Patents by Inventor Yong Choi

Yong 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).

  • Patent number: 11815052
    Abstract: An exhaust gas recirculation (EGR) cooler includes: a housing including a cavity in which a plurality of tubes are received, and including a coolant inlet conduit allowing a coolant to flow into the cavity therethrough and a coolant outlet conduit allowing the coolant to be discharged from the cavity therethrough; a bypass conduit provided in parallel to the housing; an inlet header sealingly mounted on a first end portion of the housing; and an outlet header sealingly mounted on a second end portion of the housing. The inlet header may include an EGR valve housing, a bypass valve housing, and a cooling chamber defined in the EGR valve housing and the bypass valve housing, and the cooling chamber may be fluidly connected to the cavity of the housing through the coolant outlet conduit.
    Type: Grant
    Filed: August 19, 2022
    Date of Patent: November 14, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jeongeui Kong, Hee Yong Choi, Junhee Lee
  • Publication number: 20230356663
    Abstract: Sliding transport apparatus of a storage portion for a vehicle. The sliding transport apparatus includes a fixed frame provided such that the fixed frame is stationary in a vehicle interior space, a movable frame disposed on an upper portion of the fixed frame and configured to be movable along a longitudinal direction of the fixed frame, the movable frame having an upper portion on which the storage portion is mounted, and a stopper provided detachably on the fixed frame, the stopper being inserted into a guide long hole formed in the movable frame, thereby limiting a movement distance of the movable frame.
    Type: Application
    Filed: May 30, 2023
    Publication date: November 9, 2023
    Inventors: Dong II SON, Dong Yong CHOI, Chang Bok PARK, Sun Kyung KIM, O Sim KWON
  • Publication number: 20230357881
    Abstract: Provided is an ultra-high strength steel sheet having excellent ductility including, 0.1 to 0.2% of carbon (C), 0.1 to 1.0% of silicon (Si), 2.0 to 3.0% of manganese (Mn), 1.0% or less of aluminum (Al), 1.0% or less of chromium (Cr), 0.5% or less of molybdenum (Mo), 0.1% or less of titanium (Ti), 0.1% or less of niobium (Nb), 0.1% or less of antimony (Sb), 0.05% or less of phosphorus (P), 0.02% or less of sulfur (S), 0.02% or less of nitrogen (N), and a balance of Fe and unavoidable impurities. The steel sheet satisfies the following: 1110[C]+41.5[Si]+575[Mn]?1092[Al]?3590[Nb]?5181[Ti]+258[Cr]+664 [Mo]?1380; 2853 [C]+95 [Si]+309 [Mn]?153 [Al]+4661 [Nb]?780[Ti]+210[Cr]+457[Mo]?1300; and ?29[C]+0.6[Si]?7.3[Mn]+7.8[Al]?145.2[Nb]+62.6[Ti]?3.3[Cr]?2.2[Mo]??24.
    Type: Application
    Filed: October 14, 2021
    Publication date: November 9, 2023
    Inventors: Joo-Hyun RYU, Yeon-Sang AHN, Kang-Hyun CHOI, Eul-Yong CHOI
  • Patent number: 11787448
    Abstract: Provided is a hypertube transport system. Specifically, provided are a magnetically-levitated train and an infrastructure-system in which same travels, comprising: refrigerant for cooling compressed air of a hypertube train, and a compressed air cooling system utilizing the refrigerant; an apparatus and method for controlling trains operating in a vacuum tube; superconducting switches for superconducting magnets for magnetic levitation; a driving stability apparatus for the hypertube transport system; a control apparatus for trains of the hypertube transport system; and an energy harvester.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: October 17, 2023
    Assignee: KRRI
    Inventors: Kwan Sup Lee, Young Jun Jang, Jae Hoon Kim, Chang Young Lee, Lee Hyeon Kim, Min Hwan Ok, Jeong Min Jo, Jin Ho Lee, Jung Youl Lim, Jae Heon Choe, Su Yong Choi
  • Publication number: 20230311777
    Abstract: Sliding transport apparatus of a storage portion for a vehicle. The sliding transport apparatus includes a fixed frame provided such that the fixed frame is stationary in a vehicle interior space, a movable frame configured to be movable along a longitudinal direction of the fixed frame while being accommodated in an inner side space formed by the fixed frame, the movable frame having an upper portion on which the storage portion is mounted, and a stopper provided detachably on the fixed frame, the stopper being inserted into a guide long hole formed in the movable frame, thereby limiting a movement distance of the movable frame.
