Patents Examined by Kimberly Wyluda
  • Patent number: 11177494
    Abstract: Systems and methods for forming a liquid mixture having a predetermined mix ratio and reforming systems, reforming methods, fuel cell systems, and fuel cell methods that utilize the liquid mixture. The methods include apportioning a preselected volume of liquid from a liquid source. During the apportioning, the liquid is a first liquid, and the methods further include providing a first preselected volume of the first liquid to a mix tank. The methods also include repeating the apportioning with a second liquid providing a second preselected volume of the second liquid to the mix tank to generate the liquid mixture. The methods also may include providing the liquid mixture to a reforming region, reforming the liquid mixture to generate a mixed gas stream that includes hydrogen gas, and providing the hydrogen gas to a fuel cell assembly to generate an electric current.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: November 16, 2021
    Assignee: H2 PowerTech, LLC
    Inventor: Michael Tyler Hicks
  • Patent number: 11165113
    Abstract: Disclosed herein is a pouch-shaped battery cell configured to have a structure in which an electrode assembly is received in a pouch-shaped battery case together with an electrolytic solution, wherein the pouch-shaped battery case is made of a laminate sheet including a metal layer and a resin layer, an upper edge of the pouch-shaped battery case, from which electrode terminals protrude outward, and opposite side edges of the pouch-shaped battery case, which are adjacent to the upper edge of the pouch-shaped battery case, are thermally fused to constitute a sealed portion of the pouch-shaped battery case, the opposite side edges of the pouch-shaped battery case being bent perpendicularly from the upper edge of the pouch-shaped battery case toward an electrode assembly receiving unit for receiving the electrode assembly, and a protective film is attached so as to wrap the perpendicularly bent opposite side edges of the pouch-shaped battery case.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: November 2, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Hwa Lee, In Gu An, Jae Han Jung, Eun Seok Choi
  • Patent number: 11165107
    Abstract: Disclosed is a battery device including a battery; a plurality of sensors attached to the battery; and a transceiving circuit configured to transmit a signal received from a monitoring device to the plurality of sensors and to transmit signals received from the plurality of sensors to the monitoring device. The plurality of sensors generate surface acoustic waves (SAWs) in response to the signal received from the monitoring device, when receiving the signal from the monitoring device through the transceiving circuit, and the plurality of sensors include at least one first sensor configured to output a first signal corresponding to a SAW varied depending on a temperature of the battery; at least one second sensor configured to output a second signal corresponding to a SAW varied depending on pressure of the battery; and at least one third sensor configured to output a third signal corresponding to a SAW varied depending on an electrolyte leakage state of the battery.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: November 2, 2021
    Inventors: Jae Min Ryoo, Jeong Nam Cheon, Mi Hyun Lee
  • Patent number: 11139485
    Abstract: Compositions and process for optimizing oxygen reduction and oxygen evolution reactions are provided. Oxygen reduction and oxygen evolution catalysts include oxide compositions having a general formula a formula A2-xMOy, where x is electrochemically tuned to find optimal A content that delivers the best catalytic performance in a chemical system. The process provides the ability to find the optimal catalytic performance by tuning A and hence, the binding strength of O.
    Type: Grant
    Filed: June 3, 2019
    Date of Patent: October 5, 2021
    Assignee: Toyota Research Institute, Inc.
    Inventors: Muratahan Aykol, Joseph Harold Montoya, Jens Strabo Hummelshøj
  • Patent number: 11139462
    Abstract: An electrode for solid-state batteries, comprising a PTC resistor layer, and a solid-state battery comprising the electrode. The electrode may be an electrode for solid-state batteries, wherein the electrode comprises an electrode active material layer, a current collector and a PTC resistor layer which is disposed between the electrode active material layer and the current collector and which is in contact with the electrode active material layer; wherein the PTC resistor layer contains an electroconductive material, an insulating inorganic substance and a polymer; and wherein a surface roughness Ra of an electrode active material layer-contacting surface of the PTC resistor layer, is 1.1 ?m or less.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: October 5, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Norihiro Ose, Tomoya Suzuki, Hajime Hasegawa, Kazuo Yaso, Hideaki Nishimura, Yuki Matsushita
  • Patent number: 11139533
    Abstract: A polyolefin micro-porous film containing a polypropylene resin, in which a meltdown temperature of the polyolefin micro-porous film is 195° C. to 230° C. A weight-average molecular weight of the polypropylene resin is 500,000 to 800,000. Furthermore, a molecular weight distribution of the polypropylene resin is 7.5 to 16.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: October 5, 2021
    Assignee: Ube Industries, Ltd.
