Patents by Inventor Juhwan Kim

Juhwan Kim 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: 20250113723
    Abstract: Provided is a polymer comprising: a first unit represented by Chemical Formula 1; a second unit represented by Chemical Formula 1 and different from the first unit; a third unit represented by Chemical Formula 2; and an end group represented by Chemical Formula 3, and an organic light emitting device using the same, wherein all the variables are described herein.
    Type: Application
    Filed: June 21, 2022
    Publication date: April 3, 2025
    Applicant: LG Chem, Ltd.
    Inventors: Ji Hoon Kim, Juhwan Kim, Sungkyoung Kang, Dongyoon Khim, Yu Jin Woo, Jaechol Lee, Jiyoung Lee, Sejin Jung
  • Publication number: 20240415975
    Abstract: Some embodiments of the present application provide a compound comprising Fc binding unit. The compound comprising Fc binding unit of the present application may be used to transfer a group of interest to an antibody in a position-specific manner. Furthermore, some embodiments of the present application provide a method for preparing an antibody conjugate comprising a group of interest (for example, a reactive group) using the compound comprising Fc binding unit.
    Type: Application
    Filed: August 13, 2024
    Publication date: December 19, 2024
    Inventors: Sang Jeon CHUNG, Yeong Soo OH, Juhwan KIM, Younggeun LEE, Jinwoo SEO, Geonmin LEE, Gahyeon KIM, Sejeong KWON, Sunhee PARK, Hojin YEOM, Hui Jo OH, Jinyoung SON
  • Publication number: 20240409482
    Abstract: Provided are a novel compound represented by Chemical Formula 1 and an organic light emitting device comprising the same, wherein all the variables are described herein.
    Type: Application
    Filed: June 9, 2023
    Publication date: December 12, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Young Kwang Kim, Jaechol Lee, Yongwook Kim, Juhwan Kim, Hyungil Park, Byeong Yun Lim, Hyunju Choi
  • Publication number: 20240298542
    Abstract: The present disclosure provides a novel compound represented by the following Chemical Formula 1 and an organic light emitting device including the same, wherein Ar1, Ar2, R1 to R3, and n1 to n3 are described herein.
    Type: Application
    Filed: July 28, 2022
    Publication date: September 5, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Byeong Yun Lim, Jaechol Lee, Yongwook Kim, Shin Sung Kim, Young Kwang Kim, Juhwan Kim, Hyunju Choi
  • Patent number: 11997921
    Abstract: The present invention relates to an organic light emitting device including: an anode; a cathode; and a light emitting light provided between the anode and the cathode, in which a first organic material layer including a composition which includes a compound of Chemical Formula 1 or a cured product thereof is included between the light emitting layer and the anode, and a second organic material layer including a composition which includes a copolymer of Chemical Formula 2 or a cured product thereof is included between the first organic material layer and the light emitting layer, Wherein all the variables are described herein.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: May 28, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Dowon Lim, Ji Hoon Kim, Juhwan Kim, Donghwan Lee, Jaesoon Bae, Jaechol Lee, Songrim Jang, Doowhan Choi, Keunsoo Lee, Jumin Lee
  • Patent number: 11905245
    Abstract: The present disclosure relates to a novel heterocyclic compound represented by the following Chemical Formula 1 and to an organic light emitting device comprising the same: wherein, R1, R2, R3, R4, R5, R6, m, n and o are described herein.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: February 20, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Juhwan Kim, Jaechol Lee, Jaesoon Bae, Soyoung Yu, Young Kwang Kim, Daeho Kim
  • Patent number: 11882393
    Abstract: Disclosed is an electronic device including a structure that stably supports a flexible printed circuit board on which a microphone module is disposed inside the electronic device, thereby improving the sealing between the microphone module and the camera housing.
    Type: Grant
    Filed: June 13, 2022
    Date of Patent: January 23, 2024
    Inventors: Seonguk Park, Taeuk Kang, Juhwan Kim, Jiwoo Lee
  • Publication number: 20230340185
    Abstract: The present specification relates to a polymer including a unit represented by Chemical Formula 1, a coating composition including the same, and an organic light emitting device formed using the same.