    Type: Application
    Filed: June 1, 2023
    Publication date: October 5, 2023
    Inventors: Dong II SON, Dong Yong CHOI, Chang Bok PARK, Sun Kyung KIM
  • Patent number: 11772480
    Abstract: A transaxle-integrated cooling circulation system includes a drive motor, an inverter disposed on one surface of the drive motor and electrically connected with the drive motor, a speed reducer including a drive shaft connected with a rotary shaft of the drive motor and a driven shaft having a different RPM from the drive shaft, a first circulation channel extending to allow a lubricating fluid in the speed reducer to make contact with the drive motor, a second circulation channel that is connected with the first circulation channel and that passes through a contact surface between the drive motor and the inverter, and a third circulation channel that is connected with the second circulation channel and that introduces the lubricating fluid into the speed reducer again.
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: October 3, 2023
    Assignee: DRIVETECH CO., LTD.
    Inventor: Yun Yong Choi
  • Publication number: 20230295759
    Abstract: Provided is a steel sheet suitably used for an automobile structural member and the like, and more particularly, to a steel sheet having high strength and excellent formability that may prevent processing defects such as cracks or wrinkles occurring during the press-forming, and a method for producing the same.
    Type: Application
    Filed: June 29, 2021
    Publication date: September 21, 2023
    Inventors: Yeon-Sang AHN, Joo-Hyun RYU, Kang-Hyun CHOI, Eul-Yong CHOI
  • Publication number: 20230293762
    Abstract: An air cleaning apparatus of a ventilation seat, may include a housing including a flow path configured to allow air to move therethrough; a photocatalyst located in the flow path of the housing and rotatably coupled to the housing to be rotatable with respect to the housing; and a UV LED fixed at the housing and configured to emit light of a light source toward the photocatalyst when power is supplied to the UV LED.
    Type: Application
    Filed: September 15, 2022
    Publication date: September 21, 2023
    Applicants: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc., WOORY INDUSTRIAL COMPANY, LTD.
    Inventors: Han Su YOO, Jung Sang YOU, Seon Chae NA, Byung Yong CHOI, So Young YOO, Sun Woo KIM, Ho Sub LIM, Hwa Jun LEE, Bum Jin KIM, Byung Wuk KIM, Do Young GOO
  • Publication number: 20230291672
    Abstract: A data transmission circuit may include a plurality of data transmission lines configured to transmit a victim data signal through a victim data transmission line, and transmit an adjacent data signal through an adjacent data transmission line disposed adjacent to the victim data transmission line; and a data input/output circuit configured to control a reference voltage level reflected into the victim data signal on the basis of data pattern information of the adjacent data signal, and compare the victim data signal to the reference voltage level and output the comparison result.
    Type: Application
    Filed: October 3, 2022
    Publication date: September 14, 2023
    Inventors: In Seok KONG, Ki Yong Choi, Dong Seok Kim, Sung Mook Kim, Se Won Kim, Joo Won Oh, Keun Jin Chang
  • Publication number: 20230272500
    Abstract: Provided is a high-strength steel sheet suitable for automobile structural members, etc., and a method for manufacturing same, wherein the high-strength steel sheet has a low yield ratio and high strength and has excellent formability through improvement of ductility that may prevent processing defects such as cracks, wrinkles, or the like, during press forming.
