Patents by Inventor In Sik Lee

In Sik 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: 20250109084
    Abstract: A method for preparing neopentyl glycol, including: performing a hydrogenation reaction in a first hydrogenation reactor to obtain a first reaction product including neopentyl glycol; supplying the first reaction product to a flash drum to obtain hydrogen and a first degassed solution stream from which the hydrogen has been degassed; supplying the hydrogen to a second hydrogenation reactor; supplying the first degassed solution stream to a first heat exchanger to lower the temperature; supplying a part of the first degassed solution stream having the lowered temperature to the second hydrogenation reactor as a second branch stream; performing the hydrogenation reaction in the second hydrogenation reactor to obtain a second reaction product including neopentyl glycol; and introducing the second reaction product to a neopentyl glycol refining process to obtain neopentyl glycol.
    Type: Application
    Filed: September 1, 2023
    Publication date: April 3, 2025
    Inventors: Sung Kyun Kim, Sung Kyu Lee, Na Ro Ha, Seung Sik Cho
  • Publication number: 20250112236
    Abstract: A cathode material for sulfide-based all-solid-state batteries, in which Li3V2(PO4)3 (LVP) is doped with a transition metal having an oxidation number of +5 or more and the surface of the cathode material is substituted with a halogen element so as to have improved surface stability and energy density and to suppress side reactions with a solid electrolyte, a manufacturing method thereof, and an all-solid-state battery using the same.
    Type: Application
    Filed: December 11, 2024
    Publication date: April 3, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Im Sul Seo, Sang Heon Lee, Sung Woo Noh, Jeong Hyun Seo, Chung Bum Lim, Ju Yeong Seong, Je Sik Park
  • Publication number: 20250107777
    Abstract: The present invention provides an ultrasound system, which comprises: a signal acquiring unit to transmit an ultrasound signal to an object and acquire an echo signal reflected from the object; a signal processing unit to control TGC (Time Gain Compensation) and LGC (Lateral Gain Compensation) of the echo signal; a TGC/LGC setup unit adapted to set TGC and LGC values based on TGC and LGC curves inputted by a user; and an image producing unit adapted to produce an ultrasound image of the object based on the echo signal. The signal processing unit is further adapted to control the TGC and the LGC of the echo signal based on the TGC and LGC values set by the TGC/LGC setup unit.
    Type: Application
    Filed: December 13, 2024
    Publication date: April 3, 2025
    Applicant: SAMSUNG MEDISON CO., LTD.
    Inventors: Doo Sik Lee, Mi Jeoung Ahn
  • Publication number: 20250109082
    Abstract: The present invention provides: an ethylene oligomerization method in which an ethylene oligomer is produced by reacting a chromium complex, an organic aluminium compound, and an organic zinc compound with ethylene; and the ethylene oligomer thereof.
    Type: Application
    Filed: September 23, 2022
    Publication date: April 3, 2025
    Inventors: Kye Sung CHO, Dong Geun LEE, Sang Joon OH, Ho Sik CHANG, Jin Suk LEE
  • Patent number: 12265813
    Abstract: An apparatus and method for generating a neural network executable image are disclosed. The apparatus receives user requirements including a default neural network model and training result data for generating a neural network executable image required by a user, checks whether the default neural network model included in the user requirements is capable of being supported in a target system in which the neural network executable image is to be installed, converts the default neural network model into a neural network model executable in the target system, converts the training result data by reconfiguring the data format set of the training result data, and generates a neural network executable image by combining the converted neural network model and the converted training result data.
    Type: Grant
    Filed: January 18, 2023
    Date of Patent: April 1, 2025
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kyung-Hee Lee, Ji-Young Kwak, Seon-Tae Kim, Jae-Bok Park, Ik-Soo Shin, Chang-Sik Cho
  • Patent number: 12266292
    Abstract: A display device includes a display unit including pixels connected to data lines and scan lines, first and second temperature sensors for sensing first and second temperatures of the display unit, a data driver configured to generate a data signal configured to be supplied to the data lines using output data, and attached to a first printed circuit board configured to be fixed to a rear surface of the display unit, a timing controller configured to generate the output data using input data, and attached to a second printed circuit board configured to be fixed to the rear surface of the display unit, and a storage having a temperature weight table including a weight corresponding to the first and second temperatures and a plurality of temperature tables including temperature information of the display unit corresponding to an attachment position of the second printed circuit board.
