Patents by Inventor Min Cho

Min Cho 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: 12289940
    Abstract: A display device includes a pixel disposed in a display area; a first line electrically connected to the pixel; and a first control line disposed around the first line. The pixel includes a first electrode and a second electrode spaced apart from each other; at least one intermediate electrode including a first intermediate electrode disposed between the first electrode and the second electrode; light emitting elements electrically connected between a pair of adjacent electrodes among the first electrode, the second electrode, and the at least one intermediate electrode; and a first switching element electrically connected between the first intermediate electrode and the first line, the first switching element being controlled by a signal applied to the first control line.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: April 29, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sin Chul Kang, Su Mi Moon, Jae Woong Kang, Won Sik Oh, Hyun Min Cho
  • Patent number: 12289975
    Abstract: A display device may include a first sub-pixel including a first light emitting element disposed in a first sub-pixel area of a substrate, a second sub-pixel including a second light emitting element disposed in a second sub-pixel area located in a first direction with respect to the first sub-pixel area of the substrate, a bank layer disposed between the first and second sub-pixels, a first color filter pattern disposed on the first sub-pixel and the bank layer, and a second color filter pattern disposed on the second sub-pixel and the bank layer. The first light emitting element may emit light having a first color. The second light emitting element may emit light having a second color. The first color filter pattern and the second color filter pattern may at least partially overlap each other on the bank layer.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: April 29, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Jin Kong, Hyun Min Cho, Dae Hyun Kim, Su Mi Moon, Xinxing Li, Hee Keun Lee
  • Patent number: 12288507
    Abstract: A light emitting display device includes a display panel including a first pixel group including a plurality of pixels in 2N rows. The light emitting display device further includes a second pixel group disposed subsequent to the first pixel group and including a plurality of pixels in 2N rows. The light emitting display device further includes an emission signal unit including a first emission stage for applying the same first emission signal to the first pixel group and a second emission stage for applying the same second emission signal to the second pixel group. In a first frame, a falling time of the first emission signal and a rising time of the second emission signal are different from each other.
    Type: Grant
    Filed: December 22, 2023
    Date of Patent: April 29, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: Jeong Ki Kim, Joon Young Park, Jae Woo Park, Sung Min Cho, Hyeong Kyu Kim
  • Patent number: 12288833
    Abstract: A display device includes a substrate including a display area and a non-display area; and at least one pixel provided in the display area, and including a pixel circuit layer. The display element layer includes at least one transistor, and a display element layer including at least one light emitting element emitting light, and a first electrode and a second electrode spaced apart from each other, disposed on the substrate, and each extending in a first direction, and the at least one light emitting element is electrically connected to each of the first and the second electrodes. The first electrode has at least two widths in an extension direction of the first electrode. The second electrode has at least two widths in an extension direction of the second electrode.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: April 29, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Eun A Yang, Jong Hyuk Kang, Hyun Deok Im, Hyun Min Cho
  • Publication number: 20250133922
    Abstract: A display device and method for manufacturing the display device includes, a substrate, a light emitting element layer disposed on the substrate and including at least one light emitting element, and a light control layer disposed on the light emitting element layer, wherein the light control layer includes, a plurality of light blocking films disposed to be spaced apart from each other, at least one bridge connecting at least two of the plurality of light blocking films, and a light transmitting film disposed between the plurality of light blocking films and the bridge.
    Type: Application
    Filed: July 10, 2024
    Publication date: April 24, 2025
    Inventors: Kyong Chol LEE, Yun Jong YEO, Da Woon JUNG, Jae Woo JEONG, Hyun Min CHO
  • Publication number: 20250130456
    Abstract: A wide viewing angle liquid crystal display includes color filters having a quantum dot and scattering particles and liquid crystal layer disposed in a microcavity. a distance between the color filter and the liquid crystal layer being sized to minimize display deterioration due to parallax.
    Type: Application
    Filed: December 19, 2024
    Publication date: April 24, 2025
    Inventors: JAE BYUNG PARK, SUNG SIK YUN, JONG HYUK KANG, HAE IL PARK, HYUN MIN CHO
  • Patent number: 12283604
    Abstract: A light-emitting device includes: a substrate; a unit light-emitting area disposed on the substrate; first and second electrodes disposed in the unit light-emitting area to be separated from each other; a plurality of rod-shaped LEDs disposed between the first and second electrodes; a reflective contact electrode disposed on opposite ends of the rod-shaped LEDs to electrically connect the rod-shaped LEDs to the first and second electrodes; and a light-transmitting structure disposed between the first and second electrodes and extending to cross the rod-shaped LEDs.
