Patents by Inventor Joon Ho Shin

Joon Ho Shin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240356059
    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 includes an electrochemically active material and a porous carbon material, and 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 includes combining an electrochemically active material and a porous carbon material, and forming the second electrode includes combining elemental lithium metal and a plurality of carbon particles.
    Type: Application
    Filed: December 26, 2023
    Publication date: October 24, 2024
    Inventors: Hieu Minh Duong, Porter Mitchell, Mohammed-Yazid Saidi, Joon Ho Shin, Haim Feigenbaum
  • Patent number: 12126009
    Abstract: Proposed are methods for manufacturing intermittently coated dry electrodes for energy storage devices and energy storage devices including the intermittently coated dry electrodes. In one embodiment, the method includes providing a metal layer and providing an electrochemically active free-standing film formed of a dry active material. The method also includes combining the electrochemically active free-standing film and the metal layer to form a combined layer. The method further includes removing a portion of the electrochemically active free-standing film from the combined layer so that the electrochemically active free-standing film is intermittently formed on the metal layer in a longitudinal direction of the metal layer.
    Type: Grant
    Filed: September 12, 2023
    Date of Patent: October 22, 2024
    Assignee: Maxwell Technologies, Inc.
    Inventors: Hieu Minh Duong, Yudi Yudi, Ziying Wang, Joon Ho Shin
  • Publication number: 20240344665
    Abstract: A refrigerant charging system includes: a reliquefaction system reliquefying boil-off gas generated in a liquefied gas storage tank by compressing the boil-off gas and subjecting the compressed boil-off gas to heat exchange with refrigerant supplied to a heat exchanger while circulating along a refrigerant circulation line; a buffer tank storing utility N2 to be supplied to the ship; a booster compressor receiving the utility N2 from the buffer tank, compressing the received N2, and supplying the compressed N2 to the refrigerant circulation line; and a first load-up line along which the N2 is supplied from the buffer tank to the refrigerant circulation line without passing through the booster compressor. Upon initial charging in a non-operation state of the reliquefaction system, the refrigerant circulation line is charged with refrigerant by supplying the N2 from by a pressure differential between the refrigerant circulation line and the buffer tank.
    Type: Application
    Filed: December 27, 2021
    Publication date: October 17, 2024
    Inventors: Joon Chae LEE, Won Jae CHOI, Seung Chul LEE, Jin Ho CHOI, Hye Min JUNG, Zie Hyun KIM, Hyun Jun SHIN
  • Publication number: 20240296329
    Abstract: An apparatus for multi-label class classification based on a coarse-to-fine convolutional neural network includes: a processor; and a memory connected to the processor, in which the memory stores program instructions executed by the processor to generate a plurality of hierarchical structure based group labels for a plurality of classes to be classified by using a disjoint grouping method, predict classes which belong to the plurality of group labels, respectively among the plurality of classes by using a coarse-to-fine convolutional neural network including a main network and one or more subnetworks, complete learning of the coarse-to-fine convolutional network through the prediction, and classify one or more classes included in the image by receiving a feature map input from a last convolutional layer of the one or more subnetworks by the main network of the coarse-to-fine convolutional neural network of which learning is completed.
    Type: Application
    Filed: May 9, 2024
    Publication date: September 5, 2024
    Inventors: Joon Ki PAIK, Jin Ho PARK, Hee Gwang KIM, Min Woo SHIN
  • Publication number: 20240293792
    Abstract: Provided is a system for transferring reaction solution, including: a reactor that receives and reacts a feed stream to form a reaction solution; a reactor discharge pipe that is provided on a side portion of the reactor at a position corresponding to a surface height of the reaction solution in the reactor and connected to a precipitation tank to transfer the reaction solution from the reactor to the precipitation tank; and a precipitation tank that precipitates a polymer contained in the reaction solution to form a supernatant.
    Type: Application
    Filed: July 25, 2022
    Publication date: September 5, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Kyung Seog Youk, Joon Ho Shin, Jong Hun Song, Jeong Seok Lee, Hong Min Lee, Moon Sub Hwang
  • Patent number: 12076717
    Abstract: A method of washing an ion exchange resin, including washing an ion exchange resin with deionized water (DI water) one or more times to prepare a washed ion exchange resin; and storing the washed ion exchange resin in dionized water. A method for producing bisphenol A using the method of washing an ion exchange resin. The resulting bisphenol A has improved purity, thermal stability, color, and the like.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: September 3, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Sung Ho Lee, Sang Beom Lee, Joon Ho Shin, In Yong Jeong, Min Suk Kang
  • Publication number: 20240286099
    Abstract: Provided is a sparger including: a main body including a plurality of holes, a protruding pipe extending upward along an outer circumferential surface of the plurality of holes, and a side pipe extending from a side surface of the protruding pipe.