    Inventors: Toru Kidosaki, Ryo Sakimoto, Kenji Kawabata
  • Patent number: 11121440
    Abstract: Provided is an electricity storage device having a high volumetric energy density and high reliability. The electricity storage device includes: an electrode assembly including first and second electrode plates and a separator interposed therebetween; an exterior housing that houses the electrode assembly; a lid that covers an opening of the exterior housing; and electrode terminals that are electrically connected to the electrode assembly and partially protrude from the lid to the outside. The lid has a liquid injection hole for injecting an electrolytic solution into the exterior housing. A tubular member extending from the lid toward the electrode assembly is provided between the outer surface of the lid and the electrode assembly so as to surround an opening of the liquid injection hole. A covering member connected to the tubular member and interposed between the liquid injection hole and the electrode assembly is provided.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: September 14, 2021
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Hiroshi Takabayashi, Hiroyuki Yamada
  • Patent number: 11121376
    Abstract: A positive electrode includes at least a positive electrode current collector and a positive electrode active material layer. The positive electrode current collector includes an aluminum foil and an aluminum hydrated oxide film. The aluminum hydrated oxide film covers a surface of the aluminum foil. The positive electrode active material layer is formed on a surface of the aluminum hydrated oxide film. The aluminum hydrated oxide film has a thickness not smaller than 50 nm and not greater than 1000 nm. The aluminum hydrated oxide film contains at least one selected from the group consisting of phosphorus, fluorine, and sulfur.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: September 14, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Koji Torita, Akihiro Ochiai, Yusuke Fukumoto, Harunari Shimamura, Takuya Asari
  • Patent number: 11108056
    Abstract: Provided is a method for producing a fuel cell that can reduce the amount of an adhesive applied to join a pair of sheet-like separators together while also avoiding failures in the conveyance of the separators. A separator, which has a bent portion on the peripheral edge thereof and has a recess and a projection formed on one surface and the other surface, respectively, of the separator by the bent portion, is used. The conveying step includes gripping the bent portion at opposite ends of each separator using grippers. The seal portion forming step includes disposing an adhesive in the recess formed by the bent portion of one of the separators, and fitting the projection formed by the bent portion of the other separator in the recess.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: August 31, 2021
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Kunihito Ona, Takahide Katagiri, Keisuke Miyanaga, Hiroshi Kinpara
  • Patent number: 11101501
    Abstract: An example electrolyte includes a solvent, a lithium salt, and an additive selected from the group consisting of a mercaptosilane, a mercaptosiloxane, and combinations thereof. The electrolyte may be used in a method for making a solid electrolyte interface (SEI) layer on a surface of an electrode. A negative electrode structure may be formed from the method.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: August 24, 2021
    Assignees: GM GLOBAL TECHNOLOGY OPERATIONS LLC, THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Fang Liu, Qiangfeng Xiao, Yunfeng Lu, Mei Cai, Fang Dai, Li Yang
  • Patent number: 11094921
    Abstract: The present disclosure relates to an electrode for an electrochemical device and a method for manufacturing the same. More particularly, the present disclosure relates to an electrode having a small difference in porosity along the thickness direction of the electrode, and a method for manufacturing the same.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: August 17, 2021
    Inventors: Song-Yi Han, Ji-Eun Lee, Song-Taek Oh, Young-Geun Choi
  • Patent number: 11081740
    Abstract: A power storage device includes: a power storage module; a housing case having a housing space formed therein and configured to house the power storage module in the housing space; a cooler arranged in the housing case and configured to cool air sent toward the power storage module; a storage portion configured to store condensation water generated as a result of cooling by the cooler; and an air permeable film configured to allow a vapor generated from the condensation water stored in the storage portion to pass therethrough. The storage portion and the air permeable film are provided in a separated space separated from the housing space. The vapor passes through the separated space and reaches the air permeable film.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: August 3, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Toshio Uchiyama, Shigeyuki Inoue
  • Patent number: 11075416
    Abstract: A temperature control device for a battery housing of a vehicle driven by electric motor. The temperature control device is divided into a plurality of temperature control cells. Each cell has a heat exchanger surface for transmitting heat from a battery module to the temperature control device or vice versa, and at least one temperature control agent channel, which is fluidically connected on an inlet or outlet side to a first temperature control agent collector and on its other side to a second temperature control agent collector. The temperature control device has at least one first temperature control agent collector and at least one second temperature control agent collector, wherein each temperature control cell is connected to a first temperature control agent collector and a second temperature control agent collectors by its at least one temperature control agent channel, without connecting to the at least one temperature control agent channel of another temperature control cell.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: July 27, 2021
