Patents by Inventor Young-Jun Choi

Young-Jun Choi 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: 20240141148
    Abstract: Disclosed are a binder for a secondary battery anode including styrene-butadiene-based rubber with a core-shell structure and nitrile-butadiene-based rubber with a gel content of 15% or more, wherein a weight ratio of the styrene-butadiene-based rubber and the nitrile-butadiene-based rubber is 65:35 to 99:1, an anode mixture for a secondary battery, and an anode and a secondary battery including the same.
    Type: Application
    Filed: October 27, 2023
    Publication date: May 2, 2024
    Applicant: KOREA KUMHO PETROCHEMICAL CO., LTD
    Inventors: Jeong Geun KIM, Young Gil Choi, Yong Jun Lee
  • Patent number: 11968990
    Abstract: The present application relates to creamer comprising vegetable lipids, casein, maltose, phosphates, and allulose.
    Type: Grant
    Filed: March 8, 2022
    Date of Patent: April 30, 2024
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Young Mi Lee, Seong Bo Kim, Yang Hee Kim, Seong Jun Cho, Myung Sook Choi, Young Ji Han, Ji Young Choi, Su Jung Cho, Un Ju Jung, Eun Young Kwon
  • Publication number: 20240136531
    Abstract: A conductive composite material, a method of preparing the same, and a secondary battery including the same. The conductive composite material may increase the proportion of an active material when forming an electrode by chemically bonding a conductive material and a binder to each other. A method of preparing the conductive composite material comprises ionizing carbon-based particles in a predetermined polarity, ionizing PTFE particles in a polarity different from that of the carbon-based particles, and chemically bonding the ionized carbon-based particles and the ionized PTFE particles, which are ionized in different polarities, to each other.
    Type: Application
    Filed: September 20, 2023
    Publication date: April 25, 2024
    Inventors: Seung Min Oh, Sung Ho Ban, Sang Hun Lee, Ko Eun Kim, Yoon Sung Lee, Chang Hoon Song, Hyeong Jun Choi, Jun Myoung Sheem, Jin Kyo Koo, Young Jun Kim
  • Publication number: 20240132021
    Abstract: An apparatus for controlling a discharge pressure of a fluid includes: a pump configured to suck the fluid through an inlet or to discharge the sucked fluid through an outlet; a distributor connected to the pump and to an injection nozzle provided by a sensor and configured to distribute the fluid discharged from the pump to the sensor; and a controller. The controller is configured to control the pump to operate selectively in accordance with detection of contamination of the sensor and to control operation of the distributor to be forcibly delayed during operation of the pump such that the fluid distributed to the sensor, when detected as being contaminated, is controlled to reach a selected required discharge pressure of different required discharge pressures selected in accordance with water amount information and a degree of contamination of the sensor.
    Type: Application
    Filed: April 30, 2023
    Publication date: April 25, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DY AUTO CORPORATION
    Inventors: Young Joon Shin, Chan Mook Choi, Gyu Won Han, Jong Min Park, Jin Hee Lee, Jong Wook Lee, Min Wook Park, Seong Jun Kim, Hyeong Jun Kim, Sun Ju Kim
  • Publication number: 20240128502
    Abstract: An embodiment solid electrolyte includes a first compound and a second compound. The first compound is represented by a first chemical formula Li7-aPS6-a(X11-bX2b)a, wherein X1 and X2 are the same or different and each represents F, Cl, Br, or I, and wherein 0<a?2 and 0<b<1, and the second compound is represented by a second chemical formula Li7-cP1-2dMdS6-c-3d(X11-eX2e)c, wherein X1 and X2 are the same or different and each represents F, Cl, Br, or I, wherein M represents Ge, Si, Sn, or any combination thereof, and wherein 0<c?2, 0<d<0.5, and 0<e<1.
    Type: Application
    Filed: August 14, 2023
    Publication date: April 18, 2024
    Inventors: Sa Heum Kim, Yong Jun Jang, Yong Gu Kim, Sung Man Cho, Sun Ho Choi, Seong Hyeon Choi, Kyu Sung Park, Young Gyoon Ryu, Suk Gi Hong, Pil Sang Yun, Myeong Ju Ha, Hyun Beom Kim, Hwi Chul Yang
  • Publication number: 20240130232
    Abstract: The present specification relates to a heterocyclic compound, an organic light emitting device, and a composition for an organic material layer of an organic light emitting device.
    Type: Application
    Filed: July 25, 2023
    Publication date: April 18, 2024
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Hyun-Joo LEE, Geon-Yu PARK, Young-Seok NO, Dong-Jun KIM, Dae-Hyuk CHOI
  • Publication number: 20240107878
    Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device comprising the same, a manufacturing method thereof, and an organic material layer composition.
