Patents by Inventor Do-Hyun Kwon

Do-Hyun Kwon 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: 12157816
    Abstract: The present technology relates to a latex composition for dip molding comprising a carboxylic acid-modified nitrile-based copolymer latex satisfying General Formulas 1 and 2, wherein the carboxylic acid-modified nitrile-based copolymer includes a conjugated diene-based monomer-derived unit, an ethylenic unsaturated nitrile-based monomer-derived unit, and an ethylenic unsaturated acid monomer-derived unit, and a molded article.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: December 3, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Seung Whan Oh, Won Sang Kwon, Jung Eun Kim, Ji Hyun Kim, Seung Uk Yeu, Myung Su Jang, Do Young Ha, Jung Su Han
  • Publication number: 20240342504
    Abstract: The present disclosure relates to a low-level laser therapy device using a light-emitting diode (LED) endoscope cap. One aspect of the present disclosure may include a catheter formed to extend so as to be inserted into a body of a patient and including an air insufflation part for stretching the mucosal folds of the duodenum of the patient, an endoscope cap having a through hole therein to allow the catheter to be inserted therethrough, a hood disposed in one region outside the endoscope cap and disposed such that at least one region thereof protrudes forward from the endoscope cap, and one or more LEDs disposed on each of the endoscope cap and the hood.
    Type: Application
    Filed: March 29, 2022
    Publication date: October 17, 2024
    Applicants: THE ASAN FOUNDATION, UNIVERSITY OF ULSAN FOUNDATION FOR INDUSTRY COOPERATION
    Inventors: Do Hyun PARK, Jin Hee KWON
  • Publication number: 20240268141
    Abstract: An organic light emitting diode (OLED) and an organic light emitting device (e.g., a display device or a lighting device) comprising the OLED are described. An emissive layer includes a red emitting material layer, a yellow-green emitting material layer and a green emitting material layer disposed sequentially between two electrodes, where each of the emitting material layers has controlled thickness and includes at least one host with controlled energy level. The OLED and the organic light emitting device have improved pure color luminous efficiency and color gamut, as well as luminous efficiency and luminous lifespan.
    Type: Application
    Filed: September 7, 2023
    Publication date: August 8, 2024
    Applicant: LG Display Co., Ltd.
    Inventors: Eun-Jung PARK, Byung-Soo KIM, Byung-Geol KIM, Seung-Hyun KIM, Ju-Hyuk KWON, Jang-Dae YOUN, Yu-Jeong LEE, Min-Hyeong HWANG, Do-Kyun KWON, Hyun-Jin CHO
  • Publication number: 20230301144
    Abstract: A display device including: a substrate; a plurality of transistors disposed on the substrate; and a multi-layer insulating film disposed on the transistors, wherein the multi-layer insulating film includes a first insulating film and a second insulating film, the multi-layer insulating film includes a first region in which the first insulating film and the second insulating film overlap each other in a direction perpendicular to the substrate and a second region in which the first insulating film is disposed, the first region overlaps the plurality of transistors, and a modulus of the second insulating film is lower than a modulus of the first insulating film.
    Type: Application
    Filed: May 23, 2023
    Publication date: September 21, 2023
    Inventors: Mi JANG, Do Hyun Kwon, Min Jung Lee
  • Patent number: 11690258
    Abstract: A display device including: a substrate; a plurality of transistors disposed on the substrate; and a multi-layer insulating film disposed on the transistors, wherein the multi-layer insulating film includes a first insulating film and a second insulating film, the multi-layer insulating film includes a first region in which the first insulating film and the second insulating film overlap each other in a direction perpendicular to the substrate and a second region in which the first insulating film is disposed, the first region overlaps the plurality of transistors, and a modulus of the second insulating film is lower than a modulus of the first insulating film.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: June 27, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Mi Jang, Do Hyun Kwon, Min Jung Lee
  • Patent number: 11216137
    Abstract: A display device includes a display panel which includes a plurality of pixels, each of the plurality of pixels including a light emitting region defined by a pixel defining layer; and a touch sensor which is disposed on one surface of the display panel and includes a plurality of sensing electrodes and a plurality of sensing lines connected to the plurality of sensing electrodes. At least two sensing lines are disposed between light emitting regions adjacent to each other.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: January 4, 2022
    Inventors: Jae Neung Kim, Chang Yong Jung, Do Hyun Kwon, Choong Youl Im
  • Patent number: 10903285
    Abstract: There are provided an input sensor having improved input sensing sensitivity, a method for manufacturing the input sensor, and a display device having the input sensor.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: January 26, 2021
    Inventors: Jae Neung Kim, Do Hyun Kwon, Choong Youl Im, Chang Yong Jung
  • Publication number: 20210005689
    Abstract: A display device including; a substrate; a plurality of transistors disposed on the substrate; and a multi-layer insulating film disposed on the transistors, wherein the multi-layer insulating film includes a first insulating film and a second insulating film, the multi-layer insulating film includes a first region in which the first insulating film and the second insulating film overlap each other in a direction perpendicular to the substrate and a second region in which the first insulating film is disposed, the first region overlaps the plurality of transistors, and a modulus of the second insulating film is lower than a modulus of the first insulating film.
