Patents by Inventor Hoon Ryu

Hoon Ryu 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: 20250132386
    Abstract: The present disclosure relates to a method for manufacturing a gel polymer electrolyte secondary battery which allows easy removal of the gases generated in the secondary battery, and provides the secondary battery with significantly improved resistance and life characteristics and improved mechanical properties and thus improved stiffness and safety.
    Type: Application
    Filed: January 12, 2023
    Publication date: April 24, 2025
    Inventors: Ji-Hoon RYU, Tae-Seob LIM, Dong-Kyu KIM, Yeo-Min YOON, Jung-Pil LEE
  • Publication number: 20250096445
    Abstract: A method for manufacturing a secondary battery is provided. The method includes accommodating an electrode assembly in a battery case, injecting a first electrolyte composition into the battery case to impregnate the electrode assembly, injecting a second electrolyte composition into the battery case, and curing the second electrolyte composition, wherein an electrode tab is connected to the electrode assembly and protrudes to the outside of the electrode assembly, wherein the first electrolyte composition includes a 1-1st lithium salt containing at least one selected from the group consisting of lithium bis(fluorosulfonyl)imide (LiFSI) and lithium bis(trifluoromethanesulfonyl)imide (LiTFSI), and a first solvent, wherein the second electrolyte composition includes an oligomer and a second solvent and does not include lithium bis(fluorosulfonyl)imide (LiFSI) and lithium bis(trifluoromethanesulfonyl)imide (LiTFSI).
    Type: Application
    Filed: January 13, 2023
    Publication date: March 20, 2025
    Inventors: Yeo Min Yoon, Je Young Kim, Ji Hoon Ryu, Dong Kyu Kim, Tae Seob Lim
  • Publication number: 20250087833
    Abstract: A secondary battery including an electrode assembly, a gel polymer electrolyte, and a battery case accommodating the electrode assembly and the gel polymer electrolyte. The electrode assembly includes a plurality of electrodes and a plurality of separators, the plurality of electrodes are stacked in a vertical direction, and each of the plurality of separators is disposed between the stacked electrodes. The separator includes a porous substrate and a ceramic coating layer disposed on both sides of the porous substrate, and the ceramic coating layer contains inorganic particles and a binder, wherein the inorganic particles are included in an amount ranging from 92 wt % to less than 100 wt %, and the binder is included in an amount ranging from greater than 0 wt % to 8 wt %. The method of making the battery is also provided.
    Type: Application
    Filed: January 13, 2023
    Publication date: March 13, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ji Hoon Ryu, Je Young KIM, Dong Kyu KIM, Yeo Min Yoon, Seong Won Choi, Won Kyung Shin, Tae Seob Lim
  • Patent number: 12249299
    Abstract: A novel bit storage circuit includes a first voltage supply line, a second voltage supply line, a bit line, a latch, a first switching transistor, and a blocking transistor. The latch includes an input and an output. The first switching transistor includes a first terminal, a second terminal, and a control terminal. The first switching transistor is operative to provide a conductive path and a non-conductive path between the bit line and the input of the latch responsive to a first control signal being asserted on the control terminal of the first switching transistor. The blocking transistor includes a control terminal and is operative to selectively provide a conductive path and a non-conductive path between the input of the latch and the second voltage supply line responsive to a second control signal. The blocking transistor facilitates the use of a single bit line.
    Type: Grant
    Filed: October 10, 2022
    Date of Patent: March 11, 2025
    Assignee: OmniVision Technologies, Inc.
    Inventors: Qing Qin, Hoon Ryu
  • Publication number: 20250079528
    Abstract: A secondary battery includes an electrode assembly including an electrode and a separator which are alternately stacked; a gel polymer electrolyte; and a battery case accommodating the electrode assembly and the gel polymer electrolyte. The separator includes a porous substrate and a ceramic coating layer disposed on both sides of the porous substrate, and the ceramic coating layer contains from 92 wt % to less than 100 wt % of inorganic particles and from greater than 0 wt % to 8 wt % of a binder.
