Patents by Inventor Sung Hwan Park

Sung Hwan 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).

  • Patent number: 11894278
    Abstract: Disclosed is a method for producing a wafer map. More specifically, the present invention relates to: a method for producing a wafer map used for manufacturing chips in the semiconductor field, wherein a geographic information system (GIS) technique is used to produce the wafer map; and a method and system for providing wafer test results using same. According to an embodiment of the present invention, a semiconductor wafer is formed as a map by using the GIS technique, a coordinate system used in the GIS is utilized to create a map of the same size as an actual semiconductor wafer, and each of various constituent elements constituting the wafer can be stratified to reflect the actual size of the element to create a wafer map in which each of the elements is geocoded.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: February 6, 2024
    Inventors: Bu Young Kim, Sang Heon Lee, Wang Kook Im, Sung Hwan Park
  • Patent number: 11826022
    Abstract: Provided is an endoscope including a separable probe. The endoscope includes a handle unit and a probe unit detachably mounted on the handle unit. The handle unit includes a first connector reciprocally movable by an adjustment knob. The probe unit includes a probe deformable in response to movement of a wire and a second connector coupled to an end of the wires and detachably coupled to the first connector.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: November 28, 2023
    Assignee: TAEWOONG MEDICAL CO., LTD.
    Inventors: Kyong Min Shin, Sung Hwan Park, Hyun Soo Ji
  • Publication number: 20230296983
    Abstract: An extreme ultraviolet (EUV) photosensitive polymer includes a first repeating unit represented by Chemical Formula 1. (in Chemical Formula 1, R1 is a C1 to C10 alkyl group, a C1 to C10 haloalkyl group, a C6 to C18 aryl group, a haloaryl group, a C7 to C18 arylalkyl group, a C7 to C18 alkylaryl group, or a C6 to C18 haloaryl group, and R2 is a direct bond, a C1 to C10 alkylene group, a C2 to C10 alkenyl group, a C2 to C10 alkynyl group, a C6 to C18 aryl group, a C7 to C18 arylalkyl group, or a C7 to C18 alkylaryl group).
    Type: Application
    Filed: January 13, 2023
    Publication date: September 21, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Hwan PARK, Juhyeon PARK, Hyunwoo KIM, Suk Koo HONG
  • Publication number: 20230288806
    Abstract: A photosensitive polymer includes a first repeating unit represented by Formula 1 below: wherein, in Formula 1, R1 is a hydrogen atom or a methyl group, R2 is a substituted or unsubstituted C1 to C30 acid-labile hydrocarbylene group having a tertiary carbon atom, R3 is a C1 to C10 linear or branched alkyl group, a C3 to C30 tertiary alicyclic group, a C6 to C20 aryl group, a C2 to C20 heteroaryl group, a C7 to C20 arylalkyl group, or a C2 to C20 heteroarylalkyl group, and n is 0 or 1. To manufacture an integrated circuit (IC) device, a change in the polarity of the photosensitive polymer is induced by causing a multi-step deprotection reaction of the first repeating unit.
    Type: Application
    Filed: January 18, 2023
    Publication date: September 14, 2023
    Inventors: Jiyup KIM, Hyunwoo KIM, Sung Hwan PARK, Juhyeon PARK, Giyoung SONG
  • Publication number: 20230238288
    Abstract: Disclosed is a method for producing a wafer map. More specifically, the present invention relates to: a method for producing a wafer map used for manufacturing chips in the semiconductor field, wherein a geographic information system (GIS) technique is used to produce the wafer map; and a method and system for providing wafer test results using same. According to an embodiment of the present invention, a semiconductor wafer is formed as a map by using the GIS technique, a coordinate system used in the GIS is utilized to create a map of the same size as an actual semiconductor wafer, and each of various constituent elements constituting the wafer can be stratified to reflect the actual size of the element to create a wafer map in which each of the elements is geocoded.
    Type: Application
    Filed: October 6, 2021
    Publication date: July 27, 2023
    Inventors: Bu Young KIM, Sang Heon LEE, Wang Kook IM, Sung Hwan PARK
  • Publication number: 20230225588
    Abstract: A detachable endoscope for a duodenum including an insertion unit whose one end is intended to be inserted into a body, and which is provided with a force applying module pivotably disposed on the one end; an operation unit coupled to another end of the insertion unit, and operating the one end of the insertion unit to perform a bending motion with use of an operation module; and a detachment unit including a first detachment module disposed within the operation unit, and a second detachment module disposed within the insertion unit and detachably coupled to the first detachment module.
    Type: Application
    Filed: March 2, 2023
    Publication date: July 20, 2023
    Inventors: Sung Hwan PARK, Hyun Soo JI
  • Publication number: 20230229083
    Abstract: Provided are photoresist compositions for EUV and methods for manufacturing a semiconductor device using the same. The photoresist compositions for EUV include a photosensitive resin, a photoacid generator, and an additive, wherein the additive comprises a copolymer including a first repeating unit that includes a fluoroalkyl group or hydrocarbon group substituted with one or more fluoroalkyl group(s), and a second repeating unit that includes a sulfonic acid group and an amide group.