    Type: Application
    Filed: June 16, 2021
    Publication date: August 31, 2023
    Inventors: Sung-Kyu KIM, Jun-Ho PARK, Chang-Hyo SEO, Eul-Yong CHOI, Sang-Ho HAN
  • Patent number: 11734467
    Abstract: A method of automatically generating AutoCAD drawings includes: receiving, by a receiving unit, a data sheet generated only with input data necessary for drawing a column from strength calculation data for the column provided by a strength calculation program; loading, by a loading unit, the input data; and generating AutoCAD drawings of the column by activating an automatic AutoCAD drawing generation interface by a user's selection after the input data is loaded, the automatic AutoCAD drawing generation interface being activatable only after the input data is loaded.
    Type: Grant
    Filed: July 11, 2022
    Date of Patent: August 22, 2023
    Assignee: SAMSUNG ENGINEERING CO., LTD.
    Inventors: Gyun Ho Ha, Kang Gook Park, Sung Jin Moon, Byung Do Yoon, Geun Yong Choi, Sung Won Jang, Ji Yoon Hyun, Ho Jin Yang
  • Patent number: 11723461
    Abstract: An image sound device is provided. The image sound device includes a housing including an upper end portion that includes an opening and a storage space inside the housing; a display including a display area for displaying video contents; a lifter; a speaker; a motor controller configured to control the lifter wherein the display is positioned at at least three height positions; and a controller configured to control the display to display an image on the display area and output sound.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: August 15, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-yong Choi, Ha-Na Kim, Jee-hoon Park, You-na Choo, Soo-hyun Whang
  • Publication number: 20230252961
    Abstract: The present invention relates to a space music stand device in which as an eye height of the player, a center of the semi-transparent mirror, a center of the reflector, and a center of the image monitor are configured as one optical axis a, the music sheet is viewed only to the player, and the playing view of the player is just transmitted, so that the playing is photographed while the eye of the player who views only the music sheet matches the eye of the camera without an obstacle, the audience may view the playing view of the player without an eye obstacle as in a conventional music stand, and the player may play the musical instrument while turning the music sheet page without an assistance of the separate page turner, and in order to obtain an effect such as presenting by the music sheet in the space by making the music sheet be viewed to a transparent plate, a page movement device is coupled to a body to move a page of a music sheet image provided by a monitor to a lower portion, the space music stand
    Type: Application
    Filed: January 25, 2023
    Publication date: August 10, 2023
    Inventor: Hae-Yong CHOI
  • Publication number: 20230250525
    Abstract: Provided are a refractory article, an anti-redox coating composition, and a method of manufacturing the refractory article. The refractory article includes: a platinum(Pt)-based substrate; and a coating layer for preventing a redox reaction on a surface of the Pt-based substrate, wherein the coating layer for preventing a redox reaction includes on an oxide basis SiO2 in an amount of about 40 wt % to about 70 wt %, Al2O3 in an amount of about 20 wt % to about 52 wt %, B2O3 in an amount of about 3 wt % to about 6 wt %; and CaO in an amount of about 2.4 wt % to about 4.8 wt %.
    Type: Application
    Filed: April 14, 2023
    Publication date: August 10, 2023
    Inventors: Myeong-jin Cho, Hong-goo Choi, Soon-yong Choi, Ki-ju Kwak, Yong-won Lee, Yun-Kyung Sung
  • Patent number: 11720720
    Abstract: A method of automatically generating AutoCAD drawings includes: generating a data sheet by using only input data which is necessary for generating drawings of a heat exchanger and obtained from strength calculation data provided by a strength calculation program; loading the data sheet by a loading unit; and generating AutoCAD drawings of the heat exchanger by activating an automatic AutoCAD drawing generation interface by a user's selection, the automatic AutoCAD drawing generation interface being activatable only after the data sheet may be loaded, wherein the input data includes both machine data and thermal data.