    Type: Application
    Filed: November 30, 2021
    Publication date: March 28, 2024
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Eui-Jeong CHOI, Young-Seok NO, Dong-Jun KIM
  • Publication number: 20240092141
    Abstract: An air conditioning device for a vehicle includes: a housing having an inside divided into an inflow space, a heat exchange space, and an outflow space, which are straightly arranged, and having a plurality of discharge ports, which communicates with an interior, at the inflow space; a blowing unit disposed at the inflow space of the housing and configured to blow air; a heat exchange unit disposed at the heat exchange space of the housing and configured to adjust a temperature of conditioned air by exchanging heat with air; and an opening-closing door disposed at the outflow space of the housing and configured to open and close the plurality of discharge ports such that conditioned air at an adjusted temperature selectively flows to the plurality of discharge ports. The air conditioning device adjusts the temperature of conditioned air for respective modes and reduces a flow resistance of air.
    Type: Application
    Filed: March 8, 2023
    Publication date: March 21, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DOOWON CLIMATE CONTROL CO., LTD.
    Inventors: Kwang Ok Han, Young Tae Song, Yong Chul Kim, Gee Young Shin, Su Yeon Kang, Jae Sik Choi, Dae Hee Lee, Byeong Moo Jang, Ung Hwi Kim, Jae Won Cha, Won Jun Joung, Byung Guk An
  • Patent number: 11933808
    Abstract: A buffer unit for temporarily storing a substrate includes a housing having a space for storing a substrate therein, one or more slots disposed within the housing for placing a substrate thereon, and a holding unit disposed at a bottom portion of the housing, having a flat and non-inclined top surface, and comprising a built-in wireless charging module. A substrate type sensor is stored at the holding unit.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: March 19, 2024
    Assignee: SEMES CO., LTD.
    Inventors: Young Seop Choi, Yong-Jun Seo, Sang Hyun Son, Ji Young Lee, Gyeong Ryul Kim, Sun Yong Park
  • Publication number: 20240082095
    Abstract: Disclosed is an exoskeleton-type rehabilitation robot system, including: a body part provided on a chair in which a user sits and provided with a robot arm capable of moving left or right based on the user seated on the chair; a conversion part configured to convert a position of the robot arm with respect to the body part; a driving part configured to articulate the robot arm with respect to the body part; and a controller configured to detect a change in a position of the robot arm and control a left or right driving mode of the driving part according to the position of the robot arm. In accordance with such a configuration, the exoskeleton-type rehabilitation robot system of the present invention is provided integrally with a chair, thereby having excellent space utilization. In addition, the user's initial preparation for rehabilitation training is simple, which can improve efficiency.
    Type: Application
    Filed: December 27, 2021
    Publication date: March 14, 2024
    Applicant: HEXARHUMANCAR CO., LTD
    Inventors: Chang Soo HAN, Ho Jun KIM, Su Hyun PARK, Young Hoon JI, Jeong Ho CHO, Byung Gab RYU, Jeong Gyu PARK, Dong Eun CHOI
  • Patent number: 11930361
    Abstract: A method of a wearable device displaying icons is provided. The method includes displaying a plurality of circular icons comprising a first circular icon located in a center area of a touch display in a first size and a second circular icon located outside of the center area of the touch display in a second size smaller than the first size, and based on a direction of a touch input received on the touch display, moving the plurality of circular icons such that the first circular icon is moved to a first position located outside of the center area of the touch display and the second circular icon is moved from a second position located outside the center area of the touch display to the center area of the touch display and enlarged in size from the second size to the first size.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: March 12, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joon-kyu Seo, Young-joon Choi, Ji-yeon Kwak, Hyun-jin Kim, Yeo-jun Yoon
  • Publication number: 20240080228
    Abstract: A data receiving device may include a dummy stage block. The dummy stage block may include m dummy stages, wherein m is a natural number greater than or equal to two. Each of the m dummy stages may be configured to remove inter-symbol interference (ISI) from a dummy input signal using dummy coefficient information to generate a dummy output signal free of the ISI. Each of the m dummy stages may be further configured to output the dummy output signal. A normal stage block may include n normal stages, wherein n is a natural number greater than or equal to two. Each of the n normal stages may be configured to remove ISI from an input signal using coefficient information to generate an output signal free of the ISI and may be further configured to output the output signal.
    Type: Application
    Filed: April 13, 2023
    Publication date: March 7, 2024
    Inventors: Jin Ook JUNG, Jae Woo PARK, Myoung Bo KWAK, Young Min KU, Kyoung Jun ROH, Jung Hwan CHOI
  • Patent number: 11913098
    Abstract: A self-healing alloy contains 5 to 11% by weight of molybdenum (Mo), iron (Fe) as a remainder, and unavoidable impurities. A method for manufacturing the self-healing alloy includes heat treating the alloy or preparing an alloy raw material powder and sintering, homogenizing, and cooling the alloy raw material powder.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: February 27, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Kookmin University Industry Academy Cooperation Foundation
    Inventors: Kyung Sik Choi, Hoo Dam Lee, Tae Gyu Lee, Byung Ho Min, Young Jun Kwon, Keun Won Lee, Yoon Jung Won, Ki Sub Cho
  • Patent number: 11729374
    Abstract: A camera module test apparatus having improved performance include a coefficient data extractor that accommodates a camera module; and a test apparatus that accommodates the camera module and tests the camera module. The coefficient data extractor includes a coefficient generator that receives an image signal output from the camera module, and generates coefficient data of a ratio of a first color image signal and a second color image signal included in the image signal; and a memory device that stores the generated coefficient data. The test apparatus includes an image generator that receives an image signal from the camera module and coefficient data from the memory device, and generates a converted pattern image signal based on the image signal and the coefficient data; and a calibration data generator that generates calibration data of the converted pattern image signal.
