Patents by Inventor Chang-Hun Lee

Chang-Hun 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).

  • Publication number: 20250138393
    Abstract: A camera module includes a housing; a lens module disposed in the housing and configured to move in one or more axial directions among three axes intersecting each other, the lens module including a lens barrel and a lens holder coupled together; and an aperture module coupled to the lens module and configured to move together with the lens module. The lens holder includes a first adhesive groove bonded to the lens barrel and a second adhesive groove including a portion of the aperture module accommodated therein. A barrier member is disposed between the first adhesive groove and the second adhesive groove.
    Type: Application
    Filed: May 2, 2024
    Publication date: May 1, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chang Min PARK, Kyung Hun LEE
  • Publication number: 20250137599
    Abstract: The present invention relates to a protective cover for a shoulder part of a pressure vessel, and more particularly, to a protective cover coupled to a shoulder part of a pressure vessel to protect the shoulder part from friction or impact.
    Type: Application
    Filed: April 12, 2024
    Publication date: May 1, 2025
    Inventors: Seok-Bong HEO, Sang-Jin JEON, Jae-Sung PARK, Kyoung-Hun KIM, Chang-Uk LEE, Jihee JUNG, Ae-Rin HEO, Ho-Sun WEE
  • Publication number: 20250137598
    Abstract: The present invention relates to a pressure vessel fixing system, which is a neck mount for fixing a pressure vessel used for storing various fluids.
    Type: Application
    Filed: April 12, 2024
    Publication date: May 1, 2025
    Inventors: Seok-Bong HEO, Jae-Sung PARK, Kyoung-Hun KIM, Chang-Uk LEE, Ho-Sun WEE
  • Publication number: 20250118915
    Abstract: A connector module according to an embodiment of the present invention includes a first connector including a first connector housing that is recessed therein to define a first recessed portion and a first conductive part coupled to the first connector housing, and a second connector coupled to the first connector, wherein the second connector may include a second connector housing of which at least a portion is inserted into and coupled to the first recessed portion, a second conductive part inserted into and coupled to the second connector housing so as to be electrically connected to the first conductive part, and a coupling housing configured to pass through the second connector housing and the second conductive part so as to couple the second connector housing to the second conductive part.
    Type: Application
    Filed: August 1, 2023
    Publication date: April 10, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Chang Hun LEE, Sang Muk LIM, Sang Eun JUNG, Beom Jun KIM
  • Patent number: 12269009
    Abstract: The present disclosure relates to: a super absorbent polymer having a rapid absorption rate and maintaining elasticity even in a condition of being pressed multiple times, thereby having excellent dryness characteristic; and a preparation method therefor. The super absorbent polymer of the present disclosure exhibits excellent performance for use in hygiene materials such as diapers.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: April 8, 2025
    Assignee: LG Chem, Ltd.
    Inventors: Hyemi Nam, Sang Gi Lee, Yeonsoo Kim, Chang Hun Lee
  • Publication number: 20250112268
    Abstract: Provided herein is a composite solid electrolyte and an all-solid-state battery including the same, the composite solid electrolyte including: sulfide-based solid electrolyte particles; and a polymer coating layer formed on the sulfide-based solid electrolyte particles, wherein: the polymer coating layer includes a polymer having a weight-average molecular weight (Mw) of 5,000 g/mol to 300,000 g/mol and a contact angle to water at 25° C. of at least 100°; the polymer is a copolymer of a hydrophobic acrylate-based monomer and an acrylate-based monomer forming a skeleton of the polymer; the hydrophobic acrylate-based monomer contains a F element or Si element or contains a hydrocarbon having at least 10 carbon atoms; and the acrylate-based monomer forming the skeleton of the polymer contains a hydrocarbon having at most 9 carbon atoms.
    Type: Application
    Filed: March 2, 2023
    Publication date: April 3, 2025
    Applicant: LG Chem, Ltd.
    Inventors: Do Yeon Jeon, Byoung Kuk Son, Seong Ho Lee, Chang Hun Park, In Gyu Kim, Ha Bin Chung
  • Patent number: 12265044
    Abstract: The present invention relates to a method for detecting a void in a concrete composite member covered with a steel plate using a thermal image, and a method for managing the construction of a concrete composite member covered with a steel plate by applying same. According to the present invention, since the presence of the void is determined based on the steel plate surface temperature measured using the thermal image during the construction of the concrete composite member covered with the steel plate, the void generation may be precisely expected.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: April 1, 2025
    Assignees: SAMSUNG C & T CORPORATION, KOREA HYDRO & NUCLEAR POWER CO., LTD.
