Patents Examined by Nicholas P D'Aniello
  • Patent number: 11223093
    Abstract: Disclosed is a battery module comprising a cell assembly including a plurality of secondary batteries stacked in at least one direction, and a bus bar assembly including a plurality of bus bars configured to electrically connect the plurality of secondary batteries and having at least one perforation hole into which the electrode leads are inserted, and a bus bar frame configured so that the plurality of bus bars are mounted to an outer side surface thereof, wherein the bus bar frame includes: a bus bar fixing portion having an insert space elongated in the right and left direction, the bus bar fixing portion fixing a top end and a bottom end of the bus bar, and a bus bar open portion opened so that the perforation hole of the bus bar is exposed inwards as the position of the bus bar in the right and left direction is changed.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: January 11, 2022
    Assignee: LG Chem, Ltd.
    Inventors: Soon-Chang Hong, Tae-Wook Kim, Myung-Ki Park, Jason Chong-Hoon Kwon
  • Patent number: 11217796
    Abstract: An electrode catalyst and a method for producing the electrode catalyst are described, in which the electrode catalyst includes catalyst metal particles containing platinum or a platinum alloy, and carrier particles supporting the catalyst metal particles. The carrier particles are made of a carbonaceous material with a BET specific surface area of 700 m2/g or more. The catalyst metal particles have an average particle size of 2.5 to 4.5 nm, and a standard deviation of the particle size of the catalyst metal particles is 1.30 nm or less. The electrode catalyst has a high initial activity and is able to maintain that activity over a long period of time.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: January 4, 2022
    Assignees: CATALER CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kotaro Horiai, Mikihiro Kataoka, Tomoaki Terada, Mikihiro Hori, Yuusuke Itou
  • Patent number: 11211603
    Abstract: A silicon nanoparticle-containing hydrogen polysilsesquioxane sintered product-metal oxide complex comprising a silicon nanoparticle-containing hydrogen polysilsesquioxane sintered product and a metal oxide, wherein the silicon nanoparticle-containing hydrogen polysilsesquioxane sintered product contains 5 wt % to 95 wt % of silicon nanoparticles having a volume-based mean particle size of more than 10 nm but less than 500 nm, and a hydrogen polysilsesquioxane-derived silicon oxide structure that coats the silicon nanoparticles and is chemically bonded to the surfaces of the silicon nanoparticles. The silicon nanoparticle-containing hydrogen polysilsesquioxane sintered product is represented by the general formula SiOxHy (0.01<x<1.35, 0<y<0.35) and has Si—H bonds. The metal oxide consists of one or more metals selected from titanium, zinc, zirconium, aluminum, and iron.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: December 28, 2021
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Hirotsuna Yamada, Yoshihito Takano, Tetsuro Kizaki, Masakazu Kondo
  • Patent number: 11211668
    Abstract: A power storage apparatus has a case accommodating an electrode assembly, and a release valve present in the wall of the case. The electrode assembly includes electrodes. A shielding member is arranged between the inner surface of the wall and the end surface of the electrode assembly. A point located in a center of the case in a front view of the case taken in the stacking direction of the electrodes and located in a center of a dimension of the electrode assembly in the stacking direction is a center point, and a region surrounded by a plane connecting the center point and a contour of the pressure release valve at a shortest distance is a three-dimensional region. The shielding member includes a shielding portion that entirely covers a cross section of the three-dimensional region along the end face of the electrode assembly.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: December 28, 2021
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Tomohiro Nakamura, Takayuki Hirose, Yusuke Yamashita, Masato Ogasawara, Shinji Suzuki, Yasuaki Takenaka, Ryuji Oide, Mikiya Kurita, Atsushi Minagata
  • Patent number: 11211599
    Abstract: Provided is a lithium complex oxide sintered plate for use in a positive electrode of a lithium secondary battery. The lithium complex oxide sintered plate has a structure in which a plurality of primary grains having a layered rock-salt structure are bonded, and has a porosity of 3 to 40%, a mean pore diameter of 15 ?m or less, an open porosity of 70% or more, and a thickness of 15 to 200 ?m. The plurality of primary grains has a primary grain diameter, i.e., a mean diameter of the primary grains, of 20 ?m or less and a mean tilt angle of more than 0° to 30° or less. The mean tilt angle is a mean value of the angles defined by the (003) planes of the primary grains and the plate face of the lithium complex oxide sintered plate.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: December 28, 2021
    Assignee: NGK Insulators, Ltd.
