Patents by Inventor Young-Gil Park

Young-Gil Park 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).

  • Publication number: 20250070149
    Abstract: A positive electrode active material precursor includes Ni and Mn and secondary particles formed by the aggregation of a plurality of primary particles. The secondary particles have a ratio of a core area to a total area of the particles ranging from 28.7% to 34.1%, and a porosity ranging from 11.3% to 11.7%. Also provided is a method for preparing the positive electrode active material precursor. Additionally, a positive electrode active material including a reaction product of the positive electrode active material precursor and a lithium raw material is provided. Also provided is a method for preparing a positive electrode active material using the positive electrode active material precursor.
    Type: Application
    Filed: August 17, 2023
    Publication date: February 27, 2025
    Applicant: LG Chem, Ltd.
    Inventors: Byung Hyun Hwang, Nam II Kim, Hyun Jin Jung, Chan Ju Beak, Hye Youn Hwang, Hyun Ah Park, Seong Hoon Kang, Won Taek Hong, Won Tae Kim, Woo Hyun Kim, Jun Gil Kim, Ju Han Yoon, Young Su Park
  • Patent number: 12237151
    Abstract: A substrate processing apparatus using plasma capable of efficiently controlling the selectivity ratio of a silicon layer and an oxide layer is provided. The substrate processing apparatus comprises a first space disposed between an electrode and an ion blocker; a second space disposed between the ion blocker and a shower head; a processing space under the shower head for processing a substrate; a first supply hole for providing a first gas for generating plasma to the first space; a second supply hole for providing a second gas to be mixed with an effluent of the plasma to the second space; and a first coating layer formed on a first surface of the shower head facing the second space, not formed on a second surface of the shower head facing the processing space, and containing nickel.
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: February 25, 2025
    Assignee: SEMES CO, LTD.
    Inventors: Seong Gil Lee, Young Je Um, Myoung Sub Noh, Dong Sub Oh, Min Sung Han, Dong Hun Kim, Wan Jae Park
  • Patent number: 12218142
    Abstract: A display device includes: a substrate; a polycrystalline silicon film on the substrate; and a first buffer film between the substrate and the polycrystalline silicon film and having one surface contacting the polycrystalline silicon film and another surface opposite to the one surface, wherein the one surface of the first buffer film has a first root mean square (RMS) roughness range, and the first RMS roughness range is 1.5 nm or less.
    Type: Grant
    Filed: November 13, 2023
    Date of Patent: February 4, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Hyun Kim, Young Gil Park, Jin Suk Lee, Jai Sun Kyoung, Sug Woo Jung
  • Publication number: 20250024708
    Abstract: A display device includes: a substrate; and a semiconductor layer disposed on the substrate, and including a first area, a second area, and a third area that are sequentially positioned by dividing the semiconductor layer into three areas in a thickness direction of the semiconductor layer, wherein the semiconductor layer includes polycrystalline silicon, a concentration of fluorine contained in the semiconductor layer has a first peak value in the first area and a second peak value in the third area, and the first peak value of the concentration of the fluorine in the semiconductor layer is about 30% or less of the second peak value of the concentration of the fluorine in the semiconductor layer.
    Type: Application
    Filed: October 2, 2024
    Publication date: January 16, 2025
    Applicant: Samsung Display Co., Ltd.
    Inventors: Jae Bum HAN, Moon Sung KIM, Young Gil PARK, Soo lm JEONG
  • Publication number: 20240379918
    Abstract: A display device is provided including a substrate. A second semiconductor layer is disposed on the substrate. The second semiconductor layer includes Si. A second gate lower electrode overlaps a channel region of the second semiconductor layer. A second gate insulating layer is disposed on the second gate lower electrode. A second gate upper electrode and a light blocking layer are disposed on the second gate insulating layer. A first auxiliary layer is disposed on the second gate upper electrode and the light blocking layer. A first semiconductor layer overlaps the light blocking layer. The first semiconductor layer includes an oxide semiconductor. A first gate electrode overlaps a channel region of the first semiconductor layer. The first auxiliary layer includes an insulating layer including at least one compound selected from SiNx, SiOx, and SiON, and at least one material selected from F, Cl, and C.
    Type: Application
    Filed: April 22, 2024
    Publication date: November 14, 2024
    Inventors: Jae-Bum HAN, Young Gil PARK, Jung Hwa PARK, Na Ri AHN, Soo Im Jeong, Ki Nam KIM, Moon Sung KIM
  • Patent number: 12127435
    Abstract: A display device includes: a substrate; and a semiconductor layer disposed on the substrate, and including a first area, a second area, and a third area that are sequentially positioned by dividing the semiconductor layer into three areas in a thickness direction of the semiconductor layer, wherein the semiconductor layer includes polycrystalline silicon, a concentration of fluorine contained in the semiconductor layer has a first peak value in the first area and a second peak value in the third area, and the first peak value of the concentration of the fluorine in the semiconductor layer is about 30% or less of the second peak value of the concentration of the fluorine in the semiconductor layer.
