Patents Examined by Alix E Eggerding
  • Patent number: 11901549
    Abstract: An energy storage device can include a first electrode, a second electrode and a separator between the first electrode and the second electrode wherein the first electrode or the second electrode includes elemental lithium metal and carbon particles. A method for fabricating an energy storage device can include forming a first electrode and a second electrode, and inserting a separator between the first electrode and the second electrode, where forming the first electrode or the second electrode can include combining elemental lithium metal and a plurality of carbon particles.
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: February 13, 2024
    Assignee: Tesla, Inc.
    Inventors: Hieu Minh Duong, Porter Mitchell, Mohammed-Yazid Saidi
  • Patent number: 11901524
    Abstract: A battery module having a plurality of battery cells disposed in a housing and interconnected by upper and lower interconnect panels stamped from sheets of conductive metal. Each of the upper and lower interconnect panels have a plurality of contacts secured to terminals of the battery cells, respectively. The contacts are at least partially disposed in panel openings extending through the upper and lower interconnect panels. A carrier is provided and includes a lead frame molded into a body of thermoplastic resin. The lead frame connects a plurality of locations on the upper and lower interconnect panels to a monitoring module that measures physical properties at the locations.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: February 13, 2024
    Assignee: Interplex Industries, Inc.
    Inventors: Craig Kennedy, Vu Phan
  • Patent number: 11888103
    Abstract: A separator-integrated gasket is provided for making an electrolyte membrane unlikely to be deformed when a stack is assembled. The separator-integrated gasket for a fuel battery includes a lip-shaped gasket, first and second separator components, and a flat-shaped gasket. The first and second separator components are made of press-workable metal plates, and include first and second three-dimensional shape portions, respectively. The first separator component includes a surface that is on a side opposite to a protruding direction of the first three-dimensional shape portion and on which a gasket attachment groove holding the lip-shaped gasket is formed. The second separator component includes a surface that is on a side opposite to a protruding direction of the second three-dimensional shape portion and on which a three-dimensional shape fitting groove accommodating the first three-dimensional shape portion is formed.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: January 30, 2024
    Inventors: Taisuke Matsuda, Shigeru Watanabe
  • Patent number: 11876224
    Abstract: An object of the present invention is to provide a negative electrode active material having excellent charge/discharge characteristics (charge and discharge capacities, initial coulombic efficiency, and cycle characteristics). The object is achieved by providing a negative electrode active material containing: a silicon-based inorganic compound (a) composed of silicon (excluding zerovalent silicon), oxygen, and carbon; and silicon (zerovalent) (b). The equivalent constituent ratio [Q units/(D units+T units+Q units)] indicating the chemical bonding state (D units [SiO2C2], T units [SiO3C], Q units[SiO4]) of the silicon (excluding zerovalent silicon) present in the silicon-based inorganic compound (a) is within the range of from 0.30 to 0.80 inclusive.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: January 16, 2024
    Assignee: DIC Corporation
    Inventors: Peixin Zhu, Shinji Kato, Ryuuichi Kiyooka, Katsuhito Kuroki, Satoshi Katano, Takahito Ikuma
  • Patent number: 11855315
    Abstract: A separator-integrated gasket with improved productivity includes a separator main body for a fuel cell and an elastic gasket formed integrally with the separator main body. The separator main body includes a bead and a pair of protrusions located on opposite sides of the bead to block the liquid rubber applied to the bead. The gasket is formed when the liquid rubber is cured.
    Type: Grant
    Filed: March 5, 2021
    Date of Patent: December 26, 2023
    Inventors: Hajime Yui, Toshihiro Shimazoe, Ryo Tomita
  • Patent number: 11843138
    Abstract: A first outer peripheral seal in a first metal separator of a fuel cell stack includes a first peripheral metal bead. A first bypass stopper is provided in a space between a first end ridge and a first outer peripheral seal. The first bypass stopper prevents bypassing of an oxygen-containing gas by blocking part of the space. A gap is provided between the first bypass stopper and the first metal bead of a first outer peripheral seal. The gap separates the first bypass stopper from the first metal bead.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: December 12, 2023
    Assignee: Honda Motor Co., Ltd.
    Inventors: Suguru Ohmori, Takuro Okubo, Satoshi Oyama
  • Patent number: 11842824
    Abstract: A method for collecting and storing the energy emitted by radioisotopes in the form of alpha and or beta particles is described. The present invention incorporates aspects of four different energy conversion and storage technologies, those being: Nuclear alpha and or beta particle capture for direct energy conversion and storage, fuel cells, rechargeable electrochemical storage cells and capacitive electrical energy storage.
