottom wall, where the top wall is designed to interact with at least one fastening device for fastening the battery module. The hollow-chamber profile has at least one intermediate wall which extends between the side walls from the top wall in the direction of the bottom wall, where a wall thickness of the at least one intermediate wall is dimensioned in such a way that the fastening device can be introduced at least partially into the wall thickness of the at least one intermediate wall.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: December 20, 2022
    Assignee: Bayerische Motoren Werke Aktiengesellschaft
    Inventors: Simon Haerle, Philip Raettich
  • Patent number: 11532832
    Abstract: All-vanadium sulfate redox flow battery systems have a catholyte and an anolyte comprising an aqueous supporting solution including chloride ions and phosphate ions. The aqueous supporting solution stabilizes and increases the solubility of vanadium species in the electrolyte, allowing an increased vanadium concentration over a desired operating temperature range. According to one example, the chloride ions are provided by MgCl2, and the phosphate ions are provided by (NH4)2HPO4.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: December 20, 2022
    Assignee: Battelle Memorial Institute
    Inventors: Zimin Nie, Wei Wang, Xiaoliang Wei, Bin Li, Jun Liu, Vincent L. Sprenkle
  • Patent number: 11532861
    Abstract: A battery device and a method for producing a battery device for a motor vehicle. In said method, a cooling base element and a battery module are provided, and the battery module is mounted on the cooling base element, forming at least one gap between a battery module region and a cooling base region. A filling device is then coupled to at least one filling opening of at least one filling tube, with the at least one filling tube extending into the at least one gap, and a heat conducting medium is introduced from the filling device through the filling tube into the at least one gap.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: December 20, 2022
    Assignee: AUDI AG
    Inventors: Marc Gormanns, Tobias Benker, Michael Frauenhofer, Oliver Schieler, Michael Schüßler
  • Patent number: 11527777
    Abstract: The present disclosure provides a non-aqueous electrolyte for a lithium-ion battery and a lithium-ion battery using the non-aqueous electrolyte. The non-aqueous electrolyte includes (a) a lithium, (b) a non-aqueous organic solvent, and (c) at least one compound represented by formula 1; where the non-aqueous electrolyte further includes at least one of the following components (d) and (e): (d) a nitrile compound including at least one of 1,3,6-hexane trinitrile, glycerol trinitrile, and 3-methoxypropionitrile, and (e) vinyl sulfate. Through the synergy effect between them, the positive electrode is protected and meanwhile the negative electrode is also be protected to a certain extent, and an impedance of a film is lowered. The battery has an excellent high temperature storage performance, high temperature cycle performance and low temperature charge and discharge performance.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: December 13, 2022
    Inventors: Changan Zeng, Suli Li
  • Patent number: 11522172
    Abstract: A negative electrode for a lithium metal battery, a manufacturing method thereof, and a lithium battery including the same. An adhesive layer including a binder and a conductive material between the negative current collector and the negative active material improves conductivity while also improving adherence between a negative current collector and a negative active material of the lithium battery.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: December 6, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventor: Jeong In Yu
  • Patent number: 11522213
    Abstract: A lithium battery comprises cathode active material comprising particles of a transition metal oxide, each particle coated in an ion-conducting material that has an electrochemical stability window against lithium of at least 2.2 V, a lowest electrochemical stability being less than 2.0 V and a highest electrochemical stability being greater than 4.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: December 6, 2022
    Assignees: Nissan North America, Inc., United States of America as Represented by the Administrator of NASA
    Inventors: Shigemasa Kuwata, Hideyuki Komatsu, Maarten Sierhuis, Balachandran Gadaguntla Radhakrishnan, Shreyas Honrao, John Lawson
  • Patent number: 11515537
    Abstract: An energy storage device includes a negative electrode having a negative active material layer containing amorphous carbon as an active material, a curve attained by determining a rate of change (dQ/dV) in a potential (V) of the amorphous carbon in a discharge capacity (Q) of the amorphous carbon per unit quantity based on a result attained by measuring the potential (V) with respect to the discharge capacity (Q) and representing the rate of change (dQ/dV) with respect to the potential (V) has one or more peaks in a range in which the potential of the amorphous carbon is 0.8 V or more and 1.5 V or less, and a potential of the negative electrode at time of full charge is 0.25 V or more with respect to a lithium potential.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: November 29, 2022
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Tomonori Kako, Akihiko Miyazaki, Masashi Takano, Kenta Nakai, Ukyo Harinaga
  • Patent number: 11508983
