Patents by Inventor Hyun-jun Cho

Hyun-jun Cho 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: 11608413
    Abstract: Provided are a polytrimethylene ether glycol and a preparation method thereof, wherein various by-products and oligomers may be effectively removed from a polytrimethylene ether glycol product without exposing to a high temperature for a long period of time, and therefore, a molecular weight variation may be reduced due to the removal of various by-products and low molecular weight oligomers.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: March 21, 2023
    Inventors: Jae-Il Chung, Hyun Jun Cho, Han-Seok Kim, Deug-Soo Kim
  • Publication number: 20230082802
    Abstract: An apparatus for processing a substrate includes a reaction tube, a side cover, a heater, a first gas supplier, a second gas supplier and a controller. The reaction tube is configured to receive a substrate boat in which a plurality of the substrate is received to process the substrate. The side cover is configured to receive the reaction tube. The heater lines the interior of the side cover. The first gas supplier is provided to an upper portion of the side cover to supply a cooling gas at a first supplying rate to a space between the side cover and the reaction tube. The second gas supplier is provided to a lower portion of the side cover to supply the cooling gas at a second supplying rate different from the first supplying rate to the space between the side cover and the reaction tube. The controller controls the reaction tube.
    Type: Application
    Filed: November 18, 2022
    Publication date: March 16, 2023
    Applicants: SK hynix Inc., EUGENE TECHNOLOGY CO., LTD.
    Inventors: Min Jin JUNG, Tae Hwan KIM, Min Woong KANG, Hyun Jun YOO, Sung Ho KANG, Song Hwan PARK, Bo Sun KIM, Hong Won LEE, Joo Hyun CHO, Yong Tak JIN
  • Publication number: 20230071229
    Abstract: A display device includes: a display module; a plate positioned on a rear surface of the display module; and a digitizer positioned on a rear surface of the plate. The plate includes a first layer, a second layer, and a third layer each including carbon fiber reinforced plastic, and a fiber area weight (FAW) of the second layer is 100 g/m2 to 150 g/m2.
    Type: Application
    Filed: June 3, 2022
    Publication date: March 9, 2023
    Inventors: Hong Kwan LEE, Yong Hyuck LEE, Hyun Jun CHO, Sohra HAN
  • Patent number: 11598319
    Abstract: The present invention relates to an actuator using a photo-responsive shape-changing construct, the actuator comprising: a 1-1 polymer film and a 1-2 polymer film, configured to undergo a bending deformation in response to a light irradiation; a first restricting member provided between the 1-1 polymer film and the 1-2 polymer film so as to allow the 1-1 polymer film and the 1-2 polymer film to be connected to each other; and a rotation member configured to rotate as the rotation member, at least in part, is pushed by an end of the 1-1 polymer film along with the bending deformation of the 1-1 polymer film.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: March 7, 2023
    Assignee: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Maeng Hyo Cho, Hee Jun Sung, Hong Seok Kim, Hyun Su Kim
  • Publication number: 20230067336
    Abstract: A battery pack includes a cell assembly unit including a plurality of battery cells and a bus bar configured to electrically connect the plurality of battery cells, a frame unit accommodating the cell assembly unit, and a bracket unit fixing the cell assembly unit to the frame unit. The bracket unit and the frame unit form a flow path through which a gas is discharged. A reverse flow prevention member is disposed between the bus bar and the bracket unit. The reverse flow prevention member includes a plurality of gas permeation holes, each of which extends from one end facing the bus bar and leads to another end facing the flow path.
    Type: Application
    Filed: August 29, 2022
    Publication date: March 2, 2023
    Inventors: Ha Neul Choi, Min Song Kang, Jeong Woon Ko, Bon Seok Ku, Byeong Jun Pak, Ja Sung Yun, Jun Hee Jung, Hyun Jae Jung, Sei Hoon Cho, Jin Su Han, Jae Il Hwang
  • Patent number: 11592951
    Abstract: A display device includes a display panel configured to display an image on a first surface thereof, a digitizer layer disposed on a second surface opposite to the first surface of the display panel and including first electrode patterns configured to generate a magnetic field and second electrode patterns configured to generate a magnetic field, a shield member disposed on a first surface of the digitizer layer, and a rigid member between the display panel and the shield member.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: February 28, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hirotsugu Kishimoto, Da Som Gu, Yong Hyuck Lee, Chul Ho Jeong, Hyun Jun Cho, Soh Ra Han, Hyun Been Hwang
  • Publication number: 20230053008
    Abstract: A system for detecting a defective battery using wireless communications. The system includes first sensors and a first master device. The first sensors are matched on a 1:1 basis with first battery modules to monitor the first battery modules. The first master device communicates with the first sensors. The respective first sensors each include a first monitoring circuit which collects a primary data on a 1:1-matched first battery module in a monitoring mode, and a first communicating circuit which outputs the primary data to the first master device in a communicating mode. The first monitoring circuit is turned off in the communicating mode. The first communicating circuit is turned off in the monitoring mode.
