Patents Examined by Christopher P Domone
  • Patent number: 10930953
    Abstract: A control unit of a fuel cell system acquires a service operating point, repeats a process of calculating a distance between the service operating point and a surging region, while transferring an operating point of a turbo compressor from a first operating point to a second operating point outside the surging region, sets opening degrees of a pressure adjusting valve and a bypass valve such that the turbo compressor operates at a required operating point, when the distance exceeds a threshold, and corrects at least one of the opening degrees of the pressure adjusting valve and the bypass valve such that the at least one of the opening degrees becomes larger than an opening degree set such that the turbo compressor operates at the required operating point, when the distance is equal to or shorter than the threshold.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: February 23, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Atsuo Iio, Naoki Tomi, Yusuke Miyamoto, Masafumi Yamagata, Tomotaka Ishikawa
  • Patent number: 10930946
    Abstract: A fuel cell system includes an anode gas supply device configured to supply an anode gas to a fuel cell and an ejector configured to merge an anode discharged gas, discharged from the fuel cell; with the anode gas to be supplied to the fuel cell. The fuel cell system includes an actuator configured to supply the anode discharged gas to the ejector and a cathode gas supply device configured to supply a cathode gas to the fuel cell. A control method for A fuel cell system includes a cathode gas control step of controlling a pressure of the cathode gas to be supplied to the fuel cell according to a magnitude of a load that is required of the fuel cell, and an anode gas control step of increasing a differential pressure between the pressure of the cathode gas and a pressure of the anode gas by the anode gas supply device when the load is low compared to when the load is high.
    Type: Grant
    Filed: November 28, 2016
    Date of Patent: February 23, 2021
    Assignee: NISSAN MOTOR CO., LTD.
    Inventors: Hayato Chikugo, Yousuke Tomita
  • Patent number: 10930949
    Abstract: Systems and methods for operating an electric energy storage device are described. The systems and methods may reduce a voltage potential between a ground reference and terminals of an electric energy storage device. By lowering the voltage potential, a possibility of unintentionally discharging the electrical energy storage device to ground may be reduced.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: February 23, 2021
    Assignee: ESS Tech, Inc.
    Inventors: Isaac Walker-Stern, Aaron Vanderzanden
  • Patent number: 10923746
    Abstract: At one end of a fuel cell stack in a stacking direction, an insulating plate and an end plate are provided. Further, a bypass channel connecting a reactant gas supply passage and a second reactant gas discharge passage is formed between a cell stack body and the end plate. An oxygen-containing gas supplied from a reactant gas supply passage is distributed to a first reactant gas discharge passage and the second reactant gas discharge passage in the fuel cell stack.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: February 16, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yuta Ikeda, Naoki Inoue, Kimiharu Mizusaki, Norihisa Kobayashi
  • Patent number: 10920314
    Abstract: A method for manufacturing a steel sheet or steel strip for a battery case including the steps of providing a Ni-plated steel sheet or strip, and applying a graphene based coating layer on the Ni-plated steel sheet or strip, wherein the graphene based coating layer is applied by chemical vapour deposition.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: February 16, 2021
    Assignee: TATA STEEL UK LIMITED
    Inventors: Sai Shivareddy, Sivasambu Böhm, Samson Patole, Digvijay Bhagwan Thakur, Dammes Hans Van Der Weijde
  • Patent number: 10923738
    Abstract: A coolant injection controller for a fuel cell system, the coolant injection controller configured to actively control the flow of a coolant to a fuel cell assembly for cooling and/or hydrating the fuel cell assembly in response to a measure of fuel cell assembly performance, wherein the coolant injection controller is configured to provide for a first mode of operation if the measure of fuel cell assembly performance is below a predetermined threshold and a second mode of operation if the measure of fuel cell assembly performance is above the predetermined threshold, the first and second modes having different coolant injection profiles and wherein, in the first mode of operation, the coolant injection profile provides for control of the flow of coolant by alternating between at least two different injection flow rates.
