Patents by Inventor Jin Seok

Jin Seok 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: 20220283274
    Abstract: A system for inspecting a LIDAR sensor for correcting an error of the LIDAR sensor in a vehicle includes: a centering unit which aligns the vehicle equipped with a communication terminal to match a reference inspection position of the LIDAR sensor; screen panels miniaturized so that an uppermost end point of a LIDAR beam according to an irradiation angle of the LIDAR sensor is projected on a center portion of the screen; a Near Infrared camera which captures the LIDAR beam; and a server which detects an installation error in which the uppermost end points of the LIDAR beams are different, generates a sensor correction value, and transmits the sensor correction value to the LIDAR sensor.
    Type: Application
    Filed: December 8, 2021
    Publication date: September 8, 2022
    Inventors: Jin Seok Kim, Changmo Yang
  • Patent number: 11434228
    Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: September 6, 2022
    Assignee: LT MATERIALS CO., LTD.
    Inventors: Gi-Back Lee, Seong-Jong Park, Ji-Young Kim, Won-Jang Jeong, Jin-Seok Choi, Dae-Hyuk Choi, Joo-Dong Lee
  • Publication number: 20220274092
    Abstract: This invention relates to a superabsorbent polymer composition and a method for preparing the superabsorbent polymer composition. According to the present disclosure, there are provided a superabsorbent polymer composition that can exhibit a rapid absorption time without using a blowing agent, and a method for preparing the superabsorbent polymer composition.
    Type: Application
    Filed: September 29, 2020
    Publication date: September 1, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Dae Woo Nam, Jin Seok Seo, Sujin Kim
  • Publication number: 20220276411
    Abstract: A protection film according to an embodiment implements a very low reflectivity through a multilayer structure of which the refractive index is controlled and does not cause whitening and cracking to occur even in the case of frequent bending or folding thereof. Accordingly, the protection film is applied to a flexible display device, and especially to a cover of a foldable display device, thereby showing excellent optical and mechanical characteristics.
    Type: Application
    Filed: September 4, 2020
    Publication date: September 1, 2022
    Inventors: Young Min HEO, Gun Uk KIM, Sechul LEE, Jin-Seok Park
  • Patent number: 11427562
    Abstract: The present application provides a hetero-cyclic compound capable of significantly enhancing lifespan, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device containing the hetero-cyclic compound in an organic compound layer.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: August 30, 2022
    Assignee: LT MATERIALS CO., LTD.
    Inventors: Han-Kook Oh, Jun-Tae Mo, Yong-Geun Jung, Won-Jang Jeong, Jin-Seok Choi, Dae-Hyuk Choi, Joo-Dong Lee
  • Patent number: 11420299
    Abstract: Disclosed is an automatic bolt fastening device which includes a main body frame, a lower arm installed in the main body frame to be rotatable in a rightward-leftward direction, a gripper installed in a tip portion of the lower arm to pick up the bolt from a bolt feeder, an upper arm installed in the main body frame on an upper side of the lower arm to be rotatable in the rightward-leftward direction, and a bolt fastener installed in a tip portion of the upper arm to be movable upward and downward, and fastening the bolt to the workpiece located on the assembly line after being moved to the assembly line by the upper arm in a state where the bolt fastener vacuum-suctions the bolt picked up by the gripper.
    Type: Grant
    Filed: February 11, 2021
    Date of Patent: August 23, 2022
    Assignee: J-rem Co., Ltd.
    Inventors: Jin Seok Choi, Kwang Geun Choi
  • Patent number: 11415726
    Abstract: Described herein is an anti-reflective film including: a hard coating layer; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles dispersed in the binder resin. The hollow and solid inorganic particles are dispersed in the low-refractive layer such that the amount of the solid inorganic nanoparticles positioned close to an interface between the hard coating layer and the low-refractive layer is larger than that of the hollow inorganic nanoparticles. Also described is a manufacturing method of the anti-reflective film including: applying a resin composition containing a photopolymerizable compound or a (co)polymer thereof, a fluorine-containing compound including a photoreactive functional group, a photoinitiator, hollow inorganic nanoparticles, and solid inorganic nanoparticles on a hard coating layer, and drying the applied resin composition at a temperature of 35° C. to 100° C.; and photocuring the dried resin composition.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: August 16, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Jin Seok Byun, Heon Kim, Boo Kyung Kim, Seok Hoon Jang, Yeong Rae Chang
  • Publication number: 20220250601
    Abstract: Disclosed herein an electronic brake system includes a hydraulic pressure supply device including a first pressure chamber and a second pressure chamber partitioned by a hydraulic piston, and a hydraulic control unit, wherein the hydraulic control unit comprises a first hydraulic flow path connecting the first pressure chamber and one of the first and second hydraulic circuits, a second hydraulic flow path branched from the first hydraulic flow path to connect to the other one of the first and second hydraulic circuits, a third hydraulic flow path branched from the first hydraulic flow path on upstream side of a branch point of the second hydraulic flow path to connect the second pressure chamber, and a fourth hydraulic flow path branched from the first hydraulic flow path on upstream side of a branch point of the third hydraulic flow path to connect the third hydraulic flow path.
