Patents by Inventor Dong-wook Kim

Dong-wook 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).

  • Publication number: 20250105447
    Abstract: Disclosed is an electrochemical device separator and an electrochemical device including the same. The separator includes a porous polymer substrate and a porous organic/inorganic composite coating layer formed on at least one surface of the polymer substrate, in which the porous coating layer includes particulate binder resins and inorganic particles, and [content of binder particles in an upper portion of a porous coating layer before impregnation with electrolyte/content of binder particles in a central portion of a porous coating layer before impregnation with electrolyte]?[content of binder particles in an upper portion of a porous coating layer after impregnation with electrolyte/content of binder particles in a central portion of a porous coating layer after impregnation with electrolyte] is 0.32 or less.
    Type: Application
    Filed: August 18, 2023
    Publication date: March 27, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Seung Hyun LEE, Min Ji KIM, Hye Won KIM, Dong Wook SUNG, Kyung Ryun KA
  • Publication number: 20250100658
    Abstract: A life-saving robot includes a housing having a round ring shape, a buoyancy generator disposed at an upper portion of the housing, a thrust generator disposed at a lower portion of the housing and configured to provide propulsive force, a driver configured to provide power to the thrust generator, and a guard portion that is disposed at the lower portion of the housing and covers the thrust generator. An exterior of the life-saving robot is substantially spherical and defined by a combination of the buoyancy generator, the housing, and the guard portion.
    Type: Application
    Filed: September 18, 2024
    Publication date: March 27, 2025
    Inventors: Sung Jun KIM, Dong Hoon OH, Jin Wook KIM
  • Publication number: 20250100340
    Abstract: Disclosed are a mount control system and method for vehicles in which a camera of an electronically controlled suspension system with road preview photographs a road surface condition of a road ahead of a vehicle, a suspension controller determines a road surface state of the road based on photographed information of the camera, and a mount controller controls semi-active mounts to be in an on state or in an off state based on road surface state determination information transmitted from the suspension controller and values detected by wheel acceleration sensors mounted on wheels of the vehicle, so as to improve not only NVH performance but also driving vibration damping performance depending on the road surface state.
    Type: Application
    Filed: January 10, 2024
    Publication date: March 27, 2025
    Inventors: Jin Hyun KIM, Jang Ho KIM, Dong Wook LEE, Hyung Jin KIM, Eun Suk YOO, Jong Hoon CHOI, Sang Hyun PARK, Seong Eun HONG, Young Jae KIM, Hyeon Jun KIM, In Yong JUNG, Chang Beom KIM
  • Publication number: 20250105444
    Abstract: Disclosed is a separator for an electrochemical device capable of securing peel strength between a porous polymer substrate and an organic and inorganic composite porous layer and having excellent heat resistance. A manufacturing method thereof and an electrochemical device equipped with the separator are also disclosed. The separator according to one embodiment includes a porous polymer substrate and an organic and inorganic composite porous layer on at least one surface of the porous polymer substrate. The organic and inorganic composite porous layer includes inorganic particles and a particulate acrylic binder polymer, in which the particulate acrylic binder polymer has a crosslinked structure mediated by a benzophenone functional group.
    Type: Application
    Filed: January 13, 2023
    Publication date: March 27, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hwan Ho SHIN, Dong Hun BAE, Ji Eun KIM, Dong Wook SUNG
  • Patent number: 12262629
    Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer. The organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2. The first compound may be included in an emission layer, and the second compound may be included in an electron transport region.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: March 25, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Soo Bae, Seul-Ong Kim, Dong-Hyun Kim, Sung-Wook Kim, Tsuyoshi Naijo, Hye-In Jeong, Hwan-Hee Cho
  • Patent number: 12261322
    Abstract: An electrochemical device separator including a porous polymer substrate and a porous organic/inorganic composite coating layer on at least one surface of the porous polymer substrate. The porous organic/inorganic composite coating layer includes particulate binder polymers, a non-particulate acrylic-containing polymer, and first inorganic particles. The particulate binder polymers include hybrid polymer particles including a fluorine-containing polymer and an acrylic-containing polymer, and acrylic-containing polymer particles. The acrylic-containing polymer particles have a particle size D50 (a) in a range of 1 ?m to 7 ?m, the first inorganic particles have a particle size D50 (b) in a range of 200 nm to 800 nm, a/b is in a range of 2 to 15, and hybrid polymer particles have a particle size D50 less than 250 nm.