    Type: Grant
    Filed: July 11, 2022
    Date of Patent: August 8, 2023
    Assignees: SAMSUNG ENGINEERING CO., LTD., TAE WOOG KANG
    Inventors: Gyun Ho Ha, Nae Hyuck Lee, Jong In Yoon, Jin Kim, Geun Yong Choi, Sung Mo Park, Ji Yoon Hyun, Hu Jung Nam, Jun Soo Park, Byueong Kook Cheo, Dae Seong Kim
  • Patent number: 11718237
    Abstract: A sliding type glove box is proposed. The sliding type glove box includes a housing mounted to a dashboard, a plurality of rails provided inside the housing, and a storage part configured to be ejected in a sliding manner while being moved along the rails, wherein the rails include: outer rails mounted to the housing; and inner rails configured to be movable along the outer rails and connected to a lower portion of the storage part, wherein each of the outer rails has a stopper removably provided thereon to limit a moving distance of the storage part.
    Type: Grant
    Filed: October 21, 2021
    Date of Patent: August 8, 2023
    Assignees: KBI DONGKOOK IND. CO., LTD., HYUNDAI MOBIS CO., LTD.
    Inventors: Dong Il Son, Dong Yong Choi, O Sim Kwon, Tae Yong Eom, Sun Kyung Kim, Chang Bok Park, Sung Ho Kang
  • Publication number: 20230224434
    Abstract: The present invention implements a device that displays a counterpart video with an actual size within a table structure and a table size, configures a video system in a structure of matching an eye of a counterpart like a reality, and configures upper, lower, left, and right sides of a mutual face-to-face video to match each other without a separate video inversion device, and enables a dialogue to be made in real time, and relates to a virtual face-to-face table device which is configured within a table height and may be used like a table.
    Type: Application
    Filed: December 23, 2022
    Publication date: July 13, 2023
    Inventor: Hae-Yong CHOI
  • Patent number: 11695177
    Abstract: The present invention relates to an apparatus and a method of folding a pouch case of a battery cell, and more particularly, to an apparatus and a method of folding a pouch case of a battery cell capable of preventing a meandering in a folding process and reducing non-uniformity of a folding amount by forming a pre-folding line on a pouch wing and folding the pouch wing on the basis of the pre-folding line.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: July 4, 2023
    Assignee: SK On Co., Ltd.
    Inventors: Joo Hyung Kim, Hyung Joon Kim, Gil Yong Choi, Poo Reum Oh
  • Publication number: 20230182630
    Abstract: A lumbar support for a vehicle seat includes: a support panel made of an elastic material and supporting the user's lumbar vertebra; a first guide rod supporting the support panel; a second link bracket fastened to the first guide rod to be movable up and down; a first link bracket disposed under the second link bracket to be movable up and down with respect to the second link bracket, and having an operation block providing a supporting force to the lumbar vertebra; a first rotary screw vertically extending, thread-fastened to the first link bracket, and moving up and down the first link bracket by rotating about a longitudinal axis; and a second rotary screw vertically extending, thread-fastened to the second link bracket, and moving up and down the second link bracket by rotating about a longitudinal axis.
    Type: Application
    Filed: December 27, 2021
    Publication date: June 15, 2023
    Applicant: GUMCHANG CO,LTD.
    Inventors: Jae Yel SONG, Hai Tai CHOI, Chae Sung SONG, Se Gil SHIN, Sung Su PARK, Sang Ho LEE, Man Gi LEE, Se Jong KIM, Yong CHOI, Young Jin HONG
  • Patent number: 11674567
    Abstract: An electric vehicle transmission system is disclosed. The electric vehicle transmission system is employing a planetary gear type speed reducer so as to implement first-gear shifting, second-gear shifting, or reverse shifting, thereby enabling reduced manufacturing costs of an electric vehicle while increasing the fuel efficiency of the electric vehicle, and also employing the planetary gear type speed reducer so as to implement forward and reverse shifting, thereby enabling reduced manufacturing costs of the electric vehicle while increasing the fuel efficiency of the electric vehicle.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: June 13, 2023
    Assignee: DRIVETECH CO., LTD.
    Inventor: Yun Yong Choi