Patents by Inventor Chan Oh

Chan Oh 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: 10747068
    Abstract: A display device includes a first base substrate including a display area and a peripheral area around the display area; a voltage line disposed on the peripheral area of the first base substrate; a protrusion disposed on the voltage line and including a first pattern containing a first color material and a second pattern containing a second color material different from the first color material; a connection electrode disposed on the protrusion and connected with the voltage line; and a light-blocking pattern disposed on the connection electrode and provided with an opening for partially exposing the connection electrode, wherein the protrusion includes a multilayer portion where the first pattern and the second pattern overlap each other and a single-layer portion where the first pattern and the second pattern do not overlap each other, and a lateral surface of the light-blocking pattern, defining the opening, overlaps the single-layer portion.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: August 18, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Kyu Joo, Keun Chan Oh, Jun Woo Lee, Yun Ho Lee
  • Publication number: 20200258945
    Abstract: A color conversion substrate includes a base on which first to third light outputting regions and a light shielding region surrounding the first to third light outputting regions are defined; first to third color filters on the base in the first to third light outputting regions, respectively; a first light shielding member on the first color filter in the light shielding region; a light transmission pattern on the first color filter; a first wavelength conversion pattern on the second color filter and which converts light of a first color into light of a second color; and a second wavelength conversion pattern on the third color filter and which converts the light of the first color into light of a third color. A first opening located in the light shielding region is defined in at least one of the light transmission pattern and the first and second wavelength conversion patterns.
    Type: Application
    Filed: October 3, 2019
    Publication date: August 13, 2020
    Inventors: Sun Kyu JOO, Byung Chul KIM, In Ok KIM, Jae Min SEONG, In Seok SONG, Keun Chan OH, Gak Seok LEE, Ji Eun JANG, Chang Soon JANG
  • Publication number: 20200258944
    Abstract: A display device is provided. A display device includes a plurality of pixels arranged in a row axis and in a column axis that intersects the row axis, a first substrate on which a light-emitting element disposed in each of the pixels is disposed, a second substrate which faces the first substrate, and a first wavelength conversion pattern disposed on the second substrate in a first pixel column and which converts wavelength of light emitted from the light-emitting element. The first wavelength conversion pattern includes a first main pattern part arranged in a stripe fashion along the column axis and a protruding pattern part projected from the first main pattern part toward at least one of first and second directions of the row axis.
    Type: Application
    Filed: July 11, 2019
    Publication date: August 13, 2020
    Inventors: Sun Kyu JOO, Keun Chan OH, Byung Chul KIM, In Ok KIM, In Seok SONG, Gak Seok LEE, Chang Soon JANG
  • Patent number: 10725340
    Abstract: A quantum dot, a color conversion panel, and a display device, the quantum dot including a core; and a shell layer positioned outside of the core, wherein at least one of the core and the shell layer is doped with aluminum, silicon, titanium, magnesium, or zinc, and the core includes a Group III-V compound.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: July 28, 2020
    Assignees: Samsung Display Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Kyoung Won Park, Baek Hee Lee, Min Ki Nam, Hyeok Jin Lee, Keun Chan Oh, Jae Jin Lyu, Baek Kyun Jeon, Sungjun Koh, Doh Chang Lee
  • Patent number: 10723949
    Abstract: Disclosed is a liquid crystal composition including at least one compound selected from the group consisting of a liquid crystal compound expressed by Formula 1-1 and a liquid crystal compound expressed by Formula 1-2; at least one compound selected from the group consisting of a self-alignment compound expressed by Formula 2-1 and a self-alignment compound expressed by Formula 2-2; and at least one compound selected from the group consisting of a reactive mesogen expressed by Formula 3-1, a reactive mesogen expressed by Formula 3-2, a reactive mesogen expressed by Formula 3-3, a reactive mesogen expressed by Formula 3-4, and a reactive mesogen expressed by Formula 3-5. The liquid crystal composition also has negative dielectric anisotropy.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: July 28, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Young Kwon, Min-Hee Kim, Ji Eun Jang, Il Joon Kang, Jong Ho Son, Keun Chan Oh, Chang-Hun Lee
  • Publication number: 20200235114
    Abstract: A semiconductor device and a manufacturing method of the semiconductor device are provided. The semiconductor device includes a gate stack comprising interlayer insulating layers and conductive patterns alternately stacked on each other, a channel hole passing through the gate stack, a memory layer formed on a sidewall of the channel hole, a channel layer formed on the memory layer, a core insulating layer filling a central region of the channel hole, and a capping layer formed on the core insulating layer and surrounded by an upper end of the channel layer. The capping layer has a conductive dopant and a growth inhibition impurity.
