Patents by Inventor Yong Sup Choi

Yong Sup Choi 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: 11835230
    Abstract: Provided is a cyclonic plasma melting furnace. A melting furnace chamber body includes an inlet through which waste is input and an outlet through which air or gas is discharged. The outlet is provided in a direction opposite to the inlet. At least one plasma torch is provided on the melting furnace chamber body so as to be inclined at a predetermined angle with respect to a direction in which the air or the gas is discharged through the outlet.
    Type: Grant
    Filed: December 5, 2020
    Date of Patent: December 5, 2023
    Assignee: KOREA INSTITUTE OF FUSION ENERGY
    Inventors: Yong Sup Choi, Dae Hyun Choi, In Je Kang, Ji Hun Kim, Sung Hoon Jee, Dong Hun Shin, Seong Bong Kim, Soon Mo Hwang, Chi Kyu Choi
  • Patent number: 11776819
    Abstract: A point etching module using an annular surface-discharge plasma apparatus is disclosed. The point etching module using an annular surface-discharge plasma apparatus comprises: a plate-shaped dielectric; a circular electrode disposed on and in contact with the upper surface of the dielectric; an annular electrode disposed on and in contact with the lower surface of the dielectric and providing a gas receiving space for receiving gas; and a power supplier for applying high voltage between the circular electrode and the annular electrode, wherein when the application of the high voltage starts an electric discharge, filament type plasma is irradiated toward a substrate to be treated, by using plasma flowing in the center direction of the annular electrode from between the inner surface of the annular electrode and the lower surface of the dielectric.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: October 3, 2023
    Assignee: KOREA INSTITUTE OF FUSION ENERGY
    Inventors: Dong Chan Seok, Tai Hyeop Lho, Yong Ho Jung, Yong Sup Choi, Kang Il Lee, Seung Ryul Yoo, Soo Ouk Jang
  • Publication number: 20230038043
    Abstract: Disclosed is a plasma surface treatment apparatus for conductive powder. The plasma surface treatment apparatus for conductive powder comprises: a reaction chamber including a linear gas inlet at the lower end thereof and a gas outlet at the upper end thereof, and having a vertical cross section that is funnel-shaped; and a plasma jet generation device that is located below the linear gas inlet and is configured to discharge a plasma jet into the reaction chamber from below in an upward direction through the linear gas inlet, wherein powder is accommodated in the reaction chamber and is treated by plasma while buoyed by the plasma jet.
    Type: Application
    Filed: January 22, 2021
    Publication date: February 9, 2023
    Applicant: KOREA INSTITUTE OF FUSION ENERGY
    Inventors: Seung Ryul YOO, Yong Sup CHOI, Yong Ho JUNG, Dong Chan SEOK, Kang Il LEE
  • Publication number: 20220230858
    Abstract: Disclosed is a window device for diagnosis of plasma OES (Optical Emission Spectroscopy).
    Type: Application
    Filed: May 28, 2020
    Publication date: July 21, 2022
    Applicant: KOREA INSTITUTE OF FUSION ENERGY
    Inventors: Kang Il LEE, Yong Sup CHOI, Young Woo KIM, Jong Sik KIM
  • Patent number: 11268191
    Abstract: An atomic layer polishing method is described. The method includes: scanning the surface of a specimen to measure a peak site on the specimen surface; spraying toward the measured peak site a gas containing an element capable of binding to a first atom, which is an ingredient of the material of the specimen to form a first reaction gas layer in which the first reaction gas binds to the first atom on the surface of the peak; and projecting ions of inert gas to the peak site on which the first reaction gas layer is deposited to separate the first atom bound to the first reaction gas from the specimen.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: March 8, 2022
    Assignee: KOREA INSTITUTE OF FUSION ENERGY
    Inventors: Yong Sup Choi, Kang Il Lee, Dong Chan Seok, Soo Ouk Jang, Jong Sik Kim, Seung Ryul Yoo
  • Publication number: 20220065446
    Abstract: Provided is a cyclonic plasma melting furnace. A melting furnace chamber body includes an inlet through which waste is input and an outlet through which air or gas is discharged. The outlet is provided in a direction opposite to the inlet. At least one plasma torch is provided on the melting furnace chamber body so as to be inclined at a predetermined angle with respect to a direction in which the air or the gas is discharged through the outlet.