    Type: Application
    Filed: January 13, 2023
    Publication date: March 6, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ji Hoon Ryu, Je Young Kim, Dong Kyu Kim, Yeo Min Yoon, Seong Won Choi, Won Kyung Shin, Tae Seob Lim
  • Publication number: 20250073218
    Abstract: The present invention relates to NLRP3 protein degradation inducing compounds. Specifically, the present invention provides a bifunctional compound in which an NLRP3 protein binding moiety and an E3 ubiquitin ligase binding moiety are connected by a chemical linker, a method for preparing the same, a method for degrading NLRP3 protein using the same, and the use for preventing or treating NLRP3 inflammasome-related diseases.
    Type: Application
    Filed: November 4, 2021
    Publication date: March 6, 2025
    Applicant: UPPTHERA
    Inventors: Soo Hee Ryu, Ji Hoon Ryu, Hwa Jin Lee, Im Suk Min, Han Kyu Lee, Jun Kyu Lee, Ji Su Lee, Su Youn Koh, Seong Hoon Kim
  • Publication number: 20250070243
    Abstract: The present disclosure relates to a secondary battery that includes an electrode assembly including an electrode and a separator which are alternately stacked, a gel polymer electrolyte, and a battery case accommodating the electrode assembly and the gel polymer electrolyte, wherein the separator includes a porous substrate and a ceramic coating layer disposed on both sides of the porous substrate, the ceramic coating layer includes inorganic particles in an amount of 92 wt % or greater and less than 100 wt % and a binder in an amount of greater than 0 wt % and 8 wt % or less, the electrode includes a positive electrode and a negative electrode, and the negative electrode includes a silicon-based active material.
    Type: Application
    Filed: January 13, 2023
    Publication date: February 27, 2025
    Inventors: Ji Hoon RYU, Je Young KIM, Dong Kyu KIM, Yeo Min YOON, Tae Seob LIM
  • Publication number: 20250070414
    Abstract: A battery cell with improved battery durability and battery lifetime, a method of preparing the battery cell, and a battery module including the battery cell are provided. The battery cell includes a cell case having an accommodation space; an electrode assembly which is accommodated in the accommodation space and includes a plurality of electrodes, an electrode tab formed on at least one side of each of the plurality of electrodes, and a separator disposed between the plurality of electrodes; a gel electrolyte which contains a first molarity of a first lithium salt and is accommodated in the accommodation space while surrounding the electrode tab; and a liquid electrolyte which contains a second molarity, which is lower than the first molarity, of a second lithium salt and is accommodated between the plurality of electrodes.
    Type: Application
    Filed: February 28, 2023
    Publication date: February 27, 2025
    Inventors: Ji Hoon RYU, Dong Kyu KIM, Yeo Min YOON, Tae Seob LIM, Jung Pil LEE
  • Publication number: 20250062416
    Abstract: A method for manufacturing a secondary battery, includes preparing an electrode assembly in which electrodes and a separator are alternately laminated, and an adhesive composition is applied to the surface of at least one of the electrodes or the separator, thereby allowing the electrodes and the separator to adhere to each other; accommodating the electrode assembly in a battery case; injecting a gel polymer electrolyte composition into the battery case to impregnate the electrode assembly with the gel polymer electrolyte composition; curing the gel polymer electrolyte composition; and sealing the battery case, wherein the separator includes a porous substrate and ceramic coating layers disposed on both surfaces of the porous substrate.
    Type: Application
    Filed: January 13, 2023
    Publication date: February 20, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Tae Seob Lim, Ji Hoon Ryu, Je Young Kim, Dong Kyu Kim, Yeo Min Yoon
  • Publication number: 20250058323
    Abstract: Provided are a method of analyzing biological samples, an analytical chip and an analytical system comprising same, the method comprising the steps of: introducing structures for assisting the formation of bioreactors on a substrate; providing a plurality of bioreactors on the substrate by means of forming the bioreactors, which are holding biological samples, on the peripheral parts of the respective structures so as to come in contact with the structures in at least one region; and checking a change in the biological samples present in the bioreactors.