    Type: Grant
    Filed: November 26, 2015
    Date of Patent: February 16, 2021
    Assignee: Intelligent Energy Limited
    Inventors: Shahin Moghimi, Vince Gardner, Nathaniel Palmer, Simon Foster, Pratap Rama
  • Patent number: 10916782
    Abstract: The present invention provides a solid-liquid electrolyte in the form of a gel which comprises an organic carbonate-based solvent, precipitated silica, at least one ionically conducting salt and optionally additives. The invention also relates to batteries containing said solid-liquid electrolyte. The solid-liquid electrolyte according to the present invention can improve the electrochemical properties of batteries and prevent electrolyte leakage thus reducing the risk of corrosion of the batteries.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: February 9, 2021
    Inventors: Thierry Le Mercier, Marc-David Braida, Robin Amisse, Jules Valente
  • Patent number: 10916741
    Abstract: Energy storage devices, battery cells, and batteries of the present technology may include a first current collector and a second current collector. At least one of the first current collector and the second current collector may be a non-metal current collector. The battery cell may include a seal between an edge region of the first current collector and an edge region of the second current collector. The seal may contact a first surface of the first current collector and a first surface of the second current collector. The battery cell may also include a metal material coupled with the non-metal current collector on a second surface of the non-metal current collector opposite the first surface.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: February 9, 2021
    Inventors: Donald G. Dafoe, Andrew C. Chu, Christopher T. Campbell, Tobias Zeilinger, Kenzo Nagai, Qingcheng Zeng
  • Patent number: 10916789
    Abstract: The invention relates to a system and method of operating alkaline exchange membrane fuel cells in a bipolar configuration. The system (400) may include a first fuel cell (300A) and a second fuel cell (300B) adjacent to the first fuel cell. Each of the first and second fuel cells may include: a cathode configured to generate hydroxide ions from water, oxygen and electrons, an anode configured to generate water and electrons from the hydroxide ions and hydrogen received from a hydrogen source, and an alkaline exchange membrane configured to transfer the hydroxide ions from the cathode to the anode, and to transfer water from a vicinity of the anode to a vicinity of the cathode. The first fuel cell (300A) and a second fuel cell (300B) are connected by a porous bipolar plate (430A) positioned inbetween.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: February 9, 2021
    Assignee: HYDROLITE LTD
    Inventors: Yair Paska, Miles Page, Yair Benjamine, Shimshon Gottesfeld
  • Patent number: 10910667
    Abstract: This invention relates to a microelectronic device comprising: a first support, a second support, first respective faces of the first support and second support being arranged opposite, and a sealing layer between said first faces, characterized in that the sealing layer comprises at least one layer of an ionic conductive material of formula LixPyOzNw, with x strictly greater than 0 and less than or equal to 4.5, y strictly greater than 0 and less than or equal to 1, z strictly greater than 0 and less than or equal to 5.5, w greater than or equal to 0 and less than or equal to 1.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: February 2, 2021
    Assignee: Commissariat A L'Energie Atomique et aux Energies Alternatives
    Inventors: Sami Oukassi, Xavier Baillin
  • Patent number: 10903510
    Abstract: A redox flow battery includes a battery cell, a tank which stores an electrolyte to be supplied to the battery cell, piping which is connected to the battery cell and the tank and configured to circulate the electrolyte, a container which houses the battery cell, the tank, and the piping all together, and a partition wall which is provided inside the container and prevents the electrolyte from leaking out of the container. The height of the partition wall is equal to or greater than a liquid level height at the time when a predetermined amount of electrolyte leaks into the container as a consequence of damage to the piping, and the predetermined amount includes the total of an amount equivalent to the volume of the battery cell and an amount equivalent to the volume of the piping.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: January 26, 2021
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Kazutaka Kawahigashi, Atsuo Ikeuchi
  • Patent number: 10903496
    Abstract: Provided herein are systems and devices comprising rigid macrocyclic and nanoporous compositions of electronically coupled naphthalenediimide redox-active units and methods of preparation and use thereof, for example, in the field of energy generation and storage.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: January 26, 2021
    Assignees: Northwestern University, KING ABDULAZIZ CITY FOR SCIENCE AND TECHNOLOGY
    Inventors: Dongyang Chen, Alyssa-Jennifer Avestro, Junling Sun, Zachary B. Erno, J. Fraser Stoddart
  • Patent number: 10903492
    Abstract: A method of producing a nickel-cobalt composite hydroxide includes: preparing a first solution containing nickel ions and cobalt ions; preparing a second solution containing tungsten ions and having a pH of 10 or more; preparing a third solution containing a complex ion-forming factor; preparing a liquid medium having a pH in a range of 10 to 13.5; supplying the first solution, the second solution, and the third solution separately and simultaneously to the liquid medium to obtain a reacted solution having a pH in a range of 10 to 13.5; and obtaining the nickel-cobalt composite hydroxide containing nickel, cobalt, and tungsten from the reacted solution.
