Patents by Inventor Dong Eun Cha

Dong Eun Cha 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: 12643504
    Abstract: An apparatus for cleaning a sensor includes: a sensor that is positioned in a vehicle; a sensor bearing unit that is positioned on a vehicle body adjacent to the sensor, and at least one nozzle assembly that is positioned in the sensor bearing unit. The at least one nozzle assembly stands up by a hydraulic pressure of inflowing washer fluid. The apparatus also includes: a washer fluid passage that is in fluid connection with the nozzle assembly and through which washer fluid flows; and a motor unit that is configured to apply a driving force so that the sensor bearing unit rotates based on the sensor.
    Type: Grant
    Filed: September 29, 2023
    Date of Patent: June 2, 2026
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Kyung Hwan Kim, Sang Heon Wang, Dong Eun Cha, Nak Kyoung Kong
  • Patent number: 12643505
    Abstract: A sensor cleaning apparatus for a vehicle includes: a sensor housing in which a driver and a sensor are mounted, a cover part configured to rotate and exposed to the outside of the sensor housing through an open region formed on a front surface of the sensor housing, and a blade part connected to the cover part. The blade is rotated as the driver is driven and provided to allow air generated by its rotation to flow toward a front surface and a rear surface of the cover.
    Type: Grant
    Filed: June 13, 2023
    Date of Patent: June 2, 2026
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DY AUTO Corporation
    Inventors: Sang Heon Wang, Nak Kyoung Kong, Dong Eun Cha, Kyung Hwan Kim, Jung Kwan Choi
  • Patent number: 12643392
    Abstract: A variable grille apparatus adjusts the flow rate of air flowing through a grille. Commercial value of a vehicle is improved by enhanced opening and closing motions when adjusting the flow rate of air. Further, since the grille is opened and closed in various ways such as by sequential or simultaneous opening and closing, the opening and closing motions of the grille are enhanced, the external design is diversified, and a flow rate of air is secured through structurally optimal arrangement.
    Type: Grant
    Filed: July 10, 2023
    Date of Patent: June 2, 2026
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAI MOBIS CO., LTD.
    Inventors: Jin Young Yoon, Dong Eun Cha, Hong Heui Lee, Jae Sup Byun, Jang Ho Kim
  • Patent number: 12637152
    Abstract: An active air skirt apparatus includes a base fixed to a vehicle body; a link portion including a plurality of links connected to be rotatable in a transverse direction; a drive portion mounted on the base, connected to the links of the link portion, and configured to generate rotational power to rotate the plurality of links; and a skirt provided on the base to be movable in an upward and downward direction and connected to the links of the link portion, the skirt being configured to be moved to a retracted position when the plurality of links is folded by operation of the drive portion, and moved to an extended position when the plurality of links is unfolded.
    Type: Grant
    Filed: November 6, 2023
    Date of Patent: May 26, 2026
    Assignees: Hyundai Motor Company, Kia Corporation, Hyundai Mobis Co., Ltd.
    Inventors: Jin Young Yoon, Chang Young Lee, Hong Heui Lee, Geon Hwi Lim, Dong Eun Cha, Myung Eun Kim, Jae Sup Byun, Jang Ho Kim
  • Patent number: 12620018
    Abstract: A system for docking a vehicle to a building, wherein the vehicle functions as a space of the building when the vehicle is connected thereto, and wherein the building includes at least one station inside or outside thereof such that the vehicle can dock at the at least one station, includes a server configured to check whether the at least one station is available to allow a user to select a station for a vehicle, to select the station randomly when the user does not select the station, and when the vehicle is docked at the selected station, to connect the vehicle to the selected station in wired or wireless manner to manage use of the selected station.
    Type: Grant
    Filed: July 30, 2024
    Date of Patent: May 5, 2026
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Sang Heon Lee, Jin Ho Hwang, Dong Eun Cha
  • Patent number: 12617472
    Abstract: A locking unit of a vehicle may include a mounting portion having a plurality of mounting grooves formed on an upper surface thereof, wherein supporting legs of a vehicle interior portion are configured to be inserted into the mounting grooves, installing the vehicle interior portion in the indoor compartment of the vehicle; and a plurality of locking devices provided on inner peripheries of the mounting grooves inside the mounting portion, respectively, such that, by selectively fixing or unfixing the supporting legs of the vehicle interior portion inserted in the mounting grooves, the vehicle interior portion is attached to or detached from the mounting portion.