    Inventors: Kyung Hun Woo, Woo Jin Cho, Jae Bog Lee, Sang Joon Park, Ji Yong Yu, Tae Ha Park, Hyun Il Park, Chang Gook Song, Jhin Woo Shin
  • Publication number: 20250101776
    Abstract: A locking mechanism for a console device, which restricts a console armrest of the console device disposed between a driver seat and a passenger seat inside a vehicle, includes a housing mounted on a front surface of a console box of the console device, a pivoting lever pivotably coupled to an inner surface of the housing, a slider pivotably coupled to an upper body of the pivoting lever, an inertial member interlocking portion coupled to a lower body of the pivoting lever, an inertial member seating portion which is mounted on the housing and on which an inertial member is seated, and the inertial member provided between the inertial member interlocking portion and the inertial member seating portion and configured to operate the inertial member interlocking portion when a collision of the vehicle occurs.
    Type: Application
    Filed: January 5, 2024
    Publication date: March 27, 2025
    Inventors: Min-Woo Kwon, Jae-Hyun An, Chang-Hoon Yang, Hong-Sik Chang, Sung-Hwan Kim, Seung-Mok Yu, Ji-Hun Lee
  • Patent number: 12260275
    Abstract: Disclosed is an NFC device without a power button.
    Type: Grant
    Filed: April 26, 2023
    Date of Patent: March 25, 2025
    Assignee: 3A Logics Inc.
    Inventors: Sung Wan Kim, Pyeong Han Lee, Kwang Beom Park, Sung Hun Chun, Chang Ho Ryu
  • Patent number: 12261722
    Abstract: A method of processing a signal in a compressive sensing receiver, includes: obtaining a first signal received via an antenna; generating a first baseband signal by mixing the first signal with a second signal generated by a local oscillator based on a pseudo random binary sequence (PRBS); removing a spurious from the first baseband signal based on a pre-stored estimation value obtained by estimating the spurious generated by the local oscillator in advance; and detecting a spectral slice including the first signal based on the first baseband signal from which the spurious is removed and a measurement matrix.
    Type: Grant
    Filed: December 28, 2022
    Date of Patent: March 25, 2025
    Assignee: AGENCY FOR DEFENCE DEVELOPMENT
    Inventors: Jun Il Ahn, Sung Jin Jo, Chang Hun Lee, Sun Phil Nah
  • Publication number: 20250096135
    Abstract: A three-dimensional (3D) semiconductor device includes a stack structure including first and second stacks stacked on a substrate. Each of the first and second stacks includes a first electrode and a second electrode on the first electrode. A sidewall of the second electrode of the first stack is horizontally spaced apart from a sidewall of the second electrode of the second stack by a first distance. A sidewall of the first electrode is horizontally spaced apart from the sidewall of the second electrode by a second distance in each of the first and second stacks. The second distance is smaller than a half of the first distance.
    Type: Application
    Filed: November 27, 2024
    Publication date: March 20, 2025
    Inventors: Sung-Hun LEE, Seokjung YUN, Chang-Sup LEE, Seong Soon CHO, Jeehoon HAN
  • Patent number: 12252523
    Abstract: A peptide is described herein that has: (i) a simple structure compared to existing natural human erythropoietin, thus capable of easily passing through a tissue-blood barrier, (ii) excellent bioactivity with respect to cell-protecting activity, (iii) a low manufacturing cost, thus being economically advantageous, and (iv) no side effects on cell proliferation. Also, a pharmaceutical composition comprising the erythropoietin-derived peptide described herein as an active ingredient is described. The pharmaceutical composition may be used for preventing or treating cell damage-related illnesses, such as stroke, mechanical damage or ischemic damage to the nervous system, myocardial infarction, retinal damage, and diabetes. Also, the described pharmaceutical composition may be used for preventing cell damage.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: March 18, 2025
    Assignee: SYLUS CO., LTD.
    Inventors: Che il Moon, Seung Jun Yoo, Chang-Hun Lee, So Yeon Kim, Deok Ho Lee
  • Publication number: 20250087488
    Abstract: The present invention is related to a method for fabricating a semiconductor device capable of forming fine patterns. The method for fabricating the semiconductor device according to the present invention may comprise forming an etch mask layer on an etch target layer; forming a spacer structure in which first spacers and second spacers are alternately disposed and spaced apart from each other on the etch mask layer; forming first spacer lines through selective etching of the first spacers; forming second spacer lines through selective etching of the second spacers; and etching the etch target layer to form a plurality of fine line patterns using the first and second spacer lines.
    Type: Application
    Filed: November 25, 2024
    Publication date: March 13, 2025
    Inventors: Ji Hoon KIM, Jae Han PARK, Chang Hun LEE
  • Publication number: 20250074512
    Abstract: A vehicle front subframe includes: a pair of longitudinal members each extending in a longitudinal direction of a vehicle and having a mounting recess; an inner reinforcing member mounted in an inner cavity of each longitudinal member; and a suspension arm having a mount mounted in the mounting recess of each longitudinal member through a mount member.
