Patents by Inventor Ja Kim

Ja 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).

  • Patent number: 12005152
    Abstract: The present disclosure relates to a microgel composition comprising collagen and hyaluronic acid and a method of preparing the same. The microgel according to an embodiment is composed of natural biocompatible substances and is non-toxic and has high mechanical stability or long persistence, and thus can be effectively used in a microgel composition, a three-dimensional scaffold composition, and a tissue-engineering scaffold.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: June 11, 2024
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sang-Heon Kim, Seung Ja Oh, Ha Eun Chung
  • Publication number: 20240188193
    Abstract: A smart heating controller for a DC powered heating device that can control the temperature accurately and prevent a local overheating by use of a heat sensing wire using a temperature sensitive insulating resin is provided.
    Type: Application
    Filed: January 6, 2022
    Publication date: June 6, 2024
    Inventors: Min ja KIM, Hwa Jin LEE
  • Publication number: 20240174902
    Abstract: An adhesive composition, a method for preparing the same, a reticle assembly including the same, and a method for fabricating the reticle assembly including the same are provided. The adhesive composition includes a polyphenol compound including tannic acid, a polymer including polyvinyl alcohol, and a solvent including water and alcohol.
    Type: Application
    Filed: January 4, 2024
    Publication date: May 30, 2024
    Applicants: Samsung Electronics Co., Ltd., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Mun Ja KIM, Byungchul YOO, Haeshin LEE, Chang Young JEONG, Yunhan LEE
  • Publication number: 20240179976
    Abstract: A display device includes a substrate having a pixel area and a peripheral area, a plurality of pixels disposed on the substrate in the pixel area, a plurality of data lines that supply a plurality of data signals to the pixels, a plurality of scan lines that supply a plurality of scan signals to the pixels, a plurality of power supply lines that supply a first voltage to the pixels, and first through third insulating layers. The first insulating layer is disposed on the substrate, the second insulating layer is disposed on the first insulating layer, and the third insulating layer is disposed on the second insulating layer. The scan lines are disposed below the third insulating layer on the substrate in the pixel area, and are disposed on the third insulating layer in the peripheral area.
    Type: Application
    Filed: February 6, 2024
    Publication date: May 30, 2024
    Inventors: BYUNG SUN KIM, SUN JA KWON, YANG WAN KIM, HYUN AE PARK, SU JIN LEE, JAE YONG LEE
  • Publication number: 20240172500
    Abstract: A display device, includes: a display area including an upper side, a lower side, a left side, a right side, and inclined corner portions where the upper, lower, left, and right sides meet; a demultiplexing circuit unit adjacent to the lower side of the display area and the corner portion connected thereto; and a scan transmission line which extends toward the display area from an outer side of the left side and overlaps with the demultiplexing circuit unit outside the corner portion, wherein the demultiplexing circuit unit includes a demultiplexer transistor, and the scan transmission line is formed of a different conductive layer from an electrode of a demultiplexer transistor.
    Type: Application
    Filed: January 26, 2024
    Publication date: May 23, 2024
    Inventors: Han Sung BAE, Se Ho KIM, Sun Ja KWON, Dong Wook KIM, Jun Yong AN, Sang Moo CHOI, Jun Won CHOI
  • Publication number: 20240164217
    Abstract: The present invention relates to a piezoelectric ceramic stacked structure, and the piezoelectric ceramic stacked structure includes at least one first layer including a KNN-based ceramic; and at least one second layer including a BFO-based ceramic, wherein a ratio of a number (n1) of the first layers stacked to a number (n2) of the second layers stacked in the piezoelectric ceramic stacked structure satisfies Equation (1) below: 0.8×|q|/|p|?n1/n2?1.2×|q|/|p|??(1) (Equation (1) is as defined in the Description).
    Type: Application
    Filed: September 21, 2023
    Publication date: May 16, 2024
    Inventors: Min Ku LEE, Kyu Hyun PARK, Gyoung Ja LEE, Byung Hoon KIM, Jin Ju PARK
  • Publication number: 20240130155
    Abstract: Embodiments provide a display device that includes a substrate, a transistor disposed on the substrate, and a light emitting device that is electrically connected to the transistor. The light emitting device includes a first electrode that is electrically connected to the transistor, a second electrode disposed on the first electrode, a light emitting layer disposed between the first electrode and the second electrode, a hole transport layer disposed between the first electrode and the light emitting layer, and an electron blocking layer disposed between the hole transport layer and the light emitting layer. Mobility of the hole transport layer is equal to or less than about 2.0*10?3 cm2/(Vs), and a real part of impedance of the light emitting device is equal to or less than about 100?, in a frequency range of about 105 Hz to about 106 Hz.
