Patents by Inventor Eun Hyung LEE

Eun Hyung LEE 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: 11982291
    Abstract: A blower unit for a vehicle and an air conditioning device including the same, the blower unit including: a scroll casing having an inlet port; a fan rotatably disposed in the scroll casing; a motor having a shaft coupled to the fan; and a bell mouth disposed in the inlet port, in which an inner end of the scroll casing, which defines the inlet port, is disposed to be spaced apart from the fan in a radial direction to define a separation space, and the bell mouth prevents air, which flows by a rotation of the fan, from flowing reversely through the separation space. The blower unit and the air conditioning device including the same prevent air from flowing reversely to the outside of the scroll casing by means of the arrangement of the bell mouth and the scroll casing and the structural shape of the bell mouth.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: May 14, 2024
    Assignee: Hanon Systems
    Inventors: Dae Keun Park, Dong Gyun Kim, Si Hyung Kim, Eun Suk Bae, Jun Ho Seo, Nam Jun Lee, Ho Lee, Seung Woo Jo
  • Patent number: 11981852
    Abstract: A quantum dot including: a core including a first semiconductor nanocrystal material including zinc, tellurium, and selenium; and a semiconductor nanocrystal shell disposed on the core, the semiconductor nanocrystal shell including zinc, selenium, and sulfur, wherein the quantum dot does not include cadmium, and in the quantum dot, a mole ratio of the sulfur with respect to the selenium is less than or equal to about 2.4:1. A production method of the quantum dot and an electronic device including the same are also disclosed.
    Type: Grant
    Filed: February 24, 2023
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yuho Won, Sung Woo Kim, Jin A Kim, Jeong Hee Lee, Tae Hyung Kim, Eun Joo Jang
  • Patent number: 11982018
    Abstract: A semiconductor nanocrystal particle, a production method thereof, and a light emitting device including the same. The semiconductor nanocrystal particle includes a core including a first semiconductor nanocrystal, a first shell surrounding the core, the first shell including a second semiconductor nanocrystal including a different composition from the first semiconductor nanocrystal, a second shell surrounding the first shell, the second shell including a third semiconductor nanocrystal including a different composition from the second semiconductor nanocrystal, wherein the first semiconductor nanocrystal includes zinc and sulfur; wherein the third semiconductor nanocrystal includes zinc and sulfur; wherein an energy bandgap of the second semiconductor nanocrystal is less than an energy bandgap of the first semiconductor nanocrystal and less than an energy bandgap of the third semiconductor nanocrystal; and wherein the semiconductor nanocrystal particle does not include cadmium.
    Type: Grant
    Filed: November 4, 2022
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin A Kim, Yuho Won, Sung Woo Kim, Tae Hyung Kim, Jeong Hee Lee, Eun Joo Jang
  • Patent number: 11981851
    Abstract: A quantum dot including a core comprising a first semiconductor nanocrystal including a zinc chalcogenide and a semiconductor nanocrystal shell disposed on the surface of the core and comprising zinc, selenium, and sulfur. The quantum dot does not comprise cadmium, emits blue light, and may exhibit a digital diffraction pattern obtained by a Fast Fourier Transform of a transmission electron microscopic image including a (100) facet of a zinc blende structure. In an X-ray diffraction spectrum of the quantum dot, a ratio of a defect peak area with respect to a peak area of a zinc blende crystal structure is less than about 0.8:1. A method of producing the quantum dot, and an electroluminescent device including the quantum dot are also disclosed.
    Type: Grant
    Filed: November 11, 2022
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Woo Kim, Jin A Kim, Tae Hyung Kim, Kun Su Park, Yuho Won, Jeong Hee Lee, Eun Joo Jang, Hyo Sook Jang, Yong Seok Han, Heejae Chung
  • Patent number: 11961679
    Abstract: A multilayer capacitor includes a body including a plurality of dielectric layers and a plurality of internal electrodes stacked in a first direction, and external electrodes, wherein the body includes an active portion, a side margin portion covering at least one of a first surface and a second surface of the active portion opposing each other in a second direction, and a cover portion covering the active portion in the first direction, respective dielectric layers among the plurality of dielectric layers include a barium titanate-based composition, the dielectric layer of the side margin portion includes Sn, and a content of Sn in the dielectric layer of the side margin portion is different from that of Sn in the dielectric layer of the active portion, and the dielectric layer of the side margin portion includes at least some grains having a core-shell structure.
