Patents by Inventor Jin Kyung Choi

Jin Kyung 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: 11967746
    Abstract: 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: Grant
    Filed: November 25, 2019
    Date of Patent: April 23, 2024
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Byoung Su Kim, Yong Min Kim, Ha Yeong Yu, Jin Yi Choi, Ju Ahn Park, Ju Young Lee, Jung Ik Kim, Min Kyung Kim
  • Patent number: 11951130
    Abstract: The present invention relates to an antigen-binding molecule comprising a heavy chain variable region comprising a heavy-chain complementarity-determining region 1 (HCDR1) comprising an amino acid sequence represented by Sequence No. 1, an HCDR2 comprising an amino acid sequence represented by Sequence No. 2, and an HCDR3 comprising an amino acid sequence represented by Sequence No. 3; a light-chain variable region comprising a light-chain complementarity-determining region 1 (LCDR1) comprising an amino acid sequence represented by Sequence No. 4, an LCDR2 comprising an amino acid sequence represented by Sequence No. 5, and an LCDR3 comprising an amino acid sequence represented by Sequence No. 6; wherein the antigen-binding molecule is a T cell receptor (TCR); and to a cell line expressing the same.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: April 9, 2024
    Assignee: Eutilex Co., Ltd.
    Inventors: Byoung S. Kwon, Young Ho Kim, Kwang Hee Kim, Ji Won Chung, Young Gyoon Chang, Bo Rim Yi, Jung Yun Lee, Seung Hyun Lee, Sun Woo Im, Jin Kyung Choi, Hyun Tae Son, Eun Hye Yoo
  • Publication number: 20240067668
    Abstract: The present invention relates to a heteroaryl derivative compound and a use thereof. Since the heteroaryl derivative of the present invention exhibits excellent inhibitory activity against EGFR, the heteroaryl derivative can be usefully used as a therapeutic agent for EGFR-associated diseases.
    Type: Application
    Filed: December 29, 2021
    Publication date: February 29, 2024
    Inventors: Yi Kyung Ko, Ah Reum Han, Jin Hee Park, Yeong Deok Lee, Hye Rim Im, Kyun Eun Kim, Dong Keun Hwang, Su Been Nam, Myung Hoe Heo, Se Rin Cho, Eun Hwa Ko, Sung Hwan Kim, Hwan Geun Choi
  • Patent number: 11905334
    Abstract: It is to be understood that while the invention has been described in conjunction with the detailed description thereof, the foregoing description is intended to illustrate and not limit the scope of the invention, which is defined by the scope of the appended claims. Other aspects, advantages, and modifications are within the scope of the following claims.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: February 20, 2024
    Inventors: Byoung S. Kwon, Hye Jeong Kim, Sunhee Hwang, Joongwon Lee, Seung Hyun Lee, Sun Woo Im, Jin Kyung Choi, Hyun Tae Son, Hyeok-Jun Park
  • Publication number: 20230242607
    Abstract: An interleukin (IL)-2 protein including a sequence selected from the group consisting of: SEQ ID NO: 4, SEQ ID NO: 6, SEQ ID NO: 8, SEQ ID NO: 10, SEQ ID NO: 12, SEQ ID NO: 14, SEQ ID NO: 16, and SEQ ID NO: 18. A pharmaceutical composition including the interleukin-2 protein and a pharmaceutically acceptable carrier.
    Type: Application
    Filed: July 7, 2021
    Publication date: August 3, 2023
    Applicant: EUTILEX CO., LTD.
