Patents Examined by Thomas H. Parsons
  • Patent number: 11509001
    Abstract: A thermal management power battery assembly and a battery pack having a plurality of the thermal management power battery assemblies connected in series. The battery assembly includes a plurality of staggered battery cells, a thermal conduction module, a liquid cooling module, and a battery cell fixing module for fixing the battery cells. The battery cell fixing module includes a battery cell position limiting device, and assembly supporting device located at two sides of the battery cell position limiting device; the liquid cooling module is integrated in the assembly supporting device; the thermal conduction module is simultaneously in contact with the battery cells and the assembly supporting device. The liquid cooling module is integrated with the assembly supporting device. The liquid cooling module is intergrated with the assembly supporting device.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: November 22, 2022
    Assignee: EVE ENERGY CO., LTD.
    Inventors: Jibing Jiang, Yanqiang Feng, Dingding Yuan, Guomin Huang, Jincheng Liu
  • Patent number: 11495863
    Abstract: A porous polyimide film has plural pores, in which an average flattening of the plural pores is within a range of 0.1 to 0.7, a coefficient of variation of a distance between adjacent pores is within a range of 0.10 to 0.40, and a front surface and aback surface communicate with each other through the plural pores.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: November 8, 2022
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Kosuke Nakada, Hidekazu Hirose, Yasunobu Kashima, Kosaku Yoshimura, Tomoya Sasaki
  • Patent number: 11495855
    Abstract: An insulating plate for a secondary battery includes a wound electrode group, an electrolyte, a cylindrical battery case that houses the electrode group and the electrolyte, and a sealing body that seals an opening of the battery case and includes a discharge valve. The insulating plate is disposed between the electrode group and the sealing body and has a disk shape with a thickness T of 0.1 mm or more. The insulating plate has a first hole formed centrally therein and at least one second hole formed around the first hole so as to extend along the outer periphery of the disk shape. The ratio (=T/D) of the thickness T to a diameter D of the insulating plate is 0.016 or less, and the insulating plate has an opening ratio of 36% or less.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: November 8, 2022
    Assignees: PANASONIC HOLDINGS CORPORATION, SANYO Electric Co., Ltd.
    Inventors: Takeshi Enomoto, Tomohiko Yokoyama, Yuji Yamagami, Kazutoshi Kohira
  • Patent number: 11495832
    Abstract: A battery includes a negative electrode body wound to be flat. The negative electrode body has a plurality of negative electrode main bodies arranged in a line in a negative electrode connection direction in a developed state, and at least one negative electrode connection portion connecting a pair of negative electrode main bodies adjacent in the developed state among the plurality of negative electrode main bodies. The at least one negative electrode connection portion is folded back such that the plurality of negative electrode main bodies overlap each other. A dimension of each of the plurality of negative electrode main bodies in the negative electrode connection direction decreases with separation from an outer end side negative electrode main body. A dimension of the at least one negative electrode connection portions in the negative electrode connection direction increases with separation from an inner end side negative electrode connection portion.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: November 8, 2022
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Nagayuki Kimura, Shunji Watanabe, Yoshimi Kanno
  • Patent number: 11489190
    Abstract: In order to solve the problem of insufficient cycle performance and high-temperature storage performance of the existing non-aqueous electrolyte for lithium ion battery containing maleic anhydride copolymer, the application provides a non-aqueous electrolyte for lithium ion battery. The non-aqueous electrolyte for lithium ion battery comprises a compound A represented by formula I and a compound B represented by formula II, In formula I, R7 and R8 are independently selected from one of hydrogen atom, halogen atom, —O—R9 or aryl, wherein n is a positive integer and R9 is a C1-C4 alkyl group; In formula II, R1, R2, R3, R4, R5 and R6 are each independently selected from one of hydrogen atom, fluorine atom and C1-C5 group. The non-aqueous electrolyte for lithium ion battery provided by the invention can improve the cycle stability and high-temperature storage performance of the battery through the effections of compound A and compound B.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: November 1, 2022
    Assignee: SHENZHEN CAPCHEM TECHNOLOGY CO., LTD.
    Inventors: Qiao Shi, Muchong Lin, Shiguang Hu, Ruixing Liu
  • Patent number: 11476540
    Abstract: A method of manufacturing a structure, the method comprising: obtaining a flowable liquid comprising a homogenous mixture of an active material and a binding material; generating a plurality of droplets from the flowable liquid; and depositing the plurality of generated droplets on a support, wherein the plurality of droplets self-assemble to form a continuous structure, wherein the continuous structure comprises a plurality of microstructure units, and wherein the active material and the binding material self-segregate to form a non-uniform distribution of the active material and the binding material in each of the units.