    Abstract: The invention provides an automated batch sample preparation method for button battery, comprising the following steps: preparing an electrolyte and elements of different specifications, presetting an injection amount of a liquid injection component, scanning and recording the identification information of the elements by a scanning component, grabbing the elements onto a sealing component, injecting the electrolyte into the elements on the sealing component, sealing the elements as a button battery by the sealing component, removing the button battery, then repeat the above steps. The automated batch sample preparation method for button battery provided by the invention has the advantages of high automation degree, simple operation, high-precision assembly and high efficiency. The injection amount can be adjusted and controlled, and button batteries with different specifications can be produced in batch. The information recorded by the scanning component can facilitate the optimization of the process.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: November 22, 2022
    Assignees: SHENZHEN KEJING STAR TECHNOLOGY COMPANY, MTI CORPORATION
    Inventors: Li Xia, Baofei Lao, Yue Deng, Youxiang Wu
  • Patent number: 11509021
    Abstract: A nonaqueous electrolyte secondary battery includes a positive electrode, a negative electrode and a separator disposed between the positive electrode and the negative electrode, wherein the separator includes an inorganic filler layer which includes a first filler layer containing phosphate salt particles and a second filler layer disposed on the first filler layer and containing inorganic particles more heat resistant than the phosphate salt particles, and the BET specific surface area of the phosphate salt particles is in the range of not less than 5 m2/g and not more than 100 m2/g.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: November 22, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Masanori Sugimori, Yasunori Baba, Katsunori Yanagida, Nobuhiro Hirano
  • Patent number: 11504674
    Abstract: A polyolefin microporous film having a laminated structure provided with at least one layer A containing a polyolefin and at least one layer B containing a polyolefin. 0 mass % to less than 3 mass % of polypropylene is contained in layer A and 1 mass % to less than 30 mass % of polypropylene is contained in layer B. When the proportion of polypropylene contained in layer A is represented by PPA (mass %) and the proportion of polypropylene contained in layer B is represented by PPB (mass %), PPB>PPA. In the polyolefin microporous film, the heat shrinkage ratio in TD at 120° C. measured upon applying, in MD, a constant load determined on the basis of the relationship: load (gf)=0.01×piercing strength (gf) of polyolefin microporous film×length (mm) in TD of polyolefin microporous film, is 10 to 40% inclusive.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: November 22, 2022
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Manabu Sekiguchi, Akihisa Yamashita
  • Patent number: 11508992
    Abstract: Rechargeable lithium battery includes a negative electrode including a negative active material layer and a negative electrode functional layer disposed on the negative active material layer; a positive electrode including a positive active material; an electrolyte solution, wherein the negative electrode functional layer includes flake-shaped polyethylene particles, the electrolyte solution includes a lithium salt and a non-aqueous organic solvent, and the non-aqueous organic solvent includes about 60 volume % to about 80 volume % of a propionate-based solvent and about 20 volume % to about 40 volume % of a carbonate-based solvent.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: November 22, 2022
    Assignee: Samsung SDI Co. Ltd.
    Inventors: Jaehwan Ha, Kijun Kim, Heeeun Yoo, Yeonhee Yoon, Kyuseo Lee, Dongmyung Lee
  • Patent number: 11502352
    Abstract: An apparatus for shipping or storage of Li-ion batteries comprises a sealable outer bag fabricated from heat-resistant, permeable fabric, a first flexible thermal runaway shield (“TRS”) fabricated from low-permeability film configured to line a first inside surface of the outer bag, a second flexible TRS fabricated from low-permeability film configured to line a second inside surface of the outer bag, and at least one Li-ion battery configured to be disposed between the first flexible TRS and the second TRS of the sealable outer bag to provide a sealed outer bag.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: November 15, 2022
    Assignee: KULR TECHNOLOGY CORPORATION
    Inventors: Michael Mo, Yoshio Robert Yamaki, Juergen Mueller
  • Patent number: 11502295
    Abstract: Methods of preparing Si-based anode slurries and anode made thereof are provided. Methods comprise coating silicon particles within a size range of 300-700 nm by silver and/or tin particles within a size range of 20-500 nm, mixing the coated silicon particles with conductive additives and binders in a solvent to form anode slurry, and preparing an anode from the anode slurry. Alternatively or complementarily, silicon particles may be milled in an organic solvent, and, in the same organic solvent, coating agent(s), conductive additive(s) and binder(s) may be added to the milled silicon particles—to form the Si-based anode slurry. Alternatively or complementarily, milled silicon particles may be mixed, in a first organic solvent, with coating agent(s), conductive additive(s) and binder(s)—to form the Si-based anode slurry. Disclosed methods simplify the anode production process and provide equivalent or superior anodes.
    Type: Grant
    Filed: January 2, 2020
    Date of Patent: November 15, 2022
    Assignee: STOREDOT LTD.
    Inventors: Eran Sella, Eynat Matzner, Tal Chen, Michael Kulbak