    Type: Grant
    Filed: April 27, 2023
    Date of Patent: October 22, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Bum Han, Moon Sung Kim, Young Gil Park, Soo Im Jeong
  • Publication number: 20240251587
    Abstract: A display device includes a display panel, a polarization member facing the display panel, a cover window including an inorganic material and facing the display panel with the polarization member therebetween, and a window bonding member which is between the cover window and the polarization member attaches the cover window to the polarization member. The window bonding member which attaches the cover window to the polarization member has a modulus of about of 1 MPa to about 10 MPa.
    Type: Application
    Filed: March 7, 2024
    Publication date: July 25, 2024
    Inventors: Jun Su PARK, Gi Suk KWON, O Jun KWON, Young Gil PARK, Na Ri AHN
  • Patent number: 11997810
    Abstract: A display device including: a display panel; a polarizing member overlapping the display panel; a cover window overlapping the polarizing member; and a window bonding member disposed between the polarizing member and the cover window, wherein a penetration depth of the window bonding member that is measured by an indentation tester is equal to or less than approximately 13 ?m.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: May 28, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Su Park, Gi Suk Kwon, Young Gil Park, Na Ri Ahn
  • Patent number: 11967669
    Abstract: A display device is provided including a substrate. A second semiconductor layer is disposed on the substrate. The second semiconductor layer includes Si. A second gate lower electrode overlaps a channel region of the second semiconductor layer. A second gate insulating layer is disposed on the second gate lower electrode. A second gate upper electrode and a light blocking layer are disposed on the second gate insulating layer. A first auxiliary layer is disposed on the second gate upper electrode and the light blocking layer. A first semiconductor layer overlaps the light blocking layer. The first semiconductor layer includes an oxide semiconductor. A first gate electrode overlaps a channel region of the first semiconductor layer. The first auxiliary layer includes an insulating layer including at least one compound selected from SiNx, SiOx, and SiON, and at least one material selected from F, Cl, and C.
    Type: Grant
    Filed: June 17, 2022
    Date of Patent: April 23, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Bum Han, Young Gil Park, Jung Hwa Park, Na Ri Ahn, Soo Im Jeong, Ki Nam Kim, Moon Sung Kim
  • Patent number: 11956985
    Abstract: A display device includes a display panel, a polarization member facing the display panel, a cover window including an inorganic material and facing the display panel with the polarization member therebetween, and a window bonding member which is between the cover window and the polarization member attaches the cover window to the polarization member. The window bonding member which attaches the cover window to the polarization member has a modulus of about of 1 MPa to about 10 MPa.
    Type: Grant
    Filed: January 5, 2021
    Date of Patent: April 9, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Su Park, Gi Suk Kwon, O Jun Kwon, Young Gil Park, Na Ri Ahn
  • Publication number: 20240088158
    Abstract: A display device includes: a substrate; a polycrystalline silicon film on the substrate; and a first buffer film between the substrate and the polycrystalline silicon film and having one surface contacting the polycrystalline silicon film and another surface opposite to the one surface, wherein the one surface of the first buffer film has a first root mean square (RMS) roughness range, and the first RMS roughness range is 1.5 nm or less.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 14, 2024
    Inventors: Ki Hyun KIM, Young Gil PARK, Jin Suk LEE, Jai Sun KYOUNG, Sug Woo JUNG
  • Publication number: 20240065087
    Abstract: A display device includes a display panel including a front surface and a second surface which is opposite to the front surface; a front laminated structure attached to the front surface of the display panel; and a rear laminated structure attached to the second surface of the display panel. Each of the front laminated structure and the rear laminated structure includes a bonding member, and an average modulus of the bonding member of the front laminated structure is smaller than an average modulus of the bonding member of the rear laminated structure.
    Type: Application
    Filed: November 2, 2023
    Publication date: February 22, 2024
    Inventors: Jun Su PARK, Young Do KIM, Young Moon KIM, Kyung Lae RHO, Young Gil PARK, Ji Hye SEO, Ki Cheol SONG, Na Ri AHN, Jang Doo LEE
  • Publication number: 20240021627
    Abstract: A display device includes a substrate having a first surface in which a light-emitting element is disposed, a second surface, and a first lateral side; a connecting electrode disposed on the first surface; a first insulating layer disposed on the connecting electrode and including a contact hole; a first upper pad electrode electrically connected to the connecting electrode, the first upper pad electrode having a first thickness in an area not overlapping the contact hole and having a second thickness in an area overlapping the contact hole; a second upper pad electrode disposed on the first upper pad electrode and having a substantially flat profile; a lower pad disposed on the second surface of the substrate; and a side wiring electrically connecting the second upper pad electrode and the lower pad, the side wiring surrounding the first surface, the first lateral side, and the second surface of the substrate.