    Type: Application
    Filed: July 19, 2023
    Publication date: April 18, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: HEEJIN KIM, HYERIM KIM, HANBYUL JANG, NAMWOO KIM, Ji Hyun SEO, Ja Hyun IM
  • 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
  • Publication number: 20240114778
    Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.
    Type: Application
    Filed: August 14, 2023
    Publication date: April 4, 2024
    Inventors: So-Young JUNG, Hyo-Nim SHIN, Seung-Hyun YOON, Hyun-Ju KANG, Ye-Jin JEON, Tae-Jun HAN, Mi-Ja LEE, Dong-Gil KIM, Sang-Hee CHO
  • Publication number: 20240107842
    Abstract: A display device includes a substrate including a display area and a peripheral area disposed around the display area. The peripheral area includes a bending region and a contact region adjacent to the bending region. A first connection line includes a first portion disposed in the contact region, and a second portion disposed in both the bending region and the contact region, and including a first layer and a second layer. At least part of the second layer of the second portion overlaps the first layer of the second portion. In the contact region, the first layer of the second portion is electrically connected to the first portion, and the second layer of the second portion is electrically connected to the first layer of the second portion.
    Type: Application
    Filed: December 8, 2023
    Publication date: March 28, 2024
    Inventors: Hyun Ae PARK, Sun-Ja KWON, Byung Sun KIM, Yang Wan KIM, Su Jin LEE, Jae Yong LEE
  • Publication number: 20240107794
    Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device according to the present disclosure includes a deuterated organic electroluminescent material, so it can exhibit a low driving voltage and high luminous efficiency.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 28, 2024
    Inventors: Su-Hyun LEE, Soo-Yong LEE, Chi-Sik KIM, HaeYeon KIM, Yoo-Jin DOH, SeungAe KIM, Mi-Ja LEE
  • Patent number: 11917873
    Abstract: A display device includes a substrate having a pixel area and a peripheral area, a plurality of pixels disposed on the substrate in the pixel area, a plurality of data lines that supply a plurality of data signals to the pixels, a plurality of scan lines that supply a plurality of scan signals to the pixels, a plurality of power supply lines that supply a first voltage to the pixels, and first through third insulating layers. The first insulating layer is disposed on the substrate, the second insulating layer is disposed on the first insulating layer, and the third insulating layer is disposed on the second insulating layer. The scan lines are disposed below the third insulating layer on the substrate in the pixel area, and are disposed on the third insulating layer in the peripheral area.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byung Sun Kim, Sun Ja Kwon, Yang Wan Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee
  • Patent number: 11892767
    Abstract: A stud attachment device for attaching a plurality of studs to a photomask constituting a reticle. The stud attachment device including a body; a plurality of holders extending from the body, the holders allowing the studs to be laid thereon, respectively; and a pressure regulator for independently controlling pressures of the holders when the studs are attached to the photomask.
    Type: Grant
    Filed: March 24, 2021
    Date of Patent: February 6, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byungchul Yoo, Sunghoon Park, Mun Ja Kim
  • Publication number: 20240036460
    Abstract: Provided herein are protective membranes for lithography that include a core layer including carbon, an interface layer on the core layer, and a protective layer on the interface layer. The interface layer includes a reactive group bonded to a carbon atom of the core layer and the reactive group includes oxygen or nitrogen. The protective layer includes an element “M”, and the element “M” is bonded to the oxygen or nitrogen of the reactive group.
    Type: Application
    Filed: March 21, 2023
    Publication date: February 1, 2024
    Applicant: Soulbrain Co., Ltd.
    Inventors: MUN JA KIM, Seung Hyun Lee, Jae Sun Jung, Byungchul Yoo, Byunghoon Lee, Changyoung Jeong, Deok Hyun Kim, Deok Hyun Cho
  • Publication number: 20230408905
    Abstract: A method of manufacturing a pellicle for an extreme ultraviolet exposure includes forming a graphite-containing layer on a catalyst substrate; surface-treating a first surface of the graphite-containing layer to form a first treatment layer; and forming a first passivation layer on the first treatment layer, wherein the forming of the first treatment layer includes removing a C—O—C bond included in the graphite-containing layer through the surface-treating of the first surface.