    Type: Grant
    Filed: September 7, 2021
    Date of Patent: December 12, 2023
    Inventor: Eric M. DeLangis
  • Patent number: 11830997
    Abstract: A secondary battery may include a cell body member accommodating an electrode assembly therein; and a heat conductive member disposed between the cell body member and a cooling plate member to form a heat path for transferring heat from the cell body member, wherein the heat conductive member is in contact with the cooling plate member, and wherein a contact area of the cooling plate member and the heat conductive member is smaller than a cross-sectional area of the cell body member parallel to a thickness direction of the electrode assembly.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: November 28, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Dong Ha Hwang, Seok Min Kim, Myeong Hwan Ma, Seo Roh Rhee, Hae Ryong Jeon, Seung Hoon Ju, Yang Kyu Choi
  • Patent number: 11824223
    Abstract: A nonaqueous electrolyte secondary battery representing an embodiment of a sealed battery of the present invention includes a bottomed cylindrical exterior case, a sealing member, a cylindrical wound electrode assembly and an electrolyte. An open end of the exterior case is crimped together with the sealing member via an insulating gasket so as to form a seal. The sealing member includes a lid having a thin and fragile portion, an insulating ring, and a terminal plate having a thin and fragile portion. The terminal plate is electrically connected to a positive electrode current collector leading out from the cylindrical wound electrode assembly. The lid and the terminal plate are electrically connected within an opening of the insulating ring. The lid is disposed so as to expose an outer side of at least a portion of the lid opposed to the opening of the insulating ring directly to an outside environment.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: November 21, 2023
    Inventors: Kyosuke Miyata, Kazutoshi Kohira
  • Patent number: 11804634
    Abstract: Battery components are generally provided. In some embodiments, the battery components can be used as pasting paper and/or capacitance layers for batteries, such as lead acid batteries. The battery components described herein may comprise a plurality of fibers. The battery component may include, in some embodiments, a plurality of fibers and, optionally, one or more additives such as conductive carbon and/or activated carbon. In certain embodiments, the plurality of fibers include relatively coarse glass fibers (e.g., having an average diameter of greater than or equal to 2 microns), relatively fine glass fibers (e.g., having an average diameter of less than 2 microns), and/or fibrillated fibers. In some instances, such fibers may be present in amounts such that the battery component has a particular surface area, mean pore size, and/or dry tensile strength.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: October 31, 2023
    Assignee: Hollingsworth & Vose Company
    Inventors: John A. Wertz, Nicolas Clement, Sachin Kumar, Akshay Ashirgade
  • Patent number: 11799094
    Abstract: The invention relates to a graphite micro-crystalline carbon coating for metal bipolar plates of fuel cells and an application thereof. The graphite micro-crystalline carbon coating is a graphite-like coating deposited on the surface of a metal bipolar plate, includes, by weight, 5%-50% of graphite micro-crystals, and has good compactness. Based on conventional magnetron sputtering technologies, the energy of deposited particles is changed by changing a target sputtering power source, the intensity of a sputtering magnetic field and the deposition temperature of the coating to change the structure of the carbon coating, so that the carbon coating with high conductivity, corrosion resistance, and stability is prepared.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: October 24, 2023
    Inventors: Linfa Peng, Xiaobo Li, Peiyun Yi, Diankai Qiu, Xinmin Lai
  • Patent number: 11799095
    Abstract: A conductive member includes a base material and a covering part located on the base material and containing a first element. The base material contains chromium. The first element has a smaller value of first ionization energy and a smaller absolute value of free energy formation of oxide than chromium.
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: October 24, 2023
    Assignee: KYOCERA Corporation
    Inventors: Kazuki Hirao, Akihiro Hara, Atsuki Yamaguchi
  • Patent number: 11787931
    Abstract: An object of the present invention is to provide a photocurable resin composition that can cope with application by screen printing and can be photocured in a short time. The present invention relates to a photocurable resin composition containing the following components (A) to (D): component (A): a polymer having one or more (meth)acryloyl groups and a polyisobutylene skeleton containing —[CH2C(CH3)2]— unit, component (B): a monofunctional monomer containing the following component (b1) and component (b2), component (b1): a monofunctional monomer having a (meth)acryloyl group and a hydroxy group, component (b2): a monofunctional monomer having a (meth)acryloyl group and no hydroxy group, component (C): a radical polymerization initiator, and component (D): organic resin particles.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: October 17, 2023
    Assignee: THREEBOND CO., LTD.