    Type: Grant
    Filed: June 27, 2022
    Date of Patent: August 15, 2023
    Inventors: Deok Ha Shin, Eun Ji Jeong, Young Jun Choi
  • Publication number: 20230193509
    Abstract: The present invention relates to a Ga2O3 crystal film deposition method according to HVPE, a deposition apparatus, and a Ga2O3 crystal film-deposited substrate using the same. According to an embodiment of the present invention, a Ga2O3 crystal film deposition method, which includes a first step of supplying GaCl gas onto a single-crystal semiconductor substrate via a central supply channel and a second step of supplying oxygen and HCl gas onto the single-crystal semiconductor substrate onto which the GaCl gas is supplied, is provided.
    Type: Application
    Filed: August 9, 2022
    Publication date: June 22, 2023
    Applicant: LumiGNtech Co., Ltd.
    Inventors: Hae Yong LEE, Young Jun CHOI, Hae Gon OH
  • Publication number: 20230175121
    Abstract: A method for growing a nitride film in accordance with an exemplary embodiment includes charging a substrate into a growth space, and growing a nitride film on the substrate, wherein the growing of a nitride film may include reacting a first reaction gas with a source raw material to supply a generated gas to the growth space, supplying a second reaction gas to the growth space, and supplying an oxygen-containing gas and a hydrogen-containing gas to the growth space. Accordingly, according to exemplary embodiments, even when a nitride film is formed thin, it is possible to planarize the upper surface of the nitride film. Accordingly, it is possible to reduce process time required to grow or form the nitride film until the upper surface thereof is planarized, and thus, there is an effect of improving the production rate.
    Type: Application
    Filed: December 22, 2021
    Publication date: June 8, 2023
    Inventors: Hae Yong LEE, Young Jun CHOI, Hae Gon OH
  • Patent number: 11511321
    Abstract: A substrate processing method includes forming a high surface tension liquid film by supplying high surface tension liquid on a substrate surface, replacing the high surface tension liquid film with low surface tension liquid by supplying the low surface tension liquid to a center area of a substrate so that the low surface tension liquid impinges on the high surface tension liquid film formed on the center area of the substrate, and supplying high surface tension liquid for a predetermined period of time during the supplying the low surface tension liquid.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: November 29, 2022
    Assignee: SEMES CO., LTD.
    Inventors: Young Jin Kim, Jin Tack Yu, Bu Young Jung, Byung Sun Bang, Seung Hoon Oh, Young Jun Choi, Jong Hyeon Woo
  • Publication number: 20220345580
    Abstract: An example image forming apparatus includes a fan, a fan driver to drive the fan, a switching controller, and a processor to output a pulse width modulated (PWM) control signal to control the fan driver. The switching controller may include a smoothing circuit to receive the PWM control signal output from the processor and convert the PWM control signal to a direct current signal, a comparator to compare a value of the direct current signal with a reference value and output a switch control signal, and a switch to provide power to the fan driver based on the switch control signal output from the comparator.
    Type: Application
    Filed: December 3, 2021
    Publication date: October 27, 2022
    Inventors: Jun Young LEE, Young Jun CHOI, Byung Kwon LEE
  • Publication number: 20220329778
    Abstract: A camera module test apparatus having improved performance include a coefficient data extractor that accommodates a camera module; and a test apparatus that accommodates the camera module and tests the camera module. The coefficient data extractor includes a coefficient generator that receives an image signal output from the camera module, and generates coefficient data of a ratio of a first color image signal and a second color image signal included in the image signal; and a memory device that stores the generated coefficient data. The test apparatus includes an image generator that receives an image signal from the camera module and coefficient data from the memory device, and generates a converted pattern image signal based on the image signal and the coefficient data; and a calibration data generator that generates calibration data of the converted pattern image signal.
    Type: Application
    Filed: June 27, 2022
    Publication date: October 13, 2022
    Inventors: DEOK HA SHIN, EUN JI JEONG, YOUNG JUN CHOI
  • Publication number: 20220326158
    Abstract: Described herein are novel rapid and reliable methods of detection of extracellular vesicles and quantifying extracellular vesicle concentrations and absolute number from various sources, including raw cell harvest. The methods described herein comprise detection of intrinsic fluorescence of extracellular vesicles in biological samples. Extracellular vesicles analyzed by the methods of this application have a stereotypical elution profile distinct from known contaminants. The methods described herein are a significant improvement over the state of the art and fulfills an unmet need in the field of extracellular vesicle manufacturing and quality control.
    Type: Application
    Filed: March 28, 2022
    Publication date: October 13, 2022
    Applicant: Codiak BioSciences, Inc.
    Inventors: Damian J. HOUDE, Young Jun CHOI, John D. KULMAN, Douglas E. WILLIAMS