    Type: Grant
    Filed: February 23, 2023
    Date of Patent: March 25, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Kyung Ryun Ka, Min Ji Kim, Seung Hyun Lee, Dong Wook Sung
  • Publication number: 20250087139
    Abstract: A pixel includes: a light emitting element; a first transistor including a gate electrode electrically connected to a first node, a second node to which a first power voltage for driving the light emitting element is to be applied, and a third node electrically connected to the light emitting element; and a bias control transistor configured to be controlled in operating timing thereof by a bias control signal, and configured to switch electrical connection between the second node and a bias power line for transmitting a bias voltage. In one frame period, a voltage level of the bias voltage to be applied to the second node sequentially increases.
    Type: Application
    Filed: November 22, 2024
    Publication date: March 13, 2025
    Inventors: Se Hyuk PARK, Hong Soo KIM, Young Ha SOHN, Jin Wook YANG, Dong Gyu LEE, Jae Hyeon JEON
  • Publication number: 20250084196
    Abstract: An aspect of the present invention is to provide a fluorine-based polymer showing a significantly low dielectric constant of less than 1.8 and a fluorine-based polymer composition including the same. The fluorine-based polymer provided in an aspect of the present invention shows a very low dielectric constant, wherein the polymer is not only a pollution-reducing material generating no harmful substance, but may also be utilized as a coating material in various fields due to high adhesiveness. Furthermore, a polymer film employing the polymer as a material has a volume resistance of about 5.8×1015 Ohmcm, showing an excellent resistance value as an insulating material.
    Type: Application
    Filed: July 4, 2022
    Publication date: March 13, 2025
    Inventors: Eun-Ho SOHN, Won Wook SO, In Joon PARK, Bong Jun CHANG, Hong Suk KANG, Ju Hyeon KIM, Ji Hoon BAIK, Sang Goo LEE, Hyeon Jun HEO, Shin Hong YOOK, Dong Je HAN, Ji Young LEE
  • Patent number: 12249375
    Abstract: Provided herein is a memory device that may include a string, a voltage generation circuit, a page buffer, and a channel initializing circuit. The string may include select transistors and memory cells coupled in series between a bit line and a source line. The page buffer may be configured to precharge or discharge the bit line. The voltage generation circuit may be configured to apply a turn-on voltage or a turn-off voltage to select lines coupled to the select transistors, apply at least one operating voltage to word lines coupled to the memory cells, or discharge the select lines or the word lines. The channel initializing circuit may be configured to control the voltage generation circuit and the page buffer so as to initialize a channel of the string when an operation performed on the memory cells is completed or is suspended before being completed.
    Type: Grant
    Filed: November 25, 2022
    Date of Patent: March 11, 2025
    Assignee: SK hynix Inc.
    Inventors: Dong Jun Kim, Hea Jong Yang, Jong Wook Kim, Pyung Hwa Kim, Yong Hwan Jang
  • Publication number: 20250073406
    Abstract: A central monitoring system using artificial ventilators, comprises: a plurality of artificial ventilators positioned inside a hospital room in a ward and connected to the respiratory tracts of a plurality of patients recovering inside the hospital room, so as to supply oxygen to the plurality of patients; an image-capturing unit positioned inside the hospital room so as to capture the plurality of patients in real time; a communication unit for receiving a plurality of pieces of patient condition information transmitted from the plurality of artificial ventilators and patient-capturing information transmitted from the image-capturing unit; and a communication connection unit for connecting the plurality of artificial ventilators and the communication unit, and transmitting, to the communication unit, the plurality of pieces of patient condition information transmitted from the plurality of artificial ventilators.