    Type: Application
    Filed: November 6, 2024
    Publication date: February 20, 2025
    Inventors: Sung Hoon KWON, Ok Ju KIM, Jin Sung NOH, Yu Shin JUNG, Tae Hoon RYU
  • Patent number: 12221737
    Abstract: A method of operating a washing machine appliance includes measuring a humidity value with the humidity sensor and comparing the measured humidity value to an expected humidity value. The method also includes flagging a fault in response to the measured humidity value differing from the expected humidity value by at least a predetermined threshold.
    Type: Grant
    Filed: September 2, 2022
    Date of Patent: February 11, 2025
    Assignee: Haier US Appliance Solutions, Inc.
    Inventors: Wonmyung Seo, Seong Hoon Ryu, Han Young Kim, Jaewon Jo, Jisoo Kim, Je Kwon Yoon
  • Patent number: 12218345
    Abstract: The present invention relates to an electrode sheet comprising: a first cathode mixture layer which is formed in a central portion of a holding part and contains a first cathode active material of lithium nickel cobalt manganese oxide; and a second cathode mixture layer which is formed at one end or both ends of the first cathode mixture layer and contains a second cathode active material lower in nickel content than the first cathode active material, wherein a rolling density b of the second cathode mixture layer is lower than a rolling density a of the first cathode mixture layer, whereby the electrode sheet has the effect of improving the energy density while suppressing a reaction with water.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: February 4, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Song Yi Han, Ji Hoon Ryu
  • Patent number: 12211991
    Abstract: The present disclosure relates to a method for manufacturing a negative electrode for an all solid state secondary battery, including the steps of: (S1) preparing a preliminary negative electrode including: a current collector; and a negative electrode active material layer formed on at least one surface of the current collector, and containing a plurality of negative electrode active material particles and a solid electrolyte; (S2) disposing a lithium layer on the negative electrode active material layer; (S3) dipping the preliminary negative electrode having the lithium layer disposed thereon in an organic solvent; and (S4) removing the lithium layer. The present disclosure also relates to a negative electrode for an all solid state secondary battery obtained by the method. The negative electrode for an all solid state secondary battery provides improved initial efficiency and cycle characteristics.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: January 28, 2025
    Assignee: LG Energy Solution, Ltd.
    Inventors: Eun-Bee Kim, Ji-Hoon Ryu, Jung-Pil Lee, Vin-Na Jo
  • Publication number: 20250006360
    Abstract: A portable integrated controller is used in a remote medical support system that includes a visualization device, the portable integrated controller, and a remote medical support server. The portable integrated controller includes a controller unit configured to input data; a display unit configured to display collected and processed information on a screen and provide voice or alarms; a power management unit configured to manage supplied power; a camera unit configured to take pictures or videos; a control unit configured to manage and control individual components in an integrated manner; and a communication unit configured to exchange data. The portable integrated controller runs a recognition and matching engine based on image information shared by the visualization device, and shares generated information with the remote medical support server.