    Type: Grant
    Filed: November 2, 2021
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Woo Kim, Eun Jung Lee, Jong Suk Jeong, Chun Hee Seo, Jong Hoon Yoo, Tae Hyung Kim, Ho Sam Choi, Sim Chung Kang
  • Patent number: 11963439
    Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure, it is possible to produce an organic electroluminescent device having improved driving voltage, power efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: April 16, 2024
    Assignee: Rohm and Haas Electronic Materials Korea Ltd.
    Inventors: Eun-Joung Choi, Young-Kwang Kim, Su-Hyun Lee, So-Young Jung, YeJin Jeon, Hong-Se Oh, Dong-Hyung Lee, Jin-Man Kim, Hyun-Woo Kang, Mi-Ja Lee, Hee-Ryong Kang, Hyo-Nim Shin, Jeong-Hwan Jeon, Sang-Hee Cho
  • Patent number: 11935984
    Abstract: A quantum dot including a core that includes a first semiconductor nanocrystal including zinc and selenium, and optionally sulfur and/or tellurium, and a shell that includes a second semiconductor nanocrystal including zinc, and at least one of sulfur or selenium is disclosed. The quantum dot has an average particle diameter of greater than or equal to about 13 nm, an emission peak wavelength in a range of about 440 nm to about 470 nm, and a full width at half maximum (FWHM) of an emission wavelength of less than about 25 nm. A method for preparing the quantum dot, a quantum dot-polymer composite including the quantum dot, and an electronic device including the quantum dot is also disclosed.
    Type: Grant
    Filed: December 14, 2022
    Date of Patent: March 19, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Seok Han, Sung Woo Kim, Jin A Kim, Tae Hyung Kim, Kun Su Park, Yuho Won, Jeong Hee Lee, Eun Joo Jang, Hyo Sook Jang
  • Patent number: 11919351
    Abstract: A vehicle height control apparatus includes an information acquisition device that acquires pressure data on a pressure inside an air tank storing compressed air and obstacle data on an obstacle in front of a vehicle, and a controller that calculates a target vehicle height based on the obstacle data, calculates a required distance required to reach the target vehicle height based on the pressure of the compressed air inside the air tank, and determines a vehicle height control timing, resolving a problem that the vehicle height is unnecessarily quickly controlled compared to the position of the obstacle, or is controlled after the vehicle passes through the obstacle to reduce the ride comfort.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: March 5, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jae Hyung Park, Woo Sung Lee, Eun Woo Na
  • Publication number: 20240066564
    Abstract: Proposed are a substrate processing apparatus and a substrate processing method capable of efficiently preventing contamination of a substrate and a processing space caused by a reverse flow of purge gas.
    Type: Application
    Filed: March 27, 2023
    Publication date: February 29, 2024
    Applicant: SEMES CO., LTD.
    Inventors: Do Hyung KIM, Dae Hun KIM, Young Jin KIM, Tae Ho KANG, Young Joon HAN, Eun Hyeok CHOI, Jun Gwon LEE
  • Patent number: 11917755
    Abstract: The carrier-foil-attached ultra-thin copper foil according to one embodiment of the present invention comprises a carrier foil, a release layer, a first ultra-thin copper foil, a Cu—Al bonding strength improvement layer, an Al layer, and a second ultra-thin copper foil, wherein the release layer may comprise a first metal (A3) having peeling properties, and a second metal (B3) and third metal (C3) facilitating the plating of the first metal (A3).
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: February 27, 2024
    Assignee: Lotte Energy Materials Corporation
    Inventors: Won Jin Beom, Sun Hyung Lee, Eun Sil Choi, Ki Deok Song, Hyung Cheol Kim
  • Publication number: 20240032335
    Abstract: A display device and a method for manufacturing the display device are provided. The display device comprises a substrate including a first light-emitting portion and a second light-emitting portion spaced apart from each other, a reflective layer spaced apart from each of the first and second light-emitting portions and surrounding the second light-emitting portion, a first light-emitting element including a first light-emitting layer in the first light-emitting portion, and a second light-emitting element including a second light-emitting layer in the second light-emitting portion, wherein the second light-emitting layer emitting light having a wavelength different from light emitted from the first light-emitting layer.
    Type: Application
    Filed: July 21, 2023
    Publication date: January 25, 2024
    Inventors: Eun Hyung LEE, Moon Sung Kil
  • Patent number: 11776965
    Abstract: A light emitting display device includes a substrate including first subpixels, second subpixels and third subpixels; a first anode, having at least one opening, in each of the first subpixels; a second anode in each of the second subpixels, and a third anode in each of the third subpixels; a reflective insulating film at the opening of the first anode to contact the first anode under the first anode; an organic stack on each of the first anode, the second anode and the third anode; and a cathode on the organic stack.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: October 3, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Eun-Hyung Lee, Soo-Won Hwang, In-Seop Jung
  • Publication number: 20230209853
    Abstract: An organic light emitting diode display device includes a substrate having a plurality of subpixels; and an emitting material layer in the plurality of subpixels on the substrate, wherein the emitting material layer in at least one of the plurality of subpixels comprises: a first emitting material layer including a first host and a dopant; a second emitting material layer on the first emitting material layer and including a second host and the dopant; and a third emitting material layer on the second emitting material layer and including one of the dopant and the second host.