    Type: Application
    Filed: September 16, 2022
    Publication date: March 6, 2025
    Inventors: Jae Hoon SONG, Seong Hun CHANG, Hyun Hun KIM, Gyung Tae KIM, Dong Wook SHIN
  • Patent number: 12244021
    Abstract: Disclosed are a fuel cell catalyst of which only a portion, which has relatively low catalytic activity and in which the greatest amount of platinum elution occurs and platinum oxide is easily formed, is selectively coated with a protective layer, and thus degradation due to the long-term operation of a fuel cell can be effectively prevented while also minimizing a deterioration in catalytic activity; a manufacturing method therefor; and a membrane-electrode assembly including same. The fuel cell catalyst of the present invention comprises: a nanoparticle containing platinum; and a protective layer which is selectively coated on only a portion of the surface of the nanoparticle and can suppress the oxidation of the platinum through electronic interaction with the nanoparticle.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: March 4, 2025
    Assignees: KOLON INDUSTRIES, INC., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jun Young Kim, Nak-Won Kong, Kah-Young Song, Hee-Tak Kim, Dong Wook Lee
  • Patent number: 12243975
    Abstract: A method for manufacturing a secondary battery includes a forming step of pressing a pouch sheet by using a press die so that left and right accommodation grooves, which are bilaterally symmetrical to each other and are opened upward, and a bridge connecting the left and right accommodation grooves to each other are formed in the pouch sheet, wherein the bridge protrudes upward with respect to bottom surfaces of the left and right accommodation grooves, and a curved portion having a rounded shape is formed on an upper end of the bridge, a seating step of seating an electrode assembly in one of the left and right accommodation grooves, and a folding step of folding the pouch sheet so that the left and right accommodation grooves face each other.
    Type: Grant
    Filed: August 25, 2023
    Date of Patent: March 4, 2025
    Assignee: LG Energy Solution, Ltd.
    Inventors: Sung Chul Park, Sang Wook Kim, Dae Won Lee, Dong Hyeuk Park
  • Publication number: 20250072175
    Abstract: A display device according to one or more embodiments includes a first substrate including emission areas, and a non-emission area between the emission areas, light-emitting elements above the first substrate and respectively in the emission areas, a second substrate above the first substrate, and defining grooves corresponding to the emission areas on a surface facing the first substrate, light conversion layers in the grooves above the light-emitting elements, and reflective layers on sidewalls of the grooves, and surrounding the light conversion layers in plan view.
    Type: Application
    Filed: April 25, 2024
    Publication date: February 27, 2025
    Inventors: Ji Wook MOON, Jong Moo HUH, Min Woo KIM, Dong Jun LEE, Ju Yon LEE
  • Patent number: 12237516
    Abstract: A case for a secondary battery, in which an electrode assembly having a structure, in which electrodes and separators are alternately disposed, is accommodated, includes: a first recess part and a second recess part, each of which has a recessed shape; a circumferential part configured to surround a circumference of each of the first recess part and the second recess part when the case is unfolded; and a connection part provided between the first recess part and the second recess part to connect the first recess part to the second recess part, wherein, when the case is unfolded, the connection part has a shape that is recessed from each of the first recess part and the second recess part in one direction.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: February 25, 2025
    Assignee: LG Energy Solution, Ltd.
    Inventors: Hyun Beom Kim, Min Kyu Min, Sung Yun Kwak, Dae Wook Kim, Jeong Min Ha, Gi Man Kim, Dong Yeon Kim, Kyu Hyun Choi
  • Publication number: 20250053053
    Abstract: A display device includes a first display area including a plurality of first pixel areas and a second display area including a plurality of second pixel areas and a plurality of light transmitting areas. Each of the plurality of first pixel areas includes at least one first pixel to display an image. Each of the plurality of second pixel areas includes at least one second pixel to display the image. The light transmitting area does not include a pixel capable of displaying the image and has higher light transmittance than the second pixel area. In the second display area, at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a first direction, and at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a second direction different from the first direction.