    Type: Grant
    Filed: February 3, 2022
    Date of Patent: October 18, 2022
    Assignee: DYNAMI BATTERY CORP.
    Inventors: Sergio Daniel Baron, Daiana Elizabeth Medone Acosta
  • Patent number: 11456509
    Abstract: Disclosed is a composition for non-aqueous secondary battery functional layer which comprises non-conductive particles; a water-soluble polymer having a degree of swelling in electrolyte solution of greater than 1.0 time and 2.0 times or less; and a water-insoluble polymer having a volume-average particle diameter of 0.01 ?m or more and 0.30 ?m or less.
    Type: Grant
    Filed: April 20, 2017
    Date of Patent: September 27, 2022
    Assignee: ZEON CORPORATION
    Inventor: Hiromi Takamatsu
  • Patent number: 11444290
    Abstract: The present invention relates to a separator, and a fuel cell stack comprising the same, and according to one aspect of the present invention, there is provided a separator formed of a metallic material and having a plurality of pores, wherein some regions have a hydrophilic surface and some other regions have a hydrophobic surface.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: September 13, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Yoo Seok Kim, Hye Mi Jung, Chang Sun Kong, Jae Choon Yang
  • Patent number: 11431035
    Abstract: In one embodiment, a secondary battery is provided, which includes an electrolytic solution, and a positive electrode and a negative electrode which are immersed in the electrolytic solution. The electrolytic solution contains water, an electrolyte salt, and at least one kind of an organic solvent with a relative permittivity of not more than 42. The relative permittivity of the electrolytic solution fractionated when converted according to a volume fraction is not more than 78.50.
    Type: Grant
    Filed: February 16, 2018
    Date of Patent: August 30, 2022
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Yasuyuki Hotta, Shinsuke Matsuno, Hayato Seki, Norio Takami
  • Patent number: 11424446
    Abstract: Provided are an anode active material for secondary battery which includes porous iron oxide nanoparticles, a manufacturing method thereof, and a secondary battery including the same. The anode active material for secondary battery of the present disclosure minimizes a volume change of iron oxide caused by intercalation and deintercalation of lithium even during consecutive charges and discharges and thus can improve the capacity and lifespan characteristics of a secondary battery employing the anode active material. Further, the manufacturing method of an anode active material for secondary battery makes it possible to manufacture an anode active material for secondary battery including iron oxide nanoparticles in an environmentally friendly and simple manner and thus makes it possible to mass-produce the anode active material.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: August 23, 2022
    Assignee: KOREA BASIC SCIENCE INSTITUTE
    Inventors: Yeon Ho Kim, Hae Jin Kim, Won Gi Hong, Jong Guk Kim
  • Patent number: 11411265
    Abstract: A cover electrically couples multiple storage cells of an electrical energy storage module. The cover has electrically conductive contact sockets which are embedded in an electrically insulating material of the cover and taper inwards on their insides, and into which terminals of the storage cells can be inserted to make electrical contact. Two connections are provided, one of which forms a positive terminal and the other of which forms a negative terminal of the electrically coupled storage cells. Multiple conductors electrically couple the storage cells, in particular for coupling the storage cells in series, in a predefined manner. The conductors are completely accommodated inside the cover, and the cover can be mounted on the storage cells such that it can be detached non-destructively.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: August 9, 2022
    Assignee: Bayerische Motoren Werke Aktiengesellschaft
    Inventors: Andre Schmitz, Boris Zuev
  • Patent number: 11411242
    Abstract: A lithium secondary battery including a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode, wherein the negative electrode is lithiated by pre-lithiation, a total capacity of a negative electrode active material of the negative electrode is larger than a total capacity of a positive electrode active material of the positive electrode, and a charge capacity of the negative electrode is smaller than a charge capacity of the positive electrode by the pre-lithiation.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: August 9, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Oh Byong Chae, Yoon Ah Kang, Jun Hyuk Song, Eun Kyung Kim, Sang Wook Woo
  • Patent number: 11387458
    Abstract: The present invention provides a carbon fiber aggregate that is characterized by comprising carbon fibers in which crystallite interplanar spacing (d002) measured using X-ray diffraction is 0.3400 nm or more, the average liber diameter being 10-900 nm, and the powder volume resistivity being 4.00×10?2 ?·cm or less when the packing density is 0.8 g/cm3.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: July 12, 2022
    Assignee: TEIJIN LIMITED
    Inventors: Kazuki Yachi, Asami Kanematsu, Shinya Komura, Takahiro Daido
  • Patent number: 11367893
    Abstract: Systems, methods, and apparatus for multifunctional battery packaging and insulation are disclosed. In one or more embodiments, a battery pack comprises a plurality of battery cells. The battery pack further comprises a block comprising a plurality of recesses formed within the block. In one or more embodiments, each of the recesses respectively houses one of the battery cells within the block. In at least one embodiment, the block comprises a low density ceramic fiber reinforced foam that is porous such that a gas or liquid may pass through the block to cool the battery pack. In one or more embodiments, at least a portion of the block is covered with a ceramic matrix composite (CMC) material comprising a ceramic slurry composite pre-impregnated (prepreg) with fibers. In some embodiments, the CMC material is cured via kiln firing the block.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: June 21, 2022
    Assignee: The Boeing Company
    Inventor: Jeffrey E. Polus
  • Patent number: 11362360
    Abstract: A power production system includes a fuel cell separation system configured to receive a flue gas and to produce electrical power therefrom; a flue gas polishing system positioned upstream of the fuel cell separation system and configured to remove contaminants in the flue gas; a flue gas analyzer configured to measure in real-time an amount of the contaminants in the flue gas; and a plant control system operatively coupled to the flue gas polishing system, the flue gas analyzer, and the fuel cell separation system and configured to adjust operational parameters of the flue gas polishing system.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: June 14, 2022
    Assignee: FuelCell Energy, Inc.