    Inventors: Yukinobu Yura, Shigeki Okada
  • Patent number: 11205917
    Abstract: A rechargeable battery using a solution of an aluminum salt as an electrolyte is disclosed, as well as methods of making the battery and methods of using the battery.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: December 21, 2021
    Assignee: Everon24, Inc.
    Inventors: Rahul Mukherjee, Nikhil A. Koratkar
  • Patent number: 11152639
    Abstract: Provided is an alkali metal-sulfur battery, comprising: (a) an anode; (b) a cathode having (i) a cathode active material slurry comprising a cathode active material dispersed in an electrolyte and (ii) a conductive porous structure acting as a 3D cathode current collector having at least 70% by volume of pores and wherein cathode active material slurry is disposed in pores of the conductive porous structure, wherein the cathode active material is selected from sulfur, lithium polysulfide, sodium polysulfide, sulfur-polymer composite, sulfur-carbon composite, sulfur-graphene composite, or a combination thereof; and (c) a separator disposed between the anode and the cathode; wherein the cathode thickness-to-cathode current collector thickness ratio is from 0.8/1 to 1/0.8, and/or the cathode active material constitutes an electrode active material loading greater than 15 mg/cm2, and the 3D porous cathode current collector has a thickness no less than 200 ?m (preferably thicker than 500 ?m).
    Type: Grant
    Filed: January 15, 2016
    Date of Patent: October 19, 2021
    Assignee: Global Graphene Group, Inc.
    Inventors: Aruna Zhamu, Bor Z Jang
  • Patent number: 11139514
    Abstract: A battery pack heating apparatus for double vehicle heating and a control method. In the embodiments of the present application, the apparatus is portably arranged outside a vehicle, and includes: an energy storage device; a current sensor; a first diode, an input end of the first diode connected with a second end of the current sensor; a first heating interface; a first switching device connected between the second end of the current sensor and a positive electrode of the first heating interface; a second diode, an output end of the second diode connected with the second end of the current sensor; a second heating interface; a second switching device connected between the second end of the current sensor and a negative electrode of the second heating interface; and a heating control module configured to control on-off states of the first and the second switching devices.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: October 5, 2021
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Xiyang Zuo, Zhimin Dan, Yizhen Hou, Wei Zhang, Xingyuan Wu, Taosheng Zhu
  • Patent number: 11133563
    Abstract: An electronic device includes a battery; a display; a touch sensor configured to detect a touch on the display; a pressure sensor disposed between the display and the battery configured to detect a pressure on the display; and a processor, wherein the processor is configured to obtain a pressure signal using the pressure sensor, to identify, in response to the obtaining of the pressure signal, touch information including at least one of an occurrence of a touch signal and a position of the touch signal corresponding to the touch obtained through the touch sensor, and to adjust at least one characteristic related to charging of the battery based on at least a portion of the pressure signal and the touch information.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: September 28, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyoungyong Ju, Mooyoung Kim, Hyoseok Na, Hyungsup Byeon, Cheolho Cheong
  • Patent number: 11127947
    Abstract: Provided is a silicon nanoparticle-containing hydrogen polysilsesquioxane sintered product that is represented by the general formula SiOxHy (0.01<x?0.3, 0<y<0.35) and has Si—H bonds, said silicon nanoparticle-containing hydrogen polysilsesquioxane sintered product being characterized by (A) including more than 65.0 wt % of silicon nanoparticles that have a volume-based average particle size of 10-500 nm, exclusive, and that do not include particles having a particle size of 1000 nm or larger, and (B) including a silicon oxide structure derived from hydrogen polysilsesquioxane that coats the silicon nanoparticles and is chemically bonded to the surfaces of the silicon nanoparticles.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: September 21, 2021
