Patents by Inventor Jin Yeong Lee
Jin Yeong Lee 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).
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Publication number: 20240145719Abstract: A binder solution for an all-solid-state battery, an electrode slurry for an all-solid-state battery including the same and a method of manufacturing an all-solid-state battery using the same, and more particularly to a binder solution for an all-solid-state battery, in which a polymer binder configured such that a non-polar functional group is bonded to the end of a polar functional group is used, whereby the polar functional group is provided by a deprotection mechanism of the polymer binder through a thermal treatment, thus increasing adhesion between electrode materials to thereby improve battery capacity and enabling a wet process to thereby reduce manufacturing costs, an electrode slurry for an all-solid-state battery including the same and a method of manufacturing an all-solid-state battery using the same.Type: ApplicationFiled: January 10, 2024Publication date: May 2, 2024Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, Seoul National University R&DB FoundationInventors: Sang Mo Kim, Sang Heon Lee, Yong Sub Yoon, Jae Min Lim, Ju Yeong Seong, Jin Soo Kim, Jang Wook Choi, Kyu Lin Lee, Ji Eun Lee
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Publication number: 20240131624Abstract: Embodiments of the inventive concept provide a substrate treating apparatus and a substrate treating method for not letting an irradiation region of a laser deviate from a target region, even if a shaking angle of a chemical deviates from an allowable range due to a vibration or an airflow. The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes: a substrate support unit configured to support a substrate having a chemical coated thereon; a laser generation unit configured to irradiate a laser to the substrate; and a light-transmitter positioned along a path at which the laser is irradiated.Type: ApplicationFiled: October 2, 2023Publication date: April 25, 2024Applicant: SEMES CO., LTD.Inventors: Tae Shin KIM, Ki Hoon CHOI, Tae Hee KIM, Sang Gun LEE, Jin Yeong SUNG, Jang Jin LEE
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Patent number: 11967746Abstract: Disclosed are an electrolyte membrane of a membrane-electrode assembly including an electronic insulation layer, which greatly improves the durability of the electrolyte membrane, and a method of preparing the same. The electrolyte membrane includes an ion exchange layer and an electronic insulation layer provided on the ion exchange layer, and the electronic insulation layer includes one or more catalyst complexes, and a second ionomer Particularly, each of the one or more catalyst complex includes a catalyst particle and a first ionomer coated on the entirety or a portion of the surface of the catalyst particle, and the one or more catalyst complexes are dispersed the second ionomer.Type: GrantFiled: November 25, 2019Date of Patent: April 23, 2024Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Byoung Su Kim, Yong Min Kim, Ha Yeong Yu, Jin Yi Choi, Ju Ahn Park, Ju Young Lee, Jung Ik Kim, Min Kyung Kim
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Publication number: 20240120454Abstract: A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.Type: ApplicationFiled: December 18, 2023Publication date: April 11, 2024Inventors: Jin Yeong KIM, Mi Jin PARK, Sang Ho PARK, Tae Hoon YANG, Sung Jin LEE
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Publication number: 20240108632Abstract: Ophthalmic therapeutic agents having as pharmaceutically active ingredient a poorly water soluble drug of formula 1 are described. Specifically, an ophthalmic formulation containing an inclusion complex of a poorly soluble drug of formula 1 enclosed in cyclodextrin or a cyclodextrin derivative in an aqueous solution of pH 10 or higher is administered to a patient in need of optic nerve protection.Type: ApplicationFiled: April 28, 2023Publication date: April 4, 2024Applicants: PINOTBIO, INC., AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Young-joon Park, Sang-won Jeon, Ju-yeong Kim, Jin-soo Lee, Hyun-yong Cho
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Publication number: 20240072228Abstract: A display device comprises a first pixel including a first emission area, a second pixel including a second emission area spaced apart from the first emission area in a first direction, and a bank partitioning the first emission area and the second emission area, wherein the first pixel includes a first alignment electrode, a second alignment electrode, and a third alignment electrode sequentially located, spaced apart from each other in the first direction, and overlapping with the first emission area, first light-emitting elements above, and overlapping with, the first alignment electrode and the second alignment electrode, second light-emitting elements above, and overlapping with, the second alignment electrode and the third alignment electrode, and a dummy electrode between the first emission area and the second emission area, and overlapping with the bank.Type: ApplicationFiled: August 2, 2023Publication date: February 29, 2024Inventors: Won Jun LEE, Dong Woo KIM, Do Yeong PARK, Se Hyun LEE, Kwi Hyun KIM, Min Gyeong SHIN, Jin Joo HA
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Patent number: 11917881Abstract: A display device includes light transmitting areas including a first light transmitting area and light emitting areas around the light transmitting areas and including a first light emitting area disposed around the first light transmitting area, wherein the first light emitting area includes a first-first light emitting area adjacent to a first portion of each of the light transmitting areas, a first-second light emitting area adjacent to a second portion of each of the light transmitting areas, a first-third light emitting area adjacent to a third portion of each of the light transmitting areas, and a first-fourth light emitting area disposed adjacent to a fourth portion of each of the light transmitting areas. The first-first to first-fourth light emitting areas each include at least one of first to third light emitting portions to emit light of first to third colors, respectively.Type: GrantFiled: September 14, 2022Date of Patent: February 27, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Woong Hee Jeong, Ki Bum Kim, Jin Yeong Kim, Hyang A Park, Tae Hoon Yang, Jong Chan Lee