    Inventors: Byoung S. KWON, Seoung Hyun LEE, Sun Woo IM, Jin Kyung CHOI, Hyun Tae SON, Joong Won LEE, Hanna LEE, Sunhee HWANG
  • Patent number: 11329097
    Abstract: An embodiment provides a semiconductor device including a light-emitting structure including a plurality of light-emitting portions disposed at a side and a plurality of second light-emitting portions disposed at another side, a plurality of first connection electrodes configured to electrically connect the plurality of first light-emitting portions, a plurality of second connection electrodes configured to electrically connect the plurality of second light-emitting portions, a first pad disposed on the plurality of first light-emitting portions, and a second pad disposed on the plurality of second light-emitting portions. The first pad includes a plurality of 1-2 pads extending toward the second pad. The second pad includes a plurality of 2-2 pads extending toward the first pad. The first connection electrode includes a region between the plurality of 1-2 pads in a thickness direction of the light-emitting structure.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: May 10, 2022
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Woo Sik Lim, Jae Won Seo, Jin Kyung Choi, Youn Joon Sung, Jong Hyun Kim, Hoe Jun Kim
  • Publication number: 20220073586
    Abstract: Provided are PD-1 polypeptide variants including an extracellular domain that binds specifically to PD-L1, and a transmembrane domain or a fragment thereof. The disclosure also provides PD-1 Fc fusion proteins including an immunoglobulin Fc region, and a PD-1 polypeptide variant.
    Type: Application
    Filed: September 8, 2021
    Publication date: March 10, 2022
    Applicant: EUTILEX CO., LTD.
    Inventors: Byoung S. KWON, Seunghyun LEE, Hanna LEE, Jin Sung PARK, Jin Kyung CHOI, Seung Hee HAN, Sun Woo IM, Hyun Tae SON
  • Publication number: 20220031742
    Abstract: The present invention relates to an antigen-binding molecule comprising a heavy chain variable region comprising a heavy-chain complementarity-determining region 1 (HCDR1) comprising an amino acid sequence represented by Sequence No. 1, an HCDR2 comprising an amino acid sequence represented by Sequence No. 2, and an HCDR3 comprising an amino acid sequence represented by Sequence No. 3; a light-chain variable region comprising a light-chain complementarity-determining region 1 (LCDR1) comprising an amino acid sequence represented by Sequence No. 4, an LCDR2 comprising an amino acid sequence represented by Sequence No. 5, and an LCDR3 comprising an amino acid sequence represented by Sequence No. 6; wherein the antigen-binding molecule is a T cell receptor (TCR); and to a cell line expressing the same.
    Type: Application
    Filed: March 1, 2021
    Publication date: February 3, 2022
    Inventors: Byoung S. Kwon, Young Ho Kim, Kwang Hee Kim, Ji Won Chung, Young Gyoon Chang, Bo Rim Yi, Jung Yun Lee, Seung Hyun Lee, Sun Woo Im, Jin Kyung Choi, Hyun Tae Son, Eun Hye Yoo
  • Publication number: 20210261681
    Abstract: It is to be understood that while the invention has been described in conjunction with the detailed description thereof, the foregoing description is intended to illustrate and not limit the scope of the invention, which is defined by the scope of the appended claims. Other aspects, advantages, and modifications are within the scope of the following claims.
    Type: Application
    Filed: February 5, 2021
    Publication date: August 26, 2021
    Inventors: Byoung S. Kwon, Hye Jeong Kim, Sunhee Hwang, Joongwon Lee, Seung Hyun Lee, Sun Woo Im, Jin Kyung Choi, Hyun Tae Son, Hyeok-Jun Park
  • Patent number: 11013765
    Abstract: The present invention relates to an antigen-binding molecule comprising a heavy chain variable region comprising a heavy-chain complementarity-determining region 1 (HCDR1) comprising an amino acid sequence represented by Sequence No. 1, an HCDR2 comprising an amino acid sequence represented by Sequence No. 2, and an HCDR3 comprising an amino acid sequence represented by Sequence No. 3; a light-chain variable region comprising a light-chain complementarity-determining region 1 (LCDR1) comprising an amino acid sequence represented by Sequence No. 4, an LCDR2 comprising an amino acid sequence represented by Sequence No. 5, and an LCDR3 comprising an amino acid sequence represented by Sequence No. 6; wherein the antigen-binding molecule is a T cell receptor (TCR); and to a cell line expressing the same.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: May 25, 2021
    Inventors: Byoung S. Kwon, Young Ho Kim, Kwang Hee Kim, Ji Won Chung, Young Gyoon Chang, Bo Rim Yi, Jung Yun Lee, Seung Hyun Lee, Sun Woo Im, Jin Kyung Choi, Hyun Tae Son, Eun Hye Yoo
  • Patent number: 10927183
    Abstract: Provided are antibodies and antigen-binding fragment thereof that bind to VSIG4. Various in vitro and in vivo methods and compositions related to antibodies. Methods include prevention and/or therapeutic treatment of cancer using an antibody or an antigen-binding fragment that binds to VSIG4.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: February 23, 2021
    Assignee: Eutilex Co., Ltd.