    Assignee: KIRCHHOFF AUTOMOTIVE DEUTSCHLAND GMBH
    Inventor: Alexander Günther
  • Patent number: 11069899
    Abstract: The present invention relates to a negative electrode for a secondary battery. The negative electrode for the secondary battery according to an embodiment of the present invention comprises a negative electrode collector and a negative electrode active material integrated with at least a portion of a surface of the negative electrode collector, wherein the negative electrode collector has a plurality of delamination prevention current collection grooves with which the negative electrode active material is integrated, and the negative electrode active material is disposed on an inner surface of each of the delamination prevention current collection grooves so that a space part in which a passivation layer is formed is defined during charging and discharging.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: July 20, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jin Hyun Cho, Hyun Woong Yun
  • Patent number: 11056680
    Abstract: A battery includes negative electrode material and positive electrode material where the materials are in a solid phase except for selected portions that are heated to transform the selected portions into a fluid. The fluid portion of negative electrode material is directed to a negative electrode region of a reaction chamber and the fluid portion of positive electrode material is directed to a positive electrode region of the reaction chamber where a solid electrolyte containing ions of the negative electrode separates the positive electrode region from the negative electrode region.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: July 6, 2021
    Assignee: Vissers Battery Corporation
    Inventor: Daniel R. Vissers
  • Patent number: 11045058
    Abstract: A cleaner includes: a battery housing: a main body terminal that is disposed in the battery housing; and a battery that is separably coupled to the battery housing, wherein the battery includes: a plurality of battery cells; a battery management unit to manage voltage of the battery cells; and a battery terminal that is connected to the battery management unit and is connected to the main body terminal when the battery is inserted into the battery housing.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: June 29, 2021
    Assignee: LG Electronics Inc.
    Inventors: Philjae Hwang, Mantae Hwang, Jungbae Hwang, Eunji Sung, Taekgi Lee
  • Patent number: 11043664
    Abstract: A battery comprises an electrode group including a separator, a positive electrode and a negative electrode. The negative electrode comprises a negative electrode core, negative electrode mixture layers retained to the negative electrode core, and a fluorine resin layer disposed on the surface of the negative electrode mixture layers. The negative electrode mixture layers include a first outermost peripheral region located at the outermost periphery of the electrode group and a second outermost peripheral region located opposite to the first outermost peripheral region. When the amount of the fluorine resin constituting a first fluorine resin layer in a portion of the first outermost peripheral region is represented by A, and the amount of the fluorine resin constituting a second fluorine resin layer in a portion of the second outermost peripheral region is represented by B, a relation A>B is satisfied.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: June 22, 2021
    Assignee: FDK CORPORATION
    Inventors: Toshiki Sato, Jun Ishida, Akira Saguchi, Shota Ohata
  • Patent number: 11043675
    Abstract: The present application provides a positive electrode material and a lithium-ion battery. The positive electrode material comprises a lithium composite oxide comprising lithium and at least one selected from a group of cobalt (Co), nickel (Ni), manganese (Mn), and a compound on the surface thereof comprising strontium (Sr) and at least one selected from a group of silicon (Si), titanium (Ti). By using above positive electrode material, the increased DC resistance during the circulation of the lithium-ion battery is greatly reduced.
    Type: Grant
    Filed: October 21, 2018
    Date of Patent: June 22, 2021
    Assignee: Ningde Amperex Technology Limited
    Inventor: Chunfeng Zheng
  • Patent number: 11011754
    Abstract: Provided is a binder composition for a non-aqueous secondary battery functional layer that enables production of a composition for a non-aqueous secondary battery functional layer that has excellent stability and can cause a non-aqueous secondary battery to display excellent cycle characteristics. The binder composition contains a water-soluble polymer and water. The water-soluble polymer has a contact angle with water of at least 40° and not more than 80° and has a degree of swelling in electrolyte solution of more than a factor of 1.0 and not more than a factor of 3.0.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: May 18, 2021
    Assignee: ZEON CORPORATION
    Inventor: Junichi Asano
  • Patent number: 11011740
    Abstract: A battery includes a positive electrode, a negative electrode, and an electrolyte. The positive electrode includes LixAl2(OH)7-y.zH2O where 0.9<x<1.1, ?0.1<y<0.1, 0?z<2.1.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: May 18, 2021
    Assignee: Murata Manufacturing Co., Ltd.
    Inventor: Naoki Hayashi