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Publication number: 20230405717Abstract: A welding device welds an electrode tab protruding from an electrode assembly of a button-type battery to a can of the button-type battery. The welding device includes a base to support a bottom surface of the can when an inner surface of the can faces an upper side, and the electrode tab is in contact with the inner surface of the can; a jig on the base to fix the electrode tab on the base and having an opening hole through which a laser light for welding the electrode tab to the can passes; a laser irradiation device to irradiate the laser light to the opening hole when the jig fixes the electrode tab to the can; and four probes on the base or the jig. Two probes of the probes are connected to a power source, and the remaining two probes are connected to a voltmeter.Type: ApplicationFiled: November 1, 2021Publication date: December 21, 2023Applicant: LG ENERGY SOLUTION, LTD.Inventors: Bu Won SON, Jin Yeong LEE, Jin Soo LEE, Jae Won LIM, Jeong Ho PARK
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Publication number: 20230356327Abstract: A welding apparatus is provided for a secondary battery having an electrode assembly with a center hole seated on a lower can. The welding apparatus includes a jig which includes an insertion portion that has a pipe shape and a diameter enabling entry into the center hole of the electrode assembly and a seating portion that has an enlarged diameter of a disk shape on an end of the insertion portion; and a laser irradiation apparatus to emit a laser beam into a hole of the insertion portion. When the electrode assembly is seated on the lower can such that an electrode tab of the electrode assembly is placed within the center hole, the laser irradiation apparatus performs a weld between the inner bottom surface of the lower can and the electrode tab after passing through the hole of the insertion portion of the jig.Type: ApplicationFiled: September 9, 2021Publication date: November 9, 2023Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jin Yeong LEE, Jin Soo LEE, Bu Won SON
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Publication number: 20230327244Abstract: A method for manufacturing a secondary battery includes preparing a lower can having an accommodation part to accommodate an electrode assembly, and an upper cover covering an upper opening of the lower can; gripping an end of a lower can circumferential portion and an end of an upper cover circumferential portion at upper and lower portions using upper and lower jigs to weld the lower can circumferential portion extending outward from an edge of the accommodation part to the upper cover circumferential portion that is a circumferential area of the upper cover; and irradiating a laser onto a bonding portion at which the lower can circumferential portion and the upper cover circumferential portion are welded to each other. In the irradiating, a height of the accommodation part is higher than a height of the end of the lower can circumferential portion.Type: ApplicationFiled: September 14, 2021Publication date: October 12, 2023Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jin Soo LEE, Bu Won SON, Jin Yeong LEE, Yong Gon LEE, Jeong Ho PARK, Yeong Hun JUNG
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Publication number: 20230219177Abstract: A laser cutting apparatus includes a lower jig configured to support a lower portion of a first side of a cutting region of an object to be cut by a laser beam, an upper jig configured to support an upper portion of the first side of the cutting region of the object, a laser nozzle configured to emit the laser beam towards the cutting region of the object, and a spatter block jig locatable between a body part of the object and the cutting region of the object.Type: ApplicationFiled: August 12, 2021Publication date: July 13, 2023Applicant: LG ENERGY SOLUTION, LTD.Inventors: Bu Won SON, Jin Soo LEE, Jin Yeong LEE, Yeong Hun JUNG, Jeong Ho PARK
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Publication number: 20230155217Abstract: A button-type secondary battery includes an electrode assembly in which electrodes and separators are alternately layered; a can case having an internal accommodation space in which the electrode assembly is accommodated; and an electrode tab having one side connected to each of the electrodes of the electrode assembly and the other side welded to the can case. A welding pattern appearing at a welding part, at which the electrode tab is welded to the can case, includes a circular shape and an additional shape in addition to the circular shape.Type: ApplicationFiled: September 13, 2021Publication date: May 18, 2023Applicant: LG ENERGY SOLUTION, LTD.Inventors: Ji Min JUNG, Je Jun LEE, Jin Soo LEE, Bu Won SON, Jae Won LIM, Jin Yeong LEE
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Patent number: 11201959Abstract: Disclosed are an electronic device and a control method for providing a security screen. In an electronic device according to various embodiments of the present document, when a specific application-associated event occurs in the electronic device while the electronic device is being connected to an external electronic device, a notification of event-associated information except for privacy information is provided through the external electronic device, so that a situation in which the privacy information stored in the electronic device is exposed to another user can be prevented.Type: GrantFiled: October 17, 2018Date of Patent: December 14, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Jin-Yeong Lee, Sang-Im Yu, Ga-Jin Song, Yong-Joon Jeon
