Patents by Inventor Young Seok Choi

Young Seok Choi 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).

  • Patent number: 11957706
    Abstract: The present disclosure relates to a composition for preventing or treating fibrosis including an inhibitor of cyclin-dependent kinase 17 (CDK17) expression or activity. According to the present disclosure, the inhibitor of CDK17 expression or activity significantly reduces collagen production and cell activity and viability in activated hepatic stellate cells (liver fibrosis cell model), renal tubular epithelial cells (renal fibrosis cell model) in which fibrosis is induced by TGF-? treatment, and alveolar epithelial cells (lung fibrosis cell model) in which fibrosis is induced by TGF-? treatment, indicating that the composition of the present disclosure has an excellent effect in preventing or treating fibrosis.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: April 16, 2024
    Assignee: Korea University Research and Business Foundation
    Inventors: Young Sik Lee, Do Hoon Lee, Min Seok Choi, Jae Sang Hong
  • Publication number: 20240120214
    Abstract: An apparatus for fabricating a display panel, the apparatus including: a loading module configured to accommodate a large-area fabricating substrate, the loading module being configured to adjust an inclination of the large-area fabricating substrate from a rear surface of the large-area fabricating substrate and to press the large-area fabricating substrate; and an element transfer module configured to transfer a plurality of light emitting elements or an integrated circuit onto the large-area fabricating substrate and configured to bond and press a wafer on which the plurality of light emitting elements or the at least one integrated circuit is located onto the large-area fabricating substrate.
    Type: Application
    Filed: September 18, 2023
    Publication date: April 11, 2024
    Inventors: Tae Hee LEE, Kyung Ho KIM, Young Seok SEO, Joo Woan CHO, Byeong Hwa CHOI
  • Publication number: 20240106030
    Abstract: Provided are a battery module for a secondary battery, and a battery pack including the battery module. In the battery module, battery cells are horizontally stacked.
    Type: Application
    Filed: September 26, 2022
    Publication date: March 28, 2024
    Inventors: Young Sun Choi, Seung Hoon Ju, Ji Seok Lee
  • Publication number: 20240107878
    Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device comprising the same, a manufacturing method thereof, and an organic material layer composition.
    Type: Application
    Filed: November 30, 2021
    Publication date: March 28, 2024
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Eui-Jeong CHOI, Young-Seok NO, Dong-Jun KIM
  • Patent number: 11931978
    Abstract: An anti-icing honeycomb core composite manufactured by forming an electromagnetic wave absorption layer by using dielectric fiber, molding the electromagnetic wave absorption layer into a honeycomb core structure by using a molded part including a first base, a second base, and an inner block, hardening the honeycomb core structure, and removing the molded part. The molding step includes first stacking, on the first base including a plurality of grooves in which the inner blocks each having a hexagonal column shape are able to be seated, a plurality of the inner blocks and a plurality of the electromagnetic wave absorption layers as the honeycomb core structure so that the electromagnetic wave absorption layer is disposed between the plurality of inner blocks, and second stacking covering the inner blocks and the electromagnetic wave absorption layers stacked on the first base with the second base having the same shape as the first base.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: March 19, 2024
    Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITY
    Inventors: Young Woo Nam, Hyeon Seok Choe, Jin Hwe Kweon, Rho Shin Myong, Won Ho Choi
  • Patent number: 11930670
    Abstract: A display device comprises a substrate; a driving transistor including a first active layer and a switching transistor including a second active layer, the first active layer and the second active layer being disposed on the substrate; a first gate insulating layer disposed on the first active layer of the driving transistor and the second active layer of the switching transistor; first and second gate electrodes disposed on the first gate insulating layer to overlap the first active layer of the driving transistor and the second active layer of the switching transistor, respectively; a first interlayer insulating layer disposed on the first gate electrode and the second gate electrode; and a second interlayer insulating layer disposed on the first interlayer insulating layer to overlap the first active layer without overlapping the second active layer in a plan view.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: March 12, 2024
    Assignees: Samsung Display Co., Ltd., Industry-University Cooperation Foundation Hanyang University ERICA Campus
    Inventors: Sang Woo Sohn, Saeroonter Oh, Joon Seok Park, Young Joon Choi, Su Hyun Kim, Jun Hyung Lim
  • Publication number: 20240075318
    Abstract: The present disclosure relates to a method for carrying out dose delivery quality assurance for high-precision radiation treatment, in which parameters affecting a pass rate of dose delivery quality assurance can be derived through regression analysis, which is a known statistical analysis method, and a pass rate prediction model capable of predicting each parameter and the pass rate of dose delivery quality assurance can be derived, and accordingly, it can be predicted in advance whether dose delivery quality assurance will be passed according to the parameters through the above prediction model, without repeatedly carrying out dose delivery quality assurance according to a patient's treatment plan, and as a result, the efficiency of dose delivery quality assurance can be enhanced, and the time or capacity required for such quality assurance is reduced, such that radiation treatment for an actual patient can be quickly and precisely carried out.
