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).

  • Method of forming multiple coating on dry plating member and molded article manufactured using the same
    Patent number: 11401437
    Abstract: Disclosed are methods of forming a multiple coating on a dry plating member and a molded article manufactured using the same. The method may include applying a color coating agent onto a surface of a plating layer of a plating member and then drying the applied color coating agent to form a color coating layer, and applying a clear coating agent onto a surface of the color coating layer and curing the applied clear coating agent to form a clear layer, wherein the plating member includes a substrate, an undercoat layer formed on a surface of at least a part of the substrate, and a plating layer formed on a surface of the undercoat layer.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: August 2, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Hyun Kyung Kim, Dong Eun Cha, Jin Young Yoon, Hai Chang Lee, Sun Young Park
  • Electrically powered sliding unit for vehicle
    Patent number: 11396247
    Abstract: A sliding unit for a vehicle includes: a rail including a first extension part, a second extension part, and a bending part connecting the first extension part and the second extension part; a movable part slidably disposed on the rail, and including a magnetic part configured to be locked with or unlocked from the rail; a power supply part disposed in the rail, having a shape extending in a lengthwise direction along the rail, and electrically connected to a power source of the vehicle; and a first contact part and a second contact part disposed in the movable part, and electrically connecting the power supply part and the magnetic part when contacting the power supply part.
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: July 26, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jin Ho Hwang, Dong Eun Cha, Sang Heon Lee
  • Buoyancy generator for vehicle
    Patent number: 11383805
    Abstract: A buoyancy generator for a vehicle may include a housing detachably mounted on a vehicle, a buoyancy generating unit mounted in the housing and including a tube configured to be inflated and deployed to an outside of the housing and a gas supply connected to the tube and configured to supply inflation gas to the tube during operation, and a handle unit provided in the housing and having a handle to be operated to deploy the tube so that the tube floats to a water surface due to buoyancy of the tube to allow an occupant gripping the handle to float to the water surface together with the tube.
    Type: Grant
    Filed: September 2, 2020
    Date of Patent: July 12, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dong Eun Cha, Jin Ho Hwang, Sang Heon Lee
  • Interior variable vehicle
    Patent number: 11383619
    Abstract: An internal variable vehicle may include instrument panels provided on a side of an internal space of the vehicle, having a structure in which a portion thereof overlaps, configuring an embedding portion of the internal space when being developed, and forming an opening through which the internal space of the vehicle is externally exposed out of the vehicle when the portion thereof overlaps; a seat movable from the internal space of the vehicle to the outside; a guide provided on a floor of the internal space of the vehicle, and providing a path in which the seat is movable from the internal space of the vehicle to an opening side of the instrument panels; and a fixing module configured of fixing the seat to one point of the guide and releasing the fixing of the seat from the point of the guide when the seat is required to move to the outside of the vehicle through the opening of the instrument panels.
    Type: Grant
    Filed: August 14, 2020
    Date of Patent: July 12, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dong Eun Cha, Jin Ho Hwang, Sang Heon Lee
  • COLOR-CHANGING POLYMER COMPOSITION, ION-CONDUCTIVE COMPOSITION, TRANSPARENT ELECTRODE LAYER COMPOSITION, AND ELECTROCHROMIC DEVICE COMPRISING SAME
    Publication number: 20220206352
    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 0 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: August 31, 2021
    Publication date: June 30, 2022
    Inventors: Dong Eun Cha, Jong Seung Park, Jun Hong Choi
  • AIR MOBILITY
    Publication number: 20220185488
    Abstract: An air mobility may include a seat in which an airbag or a parachute is stored; and an escape portion configured to support the seat mounted to the escape portion, coupled to the air mobility to form part of the air mobility, and configured to enable a passenger to perform an emergency bailout with the seat to an outside of the air mobility when the escape portion is separated from the air mobility.
    Type: Application
    Filed: July 14, 2021
    Publication date: June 16, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sang Heon LEE, Dong Eun CHA, Jin Ho HWANG
  • Emblem structure
    Patent number: 11351812
    Abstract: The present disclosure discloses an emblem structure in which an emblem is coupled to a part in an integral form, thereby minimizing the amount of protrusion and an image is implemented in a distorted form, and advancing the quality of a product. The emblem structure includes a base layer, an image layer disposed on an outer surface of the base layer or to be spaced apart from the outer surface, and a transparent layer deposited on the base layer to cover the image layer. The transparent layer is configured such that light is transmitted and refracted and that the light reflected by the base layer and the image layer is lost, thereby improving visual recognition of the image layer.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: June 7, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Dong Eun Cha, Jin Young Yoon, Ki Hong Lee, Hyun Kyung Kim
  • CONNECTION SYSTEM FOR HOUSE AND VEHICLE
    Publication number: 20220169098
    Abstract: A connection system for a house and a vehicle, may include a vehicle door provided in the vehicle to open or close a vehicle entrance through which a passenger enters or exits the vehicle and allowing an internal space of the vehicle to be exposed into the house when authenticated by the house; and a hatch provided in a house entrance on a side wall of the house to selectively couple the house entrance and the vehicle entrance with each other so that an internal space of the vehicle and an internal space of the house are connected to each other in a state that the vehicle door is open when the authenticated vehicle is parked on a side of the house entrance.