    Type: Application
    Filed: April 12, 2023
    Publication date: December 21, 2023
    Applicants: Samsung Electronics Co., Ltd., RESEARCH & BUSINESS FOUNDATIONSUNGKYUNKWAN UNIVERSITY
    Inventors: Mun Ja KIM, Ki Bong NAM, Jin Ho YEO, Byungchul YOO, Ji Beom YOO, Changyoung JEONG
  • Publication number: 20230399552
    Abstract: An adhesive for a pellicle, the adhesive including a phenol compound, the phenol compound having at least two hydroxyl groups, a polymer having a hydroxyl group or an amine group, and water.
    Type: Application
    Filed: August 22, 2023
    Publication date: December 14, 2023
    Inventors: Mun Ja KIM, Changyoung JEONG
  • Publication number: 20230328872
    Abstract: A device and method that creates linear motion or acceleration of fine particles and molecules are described. The device includes a plurality of ring electrodes arranged along an axis so that a cylindrical harmonic field is formed when electrical voltage is applied separately to each ring of the plurality of rings cylindrical harmonic field. A method of driving gaseous molecules and nanoparticles in linear motion by operating a device that includes a plurality of ring electrodes arranged along an axis. The method includes providing gaseous molecules or nanoparticles in a high vacuum environment, applying an electrical voltage to each ring of the plurality of rings to form a cylindrical harmonic field that includes a drift axis, and aligning and accelerating the gaseous molecules or nanoparticles along the drift axis for storage, pumping out, or separation of the gaseous molecules or nanoparticles.
    Type: Application
    Filed: April 12, 2023
    Publication date: October 12, 2023
    Applicant: Space Age Technologies, LLC
    Inventors: Sang H. CHOI, Han Samuel Choi, Robert W. Moses, Kyeong-ja Kim
  • Patent number: 11776807
    Abstract: Methods for controlling the formation of oxygen containing thin films, such as silicon oxycarbide (SiOC) and silicon oxycarbonitride (SiOCN) thin films, on a substrate in a reaction space are provided. The methods can include at least one plasma enhanced atomic layer deposition (PEALD) cycle including alternately and sequentially contacting the substrate with a silicon precursor that comprises oxygen and a second reactant that does not include oxygen. In some embodiments the plasma power can be selected from a range to achieve a desired step coverage or wet etch rate ratio (WERR) for films deposited on three dimensional features.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: October 3, 2023
    Assignee: ASM IP Holding, B.V.
    Inventors: Lingyun Jia, Viljami J. Pore, Marko Tuominen, Sun Ja Kim, Oreste Madia
  • Publication number: 20230273515
    Abstract: A method of fabricating a pellicle structure includes forming a metal layer on a temporary substrate, forming a membrane on the metal layer, exposing a bottom surface of the metal layer by separating the temporary substrate from the metal layer, and exposing a bottom surface of the membrane by etching the exposed bottom surface of the metal layer.
    Type: Application
    Filed: September 20, 2022
    Publication date: August 31, 2023
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: MUN JA KIM, JI BEOM YOO, KI BONG NAM, JIN HO YEO, CHANGYOUNG JEONG, QICHENG HU
  • Patent number: 11728164
    Abstract: Methods for selectively depositing oxide thin films on a dielectric surface of a substrate relative to a metal surface are provided. The methods can include at least one plasma enhanced atomic layer deposition (PEALD) cycle including alternately and sequentially contacting the substrate with a first precursor comprising oxygen and a species to be included in the oxide, such as a metal or silicon, and a second plasma reactant. In some embodiments the second plasma reactant comprises a plasma formed in a reactant gas that does not comprise oxygen. In some embodiments the second plasma reactant comprises plasma generated in a gas comprising hydrogen.
    Type: Grant
    Filed: October 11, 2021
    Date of Patent: August 15, 2023
    Assignee: ASM IP HOLDING B.V.
    Inventors: Eva Tois, Viljami Pore, Suvi Haukka, Toshiya Suzuki, Lingyun Jia, Sun Ja Kim, Oreste Madia