    Type: Application
    Filed: December 5, 2020
    Publication date: March 3, 2022
    Applicant: KOREA INSTITUTE OF FUSION ENERGY
    Inventors: Yong Sup Choi, Dae Hyun Choi, In Je Kang, Ji Hun Kim, Sung Hoon Jee, Dong Hun Shin, Seong Bong Kim, Soon Mo Hwang, Chi Kyu Choi
  • Publication number: 20200402810
    Abstract: A point etching module using an annular surface-discharge plasma apparatus is disclosed. The point etching module using an annular surface-discharge plasma apparatus comprises: a plate-shaped dielectric; a circular electrode disposed on and in contact with the upper surface of the dielectric; an annular electrode disposed on and in contact with the lower surface of the dielectric and providing a gas receiving space for receiving gas; and a power supplier for applying high voltage between the circular electrode and the annular electrode, wherein when the application of the high voltage starts an electric discharge, filament type plasma is irradiated toward a substrate to be treated, by using plasma flowing in the center direction of the annular electrode from between the inner surface of the annular electrode and the lower surface of the dielectric.
    Type: Application
    Filed: February 13, 2019
    Publication date: December 24, 2020
    Inventors: Dong Chan SEOK, Tai Hyeop LHO, Yong Ho JUNG, Yong Sup CHOI, Kang Il LEE, Seung Ryul YOO, Soo Ouk JANG
  • Publication number: 20200216954
    Abstract: An atomic layer polishing method is described. The method includes: scanning the surface of a specimen to measure a peak site on the specimen surface; spraying toward the measured peak site a gas containing an element capable of binding to a first atom, which is an ingredient of the material of the specimen to form a first reaction gas layer in which the first reaction gas binds to the first atom on the surface of the peak; and projecting ions of inert gas to the peak site on which the first reaction gas layer is deposited to separate the first atom bound to the first reaction gas from the specimen.
    Type: Application
    Filed: November 1, 2018
    Publication date: July 9, 2020
    Inventors: Yong Sup CHOI, Kang Il LEE, Dong Chan SEOK, Soo Ouk JANG, Jong Sik KIM, Seung Ryul YOO
  • Publication number: 20190226078
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Application
    Filed: March 28, 2019
    Publication date: July 25, 2019
    Inventors: Hyun-Sook Park, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Patent number: 10287671
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: May 14, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun-Sook Park, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Patent number: 10246769
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Grant
    Filed: December 28, 2010
    Date of Patent: April 2, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun-Sook Park, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Patent number: 9450140
    Abstract: A thin film deposition apparatus used to manufacture large substrates on a mass scale and that allows high-definition patterning, and a method of manufacturing an organic light-emitting display apparatus using the same, the apparatus includes a loading unit fixing a substrate onto an electrostatic chuck; a deposition unit including a chamber maintained in a vacuum state and a thin film deposition assembly disposed in the chamber, separated from the substrate by a predetermined distance, to deposit a thin film on the substrate fixed on the electrostatic chuck; an unloading unit separating the substrate on which a deposition process is completed, from the electrostatic chuck; a first circulation unit sequentially moving the electrostatic chuck on which the substrate is fixed, to the loading unit, the deposition unit, and the unloading unit; and a second circulation unit returning the electrostatic chuck separated from the substrate to the loading unit from the unloading unit, wherein the first circulation unit
    Type: Grant
    Filed: August 27, 2010
    Date of Patent: September 20, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chang-Mog Jo, Jong-Heon Kim, Yong-Sup Choi, Sang-Soo Kim, Hee-Cheol Kang, Young-Mook Choi
  • Publication number: 20160244872
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Application
    Filed: May 3, 2016
    Publication date: August 25, 2016
    Inventors: Hyun-Sook Park, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Patent number: 9279177
    Abstract: A thin film deposition apparatus includes: a deposition source for discharging a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; a patterning slit sheet disposed opposite to the deposition source nozzle unit and having a plurality of patterning slits arranged in the first direction; a barrier plate assembly including a plurality of barrier plates that are disposed between the deposition source nozzle unit and the patterning slit sheet in the first direction, the plurality of barrier plates partitioning a deposition space between the deposition source nozzle unit and the patterning slit sheet into a plurality of sub-deposition spaces; and a capacitive vacuum gauge disposed at a side of the deposition source and configured to measure a pressure inside the deposition source.