    Type: Application
    Filed: April 22, 2020
    Publication date: January 7, 2021
    Inventors: Mi JANG, Do Hyun KWON, Min Jung LEE
  • Patent number: 10831294
    Abstract: A display device according to an exemplary embodiment includes: a display panel that displays an image; and a touch sensor that is provided on the display panel, wherein the touch sensor includes a sense electrode that senses a touch and a shield layer that is disposed between the sense electrode and the display panel while partially overlapping the sense electrode, the sense electrode includes a plurality of conductive lines that are connected with each other and have a mesh shape, the plurality of conductive lines includes a first conductive line and a second conductive line that are disposed on different layers, and the shield layer overlaps at least one of the first conductive line and the second conductive line.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: November 10, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Neung Kim, Do Hyun Kwon, Chang Yong Jung, Choong Youl Im
  • Patent number: 10801048
    Abstract: Provided is a method of producing L-amino acids by using a recombinant coryneform microorganism in which the expression of a target gene is weakened by using a gene transcription inhibition method.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: October 13, 2020
    Assignee: CJ CHEILJEDANG CORP.
    Inventors: Jun Ok Moon, Sang Jo Lim, Do Hyun Kwon, Kwang Ho Lee, Hyun Won Bae
  • Publication number: 20200241705
    Abstract: A display device includes a display panel which includes a plurality of pixels, each of the plurality of pixels including a light emitting region defined by a pixel defining layer; and a touch sensor which is disposed on one surface of the display panel and includes a plurality of sensing electrodes and a plurality of sensing lines connected to the plurality of sensing electrodes. At least two sensing lines are disposed between light emitting regions adjacent to each other.
    Type: Application
    Filed: January 23, 2020
    Publication date: July 30, 2020
    Inventors: Jae Neung KIM, Chang Yong JUNG, Do Hyun KWON, Choong Youl IM
  • Patent number: 10590446
    Abstract: The present invention relates to a method for producing highly-concentrated L-amino acid and riboflavin simultaneously, and a microorganism for simultaneously producing L-amino acid and riboflavin. Specifically, the present invention relates to a modified microorganism for producing L-lysine or L-threonine, and riboflavin simultaneously, wherein the microorganism belonging to Corynebacterium sp. capable of producing L-lysine or L-threonine is modified by enhancing the activity of an enzyme family expressed by a rib operon which contains riboflavin biosynthesis gene family. Also, the present invention relates to a method for the simultaneous production of L-lysine or L-threonine, and riboflavin using the modified microorganism, and relates to a formulation or granular formulation, feed, and feed additive, containing L-lysine or L-threonine, and riboflavin produced from a culture medium of the modified microorganism.
    Type: Grant
    Filed: October 17, 2012
    Date of Patent: March 17, 2020
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Sang Hee Park, Jun Ok Moon, Sang Jo Lim, Do Hyun Kwon, Kyung Han Lee, Jin Suck Sung, Hyun Joon Kim
  • Publication number: 20190114011
    Abstract: A display device according to an exemplary embodiment includes: a display panel that displays an image; and a touch sensor that is provided on the display panel, wherein the touch sensor includes a sense electrode that senses a touch and a shield layer that is disposed between the sense electrode and the display panel while partially overlapping the sense electrode, the sense electrode includes a plurality of conductive lines that are connected with each other and have a mesh shape, the plurality of conductive lines includes a first conductive line and a second conductive line that are disposed on different layers, and the shield layer overlaps at least one of the first conductive line and the second conductive line.
    Type: Application
    Filed: May 2, 2018
    Publication date: April 18, 2019
    Inventors: Jae Neung KIM, Do Hyun KWON, Chang Yong JUNG, Choong Youl IM
  • Publication number: 20190103443
    Abstract: There are provided an input sensor having improved input sensing sensitivity, a method for manufacturing the input sensor, and a display device having the input sensor.