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Yoshihito Takano, Tetsuro Kizaki, Hirotsuna Yamada, Masakazu Kondo, Akira Takahashi
  • Patent number: 11121383
    Abstract: A separator for a fuel cell having a flow channel including a transverse channel and a longitudinal channel formed therein, the transverse channel having a pair of opposed side walls, and a first pattern and a second pattern alternately spaced and arranged in the transverse channel is provided. Each of the first pattern and the second pattern is a column-shaped three-dimensional structure having a polygonal transverse section. The first pattern and the second pattern are arranged in the transverse channel so as to have a shape of the transverse sections being rotated 180° relative to each other. First spacing distances from each of the first pattern and the second pattern to a first side wall of the pair of opposed side walls of the transverse channel are different.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: September 14, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Bong Soo Kim, Jee Hoon Jeong, Kyung Mun Kang, Jae Choon Yang
  • Patent number: 11121421
    Abstract: An example system is disclosed for thermal management of batteries. The system may include a cell bank that includes first and second cell frame sections, a heat bus, and thermal interface material. The first and second cell frame sections may define opposite surfaces of the cell bank. Each cell frame section may include recesses to align battery cells for welding and provided conductive connections between the cells to create a string of cells with a combined power output. Each recess may include a divider between the battery cells to preload the cells against a thermal junction during assembly. The heat bus may be provided between the cell frame sections. The heat bus may include heat pipes that extend between the battery cells and across the cell frame sections. The thermal interface material may be positioned to transfer heat from the cells to the heat pipes at their thermal junction.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: September 14, 2021
    Assignee: Boston Dynamics, Inc.
    Inventors: Brian Todd Dellon, John Aaron Saunders
  • Patent number: 11108105
    Abstract: In the case where a film having lower strength than a metal can is used as an exterior body of a secondary battery, a current collector provided in a region surrounded by the exterior body, an active material layer provided on a surface of the current collector, or the like might be damaged when force is externally applied to the secondary battery. A secondary battery resistant to external force is provided. A cushioning material is provided in a region sandwiched by an exterior body of the secondary battery. Specifically, the cushioning material is provided on the periphery of an electrode group including a positive electrode current collector, a positive electrode active material layer formed on at least one surface of the positive electrode current collector, a separator, a negative electrode current collector, and a negative electrode active material layer formed on at least one surface of the negative electrode current collector.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: August 31, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Minoru Takahashi, Daisuke Suzawa, Nozomi Uto
  • Patent number: 11094962
    Abstract: The present invention relates to a method for controlling a regeneration procedure of a lithium battery cell (1) which comprises an anode (2), a cathode (3) and the regeneration electrode (4). The method comprises: detecting a current availability of cyclable lithium in the anode (2); detecting a current availability of cyclable lithium in the cathode (3); passing a first current (I1) between the anode (2) and the regeneration electrode (4) until the actual availability of cyclable lithium in the anode (2) corresponds to a targeted availability of cyclable lithium in the anode (2); and passing a second current (I2) between the cathode (3) and the regeneration electrode (4) until the current availability of cyclable lithium in the cathode (3) corresponds to a targeted availability of cyclable lithium in the cathode (3).
