Patents Examined by Sarah A Slifka
  • Patent number: 11888176
    Abstract: A battery module includes a battery and a covering put over a surface of the battery. The surface of the battery is provided with a valve to release gas produced inside the battery. The covering includes a thin-walled part and a thick-walled part disposed in a region contiguous to the thin-walled part. The thin-walled part is formed thinner in thickness than the thick-walled part.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: January 30, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Tetsuji Omura, Akira Takano
  • Patent number: 11888162
    Abstract: High energy density and long cycle life all solid-state electrolyte lithium-ion batteries use ceramic-polymer composite anodes which include a polymer matrix with ceramic nanoparticles, silicon-based anode active materials, conducting agents, lithium salts and plasticizer distributed in the matrix. The silicon-based anode active material are anode active particles formed by high energy milling a mixture of silicon, graphite, and metallic and/or non-metallic oxides. A polymer coating is applied to the particles. The networking structure of the electrolyte establishes an effective lithium-ion transport pathway in the electrode and strengthens the contact between the electrode layer and solid-state electrolyte resulting in higher lithium-ion battery cell cycling stability and long battery life.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: January 30, 2024
    Assignee: Solid Energies Inc.
    Inventors: Zhigang Lin, Kevin Zanjani
  • Patent number: 11881565
    Abstract: A method of controlling a battery including a first control circuit and a plurality of modules arranged in series between first and second terminals. Each module includes, between third and fourth terminals, electric cells and switches and a second switch control circuit. The battery further includes at least one first data transmission bus coupling the first control circuit to each second control circuit, the first control circuit including a memory having chained lists stored therein. Each chained list includes elements each including an identifier of one of the electric cells and at least one first pointer designating another element in the chained list.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: January 23, 2024
    Assignee: Commissariat à l'Énergie Atomique et aux Énergies Alternatives
    Inventors: Rémy Thomas, Eric Fernandez, Sylvain Bacquet, Léandro Cassarino, Ghislain Despesse, Yan Lopez
  • Patent number: 11876235
    Abstract: Disclosed are a method for manufacturing a secondary battery pouch film having at least an outer layer, a metal layer, a primer layer, and a sealant layer, or at least an outer layer, a metal layer, a primer layer, a melt-extrusion resin layer, and a sealant layer in this order, the method including: a drying process of applying and heating a primer layer composition on the metal layer so as to dry the primer layer composition and cure at least a part of the primer layer composition. The organic solvent-based emulsion composition contains acid-modified polypropylene and a curing agent and has a curing start temperature of 150° C. or lower, preferably 135° C. to 150° C., and a drying process temperature of 150° C. or lower, preferably 135° C. to 150° C. The method is not subjected to a thermal lamination process when laminating sealant layer.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: January 16, 2024
    Assignee: Youlchon Chemical Co., Ltd.
    Inventors: Nok Jung Song, Han Chul Park, Hee Sik Han, Ji Min Lee
  • Patent number: 11876262
    Abstract: Methods and systems may provide for technology to detect an unbalanced degradation among a plurality of fuel cells in an automotive system and apply an unbalanced control across the plurality of fuel cells based on the unbalanced degradation. In one example, the unbalanced control balances the degradation among the plurality of fuel cells.
    Type: Grant
    Filed: March 5, 2021
    Date of Patent: January 16, 2024
    Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventor: Takehito Yokoo
  • Patent number: 11870056
    Abstract: A method for forming a cathode includes milling a suspension of precursors via a micromedia mill to form a mixture of primary particles in the suspension. The precursors include one or more metal compounds. The method includes spray drying the suspension after the milling to form secondary particles. The secondary particles are agglomerations of the primary particles. The method also includes annealing the secondary particles to form a disordered rocksalt powder.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: January 9, 2024
    Assignee: Wildcat Discovery Technologies, Inc.