    Type: Application
    Filed: October 30, 2024
    Publication date: February 13, 2025
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hyun-Chol BANG, Won Kyu KWAK, Dong Wook KIM, Jin Woo PARK, Sun-Ja KWON
  • Patent number: 12220092
    Abstract: The present disclosure provides a toilet cover allowing an inside of a toilet, which includes a toilet seat and the toilet cover, to be checked and having one end fixed to an upper portion of the toilet by a steel hinge to be able to be opened and closed by rotation, the toilet cover including: at least one transparent hole of a first transparent hole which is a through-hole with a predetermined diameter that is filled with a transparent material and includes a convex lens therein and a second transparent hole which is a through-hole with a predetermined diameter that is filled with a transparent material and includes a concave lens therein; and a colored cellophane sheet configured to cover the at least one transparent hole.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: February 11, 2025
    Inventor: Dong Wook Kim
  • Patent number: 12223050
    Abstract: Disclosed herein are an apparatus for analyzing non-informative firmware and a method using the apparatus. The method includes detecting a target instruction for firmware analysis in a memory map in non-informative firmware, generating an analysis list based on memory map information corresponding to the target instruction, and generating a visualized analysis result corresponding to the firmware by grouping the entries of the analysis list by preset reference bytes.
    Type: Grant
    Filed: October 25, 2022
    Date of Patent: February 11, 2025
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Dae-Won Kim, Sang-Su Lee, Yong-Je Choi, Byeong-Cheol Choi, Dong-Wook Kang, Yang-Seo Choi
  • Publication number: 20250044885
    Abstract: The present invention relates to a method of evaluating a magneto-rheological rotating load device. In a method of evaluating a structural defect of a magneto-rheological rotating load device according to the present invention, the magneto-rheological rotating load device includes a housing, a shaft rotatably installed in the housing, one or more rotary rings connected to the shaft and configured to rotate in conjunction with a rotation of the shaft, a coil part disposed in the housing, and a magneto-rheological fluid with which at least a part in the housing is filled, and the method includes measuring whether a torque value, which is applied when the shaft and the rotary ring rotate, decreases from an initial set value within a predetermined range.
    Type: Application
    Filed: October 18, 2024
    Publication date: February 6, 2025
    Applicant: CK MATERIALS LAB CO., LTD.
    Inventors: Hyeong Jun KIM, Jeen Gi KIM, Min Jae KANG, Dong Wook KIM
  • Patent number: 12206130
    Abstract: Provided are a composite separator including a coating layer including inorganic particles and a binder formed on a porous substrate, which has improved coatability and improved thermal shrinkage, and a lithium secondary battery using the same.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: January 21, 2025
    Assignees: SK Innovation Co., Ltd., SK ie technology Co., Ltd.
    Inventors: Sun Young Kim, Tae Wook Kwon, Heung Taek Bae, Dong Gun Lee, Yun Bong Kim, Min Kyung Seon
  • Publication number: 20250022308
    Abstract: A display device including: scan lines including first and second scan lines; pixels connected to the scan lines; photo sensors connected to some of the scan lines, the photo sensors including a first photo sensor connected to the first scan line and a readout line, and a second photo sensor connected to the second scan line and the readout line; a scan driver to provide scan signals to the scan lines; and a readout circuit to receive, through the readout line, detection signals which are outputted from the photo sensors in response to the scan signals, wherein, while the scan signals are provided to the first and second scan lines, the readout circuit samples a detection signal of one of the first photo sensor and the second photo sensor without sampling a detection signal of the other one of the first photo sensor and the second photo sensor.
    Type: Application
    Filed: September 30, 2024
    Publication date: January 16, 2025
    Inventors: Il Nam KIM, Seung Hyun MOON, Dong Wook YANG, Hyun Dae LEE, Kang Bin JO, Go Eun CHA, Hee Chul HWANG