    Type: Grant
    Filed: July 14, 2023
    Date of Patent: April 1, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Jin Seo, Tae Wan Kim, Hwa An Sung, Hyun Sik Yoon, Jeong Ah Lee, Dae Ho Hwang
  • Patent number: 12263713
    Abstract: An air conditioner for a vehicle may include a first air conditioner provided on the engine compartment side with respect to a dash panel, and including an intake unit of suctioning internal or external air and blowing same to the vehicle interior side; and a second air conditioner provided on the vehicle interior side with respect to the dash panel, and including a duct for discharging conditioned air to the vehicle interior side. The dash panel has a through hole formed therein, and has an air guide which connects the first air conditioner and the second air conditioner to each other through the through hole.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: April 1, 2025
    Assignees: Hyundai Motor Company, Kia Corporation, Hanon Systems
    Inventors: Seung Ho Lee, Seo-Jun Yoon, Sang Ki Lee, Yong Sik Kim, Myung Hun Kang, Eung Young Kim, Jung Mo Kwak
  • 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
  • Publication number: 20250100280
    Abstract: An apparatus for manufacturing display devices includes: a stage; and a head unit disposed on the stage and including a nozzle unit. The head unit further includes a first coating portion covering a bottom surface of the head unit and at least a part of an inner surface of the nozzle unit, and where a thickness of at least a part of the first coating portion becomes narrower toward a top of the first coating portion.
    Type: Application
    Filed: June 4, 2024
    Publication date: March 27, 2025
    Inventors: Byeong Jun LEE, Jae Sik KIM, Jung Han SEO, Woo Yong SUNG, Kwan Hyuck YOON, Seung Ho YOON, Hye Min LEE, Seung Gun CHAE
  • Publication number: 20250100887
    Abstract: An embodiment provides a Joule heating-based roll-to-roll graphene manufacturing method and a graphene manufacturing apparatus, by suppressing the stress concentration and deformation generated in a catalytic metal passing between a first roller part and a second roller part, stable roll-to-roll transfer for a synthesis area arranged so as to extend in a downward direction can be ensured for temperature compensation, and the synthesis area is transferred in a state of maintaining a concave shape toward a temperature compensation area without a cross section distorted in the longitudinal direction.
    Type: Application
    Filed: December 13, 2022
    Publication date: March 27, 2025
    Inventors: Hyun June JUNG, Hak Joo LEE, Jae Hyun KIM, Kyung Sik KIM
  • Patent number: 12257925
    Abstract: A power conversion system includes: a main battery configured to be recharged with power and to supply the recharged power to a motor, thereby supplying rotation force to a wheel of a vehicle; an auxiliary battery configured to recharge the main battery or to assist a power supply function of the main battery; and a power converter connected to auxiliary battery, the power converter comprising a bypass circuit and a buck converter. The buck converter includes a buck switch, and is configured to convert a voltage of the auxiliary battery into a voltage for recharging the main battery in accordance with an ON/OFF switching operation of the buck switch.
    Type: Grant
    Filed: November 11, 2022
    Date of Patent: March 25, 2025
    Assignees: Hyundai Motor Company, Foundation for Research and Business, Seoul National University of Science and Technology, Kia Corporation
    Inventors: In Yong Yeo, Youn Sik Lee, Se Wan Choi
  • Patent number: 12259772
    Abstract: A power management circuit includes a control signal reception circuit configured to receive a power control signal for controlling an operation of the power management circuit in correspondence to a driving mode of a panel, from a microcontroller which receives information on the driving mode of the panel; an output signal change circuit configured to change an output signal of the power management circuit in response to the power control signal; a control target selection circuit configured to select a control target circuit to which the output signal is to be transferred; and an output signal transmission circuit configured to transfer the output signal to the control target circuit.
    Type: Grant
    Filed: September 8, 2022
    Date of Patent: March 25, 2025
    Assignee: LX SEMICON CO., LTD.
    Inventors: Seong Sik Yoon, Moon Ho Jang, Dal Eun Lee
  • Patent number: 12258282
    Abstract: A method for producing a nickel sulfate solution includes a leaching step of leaching a nickel cathode in sulfuric acid under a high temperature and a high pressure to produce a leachate, a neutralization step of neutralizing the leachate produced in the leaching step to produce a neutralized solution, and a filtration step of filtering the neutralized solution produced in the neutralization step to produce a filtrate.
    Type: Grant
    Filed: September 22, 2023
    Date of Patent: March 25, 2025
    Assignees: KOREA ZINC CO., LTD., KEMCO
    Inventors: Heon Sik Choi, Jae Hoon Joo, Tae Kyung Lee
  • Patent number: 12257887
    Abstract: A structure of a flap part for covering a rail part when opening a sliding door of a vehicle, includes a door flap part including an installation hole, a door flap guide, door trim flap links, elastic members, and a flap, wherein the sliding door is supported by a roller arm, and the rail part, which is externally exposed when the sliding door is opened, is covered by the flap part, and wherein at a time of opening the door, a roller provided on the roller arm comes into contact with a door flap guide and pushes the door flap guide to ensure a movement space for the roller arm.