    Type: Application
    Filed: August 17, 2021
    Publication date: October 26, 2023
    Applicant: LG Chem, Ltd
    Inventors: Juhwan Kim, Jaesoon Bae, Jaechol Lee, Yu Jin Woo, Sejin Jung, Ji Hoon Kim, Dongyoon Khim
  • Publication number: 20230209986
    Abstract: The present disclosure provides a novel material for an organic light emitting device, and an organic light emitting device using same, the novel material being usable both in an organic light emitting device and in a solution process. The present disclosure also provides an organic light emitting device comprising a polymer containing a repeating unit represented by the following Chemical Formula 1, and an ionic compound containing an anionic group represented by the following Chemical Formula 2 in a hole transporting layer: wherein all the variables are described herein.
    Type: Application
    Filed: July 27, 2021
    Publication date: June 29, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Juhwan Kim, Jaechol Lee, Sejin Jung, Ji Hoon Kim, Dongyoon Khim, Jaesoon Bae, Jiyoung Lee, Ho Gyu Lee, Seog Jae Seo
  • Publication number: 20230140877
    Abstract: The present disclosure provides a novel compound and an organic light emitting device including the same.
    Type: Application
    Filed: February 17, 2021
    Publication date: May 11, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Byeong Yun Lim, Jaechol Lee, Yongwook Kim, Soyoung Yu, Daeho Kim, Juhwan Kim, Eunhye Kang
  • Publication number: 20230087796
    Abstract: The present specification relates to a polymer and an organic light emitting device using the same, wherein the polymer is represented by the following Chemical Formula 1: E1-[A]a—[B]b—[C]c-E2??[Chemical Formula 1] Wherein A, B, C, E1, E2, a, b and c are described herein.
    Type: Application
    Filed: January 12, 2021
    Publication date: March 23, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Ji Hoon Kim, Jaesoon Bae, Jaechol Lee, Juhwan Kim, Dongyoon Khim, Min Suk Jung
  • Publication number: 20220408170
    Abstract: Disclosed is an electronic device including a structure that stably supports a flexible printed circuit board on which a microphone module is disposed inside the electronic device, thereby improving the sealing between the microphone module and the camera housing.
    Type: Application
    Filed: June 13, 2022
    Publication date: December 22, 2022
    Inventors: Seonguk Park, Taeuk Kang, Juhwan Kim, Jiwoo Lee
  • Publication number: 20220085292
    Abstract: The present invention relates to an organic light emitting device including: an anode; a cathode; and a light emitting light provided between the anode and the cathode, in which a first organic material layer including a composition which includes a compound of Chemical Formula 1 or a cured product thereof is included between the light emitting layer and the anode, and a second organic material layer including a composition which includes a copolymer of Chemical Formula 2 or a cured product thereof is included between the first organic material layer and the light emitting layer, Wherein all the variables are described herein.
    Type: Application
    Filed: September 3, 2021
    Publication date: March 17, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Dowon Lim, Ji Hoon Kim, Juhwan Kim, Donghwan Lee, Jaesoon Bae, Jaechol Lee, Songrim Jang, Doowhan Choi, Keunsoo Lee, Jumin Lee
  • Publication number: 20220085295
    Abstract: The present disclosure provides a novel heterocyclic compound represented by the following Chemical Formula 1 and an organic light emitting device comprising the same: wherein R1, R2, L, X, Z1, Z2, L1, L2, and Ar1 to Ar4 are described herein.
    Type: Application
    Filed: February 24, 2020
    Publication date: March 17, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Yongwook Kim, Jaesoon Bae, Jaechol Lee, Young Kwang Kim, Juhwan Kim, Dongyoon Khim, Beomshin Cho
  • Publication number: 20210284607
    Abstract: The present disclosure relates to a novel heterocyclic compound represented by the following Chemical Formula 1 and to an organic light emitting device comprising the same: wherein, R1, R2, R3, R4, R5, R6, m, n and o are described herein.