    Type: Application
    Filed: April 29, 2020
    Publication date: August 11, 2022
    Inventors: Jin Seok KIM, Seong Ho CHOI
  • Publication number: 20220249096
    Abstract: A control method of an automatic compression circular anastomosis device, includes: correcting a zero point when an operation switch provided in a handle unit is turned on, by a control unit; controlling a motor to compress a tissue in a direction reaching a minimum distance at which a distance between a top surface of an anastomosis unit and a bottom surface of an anvil is minimized, by the control unit; measuring a real-time pressure applied to the tissue and a real-time distance between the top surface of the anastomosis unit and the bottom surface of the anvil in real-time, by the control unit; and controlling, when the real-time pressure and the real-time distance reach a set pressure and a set distance Dr stored in advance, the anastomosis unit to cut unnecessary parts of the tissue and anastomose the tissue with a plurality of staples, by the control unit.
    Type: Application
    Filed: January 31, 2022
    Publication date: August 11, 2022
    Applicant: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Gyung Mo SON, Kwang Ryul BAEK, Sang Ho PARK, Jin Seok KIM
  • Publication number: 20220242381
    Abstract: Disclosed is to an electronic brake system. The electronic brake system includes an integrated master cylinder having a simulation chamber, a first master chamber, and a second master chamber arranged in order from a side of a brake pedal, wherein the integrated master cylinder includes a simulation piston provided to be displaceable by the brake pedal to pressurize the simulation chamber, a first master piston configured to pressurize the first master chamber and having a diameter smaller than a diameter of the simulation piston, a second master piston configured to pressurize the second master chamber and having a diameter smaller than a diameter of the first master piston, and an elastic member interposed between the simulation piston and the first master piston to provide the brake pedal with a reaction force.
    Type: Application
    Filed: April 29, 2020
    Publication date: August 4, 2022
    Inventors: Jin Seok KIM, Seong Ho CHOI
  • Publication number: 20220234027
    Abstract: The present disclosure relates to a preparation method of a super absorbent polymer, and there is provided a preparation method of a super absorbent polymer capable of achieving anti-caking while maintaining excellent absorption-related physical properties of super absorbent polymer particles by performing surface cross-linking at a relatively lower temperature than before using a non-epoxy cross-linking agent without an epoxy-based surface cross-linking agent, which is a controversial source of chemical hazards.
    Type: Application
    Filed: October 7, 2020
    Publication date: July 28, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Jin Seok Seo, Jun Kyu Kim, Dong Hyun Kim
  • Patent number: 11398319
    Abstract: The present disclosure relates to a sliding type transfer cask for transferring spent nuclear fuel. The sliding type transfer cask includes a transfer container having a space for accommodating a canister; a neutron shielding body disposed around an outer circumference; and an opening/closing portion coupled to a lower portion of the transfer container. The opening/closing portion includes a support portion that has a first through-hole communicating with the transfer container and supports the transfer container; a base plate that is arranged below the support portion; and a lid assembly that includes a first lid portion and a second lid portion. The first lid portion includes a first lid and a first motor for sliding the first lid. The second lid portion includes a second lid and a second motor for sliding the second lid.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: July 26, 2022
    Assignee: KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
    Inventors: Jin Seok Park, Soung Kyu Lee, Sung Hwan Kim, Kwang Jeok Ko, Min Gyu Kim, Yeon Ho Cho
  • Publication number: 20220227344
    Abstract: Provided is an electronic brake system.