    Type: Application
    Filed: October 30, 2023
    Publication date: March 6, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Chang Kyu Kim, Il Hun Park, Byung Joo Chung, Seung Hak Lee, Won Hae Lee
  • Patent number: 12236013
    Abstract: A mobility device may include a drive for driving the mobility device, a projector for outputting a visual stimulus, an electroencephalogram device for detecting a brainwave of a user, and a controller for controlling the drive and/or the projector. The controller may be connected to the EEG device, and may be configured to control the projector to output the visual stimulus to a surface at a position spaced by a specified distance from the mobility device.
    Type: Grant
    Filed: November 16, 2022
    Date of Patent: February 25, 2025
    Assignees: Hyundai Motor Company, Kia Corporation, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Seung Kyu Nam, Il Yong Yoon, Tae Jun Lee, Chang Hwan Im, Jin Uk Kwon, Hye Rin Nam, Ji Hun Hwang
  • Publication number: 20250061709
    Abstract: In a driving video recording system and a manufacturing method of the same, the driving video recording system includes a camera module for monitoring the surroundings of a vehicle; then first memory for storing a video transmitted from the camera module; the second memory for storing a computer program for controlling the storage of the video; and a controller including a processor for executing the computer program, wherein the computer program includes a contamination classification deep training network model, and the processor is configured to determine whether video data obtained by the camera module through the deep-learning network model is contaminated through the execution of the computer program.
    Type: Application
    Filed: November 28, 2023
    Publication date: February 20, 2025
    Applicants: Hyundai Motor Company, Kia Corporation, Sogang University Research & Business Development Foundation
    Inventors: Dong Hyuk JEONG, Gyun Ha KIM, Seok Ju YEOM, Jae Ho KWAK, Jung Hoon LEE, Seung Hun MOON, Suk Ju KANG, Chang Ryeol JEON
  • Patent number: 12183580
    Abstract: The present invention is related to a method for fabricating a semiconductor device capable of forming fine patterns. The method for fabricating the semiconductor device according to the present invention may comprise forming an etch mask layer on an etch target layer; forming a spacer structure in which first spacers and second spacers are alternately disposed and spaced apart from each other on the etch mask layer; forming first spacer lines through selective etching of the first spacers; forming second spacer lines through selective etching of the second spacers; and etching the etch target layer to form a plurality of fine line patterns using the first and second spacer lines.
    Type: Grant
    Filed: June 5, 2023
    Date of Patent: December 31, 2024
    Assignee: SK hynix Inc.
    Inventors: Ji Hoon Kim, Jae Han Park, Chang Hun Lee
  • Publication number: 20240363964
    Abstract: A battery module includes a cell assembly including at least one battery cell, a module case in which the cell assembly is accommodated, and a connector mounted on the module case. The connector includes a connector terminal for electrical connection with the battery cell, a connector housing surrounding the connector terminal, and a connector header body coupled to the connector housing and mounted on the module case in such a manner that at least a part of the connector header body is inserted into the module case. The connector header body is formed of a heterogeneous laminate material including a heat-resistant metal material with a melting point of 1000° C. or higher and a lightweight metal material lighter than the heat-resistant metal material.
    Type: Application
    Filed: September 19, 2022
    Publication date: October 31, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Chang-Hun LEE, Sang-Eun JUNG
  • Publication number: 20240304939
    Abstract: A battery module includes at least one battery cell; and a module case composed of a case body having an inner space for accommodating the battery cell and an open end on the upper side; and a top plate that covers the upper side of the open case body and is coupled to the upper portion of the case body. The open end of the case body has an assembly guide protrusion protruding upward from the surface thereof, and the top plate has an assembly guide hole that is press-fitted with the assembly guide protrusion at an edge thereof, and the entire outer circumference of the portion where the open end of the case body and the edge of the top plate are in contact with each other is welded.
    Type: Application
    Filed: October 19, 2022
    Publication date: September 12, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventor: Chang-Hun LEE
  • Patent number: 12083497
    Abstract: The present disclosure relates to a method for preparing a super absorbent polymer that enables the preparation of a more improved super absorbent polymer even without excessive use of a surfactant and use of a foaming agent, and a super absorbent polymer prepared therefrom which exhibits a superior absorption rate.
    Type: Grant
    Filed: May 4, 2020
    Date of Patent: September 10, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Sang Gi Lee, Mookon Kim, Yong Hun Lee, Hyemi Nam, Jiyoon Jeong, Chang Hun Lee