    Type: Application
    Filed: December 3, 2019
    Publication date: September 16, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Juhwan Kim, Jaechol Lee, Jaesoon Bae, Soyoung Yu, Young Kwang Kim, Daeho Kim
  • Patent number: 11109144
    Abstract: An electronic device is provided. The electronic device includes a housing including a front plate, a rear plate, and a lateral member surrounding a space between the front and rear plates and having at least one through-hole. The electronic device further includes a display disposed to be seen through the front plate, and a speaker structure disposed near the through-hole in the space between the display and the rear plate. The speaker structure includes a yoke disposed between the display and the rear plate and facing the display, a diaphragm disposed between the rear plate and the yoke and spaced apart from the rear plate, a magnet disposed between the yoke and the diaphragm, a speaker housing surrounding, at least in part, at least one of the diaphragm, the yoke, or the magnet and including a first opening formed toward the rear plate and a second opening formed toward the through-hole.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: August 31, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seonguk Park, Kyungmoon Kang, Juhwan Kim, Hyunsuk Choi
  • Patent number: 11076221
    Abstract: An electronic device is provided. The electronic device includes a housing including a front plate, a rear plate, and a lateral member surrounding a space between the front and rear plates and having at least one through-hole. The electronic device further includes a display disposed to be seen through the front plate, and a speaker structure disposed near the through-hole in the space between the display and the rear plate. The speaker structure includes a yoke disposed between the display and the rear plate and facing the display, a diaphragm disposed between the rear plate and the yoke and spaced apart from the rear plate, a magnet disposed between the yoke and the diaphragm, a speaker housing surrounding, at least in part, at least one of the diaphragm, the yoke, or the magnet and including a first opening formed toward the rear plate and a second opening formed toward the through-hole.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: July 27, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seonguk Park, Kyungmoon Kang, Juhwan Kim, Hyunsuk Choi
  • Publication number: 20200196046
    Abstract: An electronic device is provided. The electronic device includes a housing including a front plate, a rear plate, and a lateral member surrounding a space between the front and rear plates and having at least one through-hole. The electronic device further includes a display disposed to be seen through the front plate, and a speaker structure disposed near the through-hole in the space between the display and the rear plate. The speaker structure includes a yoke disposed between the display and the rear plate and facing the display, a diaphragm disposed between the rear plate and the yoke and spaced apart from the rear plate, a magnet disposed between the yoke and the diaphragm, a speaker housing surrounding, at least in part, at least one of the diaphragm, the yoke, or the magnet and including a first opening formed toward the rear plate and a second opening formed toward the through-hole.
    Type: Application
    Filed: October 24, 2019
    Publication date: June 18, 2020
    Inventors: Seonguk PARK, Kyungmoon KANG, Juhwan KIM, Hyunsuk CHOI
  • Patent number: 10007136
    Abstract: A display device includes: a display panel which displays an image; an intermediate frame on which the display panel is disposed; and a lower frame coupled to the intermediate frame and in which a coupling hole is defined. The intermediate frame defines: a support portion thereof extended facing a lower surface of the display panel, and a coupling portion thereof extending from a lower surface of the support portion and toward the lower frame. The coupling portion of the intermediate frame extends through the coupling hole defined in the lower frame to be attached to a surface of the lower frame.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: June 26, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Minsu Jung, Byungchan Kim, Juhwan Kim, Kyuhun Shim, Cheolse Lee, Chunghui Lee
  • Patent number: 9864221
    Abstract: A display apparatus is disclosed. In one aspect, the display apparatus includes a flexible display panel configured to display images and a first frame arranged on the front surface of the flexible display panel and curved in a first direction. The display apparatus also includes a second frame arranged on a rear surface of the flexible display panel and curved in the first direction and a spacer arranged on at least one of the first and second frames. The spacer is configured to adjust the distance between the first and second frames.
    Type: Grant
    Filed: April 9, 2015
    Date of Patent: January 9, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyunwoo Lee, Chunghui Lee, Byungchan Kim, Juhwan Kim