    Type: Application
    Filed: July 1, 2022
    Publication date: August 29, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Hong Min Lee, Joon Ho Shin, Jeong Seok Lee, Moon Sub Hwang, Jong Hun Song, Kyung Seog Youk
  • Publication number: 20240258043
    Abstract: Provided herein are energy storage device electrode films comprising multiple active layers, and methods of forming such multiple active layer energy storage device electrode films. Each active layer may be a self-supporting active layer comprising a binder and an active material. The binder and/or active material may be the same or different as any other active layer. The active layers may be stacked to form an electrode film, and the electrode film may be laminated with a current collector to form an electrode.
    Type: Application
    Filed: April 11, 2024
    Publication date: August 1, 2024
    Inventors: Joon Ho Shin, Hieu Minh Duong
  • Patent number: 12015146
    Abstract: Provided herein are energy storage device electrode films comprising a hybrid electrode film, and methods of forming such multilayer hybrid electrode films and energy storage devices comprising multilayer hybrid electrode films. Each hybrid electrode film may comprise a self-supporting dry coated active layer and a wet cast active layer, wherein each active layer comprises a binder and an active material. The binder and/or active material may be the same or different as any other active layer. The hybrid multilayer electrode film may further comprise at least one additional layer, and the hybrid multilayer electrode film may be laminated with a current collector to form an electrode.
    Type: Grant
    Filed: July 25, 2023
    Date of Patent: June 18, 2024
    Assignee: Tesla, Inc.
    Inventors: Joon Ho Shin, Hieu Minh Duong, Amado Marcelino Garcia Acevedo
  • Patent number: 11990278
    Abstract: Provided herein are energy storage device electrode films comprising multiple active layers, and methods of forming such multiple active layer energy storage device electrode films. Each active layer may be a self-supporting active layer comprising a binder and an active material. The binder and/or active material may be the same or different as any other active layer. The active layers may be stacked to form an electrode film, and the electrode film may be laminated with a current collector to form an electrode.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: May 21, 2024
    Assignee: Tesla, Inc.
    Inventors: Joon Ho Shin, Hieu Minh Duong
  • Publication number: 20240154128
    Abstract: Provided herein are dry process electrode films, and energy storage devices incorporating the same, including a microparticulate non-fibrillizable binder having certain particle sizes. The electrode films exhibit improved mechanical and processing characteristics. Also provided are methods for processing such microparticulate non-fibrillizable electrode film binders, and for incorporating the microparticulate non-fibrillizable binders in electrode films.
    Type: Application
    Filed: October 26, 2023
    Publication date: May 9, 2024
    Inventors: Ziying Wang, Hieu Minh Duong, Yudi Yudi, Joon Ho Shin, Prince Magsino
  • Patent number: 11970558
    Abstract: A method of recovering a solvent including: supplying polymerization reactants including one or more monomers and a solvent to a reactor to obtain a polymer solution; supplying a stream including the polymer solution to a separator to separate an upper discharge stream including the solvent, wherein the solvent is in a gaseous phase, and a lower discharge stream including the polymer solution; heating a divergence stream including a part of the lower discharge stream from the separator by a heating device and refluxing the divergence stream to the separator; supplying a residue stream including a remainder of the lower discharge stream from the separator to a steam stripping process unit; and adjusting a vapor mass fraction of the divergence stream which is refluxed to the separator with a pressure adjustment valve after being heated by the heating device.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: April 30, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Suk Yung Oh, Jun Seok Ko, Kwan Sik Kim, Joon Ho Shin, Byeong Gil Lyu, Se Kyung Lee
  • Patent number: 11939282
    Abstract: The present disclosure provides a method for decomposing a phenolic by-product, the method including: a step S10 of injecting and mixing a bisphenol A by-product produced in a bisphenol A production process, a mixed by-product stream of phenol by-products produced in a phenol production process, a decomposition apparatus side discharge stream, and a process water stream in a mixing apparatus; a step S20 of injecting a mixing apparatus discharge stream discharged from the mixing apparatus into a phase separation apparatus and phase-separating the mixing apparatus discharge stream into an oil-phase stream and a liquid-phase stream; a step S30 of feeding the oil-phase stream, which is phase-separated in the step S20 and discharged from the phase separation apparatus, to a decomposition apparatus to decompose the oil-phase stream; and a step S40 of circulating the decomposition apparatus side discharge stream obtained by the decomposition in the step S30 to the mixing apparatus in the step S10.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: March 26, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Min Suk Kang, Sang Beom Lee, Joon Ho Shin
  • Patent number: 11888108
    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 includes an electrochemically active material and a porous carbon material, and 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 includes combining an electrochemically active material and a porous carbon material, and forming the second electrode includes combining elemental lithium metal and a plurality of carbon particles.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: January 30, 2024
    Assignee: Tesla, Inc.