    Inventors: Byoung S. Kwon, Hye Jeong Kim, Sunhee Hwang, Joongwon Lee, Seung Hyun Lee, Sun Woo Im, Jin Kyung Choi, Hyun Tae Son, Hyeok-Jun Park
  • Publication number: 20200291126
    Abstract: Provided are antibodies and antigen-binding fragment thereof that bind to VSIG4. Various in vitro and in vivo methods and compositions related to antibodies. Methods include prevention and/or therapeutic treatment of cancer using an antibody or an antigen-binding fragment that binds to VSIG4.
    Type: Application
    Filed: April 2, 2020
    Publication date: September 17, 2020
    Inventors: Byoung S. Kwon, Hye Jeong Kim, Sunhee Hwang, Joongwon Lee, Seung Hyun Lee, Sun Woo Im, Jin Kyung Choi, Hyun Tae Son, Hyeok-Jun Park
  • Publication number: 20200237821
    Abstract: The present invention relates to an antigen-binding molecule comprising a heavy chain variable region comprising a heavy-chain complementarity-determining region 1 (HCDR1) comprising an amino acid sequence represented by Sequence No. 1, an HCDR2 comprising an amino acid sequence represented by Sequence No. 2, and an HCDR3 comprising an amino acid sequence represented by Sequence No. 3; a light-chain variable region comprising a light-chain complementarity-determining region 1 (LCDR1) comprising an amino acid sequence represented by Sequence No. 4, an LCDR2 comprising an amino acid sequence represented by Sequence No. 5, and an LCDR3 comprising an amino acid sequence represented by Sequence No. 6; wherein the antigen-binding molecule is a T cell receptor (TCR); and to a cell line expressing the same.
    Type: Application
    Filed: December 16, 2019
    Publication date: July 30, 2020
    Inventors: Byoung S. Kwon, Young Ho Kim, Kwang Hee Kim, Ji Won Chung, Young Gyoon Chang, Bo Rim Yi, Jung Yun Lee, Seung Hyun Lee, Sun Woo Im, Jin Kyung Choi, Hyun Tae Son, Eun Hye Yoo
  • Patent number: 10651345
    Abstract: A light emitting device includes a substrate; a light emitting structure disposed on the substrate; a first insulation layer disposed on the light emitting structure; a second insulation layer disposed on the first insulation layer; a first electrode and a second electrode electrically connected to the light emitting structure; a first pad electrically connected to the first electrode; and a second pad electrically connected to the second electrode.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: May 12, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sung Ho Jung, Jin Kyung Choi, Sang Youl Lee
  • Publication number: 20200105825
    Abstract: An embodiment provides a semiconductor device including a light-emitting structure including a plurality of light-emitting portions disposed at a side and a plurality of second light-emitting portions disposed at another side, a plurality of first connection electrodes configured to electrically connect the plurality of first light-emitting portions, a plurality of second connection electrodes configured to electrically connect the plurality of second light-emitting portions, a first pad disposed on the plurality of first light-emitting portions, and a second pad disposed on the plurality of second light-emitting portions. The first pad includes a plurality of 1-2 pads extending toward the second pad. The second pad includes a plurality of 2-2 pads extending toward the first pad. The first connection electrode includes a region between the plurality of 1-2 pads in a thickness direction of the light-emitting structure.