    Type: Application
    Filed: September 28, 2018
    Publication date: April 4, 2019
    Inventors: Jae Neung KIM, Do Hyun KWON, Choong Youl IM, Chang Yong JUNG
  • Patent number: 10249692
    Abstract: A display device including a base substrate, a display element disposed on the base substrate, a thin film encapsulation layer covering the display element, a first organic layer disposed on the thin film encapsulation layer, an inorganic layer disposed on the first organic layer, touch electrodes disposed on the inorganic layer, and a second organic layer disposed on the inorganic layer, the second organic layer covering the touch electrodes.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: April 2, 2019
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Min Jung Lee, Do Hyun Kwon, Mi Jang
  • Patent number: 10236334
    Abstract: An OLED display includes a substrate including a display area and a non-display area disposed adjacent to the display area, a pixel circuit portion disposed in the display area, and an organic light emitting diode including a first electrode connected to the pixel circuit portion and a second electrode that faces the first electrode. The OLED display further includes a common voltage portion disposed in the non-display area, connected to the second electrode, and disposed on a layer that is different from the second electrode. The OLED display further includes an encapsulation portion disposed in the display area and the non-display area and covering the organic light emitting diode, and a touch sensor disposed on the encapsulation portion. The touch sensor includes a touch portion disposed in the display area, and a connection wire disposed in the non-display area and connected to the touch portion.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: March 19, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min Jung Lee, Do Hyun Kwon, Mi Jang
  • Patent number: 10202609
    Abstract: Disclosed are a recombinant microorganism having enhanced L-amino acid producibility, wherein the recombinant microorganism is transformed to have an inactivated phage receptor thereof, and a method of producing an L-amino acid using the recombinant microorganism. The use of the recombinant microorganism may enable the production of the L-amino acid in a highly efficient manner.
    Type: Grant
    Filed: March 17, 2015
    Date of Patent: February 12, 2019
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Ji Sun Lee, Chang Il Seo, Ki Yong Cheong, Eun Sung Koh, Do Hyun Kwon, Kwang Ho Lee
  • Patent number: 9941342
    Abstract: An organic light emitting diode display includes: a substrate; a substrate insulating layer on the substrate; a capacitor on the substrate insulating layer; a driving thin film transistor including a driving gate electrode connected to the capacitor; and an organic light emitting element connected to the driving thin film transistor, where the capacitor includes: a first capacitor electrode on the substrate insulating layer; a second capacitor electrode on the first capacitor electrode; a capacitor insulating layer between the first capacitor electrode and the second capacitor electrode and contacting the first capacitor electrode and the second capacitor electrode, the capacitor insulating layer having a higher dielectric constant than the substrate insulating layer; and an auxiliary electrode contacting at least one of the first capacitor electrode or the second capacitor electrode.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: April 10, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Choong-Youl Im, Il-Jeong Lee, Do-Hyun Kwon, Ju-Won Yoon, Moo-Soon Ko, Min-Woo Woo
  • Publication number: 20180069191
    Abstract: An OLED display includes a substrate including a display area and a non-display area disposed adjacent to the display area, a pixel circuit portion disposed in the display area, and an organic light emitting diode including a first electrode connected to the pixel circuit portion and a second electrode that faces the first electrode. The OLED display further includes a common voltage portion disposed in the non-display area, connected to the second electrode, and disposed on a layer that is different from the second electrode. The OLED display further includes an encapsulation portion disposed in the display area and the non-display area and covering the organic light emitting diode, and a touch sensor disposed on the encapsulation portion. The touch sensor includes a touch portion disposed in the display area, and a connection wire disposed in the non-display area and connected to the touch portion.
    Type: Application
    Filed: September 7, 2017
    Publication date: March 8, 2018
    Inventors: MIN JUNG LEE, DO HYUN KWON, Ml JANG
  • Publication number: 20180026079
    Abstract: A display device including a base substrate, a display element disposed on the base substrate, a thin film encapsulation layer covering the display element, a first organic layer disposed on the thin film encapsulation layer, an inorganic layer disposed on the first organic layer, touch electrodes disposed on the inorganic layer, and a second organic layer disposed on the inorganic layer, the second organic layer covering the touch electrodes.
    Type: Application
    Filed: June 13, 2017
    Publication date: January 25, 2018
    Inventors: Min Jung LEE, Do Hyun Kwon, Mi Jang