    Inventors: Hieu Minh Duong, Porter Mitchell, Mohammed-Yazid Saidi, Joon Ho Shin, Haim Feigenbaum
  • Patent number: 11859049
    Abstract: The present disclosure relates to a method for preparing a polyalkylene carbonate. More specifically, provided is a method for preparing a polyalkylene carbonate in which after polymerization of polyalkylene carbonate, a mixture from which unreacted carbon dioxide and residual catalyst have been removed is charged into a stripper to remove the unreacted epoxide compound, and then heat-exchanged before removing the solvent to increase the temperature of the mixture stream to the maximum level, which is subjected to a heating step, following by a solvent removal step, whereby the amount of steam required in the heating step is reduced, side reactions due to unreacted epoxide compounds are prevented, and steam energy can be reduced in the solvent removal step.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: January 2, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Woosung Hwang, Dongmin Kim, Seung Young Park, Mi Kyung Kim, Joon Ho Shin, Wonseok Kim
  • Publication number: 20230414937
    Abstract: An electrical stimulation-based ankle muscle rehabilitation training apparatus comprising: an ankle movement providing device that provides dorsiflexion, plantarflexion, eversion, inversion, supination, and pronation operations; first and second electrode pads respectively attached to the proximal and distal portions of the tibialis anterior representative of the ankle dorsiflexor; third and fourth electrode pads respectively attached to the proximal and distal portions of the peroneus longus representative of the ankle evertor; an electrical stimulation providing unit for applying electrical stimulation to the first to fourth electrode pads; and a control unit that controls the ankle movement providing device to sequentially perform a first operation of repeating dorsiflexion and plantarflexion movements, a second operation of repeating eversion and inversion movements, and a third operation of repeating supination and pronation movements at an appropriate slow speed, and controls the electrical stimulation
    Type: Application
    Filed: October 5, 2021
    Publication date: December 28, 2023
    Applicant: NATIONAL REHABILITATION CENTER
    Inventors: Hogene KIM, Joon-Ho SHIN, Ji-Eun CHO
  • Publication number: 20230420643
    Abstract: Proposed are methods for manufacturing intermittently coated dry electrodes for energy storage devices and energy storage devices including the intermittently coated dry electrodes. In one embodiment, the method includes providing a metal layer and providing an electrochemically active free-standing film formed of a dry active material. The method also includes combining the electrochemically active free-standing film and the metal layer to form a combined layer. The method further includes removing a portion of the electrochemically active free-standing film from the combined layer so that the electrochemically active free-standing film is intermittently formed on the metal layer in a longitudinal direction of the metal layer.
    Type: Application
    Filed: September 12, 2023
    Publication date: December 28, 2023
    Inventors: Hieu Minh Duong, Yudi Yudi, Ziying Wang, Joon Ho Shin
  • Publication number: 20230411584
    Abstract: Materials and methods for preparing dry cathode electrode film including reduced binder content are described. The cathode electrode film may be a self-supporting film including a single binder. The binder loading may be 3 weight % or less. In a first aspect, a method for preparing a dry free standing electrode film for an energy storage device is provided, comprising nondestructively mixing a cathode active material, a porous carbon, and optionally a conductive carbon to form an active material mixture, adding a single fibrillizable binder to the active material mixture, nondestructively mixing to form an electrode film mixture, and calendering the electrode film mixture to form a free standing electrode film.
    Type: Application
    Filed: August 23, 2023
    Publication date: December 21, 2023
    Inventors: Yudi Yudi, Hieu Minh Duong, Joon Ho Shin
  • Publication number: 20230378447
    Abstract: Provided herein are energy storage device electrode films comprising a hybrid electrode film, and methods of forming such multilayer hybrid electrode films and energy storage devices comprising multilayer hybrid electrode films. Each hybrid electrode film may comprise a self-supporting dry coated active layer and a wet cast active layer, wherein each active layer comprises a binder and an active material. The binder and/or active material may be the same or different as any other active layer. The hybrid multilayer electrode film may further comprise at least one additional layer, and the hybrid multilayer electrode film may be laminated with a current collector to form an electrode.
    Type: Application
    Filed: July 25, 2023
    Publication date: November 23, 2023
    Inventors: Joon Ho Shin, Hieu Minh Duong, Amado Marcelino Garcia Acevedo
  • Patent number: 11811066
    Abstract: Provided herein are dry process electrode films, and energy storage devices incorporating the same, including a microparticulate non-fibrillizable binder having certain particle sizes. The electrode films exhibit improved mechanical and processing characteristics. Also provided are methods for processing such microparticulate non-fibrillizable electrode film binders, and for incorporating the microparticulate non-fibrillizable binders in electrode films.
    Type: Grant
    Filed: November 11, 2022
    Date of Patent: November 7, 2023
    Assignee: TESLA, INC.
    Inventors: Ziying Wang, Hieu Minh Duong, Yudi Yudi, Joon Ho Shin, Prince Magsino