    Type: Application
    Filed: August 26, 2022
    Publication date: June 29, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Hyun-Sook JEON, Moon-Sung KIL, Eun-Hyung LEE
  • Patent number: 11594695
    Abstract: Disclosed is an organic light emitting display device using an ultraviolet (UV) blocking film which addresses outgassing from an organic film provided in the display device in environments, such as a UV reliability test or outdoor use for a long time, and addresses degradation of an organic stack in an organic light emitting diode caused by the outgassing.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: February 28, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventor: Eun-Hyung Lee
  • Publication number: 20210380941
    Abstract: This disclosure relates to growth media and environments for in vitro culturing of cells that produce or are capable of producing antibodies. In certain embodiments, the media comprises IL-6, fibronectin, and typically a saccharide. In certain embodiments, the disclosure contemplates cell culture compositions comprising IL-6 and fibronectin that are derived from proteins secreted from mesenchymal stromal/stem cells (MSCs). In certain embodiments, the disclosure contemplates enclosures comprising culture compositions disclosed herein that are in ambient air or optionally in an environment wherein oxygen is absent or at a low concentration.
    Type: Application
    Filed: August 19, 2021
    Publication date: December 9, 2021
    Inventors: Frances Eun-Hyung Lee, Ignacio Sanz, Doan Nguyen
  • Publication number: 20210382066
    Abstract: This disclosure relates to methods of culturing and characterizing antibody secreting cells. In certain embodiments, this disclosure relates to methods of isolating antibody secreting cells, e.g., long lived plasma cells, replicating the isolated cells in growth media disclosed herein, and determining the nucleic acids sequences in the cells that encode the produced antibodies.
    Type: Application
    Filed: August 18, 2021
    Publication date: December 9, 2021
    Inventors: Frances Eun-Hyung Lee, Ignacio Sanz, Doan C. Nguyen
  • Patent number: 11124766
    Abstract: This disclosure relates to growth media and environments for in vitro culturing of cells that produce or are capable of producing antibodies. In certain embodiments, the media comprises IL-6, fibronectin, and typically a saccharide. In certain embodiments, the disclosure contemplates cell culture compositions comprising IL-6 and fibronectin that are derived from proteins secreted from mesenchymal stromal/stem cells (MSCs). In certain embodiments, the disclosure contemplates enclosures comprising culture compositions disclosed herein that are in ambient air or optionally in an environment wherein oxygen is absent or at a low concentration.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: September 21, 2021
    Inventors: Frances Eun-Hyung Lee, Ignacio Sanz, Doan Nguyen
  • Patent number: 11125757
    Abstract: This disclosure relates to methods of culturing and characterizing antibody secreting cells. In certain embodiments, this disclosure relates to methods of isolating antibody secreting cells, e.g., long lived plasma cells, replicating the isolated cells in growth media disclosed herein, and determining the nucleic acids sequences in the cells that encode the produced antibodies.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: September 21, 2021
    Assignee: Emory University
    Inventors: Frances Eun-Hyung Lee, Ignacio Sanz, Doan C. Nguyen
  • Publication number: 20210202536
    Abstract: A light emitting display device includes a substrate including first subpixels, second subpixels and third subpixels; a first anode, having at least one opening, in each of the first subpixels; a second anode in each of the second subpixels, and a third anode in each of the third subpixels; a reflective insulating film at the opening of the first anode to contact the first anode under the first anode; an organic stack on each of the first anode, the second anode and the third anode; and a cathode on the organic stack.
    Type: Application
    Filed: December 22, 2020
    Publication date: July 1, 2021
    Applicant: LG Display Co., Ltd
    Inventors: Eun-Hyung LEE, Soo-Won HWANG, In-Seop JUNG
  • Publication number: 20210072257
    Abstract: Disclosed are methods for diagnosing Lyme disease and distinguishing a new infection from a persistent infection of Borrelia burgdorferi in a subject.
    Type: Application
    Filed: September 9, 2020
    Publication date: March 11, 2021
    Inventors: Frances Eun-Hyung Lee, John L. Daiss, Natalie Haddad