    Type: Application
    Filed: April 29, 2020
    Publication date: July 21, 2022
    Inventors: Jin Seok KIM, Seong Ho CHOI
  • Publication number: 20220227343
    Abstract: The present disclosure relates to an electronic brake system. The electronic brake system includes a reservoir in which a pressurized medium is stored, an integrated master cylinder including a master chamber and a simulation chamber, a reservoir flow path communicating the integrated master cylinder with the reservoir, a hydraulic pressure supply device provided to generate a hydraulic pressure by operating the hydraulic piston according to an electrical signal output in response to a displacement of the brake pedal, a hydraulic control unit including a first hydraulic circuit provided to control the hydraulic pressure transferred to two wheel cylinders and a second hydraulic circuit provided to control the hydraulic pressure transferred to the other two wheel cylinders, and an electronic control unit provided to control valves based on hydraulic pressure information and displacement information of the brake pedal.
    Type: Application
    Filed: April 29, 2020
    Publication date: July 21, 2022
    Inventors: Jin Seok KIM, Seong Ho CHOI
  • Publication number: 20220219664
    Abstract: Provided is an electronic brake system including: a reservoir in which a pressurized medium is stored; an integrated master cylinder including a simulation chamber, a simulation piston provided in the simulation chamber to be displaceable by a brake pedal, a master chamber, a master piston provided in the master chamber to be displaceable by a displacement of the simulation piton or a hydraulic pressure of the simulation chamber, an elastic member provided between the simulation piston and the master piston, a piston spring elastically supporting the master piston, a simulation flow path connecting the simulation chamber to the reservoir, and a simulator valve provided in the simulation flow path to control a flow of a pressurized medium; a hydraulic pressure providing unit provided to generate a hydraulic pressure by operating a hydraulic piston according to an electrical signal output in response to a displacement of the brake pedal; a hydraulic pressure control unit including a first hydraulic circuit prov
    Type: Application
    Filed: April 29, 2020
    Publication date: July 14, 2022
    Inventors: Jin Seok KIM, Seong Ho CHOI
  • Publication number: 20220221641
    Abstract: An optical laminate that does not cause a reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.
    Type: Application
    Filed: January 31, 2020
    Publication date: July 14, 2022
    Inventors: Na Young SHIN, Kyun Il RAH, Jin Seok BYUN, Kyung Ki HONG, Yeong Rae CHANG
  • Publication number: 20220218656
    Abstract: The invention relates to a method for the chromatographic purification of at least one cannabinoid compound, wherein the method comprises a main purification stage comprising the steps of: injecting an initial mixture comprising the at least one cannabinoid compound and one or more additional compounds onto a main stationary phase comprising silica particles, the silica particles comprising amino and/or diol groups; performing an elution with an elution solution, and collecting one or more elution fractions; and optionally, washing the main stationary phase with a washing solution and collecting one or more washing fractions; at least one of the elution fractions or washing fractions containing the at least one cannabinoid compound purified from the one or more additional compounds.
    Type: Application
    Filed: April 4, 2022
    Publication date: July 14, 2022
    Inventor: Jin Seok Hur
  • Patent number: 11385495
    Abstract: A method of manufacturing a display device includes disposing a polarizing layer on one surface of a display panel including a thin film transistor and a pixel electrode, cutting the polarizing layer using a first laser beam so that a step between a side surface of the polarizing layer and a side surface of the display panel is smaller than a predetermined value, attaching a conductive film to the side surface of the display panel, and patterning the conductive film using a second laser beam.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: July 12, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Min Cho, Jin Seok Son
  • Publication number: 20220203949
    Abstract: The present disclosure relates to an electronic brake system. The electronic brake system includes a reservoir in which a pressurized medium is stored, an integrated master cylinder having a master chamber and a simulation chamber, a reservoir flow path provided to communicate the integrated master cylinder with the reservoir, a hydraulic pressure supply device provided to generate a hydraulic pressure by operating a hydraulic piston according to an electrical signal output in response to a displacement of the brake pedal, a hydraulic control unit including a first hydraulic circuit provided to control the hydraulic pressure to be transferred to two wheel cylinders, and a second hydraulic circuit provided to control the hydraulic pressure to be transferred to the other two wheel cylinders, and an electronic control unit configured to control valves based on hydraulic pressure information and displacement information of the brake pedal.
    Type: Application
    Filed: April 29, 2020
    Publication date: June 30, 2022
    Inventors: Jin Seok KIM, Seong Ho CHOI
  • Patent number: D959806
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: August 9, 2022
    Assignee: Skechers U.S.A., Inc. II
    Inventor: Jin Seok Yoo