    Inventors: Hossein Ghezel-Ayagh, Stephen Jolly
  • Patent number: 11349147
    Abstract: Battery systems are provided that include a plurality of modules positioned within an enclosed space (e.g., a room, data center or storage system), wherein at least one of the modules includes a plurality of lithium ion cells and thermal insulator(s) positioned between adjacent lithium ion cells, and wherein the battery systems offer a requisite level of safety by scaling the system such that the internally available volume of the enclosed space (measured in liters) is in the range of about 39±5 times and 80±5 times the amp-hour (Ah) capacity of lithium ion cell(s) positioned therewithin, and associated methods for safe deployment of battery systems in enclosed spaces. The relevant lithium ion cell(s) for determination of Ah capacity is/are the lithium ion cell(s) that is/are thermally insulated relative to adjacent lithium ion cell(s).
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: May 31, 2022
    Assignee: Cadenza Innovation, Inc.
    Inventors: Maria Christina Lampe-Onnerud, Jay Jie Shi, Richard V. Chamberlain, II, Tord Per Jens Onnerud, Michael Suba
  • Patent number: 11349179
    Abstract: A plurality of sets of power storage devices each formed by connecting a plurality of power storage devices in parallel are connected in series. A wiring module that is arranged on a plurality of power storage devices each having electrode terminals, the wiring module including: a plurality of connection bus bars each connected to a corresponding electrode terminal and each having 2n (n is a natural number greater than or equal to 2) electrode connection portions; and an insulating protector that houses the plurality of connection bus bars. In each of the plurality of connection bus bars, the cross-sectional areas of the second electrode connection portion from the right of the connection bus bar and the third electrode connection portion from the right of the connection bus bar are set to be larger than the cross-sectional areas of the other electrode connection portions.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: May 31, 2022
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Taiji Yanagida, Hiroki Shimoda, Yoshinori Ito
  • Patent number: 11342636
    Abstract: A secondary battery includes: an electrode assembly including a main tab; a current collecting member adjacent the main tab; and a sub-tab electrically connecting the main tab to the current collecting member. The main tab is in and welded to the sub-tab, and the sub-tab and the main tab are bent in the same direction on the current collecting member.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: May 24, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hyun Soo Lee, Jeong Won Oh, Sang Won Byun
  • Patent number: 11335977
    Abstract: Batteries according to embodiments of the present technology may include a first battery cell including a first current collector. The batteries may include a second battery cell including a second current collector. The second battery cell may be vertically aligned with the first battery cell, and the second current collector may be positioned adjacent the first current collector. The first battery cell and the second battery cell may be electrically coupled together so the first battery cell and the second battery cell transfer current through the cells between the first current collector and the second current collector. The batteries may also include a patterned coupling material disposed between the first battery cell and the second battery cell and joining the first current collector with the second current collector.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: May 17, 2022
    Inventors: Qingcheng Zeng, Tobias Zeilinger, Kenzo Nagai, Donald G. Dafoe
  • Patent number: 11335917
    Abstract: An apparatus includes a thermal battery, which includes a housing and one or more battery cells within the housing. Each battery cell includes an anode, a cathode, and an electrolyte. The electrolyte in each battery cell is configured to be in a solid state when the battery cell is inactive. The apparatus also includes a phase change material around at least part of the housing. The phase change material is configured to conduct external heat into the housing in order to melt the electrolyte in each battery cell and activate the battery cell. The phase change material is also configured to change phase in order to reduce conduction of the external heat into the housing.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: May 17, 2022
    Assignee: Raytheon Company
    Inventors: Dean Dickherber, Matthew H. Summers, Gami D. Maislin, Brendon R. Holt