    Inventors: Tanghong Yi, Bin Li
  • Patent number: 11870116
    Abstract: A power management system includes a plurality of power adjustment resources electrically connected to a microgrid, and a CEMS server that manages the plurality of power adjustment resources. The plurality of power adjustment resources include a plurality of FCEVs that supply electric power to the microgrid. Each of the plurality of FCEVs executes a refresh process that removes an oxide film formed on a catalyst electrode of an FC stack by causing the FC stack to generate electric power exceeding prescribed electric power. The CEMS server adjusts execution timings of the refresh process in the plurality of FCEVs during power supply to the microgrid, so as to respond to a request to adjust power supply and demand in the microgrid.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: January 9, 2024
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Shigetaka Hamada, Haruka Hirose, Yusuke Horii, Toru Nakamura, Takaaki Sano
  • Patent number: 11870083
    Abstract: Provided are an exterior body and an abnormality detector capable of suppressing bulking even when a heat generation detection function is provided. The exterior body of an electronic device generates heat during operation and is characterized by being provided with a magnetic body that is at least a portion of the exterior body, that has spontaneous magnetization, and that generates an electromotive force by exhibiting an abnormal Nernst effect through heat generation of the electronic device, wherein an electrode for extracting power is provided to the magnetic body.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: January 9, 2024
    Assignee: NEC CORPORATION
    Inventors: Akihiro Kirihara, Yuma Iwasaki, Masahiko Ishida, Koichi Terashima, Ryohto Sawada
  • Patent number: 11870078
    Abstract: A lithium electrode includes a protective layer containing an ion conductive electrolyte in the interior and on the surface of the electrically conductive matrix. The protective layer may make the electrical conductivity of the surface of the lithium electrode uniform, imparts strength during the growth of lithium dendrites, physically prevents the growth of lithium dendrites, and suppresses the generation of dead lithium.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: January 9, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Eunkyung Park, Bora Jung, Minchul Jang, Suk Il Youn, Byoungkuk Son
  • Patent number: 11870044
    Abstract: Among other things, the present disclosure relates to re-purposing used lithium-ion batteries. The present disclosure includes treating an electrode using a solvent prior to electrochemically relithiating the electrode. In some embodiments, the relithiation may be done using a roll-to-roll device, wherein the electrode may be secured on a first pin and a second pin, then it may be unwound and submerged in an electrolyte solution. Lithium ions may be inserted into the electrode using a voltage. The layer of lithium may provide lithium ions to the electrode.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: January 9, 2024
    Assignee: Alliance for Sustainable Energy, LLC
    Inventors: Kandler Alan Smith, Shriram Santhanagopalan, Nathaniel Alexander Sunderlin, Andrew Michael Colclasure, Chunmei Ban, Xuemin Li, Judy C. Netter, Donal Patrick Finegan, Kaitlin Elizabeth Fink, Jaclyn Elizabeth Coyle
  • Patent number: 11858854
    Abstract: A sintered composite ceramic includes: a lithium-garnet major phase; and a lithium-rich minor phase, such that the lithium-rich minor phase has LixTiO(x+4)/2, with 0.66?x?4. The sintered composite ceramic may exhibit a relative density of at least 90% of a theoretical maximum density of the ceramic, an ionic conductivity of at least 0.35 mS·cm?1, or a critical current density (CCD) of at least 1.0 mA·cm?2.
    Type: Grant
    Filed: May 5, 2021
    Date of Patent: January 2, 2024
    Assignees: CORNING INCORPORATED, Shanghai Institute of Ceramics Chinese Academy of Sciences
    Inventors: Michael Edward Badding, Jun Jin, Zhen Song, Jianmeng Su, Zhaoyin Wen, Tongping Xiu, Chujun Zheng
  • Patent number: 11855308
    Abstract: A bipolar plate for a PEM hydrogen fuel cell is coated with a carbon-containing coating, the carbon-containing coating comprising in order: a) a titanium seed layer; b) a titanium nitride interfacial layer; and c) a a-C top layer, and wherein the bipolar plate is formed from stainless steel. Methods for making such coated plates are described. The a-C has a density of greater than 2.0 g/cm3, a molar hydrogen content of 5% or less, an sp2 carbon content of 40% to 80% and an sp3 carbon content of 20% to 60%. The coated plates possess good electrical conductivity and are resistant to corrosion.