    Type: Grant
    Filed: October 9, 2019
    Date of Patent: January 26, 2021
    Assignee: NICHIA CORPORATION
    Inventors: Hideki Yoshida, Masato Sonoo, Takahiro Kitagawa
  • Patent number: 10892519
    Abstract: The present invention relates to a solid polymer electrolyte formed of a polymer matrix including a lithium ion conductor, and a method of preparing the same. The solid polymer electrolyte of the present invention can be molded in the form of a film and used in an electrochemical device such as a lithium polymer secondary battery or the like.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: January 12, 2021
    Inventors: Kyoung Ho Ahn, Sol Ji Park, Chul Haeng Lee, Jeong Woo Oh, Jung Hoon Lee, Yi Jin Jung
  • Patent number: 10886523
    Abstract: A method for electroplating (or electrodeposition) a lithiated transition metal oxide composition using low purity starting precursors. The method includes electrodepositing the electrochemically active material onto an electrode in an electrodeposition bath containing a non-aqueous electrolyte. The lithiated metal oxide can be used for various applications such as electrochemical energy storage devices including high power and high-energy lithium-ion batteries.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: January 5, 2021
    Assignee: Xerion Advanced Battery Corporation
    Inventors: Mehmet Nurullah Ates, John David Busbee, Chadd Timothy Kiggins, John Berkeley Cook
  • Patent number: 10879547
    Abstract: A method of controlling hydrogen concentration of a fuel cell includes calculating hydrogen or nitrogen concentration of gas stored in a fuel tank; estimating hydrogen or nitrogen concentration at an anode of the fuel cell based on the calculated hydrogen or nitrogen concentration of the gas; and controlling a hydrogen supply unit based on the estimated hydrogen or nitrogen concentration at the anode such that the hydrogen or nitrogen concentration at the anode follows desired hydrogen concentration or desired nitrogen concentration.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: December 29, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Soon Woo Kwon, Hyeon Seok Ban, Joon Yong Lee
  • Patent number: 10879574
    Abstract: A lithium air battery system includes: a lithium air battery that includes a negative electrode made of a negative electrode material for absorbing and releasing a lithium ion, a positive electrode made of a positive electrode material and including a catalyst for reducing oxygen which is positive electrode active material, and a solid electrolyte layer including a solid electrolyte interposed between the negative electrode and the positive electrode; and a humidity control unit that adjusts a humidity of gas which includes oxygen and contacts with at least the positive electrode. The humidity control unit adjusts the humidity of the gas based on a temperature of the lithium air battery at least during operation of the lithium air battery.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: December 29, 2020
    Assignee: DENSO CORPORATION
    Inventors: Yosuke Suzuki, Kan Kitagawa, Hidehiko Hiramatsu
  • Patent number: 10873106
    Abstract: A composite solid electrolyte (100) for lithium batteries can include a solid polymer (110), phyllosilicate nanoparticles (120) distributed in the solid polymer, and a lithium salt (130) distributed in the solid polymer. In one example, the composite solid electrolyte can be used in a solid state lithium battery cell (400) made up of composite solid electrolyte, an anode (420) containing lithium in contact with a first surface of the composite solid electrolyte, and a cathode (430) in contact with a second surface of the composite solid electrolyte.
    Type: Grant
    Filed: March 16, 2017
    Date of Patent: December 22, 2020
    Assignee: University of Utah Research Foundation
    Inventors: Jan D. Miller, Xuming Wang, Yue Lin, Jin Liu
  • Patent number: 10868323
    Abstract: A solid oxide fuel cell, and more particularly, a thin and light solid oxide fuel cell has a sealant layer in which a passage through which fuel and air may flow in and out. A support is located on an inner wall of the passage to prevent the blockage of the passage due to flow generated in the sealant layer at a high temperature. A window frame is omitted to simplify a configuration.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: December 15, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Sanghyeok Im, Yeonhyuk Heo, Tai Min Noh, Kwangyeon Park, Kwangwook Choi
  • Patent number: 10868306
    Abstract: Articles and methods involving electrochemical cells and/or electrochemical cell preproducts comprising passivating agents are generally provided. In certain embodiments, an electrochemical cell includes first and second passivating agents. In some embodiments, an electrochemical cell may include a first electrode comprising a first surface, a second electrode (e.g., a counter electrode with respect to the first electrode) comprising a second surface, a first passivating agent configured and arranged to passivate the first surface, and a second passivating agent configured and arranged to passivate the second surface.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: December 15, 2020
    Assignee: Sion Power Corporation
    Inventors: Akmeemana Anoma Mudalige, Chariclea Scordilis-Kelley, Zhaohui Liao, Marina Safont-Sempere, Igor P. Kovalev