    Type: Application
    Filed: December 22, 2021
    Publication date: March 7, 2024
    Inventors: Young Nam KANG, Ji Na KIM, Hong Seok JANG, Byung Ock CHOI, Yun Ji SEOL, Tae Geon OH, Na Young AN, Jae Hyeon LEE, Kyu Min HAN, Ye Rim SHIN
  • Patent number: 11069750
    Abstract: There is provided a flexible color filter for a display device, a flexible organic light-emitting display device comprising the color filter, and a manufacturing method therefor and, more specifically, a flexible color filter having a structure in which a base film, an adhesive layer, a separation layer, a protective layer, a black matrix layer, a pixel layer formed between different portions of the black matrix layer, and a planarization layer are sequentially stacked. The flexible color filter having the structure can be manufactured on a glass substrate, and thus advantages of solving a problem of thermal deformation of a plastic substrate in a high temperature process for implementing a color filter, enabling a fine pitch of a pattern, which cannot be implemented on a plastic substrate, and enabling diversification without limitations for a material of a base film can be secured.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: July 20, 2021
    Assignee: Dongwoo Fine-Chem Co., Ltd.
    Inventors: Young Seok Choi, Ju In Yoon, Min Soo Seo, Woo Choi
  • Patent number: 10590938
    Abstract: Provided is a regenerative blower. According to an illustrative embodiment of the present invention, the regenerative blower comprises an impeller comprising a plurality of blades disposed spaced apart in the circumferential direction, wherein, in the plurality of blades, each blade gap is arranged at an incremental angle (??i).
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: March 17, 2020
    Assignee: Korea Institute of Industrial Technology
    Inventors: Kyoung-Yong Lee, Young Seok Choi, Jin Hyuk Kim, Uk Hee Jung
  • Patent number: 10474787
    Abstract: A method for designing a centrifugal pump and a mixed flow pump having a specific speed of 150-1200 comprises a design specification determination step for a turbo pump including an impeller, a specific speed determination step for the impeller, a design variable determination step for the impeller, and a three dimensional shape deriving step for the impeller. According to the present invention, the three dimensional shape of the impeller can be simply designed by converting the design variables related to the specific speed into a function and by putting optimized design variables into a database.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: November 12, 2019
    Assignee: Korea Institute of Industrial Technology
    Inventors: Young Seok Choi, Kyoung Yong Lee, Sung Kim
  • Patent number: 10247199
    Abstract: Disclosed is a multi-volute sirocco fan (multiblade fan). The present invention relates to a multi-volute sirocco fan configured to discharge fluid into several directions while using one motor and one fan. The sirocco fan according to the present invention comprises: a driving motor; a fan connected to a rotation shaft of the driving motor to thus be rotated therewith, the fan having a plurality of vanes arranged and installed in a cylindrical shape along the circumferential direction thereof; and at least two stacked volutes in the center of which the fan is arranged and installed and which guide the fluid while the cross-sectional area formed by the upper and lower surfaces, side surfaces thereof and the outer circumferential surface of the fan is linearly increased.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: April 2, 2019
    Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Kyoung-Yong Lee, Young Seok Choi
  • Patent number: 10230063
    Abstract: A flexible display includes a flexible substrate that includes an active area, a pad area extending from the active area, and a bend allowance section extending from the pad area. A first buffer layer is disposed on the flexible substrate and includes at least three layers. A first insulation layer is disposed on the first buffer layer in the pad area, a gate line is disposed on the first insulation layer and extends from the active area to the pad area, a second insulation layer is disposed on the gate line in the pad area, a connection line is electrically connected to the gate line, and a second buffer layer covers the connection line. A top layer among the at least three layers of the first buffer layer is disposed in the active area and the pad area, a lower layer which is in contact with the top layer extends to the bend allowance section and a thickness of the lower layer bend allowance section is less than a thickness of the lower layer in the other areas.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: March 12, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Yi Sik Jang, Yu Ho Jung, Young Seok Choi
  • Publication number: 20180350653
    Abstract: Provided is a substrate supporting device which prevents intrusion of a process gas into a rear surface of a substrate in a high-temperature process. The substrate supporting device includes a support portion configured to have a line contact with an edge exclusion zone of the substrate that is deformed at a specific temperature.