    Inventors: Koji Yamada, Akihiro Koyama, Tetsunori Soga
  • Patent number: 11784356
    Abstract: Disclosed is a battery module including a battery cell, a protection circuit module coupled integrally to the battery cell, the protection circuit module having a thermal cut-out element formed integrally therewith, a battery management unit connected to the protection circuit module, and a connection unit to detachably connect the protection circuit module and the battery management unit to each other.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: October 10, 2023
    Inventors: Jae Kuk Kwon, Jin Seob Kim, Suk Jin Song
  • Patent number: 11777131
    Abstract: A battery module locating tool includes a support pillar and a plurality of fixtures supported on the support pillar. Each fixture is individually translatable along the support pillar and arranged to locate a battery cell according to a longitudinal datum and a lateral datum. The support pillar is movable toward and away from a battery frame onto which the battery cell is located.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: October 3, 2023
    Assignee: Ford Global Technologies, LLC
    Inventors: Paul John Bojanowski, Brian Utley
  • Patent number: 11769888
    Abstract: A fuel cell system includes a fuel cell stack and a storage tank in which at least part of generated water discharged from the fuel cell stack is stored in liquid form. The storage tank includes a first valve configured to adjust the pressure inside the storage tank to a pressure equal to or lower than a predetermined pressure that is higher than the pressure outside the storage tank.
    Type: Grant
    Filed: September 2, 2021
    Date of Patent: September 26, 2023
    Inventor: Masakatsu Tsubouchi
  • Patent number: 11757111
    Abstract: A bipolar plate for a four-fluid fuel cell includes a nonporous sub-plate and a porous sub-plate. The nonporous sub-plate includes a water management side, an opposing reactant side, and an internal coolant passage therebetween. The porous sub-plate includes a reactant side and an opposing water management side. The reactant side includes a first reactant flow field, and the water management side is fluidly connected to the water management side of the nonporous sub-plate. Embodiments of the invention include a method to operate the four-fluid fuel cell in thermal boost mode, and a method to accumulate and retain product water.
    Type: Grant
    Filed: July 12, 2022
    Date of Patent: September 12, 2023
    Inventors: Matthew P. Wilson, Michael E. Gorman, Samuel J. Angles
  • Patent number: 11749824
    Abstract: Provided are a metal plate configured such that sufficient strength and performance are ensured and the workability and cost of mass production are improved, and an electrochemical element and the like including the metal plate. A metal plate 1 includes a thick portion 110, and a thin portion 120 that is thinner than the thick portion 110. The thin portion 120 is provided with a penetration space 1c passing through the thin portion 120 in the thickness direction.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: September 5, 2023
    Assignee: Osaka Gas Co., Ltd.
    Inventors: Mitsuaki Echigo, Hisao Ohnishi
  • Patent number: 11735725
    Abstract: An electrode including an electrode active material and a mesoporous film coating at least a portion of the electrode active material is provided. The mesoporous film coats at least a portion of the electrode active material and includes M2SiO3, MAlO2, M2O—Al2O3—SiO2, or combinations thereof, where M is lithium (Li), sodium (Na), or a combination thereof. Methods of fabricating the electrode are also provided.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: August 22, 2023
    Inventors: Xingcheng Xiao, Jin Liu
  • Patent number: 11699830
    Abstract: A secondary battery includes an electrode assembly disposed within a constraint. The electrode assembly comprises a population of unit cells comprising an electrode current collector layer, an electrode layer, a separator layer, a counter-electrode layer, and a counter-electrode current collector layer in stacked succession. A subset of the unit cell population includes extended spacer members between the electrode current collector layer and the counter-electrode current collector layer. One of the spacer members is spaced in a transverse direction from the other extended spacer member, at least a portion of the counter-electrode active material of the counter-electrode layer being located between the spacer members such that the portion of the counter-electrode active material and the spacer members lie in a common plane defined by x and z axes, wherein each of the extended spacer members extend a distance SD in the x-axis direction beyond an x-axis edge of the constraint.
    Type: Grant
    Filed: June 13, 2022
    Date of Patent: July 11, 2023
    Assignee: Enovix Operations Inc.
    Inventors: Robert S. Busacca, Aditya Mandalam, Jeffrey G. Buck, Anthony Calcaterra, Kim Han Lee, Prajanya Sunil Kendrekar