    Type: Application
    Filed: December 30, 2022
    Publication date: July 20, 2023
    Inventors: JUHYEON PARK, JI YUP KIM, JINJOO KIM, HYUNWOO KIM, SUNG HWAN PARK
  • Publication number: 20230225587
    Abstract: A detachable endoscope including: an insertion unit whose one end is to be inserted into a body; an operation unit coupled to another end of the insertion unit and operating the one end of the insertion unit to perform a bending motion using an operation module; and a detachment unit which detachably couples the operation unit and the insertion unit, and locks the insertion unit in a coupled state simultaneously when being coupled, so that the insertion unit is secured to the operation unit.
    Type: Application
    Filed: January 17, 2023
    Publication date: July 20, 2023
    Inventors: Sung Hwan PARK, Hyun Soo JI
  • Patent number: 11642007
    Abstract: A detachable endoscope having a buffer function includes: an operation part for operating the front end of an insertion part having an illuminating photographing part to be bent and a detachable unit for detachably coupling the insertion part and the operation part, wherein the detachable unit includes: a first detachable module connected to the respective other ends of first, second, third, and fourth operation wires having the respective one ends connected to the front end inside the insertion part and provided on the rear end of the insertion part, and a second detachable module connected to first, second, third, and fourth connection wires of a direction conversion part for converting a rotational motion into a linear motion in the operation part and provided on the front end of the operation part.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: May 9, 2023
    Assignee: TAEWOONG MEDICAL CO., LTD.
    Inventors: Kyong Min Shin, Sung Hwan Park, Hyun Soo Ji
  • Patent number: 11642006
    Abstract: A detachable endoscope includes: an operation part for operating the front end of an insertion part having a lighting photographing part to be bent and a detachable unit for detachably coupling the operation part and the insertion part, wherein the detachable unit includes: a first detachable module connected to first, second, third, and fourth operation wires arranged parallel to each other so that the respective one ends are connected to the front end inside the insertion part and provided on the rear end of the insertion part, a second detachable module connected to first, second, third, and fourth connection wires of a direction conversion part for converting a rotational motion into a linear motion in the operation part and provided on the front end of the operation part, and a bending control part for adjusting an angle at which the front end of the insertion part is bent and displaced vertically or horizontally.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: May 9, 2023
    Assignee: TAEWOONG MEDICAL CO., LTD.
    Inventors: Kyong Min Shin, Sung Hwan Park, Hyun Soo Ji
  • Patent number: 11642008
    Abstract: A detachable endoscope includes an insertion unit including an illuminating and image pickup unit, an operation unit configured to bendingly operate a front end of the insertion unit, and a detachable unit configured to detachably couple the insertion unit and the operation unit to each other, wherein the detachable unit includes: a first detachable module disposed at the insertion unit; and a second detachable module disposed at the operation unit, wherein the first detachable module includes: a first module main body disposed within a rear end of the insertion unit and having first, second, third and fourth rectilinear guide through-bores penetratingly formed longitudinally therein, and a central opening penetratingly formed at a center of the main body in a thickness direction of the main body.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: May 9, 2023
    Assignee: TAEWOONG MEDICAL CO., LTD.
    Inventors: Kyong Min Shin, Sung Hwan Park, Hyun Soo Ji
  • Patent number: 11628206
    Abstract: The present disclosure relates to a method for inhibiting a STAT3 activity comprising administering SSu72 protein.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: April 18, 2023
    Assignee: CUROGEN TECHNOLOGY CO., LTD.
    Inventors: Mi-La Cho, Sung-Hwan Park, Seung-Ki Kwok, Jong-Young Choi, Seung-Hun Lee, Hyeon-Beom Seo, Young-Mee Moon, Jin-Sil Park, Min-Jung Park, Jin-Kwan Lee, Chang Woo Lee
  • Patent number: 11597981
    Abstract: A method of preparing an engine valve is provided. The method includes hot forging a heat resistant steel at 1,150 to 1,250° C. to mold a valve, aging the molded valve and hollowed-out processing the aging valve. Additionally, the method includes nitride-heating the hollow valve and grinding a surface of a neck of the nitride-heated valve to remove a nitride layer.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: March 7, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventor: Sung Hwan Park
  • Publication number: 20230069320
    Abstract: A display device includes: a visual sensor for generating visual sensing data by sensing an eye of a user; a display panel including a display area and pixels disposed on the display area; an image converter for generating a second image signal by converting a first image signal of the pixels based on the visual sensing data; and a data driver for providing the pixels with data signals corresponding to the second image signal. The image converter generates visual information based on the visual sensing data, determines a first area and a second area different from the first area of the display area based on the visual information, and generates the second image signal by converting grayscales of the second area in the first image signal.