    Type: Application
    Filed: May 21, 2018
    Publication date: December 6, 2018
    Inventors: Sang Jin Jeong, Jeung Hoon Han, Young Seok Choi, Ju Hyuk Park
  • Patent number: 10134980
    Abstract: In a method of manufacturing an MRAM device, a lower electrode and a preliminary first free layer pattern sequentially stacked are formed on a substrate. An upper portion of the preliminary first free layer pattern is removed to form a first free layer pattern. A second free layer and a tunnel barrier layer are sequentially formed on the first free layer pattern. The second free layer is partially oxidized to form a second free layer pattern. A fixed layer structure is formed on the tunnel barrier layer.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: November 20, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-Chul Park, Byoung-Jae Bae, Shin-Jae Kang, Young-Seok Choi
  • Publication number: 20180310672
    Abstract: The present invention relates to a method for manufacturing spikes for sports shoes, the method comprising: a primary injection-molding step for fixing a plurality of spike pin heads to one surface of a first fixed plate when injection-molding the first fixed plate such that the tip ends of the plurality of spike pins are exposed through the surface of the first fixed plate; a secondary injection-molding step for fixing a plurality of first fixed plates to one surface of a second fixed plate when injection-molding the second fixed plate, wherein the surfaces of the first fixed plates that are opposite to the surfaces to which the spike pines are fixed to the second fixed plate; and a second-fixed-plate fixing step for fixing, to the bottom of an outsole, the surface of the second fixed plate opposite to the surface to which the first fixed plates are fixed.
    Type: Application
    Filed: November 9, 2016
    Publication date: November 1, 2018
    Applicants: TREKSTA INC., DSM CO., LTD, BUSAN BUSINESS SUPPORT CENTER, KOREA INSTITUTE OF FOOTWEAR LEATHER TECHNOLOGY
    Inventors: Sung Won PARK, Jin Hoon KIM, Young Seok CHOI, Seon Seog SEO, Seung Beom PARK, Kyung Deuk LEE, Dae Woong KIM, Jung Hyun YOO, Jae Min JUNG, Kyung Hwan PARK, Myung Hun KIM, Ja Yeon PARK, Tae Young YOON
  • Publication number: 20180175115
    Abstract: The present invention relates to a flexible color filter for a display device, a flexible organic light-emitting display device comprising the color filter, and a manufacturing method therefor and, more specifically, to a flexible color filter having a structure in which a base film, an adhesive layer, a separation layer, a protective layer, a black matrix layer, a pixel layer formed between the black matrix layer, and a planarization layer are sequentially stacked. The flexible color filter having the structure can be manufactured on a glass substrate, and thus advantages of solving a problem of thermal deformation of a plastic substrate in a high temperature process for implementing a color filter, enabling a fine pitch of a pattern, which cannot be implemented on a plastic substrate, and enabling diversification without limitations for a material of a base film can be secured.
    Type: Application
    Filed: May 27, 2016
    Publication date: June 21, 2018
    Applicant: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Young Seok CHOI, Ju In YOON, Min Soo SEO, Woo CHOI
  • Publication number: 20180033979
    Abstract: A flexible display includes a flexible substrate that includes an active area, a pad area extending from the active area, and a bend allowance section extending from the pad area. A first buffer layer is disposed on the flexible substrate and includes at least three layers. A first insulation layer is disposed on the first buffer layer in the pad area, a gate line is disposed on the first insulation layer and extends from the active area to the pad area, a second insulation layer is disposed on the gate line in the pad area, a connection line is electrically connected to the gate line, and a second buffer layer covers the connection line. A top layer among the at least three layers of the first buffer layer is disposed in the active area and the pad area, a lower layer which is in contact with the top layer extends to the bend allowance section and a thickness of the lower layer bend allowance section is less than a thickness of the lower layer in the other areas.
    Type: Application
    Filed: July 26, 2017
    Publication date: February 1, 2018
    Inventors: Yi Sik JANG, Yu Ho JUNG, Young Seok CHOI
  • Publication number: 20170363091
    Abstract: Provided is a regenerative blower. According to an illustrative embodiment of the present invention, the regenerative blower comprises an impeller comprising a plurality of blades disposed spaced apart in the circumferential direction, wherein, in the plurality of blades, each blade gap is arranged at an incremental angle (??i).
    Type: Application
    Filed: December 2, 2015
    Publication date: December 21, 2017
    Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Kyoung-Yong LEE, Young Seok CHOI, Jin Hyuk KIM, Uk Hee JUNG
  • Publication number: 20170338408
    Abstract: In a method of manufacturing an MRAM device, a lower electrode and a preliminary first free layer pattern sequentially stacked are formed on a substrate. An upper portion of the preliminary first free layer pattern is removed to form a first free layer pattern. A second free layer and a tunnel barrier layer are sequentially formed on the first free layer pattern. The second free layer is partially oxidized to form a second free layer pattern. A fixed layer structure is formed on the tunnel barrier layer.
    Type: Application
    Filed: August 11, 2017
    Publication date: November 23, 2017
    Inventors: Jong-Chul PARK, Byoung-Jae BAE, Shin-Jae KANG, Young-Seok CHOI
  • Patent number: D830981
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: October 16, 2018
    Assignee: ASM IP Holding B.V.
    Inventors: Sang Jin Jeong, Jeung Hoon Han, Young Seok Choi, Ju Hyuk Park