    Type: Grant
    Filed: July 14, 2021
    Date of Patent: December 26, 2023
    Assignee: Nanofilm Technologies International Limited
    Inventors: Xu Shi, Zhi Tang
  • Patent number: 11848704
    Abstract: A battery system includes: a plurality of battery modules including a plurality of battery cells, wherein each battery module comprises a battery module monitor configured to monitor a state of the battery cells; a battery system monitor; and an optical communication system configured to connect the battery module monitors with the battery system monitor over at least two communication paths, wherein the optical communication system is configured to use at least two different wavelengths of light to differentiate between the communication paths.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: December 19, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Maximilian Hofer, Roland Klobasa, Gernot Kraberger
  • Patent number: 11848411
    Abstract: A cathode configured to use oxygen as a cathode active material, the cathode comprising a lithium-containing metal oxide comprising at least one of: a spinel compound represented by Formula 1 Li1±xM2±yO4????Formula 1 wherein, in Formula 1, M is at least one metal element belonging to Group 2 to Group 16 of the periodic table of the elements, 0<x<1, 0<y<1, 0<?1?1, 0<a<2, 0.3<b<5, and 0<??3; a spinel compound represented by Formula 2 Li4±aM5±bO12????Formula 2 wherein, in Formula 2, M is at least one metal element belonging to Group 2 to Group 16 of the periodic table of the elements, 0<x<1, 0<y<1, 0<?1?1, 0<a<2, 0.3<b<5, and 0<??3; or a perovskite compound represented by Formula 3 LixAyGzO3??.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: December 19, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sangbok Ma, Hyukjae Kwon, Hyunpyo Lee, Myungjin Lee, Donghwa Seo, Dongmin Im
  • Patent number: 11843118
    Abstract: The present invention provides a slurry composition comprising: (a) an electrochemically active material and/or an electrically conductive agent; and (b) a binder comprising: (i) a polymer comprising a fluoropolymer dispersed in a liquid medium; and (ii) a polymer comprising an addition polymer comprising constitutional units comprising the residue of a heterocyclic group-containing ethylenically unsaturated monomer. The present invention also provides electrodes and electrical storage devices.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: December 12, 2023
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Stuart D. Hellring, Scott W. Sisco, Jacob W. Mohin, Shanti Swarup, Calum H. Munro, Olivia L Jones, Ryan T. Plazio
  • Patent number: 11831056
    Abstract: A power supply system of a fuel cell using user authentication includes: a tagging device that receives user information of a user terminal; an identity authentication unit, which compares the user information inputted through the tagging device with previously stored authentication information and outputs a use authority signal when the user information matches the authentication information; a power module complete that produces electric power by a chemical reaction between hydrogen and oxygen; a battery that receives and is charged with electric power produced by the power module complete; an output terminal that is connected to the battery to output electric power stored in the battery; and an integrated body control unit that controls electric power to be outputted through the output terminal when the identity authentication unit outputs the use authority signal.
    Type: Grant
    Filed: July 21, 2021
    Date of Patent: November 28, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventor: Myeong Nam Woo
  • Patent number: 11831031
    Abstract: Disclosed are a method for manufacturing a secondary battery pouch film having at least an outer layer, a metal layer, a primer layer, and a sealant layer, or at least an outer layer, a metal layer, a primer layer, a melt-extrusion resin layer, and a sealant layer in this order, the method including: a drying process of applying and heating a primer layer composition on the metal layer so as to dry the primer layer composition and cure at least a part of the primer layer composition. The organic solvent-based emulsion composition contains acid-modified polypropylene and a curing agent and has a curing start temperature of 150° C. or lower, preferably 135° C. to 150° C., and a drying process temperature of 150° C. or lower, preferably 135° C. to 150° C. The method is not subjected to a thermal lamination process when laminating sealant layer.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: November 28, 2023
    Assignee: Youlchon Chemical Co., Ltd.
    Inventors: Nok Jung Song, Han Chul Park, Hee Sik Han, Ji Min Lee
  • Patent number: 11827830
    Abstract: Provided is a dispersant containing a copolymer that includes an aliphatic hydrocarbon structural unit, a nitrile group-containing structural unit, and a substituted or unsubstituted carbamoyl group-containing structural unit. The aliphatic hydrocarbon structural unit includes an alkylene structural unit. The content of the aliphatic hydrocarbon structural unit is 40 mass % or more and less than 85 mass % based on the mass of the copolymer, the content of the nitrile group-containing structural unit is 15 mass % or more and 50 mass % or less based on the mass of the copolymer, and the content of the substituted or unsubstituted carbamoyl group-containing structural unit is 10 mass % or less based on the mass of the copolymer. The weight-average molecular weight of the polymer is 5,000 or more and 400,000 or less.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: November 28, 2023
    Assignees: TOYO INK SC HOLDINGS CO., LTD., TOYOCOLOR CO., LTD.
    Inventor: Yu Aotani
  • Patent number: 11824230
    Abstract: The invention relates to an energy supply device with at least one fuel cell and to a method for operating at least one energy supply device with at least one fuel cell, which has at least one anode that can be supplied with a fuel and at least one cathode that can be supplied with ambient air for generating electrical energy. The proposed energy supply device has a converter device.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: November 21, 2023
    Assignee: MTU Aero Engines AG
    Inventors: Barnaby Law, Ann-Kathrin Henss
  • Patent number: 11817580
    Abstract: A main object of the present disclosure is to provide an active material of which capacity properties are excellent. The present disclosure achieves the object by providing an active material to be used for a fluoride ion battery, the active material comprising: a composition represented by M1Nx in which M1 is at least one kind of Cu, Ti, V, Cr, Fe, Mn, Co, Ni, Zn, Nb, In, Sn, Ta, W, and Bi, and x satisfies 0.05?x?3; or a composition represented by M2LnyNz in which M2 is at least one kind of Cu, Ti, V, Cr, Fe, Mn, Co, Ni, Zn, Nb, In, Sn, Ta, W, and Bi, Ln is at least one kind of Sc, Y, and lanthanoid, y satisfies 0.1?y?3, and z satisfies 0.15?z?6.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: November 14, 2023
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Takeshi Tojigamori