    Type: Application
    Filed: February 17, 2022
    Publication date: June 2, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Dong Eun CHA, Jin Ho HWANG, Sang Heon LEE
  • Seat assembly of vehicle
    Patent number: 11338705
    Abstract: A seat assembly of a vehicle may include a support having a lower end portion connected to a floor of the vehicle; a seat frame having a connection portion provided above the support and having an entire slope which is changed by a curvature of the connection portion when the connection portion is slid, the connection portion being formed in a curved line or a curved surface; and a seat mounted on the seat frame and configured for implementing reclining by having a slope which is changed together with the seat frame when the seat frame is slid on the support.
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: May 24, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dong Eun Cha, Jin Ho Hwang, Sang Heon Lee
  • COLOR-CHANGEABLE PLASTIC
    Publication number: 20220137473
    Abstract: A form of a color-changeable plastic includes: a first conductive electrode layer; a color change layer disposed on the first conductive electrode layer, configured to cover a top surface of the first conductive electrode layer, and made of a substance that changes color depending on whether a voltage is applied; a second conductive electrode layer disposed on the color change laver, configured to cover a top surface and side surfaces of the color change layer, and configured to change the color of the color change layer with the first conductive electrode layer when the voltage is applied; and a conductive guide disposed at at least one of the first conductive electrode layer or the second conductive electrode layer, and configured to guide a movement of electrons and a color change direction of the color change layer when the voltage is applied.
    Type: Application
    Filed: June 8, 2021
    Publication date: May 5, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Pusan National University Industry-University Cooperation Foundation
    Inventors: Dong Eun CHA, Hyun Kyung KIM, Jong Seung PARK, Jun Hong CHOI
  • Autonomous vehicles and method of rotating seats of autonomous vehicles
    Patent number: 11312269
    Abstract: An autonomous vehicle may include a plurality of seats rotatably provided on a vehicle floor of the vehicle; a console device rail provided between the plurality of seats and extending in a longitudinal direction thereof; and a console device mounted on the console device rail and configured for sliding between the plurality of seats along the console device rail, the console device mounted on the console device rail via a rotation shaft to be rotatable about the rotation shaft relative to the console device rail, wherein when the console device is slid along and rotated relative to the console device rail during rotation of the seat, the interference by the seats and the console device is prevented.
    Type: Grant
    Filed: March 11, 2020
    Date of Patent: April 26, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jin Ho Hwang, Dong Eun Cha, Sang Heon Lee
  • DOCKING SYSTEM FOR DRONES AND METHOD FOR OPERATING THE SAME
    Publication number: 20220111975
    Abstract: A docking system for drones and a method for operating the same include: a seat part configured to land a drone thereon; a wire provided on the seat part and configured to allow the landing drone to be hung on the wire so that the drone may land on the seat part; and tension adjusters configured to adjust tension of the wire so as to allow the drone to land at a target position of the seat part when the drone is hung on the wire.
    Type: Application
    Filed: February 3, 2021
    Publication date: April 14, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jin Ho Hwang, Dong Eun Cha, Sang Heon Lee
  • BUMPER FOR VEHICLE
    Publication number: 20220105885
    Abstract: A bumper for vehicle may include an injection-molded bumper cover; and a reinforcing structure provided in a linear shape with fiber reinforced composite material and coupled by direct fitting onto a rear surface of the bumper cover to reinforce a rear side of the bumper cover.
    Type: Application
    Filed: October 4, 2021
    Publication date: April 7, 2022
    Applicants: Hyundai Motor Company, Kia Corporation, Seoyon E-Hwa Co., Ltd.