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: August 17, 2021
    Assignee: Robert Bosch GmbH
    Inventors: Joerg Ziegler, Olivier Cois, Thomas Dufaux, Ulrich Lange, Ulrich Hasenkox
  • Patent number: 11094974
    Abstract: A voltage detector of a battery module includes a flexible conductive member that is disposed for each of two electrode groups formed of electrodes arranged in a row of a battery module that is an aggregate of a battery cell provided with two equipotential portions each of which has a same potential with each of the two electrodes, and is electrically connected to the equipotential portion for each of the electrodes of each of the electrode groups serving as a disposition target. The flexible conductive member includes: a conductive portion for each of the equipotential portions having flexibility that is electrically connected to the equipotential portion and each of an arithmetic processing device of a battery monitoring unit that monitors a voltage of the battery cell; and an insulating portion having flexibility that electrically insulates the plurality of conductive portions from each other.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: August 17, 2021
    Assignee: YAZAKI CORPORATION
    Inventors: Takao Shoji, Shinichi Yanagihara
  • Patent number: 11081742
    Abstract: The invention relates to a method for thermal conditioning of a battery pack (4), wherein said battery pack (1) comprises a plurality of battery cells (4a, 4b, 4c, . . . ) and forms part of an electric storage system (15), said method comprising a step of executing a ready-to-run function for optimizing the performance of said battery pack (4) during use. Furthermore, the method comprises the steps of: calculating a setpoint temperature (Ts) for the battery pack (4) to reach in order to provide a sufficient level of performance without further thermal conditioning during a predetermined time period (t); and thermally conditioning said battery pack (4) so as to reach said setpoint temperature (Ts). The invention also relates to an arrangement for such a thermal conditioning.
    Type: Grant
    Filed: May 31, 2016
    Date of Patent: August 3, 2021
    Assignee: VOLVO TRUCK CORPORATION
    Inventor: Niklas Legnedahl
  • Patent number: 11075381
    Abstract: A sodium-ion battery having a boron-doped graphene sheet as an anode active material is provided. The boron-doped graphene sheet is of formula BxCy, where x and y satisfy a relation of x+y=4, and x is a number larger than 0 and less than or equal to 1.
    Type: Grant
    Filed: June 20, 2019
    Date of Patent: July 27, 2021
    Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Chen Ling, Fuminori Mizuno
  • Patent number: 11063326
    Abstract: The present disclosure relates to a battery module having a housing and a stack of battery cells disposed in a receptacle area of the housing, where each battery cell has a top having a battery cell terminal and a bottom, where the top of the battery cells face outwardly away from the receptacle area. The battery module includes an integrated sensing and bus bar subassembly positioned against the stack of battery cells and has a carrier, a bus bar integrated onto the carrier, and a biasing member integrated onto the carrier. The bus bar electrically couples battery cells in an electrical arrangement, and the biasing member is between the top of each battery cell and the carrier, where the biasing member has a first material, more compliant than a second material of the carrier, and the biasing member biases the stack of battery cells inwardly toward the housing.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: July 13, 2021
    Assignee: CPS Technology Holdings LL
    Inventors: Robert J. Mack, Richard M. DeKeuster, Jennifer L. Czarnecki, Ken Nakayama, Matthew R. Tyler, Christopher M. Bonin, Xugang Zhang, Dale B. Trester, Jason D. Fuhr
  • Patent number: 11056714
    Abstract: Provided is a secondary battery that is capable of reducing resistance. The secondary battery includes an electrode assembly in which a positive electrode and a negative electrode are alternately laminated with a separator therebetween, a first bus bar laminated on the outside of the positive electrode disposed on the outermost portion of one side of the electrode assembly with a separator therebetween, a second bus bar laminated on the outside of the negative electrode disposed on the outermost portion of the other side of the electrode assembly with a separator therebetween, and a case accommodating the electrode assembly, the first bus bar, and the second bus bar.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: July 6, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Sun Kyu Kim, Seok Koo Kim
  • Patent number: 11043685
    Abstract: A method for producing a resin frame equipped membrane electrode assembly includes: a first conveyance step of supporting a sheet-shaped member having a cathode and an electrolyte membrane by a resin frame member to which the sheet-shaped member is joined and linearly conveying the supported sheet-shaped member to a pressure bonding device; a second conveyance step of conveying an anode to the pressure bonding device by way of a rotary table; and a pressure bonding step of heating and pressing the cathode and the anode from above and below by the pressure bonding device to thereby integrate the cathode and the anode together.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: June 22, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Kohei Yoshida, Kensuke Namba, Yosuke Konno, Masami Kurimoto, Yusuke Wada