    Type: Grant
    Filed: March 20, 2023
    Date of Patent: April 22, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jong Hyuk Kang, Hyun Min Cho, Dae Hyun Kim, Joo Yeol Lee, Hyun Deok Im
  • Patent number: 12284879
    Abstract: A display device includes a first base, a pixel electrode on the first base, a pixel defining layer having an opening that at least partially exposes the pixel electrode, a light emitting layer on the pixel electrode, an auxiliary electrode on the same layer as the pixel electrode, a partition wall on the auxiliary electrode that at least partially exposes a side surface of the auxiliary electrode, an organic layer on the partition wall, and a common electrode continuously arranged on the light emitting layer and the organic layer, wherein a side surface of the partition wall has a reverse-tapered shape, and the common electrode contacts the side surface of the auxiliary electrode.
    Type: Grant
    Filed: November 11, 2022
    Date of Patent: April 22, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Min Cho, Tae Wook Kang, Tae Sung Kim, Dae Won Choi, Sang Gab Kim
  • Publication number: 20250125394
    Abstract: Disclosed is a high-temperature polymer electrolyte membrane fuel cell, in which electrodes of the fuel cell include a polymer containing a phosphoric acid group and a binaphthyl group, thereby preventing phosphoric acid poisoning of a catalyst due to strong interaction with phosphoric acid and porosity and increasing electrochemical performance.
    Type: Application
    Filed: June 4, 2024
    Publication date: April 17, 2025
    Inventors: Won Jae Choi, Songi Oh, Da Hee Kwak, Hyoun Myung Park, Sung Hee Shin, Jee Youn Hwang, Ah Hyeon Park, Kyung Su Kim, Ji Yun Kim, Seong Min Cho, Changsik Song
  • Publication number: 20250127043
    Abstract: A novel compound of Chemical Formula 1: wherein in the Chemical Formula 1: n is an integer of 1 to 6; X is O or S; L1 and L2 are each independently a single bond, substituted or unsubstituted C6-60 arylene, or substituted or unsubstituted C2-60 heteroarylene containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; Ar1 is cyano, substituted or unsubstituted C6-60 aryl, or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and Ar2 and Ar3 are each independently substituted or unsubstituted C6-60 aryl or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and an organic light emitting device including the same.
    Type: Application
    Filed: December 7, 2022
    Publication date: April 17, 2025
    Inventors: Hoon Jun KIM, Dong Hoon LEE, Miyeon HAN, Min Woo Jung, Seulchan PARK, Hye Min CHO, Hojung LEE
  • Publication number: 20250118815
    Abstract: The present disclosure relates to a battery cell formation device, and more particularly, to a serial battery cell formation device that reduces the length and number of power cables in a device that performs charging and discharging by connecting a plurality of battery cells in series, thereby minimizing power cable loss and reducing cost.
    Type: Application
    Filed: December 17, 2024
    Publication date: April 10, 2025
    Applicant: GREEN POWER CO., LTD.
    Inventors: Jung Goo CHO, Kyu Min CHO, Jin Sik PARK
  • Publication number: 20250118819
    Abstract: The present disclosure relates to a serial connection structure of a battery cell, and more particularly, to a serial connection structure of a battery cell applied to a device that serially connects a plurality of pouch-type battery cells to perform charging and discharging, thereby dramatically shortening a cable length by simplifying a cable structure for serially connecting each battery cell and minimizing loss and cost caused by the cable.
    Type: Application
    Filed: December 17, 2024
    Publication date: April 10, 2025
    Applicant: GREEN POWER CO., LTD.
    Inventors: Jung Goo CHO, Kyu Min CHO
  • Publication number: 20250115223
    Abstract: In a vehicular brake-by-wire system, when a motor needs to generate brake hydraulic pressure, but fails to drive due to a trouble with the motor, a failure in the controller, or the like, a driver operates a pneumatic cylinder by operating pneumatic valve switch, and a master cylinder operates by the operation of the pneumatic cylinder, thereby possibly generating brake hydraulic pressure for vehicular braking.
    Type: Application
    Filed: March 19, 2024
    Publication date: April 10, 2025
    Inventors: Hyeong Seop PARK, Chang Seop AN, Jong Woo CHA, Jung Min CHO, Jae Geun BANG, Seong Kweon JOO
  • Patent number: 12272770
    Abstract: A display device may include pixels disposed on a substrate. Each of the pixels may include a first electrode, a second electrode spaced apart from the first electrode and enclosing a perimeter of the first electrode, light emitting elements disposed between the first electrode and the second electrode, and each including a first end and a second end, a third electrode overlapping the first electrode and the first end of each of the light emitting elements in a plan view, and electrically contacting the first electrode and the first end of each of the light emitting elements, and a fourth electrode overlapping the second electrode and the second end of each of the light emitting elements in a plan view, and electrically contacting the second electrode and the second end of each of the light emitting elements. The light emitting elements may be radially disposed around the first electrode.