    Type: Application
    Filed: October 9, 2019
    Publication date: July 23, 2020
    Inventor: Young Chan OH
  • Patent number: 10702575
    Abstract: Provided are a pharmaceutical composition for preventing or treating Mycobacterium sp. infection or a related symptom thereof, wherein the pharmaceutical composition includes a compound including a peptide represented by Formula 1, or an isomer, a derivative, a solvate, or a pharmaceutically acceptable salt thereof; and a method using the same. The pharmaceutical composition has anti-Mycobacterium tuberculosis activity against Mycobacteria, e.g., Mycobacterium tuberculosis, and palliates inflammatory response caused by Mycobacterium tuberculosis. Thus, the pharmaceutical composition may be used in preventing or treating Mycobacterium sp. infection or a related symptom thereof.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: July 7, 2020
    Assignee: Seoul National University R&DB Foundation
    Inventors: Dong Chan Oh, Yern Hyerk Shin, Eun Kyeong Jo, Hye Mi Lee, Tae Sung Kim, Won Kim
  • Publication number: 20200190140
    Abstract: Provided are a novel peptide compound, a method of producing the same, and use of the peptide compound. Since the peptide compound has anticancer activity, the peptide compound may be used for the prevention or treatment of cancer.
    Type: Application
    Filed: February 28, 2020
    Publication date: June 18, 2020
    Inventors: Jong Heon Shin, Ki Bong Oh, Dong Chan Oh, Sang Kook Lee, Lijuan Liao, Min Jung You
  • Patent number: 10678091
    Abstract: Provided are a wavelength conversion layer and a display device. A color conversion element comprises: a wavelength conversion layer; one or more low refractive layers which are disposed on and/or under the wavelength conversion layer and have a lower refractive index than the wavelength conversion layer; and one or more capping layers which are disposed between the wavelength conversion layer and the low refractive layers and/or on a surface opposite to a surface of each of the low refractive layers which faces the wavelength conversion layer.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: June 9, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Taek Joon Lee, Young Gu Kim, Keun Chan Oh, Sun Young Chang, Hye Lim Jang, Baek Kyun Jeon, Jin Soo Jung, Kyung Seon Tak, Jae Jin Lyu, Moon Jung Baek
  • Patent number: 10647918
    Abstract: A liquid crystal composition includes: at least one liquid crystal compound selected from the group consisting of Chemical Formulas 1-1 to 1-8; at least one self-aligned compound selected from the group consisting of Chemical Formulas 2-1 and 2-2; and at least one reactive mesogen selected from the group consisting of Chemical Formulas 3-1 to 3-5. Compositions and devices constructed therewith are capable of ameliorating liquid crystal drip spots that typically occur in a manufacturing process. In addition, the display devices using the composition do not require an additional alignment layer, which simplifies manufacturing.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: May 12, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Eun Jang, Sun Young Kwon, Min-Hee Kim, Jong Ho Son, Keun Chan Oh, Chang-Hun Lee
  • Publication number: 20200140028
    Abstract: An autonomous vehicle guidance system enables a partially assembled battery-electric vehicle (BEV) to be guided through an assembly process with the temporary addition of a sensor skid. The partially assembled BEV includes a vehicle body, a vehicle controller coupled to the vehicle body, a battery electrically coupled to the vehicle controller, a sensor skid configured to be coupled under the vehicle body of the BEV. The sensor skid is configured to guide the BEV through an assembly process. The sensor skid includes a skid body configured to be coupled under the vehicle body of the BEV and a plurality of sensors coupled to the skid body. The sensor skid includes a skid controller in communication with the sensors and the vehicle controller. The skid controller is coupled to the sensor skid.
    Type: Application
    Filed: November 2, 2018
    Publication date: May 7, 2020
    Applicant: GM Global Technology Operations LLC
    Inventors: James W. Wells, Neil D. McKay, Seog-Chan Oh
  • Patent number: 10640708
    Abstract: A liquid crystal composition, comprising, at least one compound represented by Formula 1-A: wherein, in the Formula 1-A, R—*, R1—*, Q-*, *—Z1-*, *—Z2-*, n1, n2, n3, n4, L1-*, L2-*, L3-*, L4-*, L5-*, L6-*, L7-*, and L8-* are the same as defined in the specification, and * is defined as a bonding site to a neighboring atom.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: May 5, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji Hong Bae, Keun Chan Oh, Seul Gee Lee
  • Patent number: 10633561
    Abstract: The present specification provides an adhesive composition for optical use, including a polybutadiene rubber having a reactive group including one or more selected from the group consisting of a hydroxy group and a (meth)acrylate group, the reactive group bonded to a main chain thereof, and an adhesive film for optical film, including an adhesive layer including a photocured product of the adhesive composition for optical use.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: April 28, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Kwang Su Seo, Joo Hyun Lee, Chan Oh Yoon, Jang Soon Kim
  • Patent number: 10618934
    Abstract: Provided are a novel peptide compound, a method of producing the same, and use of the peptide compound. Since the peptide compound has anticancer activity, the peptide compound may be used for the prevention or treatment of cancer.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: April 14, 2020
    Assignee: iNtRON Biotechnology, Inc.