    Type: Application
    Filed: May 27, 2021
    Publication date: February 16, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ji Won Hwang, Hyun Ki Cho, Sang Hoon Lee, Jae Dong Park, Hu Jun Lee, Jung Hyun Kwon
  • Publication number: 20230044255
    Abstract: The present technology provides 3,3-difluoroallylamines or pharmaceutically acceptable salts thereof, preparation processes thereof, pharmaceutical compositions comprising the same, and uses thereof. The 3,3-difluoroallylamines or their pharmaceutically acceptable salts exhibit potent inhibitory activity on VAP-1 and therefore can be usefully applied, e.g., for the treatment and prophylaxis of nonalcoholic hepatosteatosis (NASH).
    Type: Application
    Filed: July 6, 2021
    Publication date: February 9, 2023
    Inventors: Tae Dong HAN, Hee Jae TAK, Eun Kyung KIM, Eui Chul LEE, Sol PARK, Hyok Jun CHO, Cheol Hee LIM, So Young KIM, Hyun Ho CHOI, Da Na JEONG, Na Yeon YANG, Na Ry HA
  • Publication number: 20230038117
    Abstract: The present invention relates to a drying apparatus capable of regenerating an adsorbent used for drying using microwaves. The drying apparatus of the present invention is formed to include a microwave irradiation means configured to irradiate microwaves to the adsorbent in a plurality of reaction towers in which the adsorbent adsorbing moisture or carbon dioxide is embedded, and when regenerating the adsorbent, directly heats the adsorbent using microwaves, thereby shortening a heating time and securing a sufficient cooling time, resulting in the effect of reducing the amount of dry air consumed for cooling and further increasing the drying efficiency.
    Type: Application
    Filed: September 7, 2021
    Publication date: February 9, 2023
    Inventors: Byoung Cheol CHO, Woo Jin YUN, Myoung Hwan YOO, Hyun Wook LEE, Sang Jun PARK
  • Publication number: 20230022093
    Abstract: A display device including: a display panel configured to display an image in units of a frame; an input sensor disposed on the display panel, and configured to sense an external input; a panel driver configured to control driving of the display panel in response to a synchronization signal; and a sensor controller configured to control driving of the input sensor, wherein the sensor controller receives the synchronization signal from the panel driver and outputs a plurality of transmission signals to the input sensor, and the plurality of transmission signals are varyingly generated based on the synchronization signal.
    Type: Application
    Filed: April 11, 2022
    Publication date: January 26, 2023
    Inventors: Jinwoo Park, Taejoon Kim, Jungmok Park, Il Ho Lee, Wankee Jun, Hyun-Wook Cho
  • Publication number: 20230017674
    Abstract: A foldable display device includes a display panel which includes a folding area, a first non-folding area disposed adjacent to a first side of the folding area, and a second non-folding area disposed adjacent to a second side of the folding area opposite to the first side of the folding area, and a panel support member which is disposed on a surface of the display panel and in which a plurality of slits extending in a first direction is defined. The panel support member includes a first layer which has a first fiber yarn extending in a second direction intersecting the first direction, a second layer which has a second fiber yarn extending in the first direction, and a third layer which has a third fiber yarn extending in the second direction.
    Type: Application
    Filed: March 16, 2022
    Publication date: January 19, 2023
    Inventors: Min Ji KIM, Yong Hyuck LEE, Hyun Jun CHO
  • Publication number: 20220393320
    Abstract: A battery pack includes a pack case having a predetermined accommodation space, a plurality of battery modules accommodated in the pack case and having a plurality of battery cells stacked on each other, at least one partition isolation member disposed to compart the plurality of battery modules in a direction parallel to a stacking direction of the plurality of battery cells, a plurality of bus bar members configured to electrically connect the plurality of battery modules, a plurality of relay units connected to the plurality of bus bar members, and an outer resistor unit connected to the plurality of relay units and provided at one inner side of the pack case.
    Type: Application
    Filed: September 21, 2020
    Publication date: December 8, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jee-Soon CHOI, Se-Won KIM, Sang-Jun PARK, Dal-Mo KANG, Gyu-Jong BAE, Sang-Hoon LEE, Hyun-Ki CHO, Yong-Seok CHOI
  • Publication number: 20220374945
    Abstract: A method for managing item feed information according to example embodiments may include at least one of generating source information for an advertisement feed of items based on item information of a service related to the electronic apparatus, acquiring setting information for feed generation, generating feed information corresponding to at least one publisher by processing the generated source information based on the setting information, and providing the generated feed information to a server of the at least one publisher.
    Type: Application
    Filed: August 27, 2021
    Publication date: November 24, 2022
    Applicant: Coupang Corp.