    Type: Application
    Filed: March 27, 2018
    Publication date: April 2, 2020
    Inventors: Woo Sik LIM, Jae Won SEO, Jin Kyung CHOI, Youn Joon SUNG, Jong Hyun KIM, Hoe Jun KIM
  • Patent number: 10546977
    Abstract: A light emitting device includes a sapphire substrate; a light emitting structure disposed on the sapphire substrate, and including a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, and an active layer disposed between the first conductivity type semiconductor layer and the second conductivity type semiconductor layer; a first electrode electrically connected to the first conductivity type semiconductor layer; a second electrode electrically connected to the second conductivity type semiconductor layer; a first bonding pad electrically connected to the first electrode; a second bonding pad electrically connected to the second electrode; a first insulation layer disposed on the light emitting structure; and a second insulation layer disposed between the second electrode and the second bonding pad.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: January 28, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sung Ho Jung, Jin Kyung Choi, Sang Youl Lee
  • Publication number: 20190371970
    Abstract: A light emitting device includes a substrate; a light emitting structure disposed on the substrate; a first insulation layer disposed on the light emitting structure; a second insulation layer disposed on the first insulation layer; a first electrode and a second electrode electrically connected to the light emitting structure; a first pad electrically connected to the first electrode; and a second pad electrically connected to the second electrode.
    Type: Application
    Filed: August 14, 2019
    Publication date: December 5, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Sung Ho JUNG, Jin Kyung CHOI, Sang Youl LEE
  • Patent number: 10388830
    Abstract: A light emitting device package according to an embodiment comprises: a light emitting device comprising a light emitting structure including a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer; first and second lead frames disposed to be spaced apart from each other; first and second solder portions disposed on the first and second lead frames, respectively; and first and second pads disposed between the first and second solder portions and the first and second conductive semiconductor layers, respectively, wherein at least one of the first or second pad comprises at least one of a rounding portion and a chamfer portion, wherein the first pad comprises a first-first edge and a first-second edge being positioned farther than the first-first edge from the center of the light emitting device, wherein the second pad comprises a second-first edge and a second-second edge being positioned farther than the second-first edge from the center of the light emitting devic
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: August 20, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jin Kyung Choi, Jun Hee Hong, Sang Youl Lee
  • Publication number: 20190221714
    Abstract: A light emitting device includes a sapphire substrate; a light emitting structure disposed on the sapphire substrate, and including a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, and an active layer disposed between the first conductivity type semiconductor layer and the second conductivity type semiconductor layer; a first electrode electrically connected to the first conductivity type semiconductor layer; a second electrode electrically connected to the second conductivity type semiconductor layer; a first bonding pad electrically connected to the first electrode; a second bonding pad electrically connected to the second electrode; a first insulation layer disposed on the light emitting structure; and a second insulation layer disposed between the second electrode and the second bonding pad.
    Type: Application
    Filed: March 22, 2019
    Publication date: July 18, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Sung Ho JUNG, Jin Kyung CHOI, Sang Youl LEE
  • Patent number: 10326056
    Abstract: A light emitting device of an embodiment includes a substrate, a light emitting structure disposed under the substrate, the light emitting structure including a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer, first and second electrodes respectively connected to the first and second conductive semiconductor layers, a metal reflecting layer disposed under the light emitting structure, and a first insulating layers disposed between the first electrode and the light emitting structure, between the first electrode and the second electrode, and between the first electrode and the metal reflecting layer, wherein the metal reflecting layer includes a first segment overlapped with the second electrode in a thickness direction of the light emitting structure and a second segment disposed with extending from the first segment.
    Type: Grant
    Filed: March 17, 2016
    Date of Patent: June 18, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sung Ho Jung, Jin Kyung Choi, Sang Youl Lee