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Publication number: 20210099564Abstract: Disclosed are an electronic device and a control method for providing a security screen. In an electronic device according to various embodiments of the present document, when a specific application-associated event occurs in the electronic device while the electronic device is being connected to an external electronic device, a notification of event-associated information except for privacy information is provided through the external electronic device, so that a situation in which the privacy information stored in the electronic device is exposed to another user can be prevented.Type: ApplicationFiled: October 17, 2018Publication date: April 1, 2021Inventors: Jin-Yeong LEE, Sang-Im YU, Ga-Jin SONG, Yong-Joon JEON
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Patent number: 10821687Abstract: The present invention relates to a method of producing hollow carbon capsules which can simply and effectively produce hollow carbon capsule by using polymer particles as soft templates and using a spray-drying method.Type: GrantFiled: September 30, 2015Date of Patent: November 3, 2020Assignee: LG CHEM, LTD.Inventors: In Young Kim, Jin Yeong Lee, Kwon Nam Sohn, Eui Yong Hwang, Won Jong Kwon
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Patent number: 10818915Abstract: Provided are a porous silicon-carbon composite, which includes a core including a plurality of active particles, a conductive material formed on at least a portion of surfaces of the active particles, first pores, and second pores, and a first shell layer which is coated on the core and includes graphene, wherein the active particles include a plurality of silicon particles, silicon oxide particles, or a combination thereof, the first pores are present in the core and are formed by agglomeration of the plurality of active particles, and the second pores are irregularly dispersed and present in the core, has an average particle diameter smaller than an average particle diameter of the active particles, and are spherical, a method of manufacturing the same, and a negative electrode and a lithium secondary battery including the porous silicon-carbon composite.Type: GrantFiled: May 8, 2015Date of Patent: October 27, 2020Assignee: LG Chem, Ltd.Inventors: Eui Yong Hwang, In Young Kim, Jin Yeong Lee, Won Jong Kwon, Kwon Nam Sohn, Seung Bo Yang
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Patent number: 10807056Abstract: The present invention relates to a high pressure homogenizer and a method for manufacturing graphene using the same, and according to one aspect of the present invention, there is provided a high pressure homogenizer comprising a channel module which comprises a microchannel through which an object for homogenization passes, wherein the channel module comprises at least one baffle disposed so as to partition the microchannel into a plurality of spaces and the baffle is provided so as to partition the microchannel into two spaces along the width direction or the height direction.Type: GrantFiled: May 8, 2017Date of Patent: October 20, 2020Assignee: LG Chem, Ltd.Inventors: Eun Jeong Kim, Kwang Hyun Yoo, Ye Hoon Im, Jin Yeong Lee, Won Jong Kwon
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Publication number: 20200122108Abstract: The present invention relates to a high pressure homogenizer and a method for manufacturing graphene using the same, and according to one aspect of the present invention, there is provided a high pressure homogenizer comprising a channel module which comprises a microchannel through which an object for homogenization passes, wherein the channel module comprises at least one baffle disposed so as to partition the microchannel into a plurality of spaces and the baffle is provided so as to partition the microchannel into two spaces along the width direction or the height direction.Type: ApplicationFiled: May 8, 2017Publication date: April 23, 2020Applicant: LG Chem, Ltd.Inventors: Eun Jeong Kim, Kwang Hyun Yoo, Ye Hoon Im, Jin Yeong Lee, Won Jong Kwon
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Patent number: 10131803Abstract: Disclosed herein are a preparation method of graphene, capable of easily preparing a graphene flake having a smaller thickness and a large area, and a dispersed composition of graphene obtained using the same. The preparation method of graphene includes applying a physical force to dispersion of a carbon-based material including graphite or a derivative thereof, and a dispersant, wherein the dispersant includes a mixture of plural kinds of polyaromatic hydrocarbon oxides, containing the polyaromatic hydrocarbon oxides having a molecular weight of 300 to 1000 in a content of 60% by weight or more, and the graphite or the derivative thereof is formed into a graphene flake having a thickness in nanoscale under application of a physical force.Type: GrantFiled: December 22, 2014Date of Patent: November 20, 2018Assignee: LG Chem, Ltd.Inventors: Kwon Nam Sohn, Kwang Hyun Yoo, Won Jong Kwon, Kil Sun Lee, Seung Bo Yang, In Young Kim, Mi Jin Lee, Jin Yeong Lee
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Patent number: 10099449Abstract: A method of forming a substrate assembly includes preparing a substrate in a chamber, combining a solid-state nitrogen source and a boron source on the substrate, forming a metal layer on a surface of the substrate including the combined solid-state nitrogen and boron sources, and forming a first hexagonal boron nitride sheet directly bonded to the surface of the substrate by performing a heat treatment on the substrate including the metal layer and the combined solid-state nitrogen and boron sources.Type: GrantFiled: June 21, 2017Date of Patent: October 16, 2018Assignees: SAMSUNG ELECTRONICS CO., LTD., RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Hyeon-jin Shin, Sang-Woo Kim, Jin yeong Lee