    Type: Application
    Filed: July 15, 2022
    Publication date: March 2, 2023
    Inventors: Tae Un LEE, Sung Hwan PARK, Chang Ho HYUN
  • Patent number: 11571114
    Abstract: A detachable endoscope includes an insertion unit including an illuminating and image pickup unit, an operation unit configured to bendingly operate a front end of the insertion unit, and a detachable unit configured to detachably couple the insertion unit and the operation unit to each other, wherein the detachable unit comprises: a first detachable module disposed at the insertion unit in such a manner as to be connected to respective one ends of first and second operating wire and third and fourth operating wires juxtaposedly arranged in the insertion unit; and a second detachable module disposed at the operation unit in such a manner as to be connected to respective both ends of upper and lower chains wound around upper and lower sprockets of the operation unit.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: February 7, 2023
    Assignee: TAEWOONG MEDICAL CO., LTD.
    Inventors: Kyong Min Shin, Sung Hwan Park, Hyun Soo Ji
  • Publication number: 20220364195
    Abstract: A method of manufacturing a cam piece for a continuously variable valve duration and a cam piece manufactured therefrom, and more particularly, to material and heat treatment conditions of a cam piece, may include manufacturing a cam piece by casting; heating the cam piece; maintaining a heating temperature; and salt-bathing the cam piece, in which the cam piece includes 3.2 to 4.2 wt % of carbon (C), 2.2 to 3.4 wt % of silicon (Si), and the balance iron (Fe), and may have a carbon equivalent value of 4.4 to 4.6.
    Type: Application
    Filed: July 29, 2022
    Publication date: November 17, 2022
    Inventor: Sung-Hwan PARK
  • Publication number: 20220323913
    Abstract: Provided herein are one-step methods for fabricating an asymmetric mixed-matrix membrane and the asymmetric mixed matrix membrane so fabricated. In the one step method an asymmetric polymer film is formed from a liquid polymer solution and a ligand precursor simultaneously with the formation of metal-organic framework filler particles therein. Also provided is a method for separating a mixture of gases or of liquids by flowing the mixture through the asymmetric mixed matrix membrane.
    Type: Application
    Filed: April 12, 2022
    Publication date: October 13, 2022
    Applicant: Texas A&M University
    Inventors: Hae-Kwon Jeong, Yinying Hua, Sung-Hwan Park
  • Patent number: 11441204
    Abstract: A method of manufacturing a cam piece for a continuously variable valve duration and a cam piece manufactured therefrom, and more particularly, to material and heat treatment conditions of a cam piece, may include manufacturing a cam piece by casting; heating the cam piece; maintaining a heating temperature; and salt-bathing the cam piece, in which the cam piece includes 3.2 to 4.2 wt % of carbon (C), 2.2 to 3.4 wt % of silicon (Si), and the balance iron (Fe), and may have a carbon equivalent value of 4.4 to 4.6.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: September 13, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventor: Sung-Hwan Park
  • Publication number: 20220251155
    Abstract: The present invention relates to: a recombinant peptide in which a Mitochondria Localization Sequence (MLS) peptide and the Signal Transducer and Activator of Transcription 3 (STAT3) are fused to each other; a recombinant vector carrying a polynucleotide coding for the recombinant peptide; and a composition comprising the recombinant peptide or the recombinant vector as an active ingredient for prevention or treatment of autoimmune disease or inflammatory disease, wherein the recombinant peptide or the recombinant vector allows STAT3 to be overexpressed in the mitochondria to enhance the mitochondrial function, resulting in inhibiting the expression of inflammatory cytokines including IL-17, whereby the composition may be advantageously used for preventing or treating autoimmune disease or inflammatory diseases.
    Type: Application
    Filed: January 28, 2020
    Publication date: August 11, 2022
    Applicant: THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Mi-La CHO, Sung-Hwan PARK, Seon-Yeong LEE, Su-Jin MOON, Eun-kyung KIM, Jun-Geol RYU, Si-Yeong CHOI, Jeong-Won CHOI, Kyung-Ah JUNG, A-Ram LEE, Chul-Woo YANG, Jeong-Hyeon MOON
  • Patent number: 11396511
    Abstract: The present invention relates to compounds of [Formula A]: including N-(9,13b-dihydro-1H-dibenzo[c,f]imidazo[1,5-a]azepin-3-yl)-2-hydroxybenzamide, 2-((9,13b-dihydro-1H-dibenzo[c,f]imidazo[1,5-a]azepin-3-yl)carbamoyl)phenyl acetate, methods for preparing the compounds, and compositions including the compounds as active ingredients. The compounds of the present invention are very effective in anti-inflammation and pain relief. The compositions of the present invention are effective in preventing or treating inflammation and/or pain.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: July 26, 2022
    Assignee: FRONTBIO CO., LTD.
    Inventors: Hong Won Suh, Jae Yong Lee, Soon Sung Lim, Jeong Tae Lee, Seung Hwan Hwang, Sang Pil Jang, Sung Hwan Park, Jeong Ho Jeon, Hyun Min Lim, Ju Mi Lee