    Type: Grant
    Filed: July 3, 2023
    Date of Patent: May 5, 2026
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jin Ho Hwang, Dong Eun Cha, Sang Heon Lee
  • Patent number: 12594910
    Abstract: An apparatus for cleaning a sensor includes: at least one fluid flow path unit assembled and arranged to correspond to a size and a field of view (FOV) region of a sensor unit and formed with a spray flow path for flowing a fluid supplied through an inlet nozzle, a cover unit coupled to each of the fluid flow path units to shield an opened upper surface of the fluid flow path unit, and a spray nozzle unit selectively coupled to the cover unit and formed so that the fluid flowing along the spray flow path is sprayed toward the FOV region.
    Type: Grant
    Filed: February 23, 2023
    Date of Patent: April 7, 2026
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Kyung Hwan Kim, Sang Heon Wang, Dong Eun Cha, Nak Kyoung Kong
  • Patent number: 12589639
    Abstract: A vehicle body frame includes a lower frame fixed to a floor of a vehicle to define a lower region of an internal space in the vehicle, a roof frame connected to an upper portion of the lower frame to define an upper region of the internal space, configured to slid in a vertical direction of the vehicle with respect to the lower frame, to expand the internal space upwards when the roof frame slides upwards, a lower door frame forming a lower portion of a vehicle door, and an upper door frame connected to the lower door frame to form an upper portion of the vehicle door, and configured to slid together with the roof frame to expand the vehicle door upwards when the roof frame slides upwards.
    Type: Grant
    Filed: April 13, 2023
    Date of Patent: March 31, 2026
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun Choi, Ji Hyun Song, Hyung Sik Choi, Sun In You, Sang Heon Lee, Jin Ho Hwang, Dong Eun Cha, Won Chan Lee
  • Patent number: 12591819
    Abstract: Introduced are a system and a method for providing a service by using a multipurpose vehicle, wherein a user, a service provider, and a multipurpose vehicle are matched, and a service of the matched service provider is provided to the matched user through the matched multipurpose vehicle, thereby enabling the user to simultaneously use the vehicle and the service.
    Type: Grant
    Filed: September 19, 2022
    Date of Patent: March 31, 2026
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Sang Heon Lee, Dong Eun Cha, Jin Ho Hwang
  • Patent number: 12508897
    Abstract: A variable grille apparatus controls a flow rate of air circulated through the grille. Commercial properties are improved through an advanced opening and closing operation during adjustment of the air flow rate. The opening and closing operation of the grille is diversified, such as by sequential or simultaneous operation, so that the sense of operation is enhanced, an exterior design is diversified, and the air flow is secured through an optimization of the structural arrangement.
    Type: Grant
    Filed: July 6, 2023
    Date of Patent: December 30, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAI MOBIS CO., LTD.
    Inventors: Jin Young Yoon, Dong Eun Cha, Hong Heui Lee, Jae Sup Byun, Jang Ho Kim
  • Patent number: 12497112
    Abstract: A container-swappable vehicle includes a container including a container body for receiving a cargo loaded therein, a rotation shaft at a front end portion or a rear end portion thereof, and a coupling body surrounding an external circumferential surface of the rotation shaft, the rotation shaft and the coupling body being connected to each other to be relatively rotated therebetween; and a drive module including a drive device to perform driving, a coupling space including an open side, and a magnetic module provided in the coupling space to allow the coupling body of the container to enter the coupling space through an opening portion by driving toward the coupling body of the container and move the container through driving by the magnetic module being fastened to the coupling body by magnetic force.
    Type: Grant
    Filed: November 4, 2022
    Date of Patent: December 16, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jin Ho Hwang, Dong Eun Cha, Sang Heon Lee
  • Patent number: 12479519
    Abstract: In the present disclosure, the side spoiler is provided on a lower side of a mobility vehicle so that aerodynamic performance is improved, and a deployment angle of the side spoiler is controlled according to driving conditions and road conditions so that desired aerodynamic performance is realized, and damage to the side spoiler is prevented. In addition, introduced is a side spoiler device for the mobility vehicle, in which the side spoiler is divided into a plurality of side spoilers so that aerodynamic performance for each driving situation is optimized through individual control of each side spoiler.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: November 25, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Hong Heui Lee, Dong Eun Cha, Jin Young Yoon
  • Patent number: 12454853
    Abstract: A door system for a vehicle is disclosed, which enables a vehicle door to operate selectively in both sliding and swinging modes. The system includes a hinge mechanism and an electromagnetic locking unit that controls the transition between the two movement types. This dual-mode functionality improves accessibility, space efficiency, and emergency egress capabilities.