    Inventors: Ju-han SHIN, Sung-noh LEE, Dong Eun CHA, Ki Hong LEE, Dae Hee LEE
  • Pattern skin lighting device of vehicle
    Patent number: 11292384
    Abstract: A pattern skin lighting device of a vehicle may include a plurality of lightning cells disposed on a plane while forming a predetermined pattern. Each lightning cell includes a light emitting element, a cell pocket configured to surround the light emitting element, a cell cover configured to be pivotable with respect to the cell pocket while surrounding the light emitting element within the cell pocket, and an actuator engaged to an end of the cell cover and configured to selectively pivot the cell cover with respect to the cell pocket.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: April 5, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dong Eun Cha, Jin Ho Hwang, Sang Heon Lee, Julliana Cho, Jin Seok Seo, Byoung Oh Choi
  • System and Method for Delivery Service Using Drone
    Publication number: 20220101256
    Abstract: A system for a delivery service includes a server having delivery information on a delivery, drone information on a drone to be used for the delivery, and vehicle information on a vehicle that the drone is to board. The server is configured to control the drone through the delivery information, the drone information, and the vehicle information to board and travel on the vehicle, to pick up a package to be delivered or to depart the vehicle to deliver the package to a delivery destination.
    Type: Application
    Filed: February 5, 2021
    Publication date: March 31, 2022
    Inventors: Sang Heon Lee, Jin Ho Hwang, Dong Eun Cha
  • Connection system for house and vehicle
    Patent number: 11285788
    Abstract: A connection system for a house and a vehicle, may include a vehicle door provided in the vehicle to open or close a vehicle entrance through which a passenger enters or exits the vehicle and allowing an internal space of the vehicle to be exposed into the house when authenticated by the house; and a hatch provided in a house entrance on a side wall of the house to selectively couple the house entrance and the vehicle entrance with each other so that an internal space of the vehicle and an internal space of the house are connected to each other in a state that the vehicle door is open when the authenticated vehicle is parked on a side of the house entrance.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: March 29, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dong Eun Cha, Jin Ho Hwang, Sang Heon Lee
  • MOBILITY CARRIER APPARATUS FOR VEHICLES
    Publication number: 20220087883
    Abstract: A mobility carrier apparatus for vehicles includes: a carrier to store a mobility, and the carrier is not exposed at ordinary times and withdrawn when it is desired to use the mobility, thereby improving the external design of a vehicle and convenience of the vehicle. In particular, the carrier slides along a pair of sliding rails so as to be withdrawn from or stored in a case of the mobility carrier apparatus, and the carrier is provided with a storage unit in which the mobility is loaded. The mobility is lifted upwards at the time of withdrawal of the carrier.
    Type: Application
    Filed: March 1, 2021
    Publication date: March 24, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Dong Eun CHA, Ki Hong LEE
  • ELECTRICALLY POWERED SLIDING UNIT FOR VEHICLE
    Publication number: 20220080861
    Abstract: A sliding unit for a vehicle includes: a rail including a first extension part, a second extension part, and a bending part connecting the first extension part and the second extension part; a movable part slidably disposed on the rail, and including a magnetic part configured to be locked with or unlocked from the rail; a power supply part disposed in the rail, having a shape extending in a lengthwise direction along the rail, and electrically connected to a power source of the vehicle; and a first contact part and a second contact part disposed in the movable part, and electrically connecting the power supply part and the magnetic part when contacting the power supply part.
    Type: Application
    Filed: February 4, 2021
    Publication date: March 17, 2022
    Inventors: Jin Ho HWANG, Dong Eun CHA, Sang Heon LEE
  • COLOR CHANGEABLE PLASTIC
    Publication number: 20220082894
    Abstract: A color changeable plastic, the color change rate of which increases when a voltage is applied, is applicable to various structures by a spray coating method. The color changeable plastic includes a first electrode layer having conductivity; a color changeable layer disposed on the first electrode layer to cover an upper surface and a side surface of the first electrode layer, and including a material whose color changes depending on whether a voltage is applied; and a second electrode layer having conductivity, and disposed on the color changeable layer to cover an upper surface and a side surface of the color changeable layer.
    Type: Application
    Filed: April 26, 2021
    Publication date: March 17, 2022
    Inventors: Dong Eun Cha, Hyun Kyung Kim, Jun Hong Choi, Jong Seung Park
  • ELECTRICALLY POWERED SLIDING UNIT FOR VEHICLE
    Publication number: 20220080863
    Abstract: A sliding unit for a vehicle includes: a rail having a bottom surface, both side surfaces and a top surface, the rail configured to extend in a front-rear direction, be bent, and then extend in a left-right direction; a moving part slidably disposed on the rail to slide along the rail to move in the front-rear direction or in the left-right direction; a magnetic force part disposed in the moving part and configured to be locked to or unlocked from the rail through a magnetic force; and ground parts disposed on the moving part, electrically connected to the magnetic force part, and grounded with the rail to supply power from the rail to the magnetic force part.
    Type: Application
    Filed: February 5, 2021
    Publication date: March 17, 2022
    Inventors: Jin Ho HWANG, Dong Eun CHA, Sang Heon LEE