    Type: Application
    Filed: April 14, 2023
    Publication date: January 18, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Ki Hyun KIM, Young Gil PARK, Won Bong BAEK, Young Uook LEE
  • Patent number: 11844265
    Abstract: A display device includes a display panel including a front surface and a second surface which is opposite to the front surface; a front laminated structure attached to the front surface of the display panel; and a rear laminated structure attached to the second surface of the display panel. Each of the front laminated structure and the rear laminated structure includes a bonding member, and an average modulus of the bonding member of the front laminated structure is smaller than an average modulus of the bonding member of the rear laminated structure.
    Type: Grant
    Filed: July 25, 2022
    Date of Patent: December 12, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Su Park, Young Do Kim, Young Moon Kim, Kyung Lae Rho, Young Gil Park, Ji Hye Seo, Ki Cheol Song, Na Ri Ahn, Jang Doo Lee
  • Publication number: 20230392736
    Abstract: A coupler which connects a nipple provided on a cylinder valve of a gas supply line in a semiconductor process to an operating fluid supply line, includes: a first inlet port connected to the operating fluid supply line; a housing having a first cavity that is in communication with the first inlet port; at least one ball which is engaged with a ring-shaped engaging recess formed around a connection portion of the nipple; and a pipe portion which is installed in the first cavity and regulates a second cavity in which the connection portion of the nipple is inserted.
    Type: Application
    Filed: October 16, 2021
    Publication date: December 7, 2023
    Applicant: P&C TECH CO., LTD.
    Inventor: Young Gil PARK
  • Patent number: 11817458
    Abstract: A display device includes: a substrate; a polycrystalline silicon film on the substrate; and a first buffer film between the substrate and the polycrystalline silicon film and having one surface contacting the polycrystalline silicon film and another surface opposite to the one surface, wherein the one surface of the first buffer film has a first root mean square (RMS) roughness range, and the first RMS roughness range is 1.5 nm or less.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: November 14, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Hyun Kim, Young Gil Park, Jin Suk Lee, Jai Sun Kyoung, Sug Woo Jung
  • Publication number: 20230276660
    Abstract: A display device includes: a substrate; and a semiconductor layer disposed on the substrate, and including a first area, a second area, and a third area that are sequentially positioned by dividing the semiconductor layer into three areas in a thickness direction of the semiconductor layer, wherein the semiconductor layer includes polycrystalline silicon, a concentration of fluorine contained in the semiconductor layer has a first peak value in the first area and a second peak value in the third area, and the first peak value of the concentration of the fluorine in the semiconductor layer is about 30% or less of the second peak value of the concentration of the fluorine in the semiconductor layer.
    Type: Application
    Filed: April 27, 2023
    Publication date: August 31, 2023
    Inventors: Jae Bum HAN, Moon Sung Kim, Young Gil Park, Soo Im Jeong
  • Patent number: 11672146
    Abstract: A display device includes: a substrate; and a semiconductor layer disposed on the substrate, and including a first area, a second area, and a third area that are sequentially positioned by dividing the semiconductor layer into three areas in a thickness direction of the semiconductor layer, wherein the semiconductor layer includes polycrystalline silicon, a concentration of fluorine contained in the semiconductor layer has a first peak value in the first area and a second peak value in the third area, and the first peak value of the concentration of the fluorine in the semiconductor layer is about 30% or less of the second peak value of the concentration of the fluorine in the semiconductor layer.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: June 6, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Bum Han, Moon Sung Kim, Young Gil Park, Soo Im Jeong
  • Patent number: 11508938
    Abstract: The disclosure relates to a display device including a display panel, an inorganic layer directly contacting the display panel, and a carbon layer directly contacting the inorganic layer. A thickness of the carbon layer is about 1 nm to about 10 nm.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: November 22, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Gil Park, Ki Hyun Kim, Young Jun Yoo, Jong Beom Hong
  • Publication number: 20220367823
    Abstract: A display device includes a display panel including a front surface and a second surface which is opposite to the front surface; a front laminated structure attached to the front surface of the display panel; and a rear laminated structure attached to the second surface of the display panel. Each of the front laminated structure and the rear laminated structure includes a bonding member, and an average modulus of the bonding member of the front laminated structure is smaller than an average modulus of the bonding member of the rear laminated structure.
    Type: Application
    Filed: July 25, 2022
    Publication date: November 17, 2022
    Inventors: Jun Su PARK, Young Do KIM, Young Moon KIM, Kyung Lae RHO, Young Gil PARK, Ji Hye SEO, Ki Cheol SONG, Na Ri AHN, Jang Doo LEE