    Type: Grant
    Filed: July 12, 2022
    Date of Patent: March 25, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION DUCK YANG INDUSTRY CO., LTD.
    Inventors: Jae-Seung Lee, Chung-Sik Yim, Yong-Hyun Nam, Kyu-Hoon Cho, Gwang-Seob Kim
  • Patent number: 12261514
    Abstract: An embodiment of the present disclosure provides a zero standby power system, comprising a power supply device comprising a plurality of power stages and a zero standby power device configured to receive an on/off signal and to control connections respectively to the plurality of power stages based on the received on/off signal, wherein the zero standby power device may comprise an on/off controller configured to be maintained to be in an operation state and to receive an on/off signal at an arbitrary time point.
    Type: Grant
    Filed: September 15, 2023
    Date of Patent: March 25, 2025
    Assignee: POWER LSI CO., LTD.
    Inventors: Won Tae Lee, Won Ji Lee, Chuen Sik Jung, Gyu Won Lee
  • Patent number: 12261553
    Abstract: A motor includes a stator on which an armature coil is wound, a rotor disposed inside the stator, a superconducting field coil being wound thereon and, a controller configured to control the motor, in which the controller is configured to control an armature current supplied from an AC source to the armature coil and a field current supplied from a DC source to the field coil, and charge at least a certain ratio of the field coil before starting the motor.
    Type: Grant
    Filed: November 30, 2022
    Date of Patent: March 25, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Hyung Kwan Jang, Hoo Dam Lee, Gyeong Sik Choe, Jun Hyeok Choi, Byung Ho Min, Tae Gyu Lee
  • Publication number: 20250093987
    Abstract: A transparent touch display apparatus including a device substrate, a touch electrode and a routing line. The device substrate may include an emission area and a transmission area. The touch electrode may be disposed on the transmission area of the device substrate. The routing line may be disposed outside the emission area and the transmission area of the device substrate. A transmittance of the touch electrode may be higher than a transmittance of the routing line. Thus, in the transparent touch display apparatus, the reliability of the touch detection may be improved.
    Type: Application
    Filed: December 2, 2024
    Publication date: March 20, 2025
    Inventors: Hwi Deuk Lee, Yang Sik Lee, Yong Chan Park, Hyoung Su Kim, Sung Su Han
  • Publication number: 20250095341
    Abstract: There are provided a method and a system for acquiring visual explanation information independent of the purpose, type, and structure of a visual intelligence model. The visual explanation information acquisition system of the visual intelligence model according to an embodiment may input N transformed images which are generated by diversifying an input image to a deep learning-based visual intelligence model and may acquire outputted results, may generate attributes of the visual intelligence model from the acquired results, may derive, from losses of the visual intelligence model which are calculated from the generated attributes, basic data for generating a visual explanation map for visually explaining a result derivation rationale of the visual intelligence model, and may generate a visual explanation map from the derived basic data.
    Type: Application
    Filed: June 13, 2024
    Publication date: March 20, 2025
    Applicant: Korea Electronics Technology Institute
    Inventors: Choong Sang CHO, Young Han LEE, Gui Sik KIM, Tae Woo KIM
  • Publication number: 20250098371
    Abstract: A display device may include: a substrate including a display area and a non-display area; and at least one pixel disposed in the display area, and comprising at least one pixel including an emission area that emits light. The at least one pixel may include: at least one sub-electrode extending in a direction on the substrate; at least one branch electrode extending in a direction and spaced apart from the sub-electrode; a first insulating layer disposed on the at least one sub-electrode and the at least one branch electrode; first electrodes disposed on the first insulating layer and electrically connected with the at least one sub-electrode; second electrodes disposed on the first insulating layer and electrically connected with the at least one branch electrode; and at least one light emitting element aligned between at least one of the first electrodes and at least one of the second electrodes.
    Type: Application
    Filed: December 4, 2024
    Publication date: March 20, 2025
    Applicant: SAMSUNG DISPLAY CO., Ltd.
    Inventors: Su Mi MOON, Jae Woong KANG, Sin Chul KANG, Won Sik OH, Yo Han LEE
  • Publication number: 20250090491
    Abstract: This disclosure provides compounds of Formula (I) as described herein, along with pharmaceutically acceptable salts, pharmaceutical compositions containing such compounds, and methods to use these compounds, salts and compositions for treating viral infections.
    Type: Application
    Filed: August 7, 2024
    Publication date: March 20, 2025
    Inventors: Johan NEYTS, Daniel POON, Keith Bruce PFISTER, Young-Sik JUNG, Soo Bong HAN, Yashwardhan R. MALPANI, Prashant CHAKRASALI, Sang-Ho LEE, Chong-Kyo LEE, Chonsaeng KIM, Jin Soo SHIN, Hae Soo KIM