    Inventors: Jong Heon Shin, Ki Bong Oh, Dong Chan Oh, Sang Kook Lee, Lijuan Liao, Min Jung You
  • Publication number: 20200074647
    Abstract: Smart glasses for selectively tracking a target of visual cognition according to the present invention include a first camera configured to capture a first input image that is a first-person view image of a user, a second camera configured to capture a second input image containing sight line information of the user, a display configured to output additional information corresponding to the first input image, a memory configured to store a program for selectively tracking a target of visual cognition on the basis of the first and second input images, and a processor configured to execute the program stored in the memory, wherein upon executing the program, the processor is configured to detect the target of visual cognition from the first input image and determine, from the second input image, whether the user is in an inattentive state with respect to the target of visual cognition.
    Type: Application
    Filed: August 15, 2019
    Publication date: March 5, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jin Young MOON, Yong Jin KWON, HYUNG IL KIM, Ki Min YUN, Jong Youl PARK, Sung Chan OH, Jeun Woo LEE
  • Patent number: 10535315
    Abstract: A display device including a liquid crystal panel assembly including a plurality of pixels, a data driver applying a data voltage to a plurality of data lines which is connected to the plurality of pixels, and a common voltage generator providing a common voltage to the liquid crystal panel assembly, in which the common voltage is an optimal common voltage for a maximum grayscale at which a flicker is minimized while a data voltage with a maximum grayscale is applied to the plurality of pixels.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: January 14, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joon-Hyung Park, Sun Young Kwon, Min-Hee Kim, Ji Hong Bae, Jong Ho Son, Keun Chan Oh, Kyung Hee Lee, Kang Seob Jeong, Kyung Seon Tak
  • Patent number: 10509283
    Abstract: Provided is a display device. The display device includes a first substrate and a second substrate including a display area and a non-display area surrounding the display area. The first substrate and the second substrate face and are attached to each other. A first polarizer is disposed on the display area of the first substrate. A second polarizer is entirely disposed on the display area and the non-display area of the second substrate and has a non-overlapping region which does not overlap the first polarizer in the non-display area. A light leakage prevention pattern is disposed between the first substrate and the second substrate in the non-overlapping region of the first polarizer and the second polarizer and includes a color filter pattern and a light blocking pattern which overlap each other.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: December 17, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Woo Lee, Keun Chan Oh, Woo Suk Jung, Yi Seop Shim, Sun Kyu Joo
  • Patent number: 10502990
    Abstract: A liquid crystal display (LCD) includes: a first pixel configured to emit first light having a first wavelength; a second pixel configured to emit second light having a second wavelength longer than the first wavelength; a third pixel configured to emit third light having a third wavelength longer than the second wavelength; and a liquid crystal (LC) panel in which driving voltages for maximum transmittances for the first light, the second light, and the third light are different from each other. The LCD is configured to apply different voltages to pixel electrodes of the first pixel, the second pixel, and the third pixel, respectively, such that the first light, the second light, and the third light respectively emitted by the first pixel, the second pixel, and the third pixel are transmitted at the respective maximum transmittances.
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: December 10, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Ho Son, Keun Chan Oh, Min-Hee Kim, Kyung Seon Tak, Joon-Hyung Park, Kang Seob Jeong
  • Publication number: 20190348484
    Abstract: A display device includes a substrate, a thin film transistor provided on the substrate, a first electrode connected to the thin film transistor, a second electrode overlapping the first electrode, and a partition wall and a light-emitting device layer provided between the first electrode and the second electrode. The partition wall may include a main chain and a side chain connected to the main chain, and a carbon number of the side chain may be equal to or greater than 14.
    Type: Application
    Filed: May 13, 2019
    Publication date: November 14, 2019
    Inventors: Suk Hoon KANG, Hoi-Lim KIM, Min-Jae KIM, Beom-Soo SHIN, Keun Chan OH, Hong Yeon LEE
  • Patent number: 10473982
    Abstract: A liquid crystal display including a first substrate, a second substrate disposed opposite the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. The liquid crystal layer includes a liquid crystal composition. The liquid crystal composition includes at least one of liquid crystal compounds including a cyclopentadienyl group.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: November 12, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sun Young Kwon, Tae Hoon Kim, Ji Hong Bae, Jong Ho Son, Keun Chan Oh, Gak Seok Lee, Chang Hun Lee, Ji Eun Jang