    Inventors: Jae Hee Lee, Jae Sic Hwang, Chang Kwon Jeong, Qiang Sun, Sang Jun Kim, Binna Kim, Hyun Jung Cho
  • Publication number: 20220291775
    Abstract: An electronic device includes a first electrode, a second electrode, and a third electrode. The first electrode includes a first boundary side extending in a direction. The second electrode includes a second boundary side extending in the direction. The third electrode is disposed between and spaced apart from the first electrode and the second electrode. The third electrode includes a first side facing the first boundary side and a second side facing the second boundary. The first side and the second side have shapes that are asymmetric to each other with respect to a center axis extending in the direction.
    Type: Application
    Filed: May 29, 2022
    Publication date: September 15, 2022
    Inventors: Sanghyun JUN, Hwan-hee JEONG, Kicheo! KIM, Jaehyun LEE, Hyun-wook CHO
  • Publication number: 20220276542
    Abstract: A light route control member according to an embodiment comprises: a first substrate into which light is incident from an external area; a first electrode disposed on the top surface of the first substrate; a second substrate disposed above the first substrate; a second electrode disposed on the bottom surface of the second substrate; and a light conversion unit disposed between the second electrode and the second electrode, wherein the light conversion unit comprises partition wall units and receiving units which are alternately arranged, each of the receiving units has a light transmittance that changes according to the application of voltage, the refractive index of the partition wall units is larger than the refractive index of the external areas, and the difference between the refractive index of the partition wall units and the refractive index of the external areas is 0.3 or higher.
    Type: Application
    Filed: July 28, 2020
    Publication date: September 1, 2022
    Inventors: Sang Jun KO, Kweon Jin LEE, Hyun Dong CHO
  • Publication number: 20220238821
    Abstract: A display device includes a display panel having a front surface where images are displayed; a rear-side layer disposed on a rear surface of the display panel, including a plurality of conductive patterns and having first surface unevenness on a front surface thereof; and a support plate disposed between the display panel and the rear-side layer and having a flat surface on a front surface thereof. The support plate includes glass or ceramic.
    Type: Application
    Filed: January 26, 2022
    Publication date: July 28, 2022
    Inventors: HYUN JUN CHO, Yong Kwan Kim, Yong Hyuck LEE, Soh Ra HAN, Kyu Young KIM, Han Sun RYOU
  • Publication number: 20220113824
    Abstract: A display device includes a display panel configured to display an image on a first surface thereof, a digitizer layer disposed on a second surface opposite to the first surface of the display panel and including first electrode patterns configured to generate a magnetic field and second electrode patterns configured to generate a magnetic field, a shield member disposed on a first surface of the digitizer layer, and a rigid member between the display panel and the shield member.
    Type: Application
    Filed: May 12, 2021
    Publication date: April 14, 2022
    Inventors: Hirotsugu Kishimoto, Da Som Gu, Yong Hyuck Lee, Chul Ho Jeong, Hyun Jun Cho, Soh Ra Han, Hyun Been Hwang
  • Publication number: 20220025116
    Abstract: This invention relates to polyamide-10 and a method for preparing the same, and according to this invention, polyamide-10 having superior mechanical and thermal properties can be prepared by preparing polyamide-10 while controlling the condensation polymerization conditions of 10-aminodecanoic acid.
    Type: Application
    Filed: November 27, 2019
    Publication date: January 27, 2022
    Inventors: Chong Kwon PAE, Min Soo KIM, Soo-Hyun KIM, Jae Kyun PARK, Jeong Ho PARK, Jong-In LEE, Chang-yeol LEE, Jae-IL CHUNG, Hyun Jun CHO
  • Patent number: 11111347
    Abstract: A method for manufacturing an organic light emitting device includes: forming an organic light emitting display panel including a substrate provided on a support substrate, an organic light emitting element on the substrate, and a thin film encapsulating film covering the organic light emitting element; detaching the support substrate from the organic light emitting display panel; attaching a bottom protecting film to a bottom of the organic light emitting display panel, the bottom protecting film comprising a first electricity removing layer configured to remove static electricity; and cutting the organic light emitting display panel into a plurality of organic light emitting devices.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: September 7, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyo-Young Mun, Young-Gu Kim, Young-Ji Kim, Hyun-Jun Cho
  • Publication number: 20200277437
    Abstract: Provided are a polytrimethylene ether glycol and a preparation method thereof, wherein various by-products and oligomers may be effectively removed from a polytrimethylene ether glycol product without exposing to a high temperature for a long period of time, and therefore, a molecular weight variation may be reduced due to the removal of various by-products and low molecular weight oligomers.
    Type: Application
    Filed: September 11, 2018
    Publication date: September 3, 2020
    Inventors: Jae-IL CHUNG, Hyun Jun CHO, Han-Seok KIM, Deug-Soo KIM