    Type: Grant
    Filed: November 27, 2020
    Date of Patent: April 8, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Eun A Yang, Han Su Kim, Jong Hyuk Kang, Hyun Min Cho
  • Patent number: 12268001
    Abstract: A nonvolatile memory device with improved reliability is provided. The nonvolatile memory device comprises a substrate, a mold structure including a plurality of word lines stacked on the substrate, a first word line cut region configured to cut the mold structure, a first channel structure spaced apart from the first word line cut region by a first distance, and disposed in the mold structure and the substrate, and a second channel structure spaced apart from the first word line cut region by a second distance, and disposed in the mold structure and the substrate, wherein the second distance is greater than the first distance, a first width of the first channel structure is different from a second width of the second channel structure, and a first length of the first channel structure is different from a second length of the second channel structure.
    Type: Grant
    Filed: May 4, 2022
    Date of Patent: April 1, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung-Hwan Lee, Hyun Min Cho
  • Patent number: 12265010
    Abstract: A particle measuring device includes a probe including a nozzle spraying a gas on a surface of an object and an inlet inhaling the gas and particles scattered from the surface by the gas; a main pipe including an inflow hole through which the gas flows and a discharge hole through which the gas is discharged; a first manifold provided to connect the main pipe to the nozzle, and supplying the gas to the nozzle; a second manifold provided to connect the main pipe to the inlet between a connecting portion of the first manifold and the discharge hole, and supplying the particles and the gas to the main pipe; a third manifold branched from the second manifold and supplying the particles and the gas; and a particle counter connected to the third manifold, and counting the particles included in the gas supplied through the third manifold.
    Type: Grant
    Filed: November 14, 2022
    Date of Patent: April 1, 2025
    Assignee: KOMICO LTD.
    Inventors: Si Young Park, Seong Min Cho, Su Kyung Son
  • Publication number: 20250107294
    Abstract: A display device includes a first electrode and a second electrode that are spaced apart from and facing each other; a light-blocking layer disposed above the first electrode and the second electrode; and at least one light-emitting element disposed between the first electrode and the second electrode. The light-blocking layer includes a light-blocking portion absorbing light and an opening pattern. The light-blocking portion includes an area partially overlapping the first electrode and the second electrode. The at least one opening pattern exposes portions of the first and second electrodes facing each other and at least a portion of an area between the first and second electrodes facing each other. The at least one light-emitting element overlaps the at least one opening pattern.
    Type: Application
    Filed: February 23, 2024
    Publication date: March 27, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: Jin Oh KWAG, Dae Hyun KIM, Keun Kyu SONG, Sung Chan JO, Hyun Min CHO
  • Patent number: 12262626
    Abstract: Disclosed is a liquid composition for an encapsulant of an organic light-emitting device. The liquid composition is free of a physical and chemical hygroscopic agent (getter) but includes a binder material having high hygroscopicity including an aliphatic 4-functionalized epoxy-based compound. Thus, the liquid composition for the encapsulant may be rapidly cured at low temperature and may secure excellent storage stability under a high temperature environment.
    Type: Grant
    Filed: August 5, 2022
    Date of Patent: March 25, 2025
    Assignee: INNOX ADVANCED MATERIALS CO., LTD.
    Inventors: Young Min Cho, Jong Geol Lee, Myung Sup Jung
  • Patent number: 12260915
    Abstract: A non-volatile memory device includes a first fuse cell array and a second fuse cell array, spaced from each other; a first ground ring region and a second ground ring region disposed to surround the first fuse cell array and the second fuse cell array, respectively; a third ground ring region configured to connect the first ground ring region and the second ground ring region; a power ring region disposed to surround the first ground ring region and the second ground ring region; and an address decoder, disposed between the first fuse cell array and the second fuse cell array, configured to supply a word line signal to each of the first fuse cell array and the second fuse cell array. The ground ring regions supply a ground voltage to each of the first fuse cell array and the second fuse cell array.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: March 25, 2025
    Assignee: SK keyfoundry Inc.
    Inventors: Seong Jun Park, Jong Min Cho, Sung Bum Park, Kee Sik Ahn
  • Patent number: 12262601
    Abstract: A light emitting display device includes a substrate including a display area and a non-display area adjacent to the display area; a lower pad electrode on the substrate in the non-display area; a planarization layer overlapping the lower electrode; an upper pad electrode on the lower pad electrode and overlapping at least a portion of the lower planarization layer. The planarization layer includes an opening exposing an upper surface of the lower pad electrode, the lower pad electrode and the upper pad electrode are electrically connected to each other through the opening, the lower planarization layer includes an exposed portion exposing an upper surface of the lower planarization layer, and an overlapping portion overlapping at least a portion of the upper pad electrode, and a height of the upper surface of the exposed portion is lower than a height of an upper surface of the overlapping portion.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: March 25, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chi Wook An, Seong Min Cho, Mi-Ran Ji, Chan Young Kim, Yeong Ho Lee