    Type: Grant
    Filed: June 9, 2011
    Date of Patent: March 8, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Sup Choi, Myeng-Woo Nam
  • Patent number: 9224591
    Abstract: A method of forming a thin film on a substrate includes arranging the substrate to face a thin film deposition apparatus; and discharging a deposition material via a deposition source of the thin film deposition apparatus onto the substrate; wherein a deposition source nozzle unit of the thin film deposition apparatus is disposed at a side of the deposition source and includes a plurality of deposition source nozzles arranged in a first direction; wherein a patterning slit sheet of the thin film deposition apparatus is disposed to be between the deposition source nozzle unit and the substrate, the patterning slit sheet including a plurality of patterning slits, and wherein each of the patterning slits includes a plurality of sub-slits.
    Type: Grant
    Filed: October 15, 2013
    Date of Patent: December 29, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Sup Choi, Kang-Il Lee, Chang Mog Jo
  • Patent number: 9147557
    Abstract: A sputter device including a plurality of targets having magnetism; a reflector having magnetism and arranged between neighboring targets of the plurality of targets; a wave guide having magnetism and arranged adjacent the targets, the wave guide forming a guide space for guiding microwaves; and a limiter having magnetism and arranged adjacent the wave guide, the limiter forming an electron cyclotron resonance area together with the targets, the reflector, and the wave guide.
    Type: Grant
    Filed: April 13, 2012
    Date of Patent: September 29, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Sup Choi, Myung-Soo Huh
  • Patent number: 8876975
    Abstract: A thin film deposition apparatus can be simply applied to produce large-sized display devices on a mass scale and improves manufacturing yield. The thin film deposition apparatus for forming a thin film on a substrate includes: a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in the first direction; wherein each of the patterning slits includes a plurality of sub-slits.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: November 4, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Sup Choi, Kang-ll Lee, Chang Mog Jo
  • Patent number: 8865252
    Abstract: A thin film deposition apparatus that can be easily used to manufacture large-sized display devices on a mass scale and that improves manufacturing yield, and a method of manufacturing an organic light-emitting display device by using the thin film deposition apparatus.
    Type: Grant
    Filed: February 22, 2011
    Date of Patent: October 21, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong Sup Choi, Myeng-Woo Nam, Jong-Won Hong, Seok-Rak Chang, Eun-Sun Choi
  • Patent number: 8709161
    Abstract: A thin film deposition apparatus and a method of manufacturing an organic light-emitting display device using the thin film deposition apparatus. The thin film deposition apparatus includes a plurality of thin film deposition assemblies, each of which includes: a deposition source that discharges a deposition material; a deposition source nozzle unit that is disposed at a side of the deposition source and includes a plurality of deposition source nozzles; a patterning slit sheet that is disposed opposite to the deposition source nozzle unit and includes a plurality of patterning slits arranged in a first direction; and a barrier plate assembly that is disposed between the deposition source nozzle unit and the patterning slit sheet, in the first direction. The barrier plate assembly includes a plurality of barrier plates that partition a space between the deposition source nozzle unit and the patterning slit sheet into a plurality of sub-deposition spaces.
    Type: Grant
    Filed: August 3, 2010
    Date of Patent: April 29, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji-Sook Oh, Yong-Sup Choi, Jong-Heon Kim, Hee-Cheol Kang, Yun-Mi Lee, Chang-Mog Jo
  • Publication number: 20140045343
    Abstract: A thin film deposition apparatus can be simply applied to produce large-sized display devices on a mass scale and improves manufacturing yield. The thin film deposition apparatus for forming a thin film on a substrate includes: a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in the first direction; wherein each of the patterning slits includes a plurality of sub-slits.
    Type: Application
    Filed: October 15, 2013
    Publication date: February 13, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong-Sup Choi, Kang-Il Lee, Chang Mog Jo