    Type: Grant
    Filed: May 30, 2024
    Date of Patent: October 28, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Sang Heon Lee, Dong Eun Cha, Jin Ho Hwang
  • Patent number: 12450545
    Abstract: A logistics transport system includes individual transport cart of traveling by first driving unit and transporting a cargo to a delivery position; a transport vehicle of traveling by second driving unit and driving to the delivery position in loading the individual transport cart thereon to deliver a cargo or driving to an intermediate base point and then separating the individual transport cart therefrom at the intermediate base point; and a control unit configured to, when the cargo is delivered from a terminal at which the cargo is loaded to the delivery position, control the individual transport cart to deliver the cargo from the terminal to the delivery position by the individual transport cart, or control the transport vehicle to deliver the individual transport cart to the intermediate base point and then control the individual transport cart to deliver the cargo from the intermediate base point to the delivery position.
    Type: Grant
    Filed: July 20, 2022
    Date of Patent: October 21, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Sang Heon Lee, Dong Eun Cha, Jin Ho Hwang
  • Patent number: 12434777
    Abstract: An active air skirt apparatus controls an airflow flowing to a lower side of a mobility device according to a traveling state of the mobility device, thereby securing optimal aerodynamic performance. In addition, disclosed herein is an active air skirt apparatus, which stably moves a flap for controlling the airflow when a vehicle travels at high speed, thereby improving durability and reliability.
    Type: Grant
    Filed: March 10, 2023
    Date of Patent: October 7, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAI MOBIS CO., LTD.
    Inventors: Jin Young Yoon, Dong Eun Cha, Hong Heui Lee, Jae Sup Byun, Jang Ho Kim
  • Publication number: 20250291222
    Abstract: Disclosed are a color-changing polymer composition, an ion-conductive composition, and a transparent electrode layer composition for a painting-type spray coating process, and an electrochromic device including the same. The color-changing polymer composition for an electrochromic device includes an amount of about 5 to 30 wt % of a color-changing material, an amount of about 0.01 to 1 wt % of ferrocene, an amount of about 10 to 30 wt % of a polymer matrix, an amount of about 20 to 70 wt % of an ion-conductive material, and an amount of about 1 to 10 wt % of a POSS (polyhedral oligomeric silsesquioxane) derivative, based on the total weight of the composition.
    Type: Application
    Filed: May 29, 2025
    Publication date: September 18, 2025
    Inventors: Dong Eun Cha, Jong Seung Park, Jun Hong Choi
  • Patent number: 12415707
    Abstract: A building-attachable moving system includes a mobility including a coupling device coupled to outside and an internal space becoming, when the mobility is coupled to an external surface of a building by the coupling device, a portion of an indoor space of the building, and a moving device including a guide member dividing the external surface of the building into areas and driving modules coupled to be movable along the guide member, the moving device moving the mobility from one area to another on the external surface as the deriving modules move, wherein the coupling device is provided in plurality, some of the coupling devices are decoupled when the mobility moves from a current area to a moving area, the driving modules of the current area are moved, the decoupled coupling devices are coupled with the driving modules of the moving area, and the mobility moves to the moving area.
    Type: Grant
    Filed: November 7, 2022
    Date of Patent: September 16, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jin Ho Hwang, Dong Eun Cha, Sang Heon Lee
  • Patent number: 12397863
    Abstract: A vehicle body for a vehicle, includes a first body, a second body configured to be fitted with the first body, an insertion portion provided on one of the first body and the second body and including an insertion space formed therein, and a fixing portion provided on the other of the first body and the second body and configured to be inserted into the insertion space of the insertion portion, the fixing portion including a magnetic module provided at an end portion of the fixing portion and configured to fix the fitted first and second bodies by use of a magnetic force generated by a change in magnetic circuit.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: August 26, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jin Ho Hwang, Dong Eun Cha, Sang Heon Lee
  • Publication number: 20250264123
    Abstract: A customizing apparatus includes a wall portion forming an internal wall and an external wall of a mobility and including a predetermined area; a pocket portion provided in plural in the predetermined area of the wall portion, including a mounting hole formed on a center portion thereof, and including a plurality of locking protrusions along a periphery of the mounting hole; and a panel portion including a panel and a plurality of boss portions extending from the panel and configured to be inserted into the mounting hole, wherein the boss portions are positioned at a side of the locking protrusion when inserted into the mounting hole, and the boss portions are fixedly locked to the locking protrusion in a rotation direction when the panel is rotated.
    Type: Application
    Filed: August 8, 2024
    Publication date: August 21, 2025
    Applicants: Hyundai Motor Company, Kia Corporation, SEOYON E-HWA CO., LTD.
    Inventors: Jin Ho HWANG, Ji Seob Park, Dong Eun Cha, Sang Heon Lee, Dae Hyung Lee, Hyeok Lee
  • Publication number: 20250223855
    Abstract: A door system for vehicle to provide a vehicle door capable of both a sliding and a swinging method is introduced.
    Type: Application
    Filed: May 30, 2024
    Publication date: July 10, 2025
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sang Heon LEE, Dong Eun CHA, Jin Ho HWANG