    Type: Application
    Filed: September 1, 2023
    Publication date: January 2, 2025
    Inventors: Yong Bae JUNG, Ji Hoon RYU, Jin Uk KIM, Keon Sang AHN, Min Ok JANG
  • Patent number: 12180335
    Abstract: A polycarbonate diol is derived from ether diol of anhydrohexitol, a preparation method thereof, a polyurethane prepared therefrom, and adhesive, etc. including the same. More specifically, the polycarbonate diol includes repeated units derived from ether diol of anhydrohexitol; and carbonate diester; and optionally anhydrohexitol; and thereby showing better effect of improving color as compared with conventional polycarbonate diol, and being capable of providing polyurethane prepared therefrom with remarkably improved adhesion strength (T-peel strength or shear strength), preparation method thereof, polyurethane prepared therefrom, and adhesive, paint and coating agent including the same.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: December 31, 2024
    Assignee: SAMYANG CORPORATION
    Inventors: Jun Seop Im, Seung Hyun Yoo, Hoon Ryu, Won Hyun Jeon
  • Patent number: 12183896
    Abstract: The present disclosure relates to a solid electrolyte membrane for an all-solid-state battery and a battery including the same. The battery may include lithium metal as a negative electrode active material. The solid-electrolyte membrane provides an effect of inhibiting growth of lithium dendrite by ionizing lithium deposited as metal. Therefore, when using lithium metal as a negative electrode in the all-solid-state battery including the solid electrolyte membrane, there is provided an effect of delaying and/or inhibiting growth of lithium dendrite. Thus, it is possible to effectively prevent an electrical short-circuit caused by growth of lithium dendrite.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: December 31, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Jung-Pil Lee, Eun-Bee Kim, Hyo-Sik Kim, Ji-Hoon Ryu, Seung-He Woo, Suk-Woo Lee
  • Patent number: 12183882
    Abstract: The present disclosure relates to a solid electrolyte membrane including a polymer electrolyte material and a porous polymer sheet which form a composite with each other in such a manner that the pores of the porous polymer sheet filled with the polymer electrolyte material, and a method for manufacturing the same. Since the porous polymer material and the solid electrolyte material form a composite with each other, it is possible to obtain a solid electrolyte membrane having excellent strength and a small thickness of 50 ?m or less, and thus to improve the energy density of a battery.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: December 31, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Jung-Pil Lee, Sung-Joong Kang, Eun-Bee Kim, Ji-Hoon Ryu, Suk-Woo Lee
  • Patent number: 12176576
    Abstract: Provided is a solid electrolyte membrane for a solid-state battery, including at least two solid electrolyte layers and at least one volume-swelling layer, wherein the volume-swelling layer is disposed between the solid electrolyte layers. The solid electrolyte membrane includes (a) an ion conductive solid electrolyte material, and the volume-swelling layer includes (b) inorganic particles, wherein the inorganic particles form an alloy with lithium and include a metal, metal oxide or both. Thus, it is possible to provide a solid electrolyte membrane for a solid-state battery fundamentally prevented from a short-circuit by inhibiting growth of lithium dendrite.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: December 24, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Jung-Pil Lee, Sung-Joong Kang, Eun-Bee Kim, Ji-Hoon Ryu, Suk-Woo Lee
  • Publication number: 20240387869
    Abstract: Provided is a solid electrolyte membrane including a support member, such as a porous sheet, embedded in an electrolyte membrane, wherein the support member is coated with an inhibiting material for inhibiting growth of lithium dendrite. Thus, the solid electrolyte membrane has excellent physical strength, such as puncture strength, and improved durability. In addition, the solid electrolyte membrane has an effect of inhibiting lithium dendrite growth. Thus, when the solid electrolyte membrane is applied to a lithium metal battery including lithium metal as a negative electrode material, there is provided an effect of improving the life characteristics of the battery.
    Type: Application
    Filed: July 30, 2024
    Publication date: November 21, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jung-Pil LEE, Eun-Bee KIM, Ji-Hoon RYU, Suk-Woo LEE
  • Patent number: 12148881
    Abstract: A composite electrolyte membrane according to the present disclosure includes a phase change layer on a surface in contact with an electrode, for example, a positive electrode. The phase change layer includes a filler, and a physically isolated area between the positive electrode and the composite electrolyte membrane, known as a dead space, is filled with the filler that is liquefied by heat resulting from the increased internal temperature of the battery, thereby reducing the interfacial resistance between the electrolyte membrane and the electrode.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: November 19, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Ji-Hoon Ryu, Eun-Bee Kim, Suk-Woo Lee, Jung-Pil Lee