Patents by Inventor Junghyeon CHO

Junghyeon CHO 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: 11946647
    Abstract: An electric range is provided that may include a case; at least one fan configured to cool an inside of the case; at least one first through hole formed on a lower surface of the case and configured to supply air to the at least one fan; and a first cover disposed to encircle the at least one first through hole outside of the lower surface of the case and having a plurality of first slits. The first cover may prevent a foreign substance from contacting the at least one fan. The foreign substance may be an end portion of a user's body, for example, a user's finger. The at least one fan may have no structure for preventing contact of a foreign substance.
    Type: Grant
    Filed: February 23, 2021
    Date of Patent: April 2, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Jinwoo Park, Junghyeon Cho
  • Publication number: 20240053026
    Abstract: An electric range may include a case, a bracket accommodated in the case, a fan disposed in the bracket, a leg coupled to a lower portion of the case and configured to contact an upper surface of a countertop that supports the electric range, and a guide panel disposed at a lower side of the bracket and configured to guide air that flows in a gap formed by the leg.
    Type: Application
    Filed: July 13, 2023
    Publication date: February 15, 2024
    Inventors: Seunghak KIM, Junghyeon Cho
  • Patent number: 11796181
    Abstract: An electric range includes a case and a cover plate coupled to an upper surface of the case to place an object. Further, the electric range includes a plurality of heating portions disposed below the cover plate to heat the object and an upper bracket disposed under the heating portion to support the heating portion a control board disposed between the cover plate and the upper bracket. Furthermore, the electric range includes a support member having a first end disposed under the control board and a second end disposed on the upper bracket to support the control board and a base bracket disposed under the upper bracket and comprising a printed circuit board.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: October 24, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Seunghak Kim, Junghyeon Cho
  • Patent number: 11774106
    Abstract: An electric range in one embodiment includes a case and a cover plate coupled to an upper end of the case to allow an object to be heated to be placed on an upper surface thereof The electric range further includes a plurality of heating parts disposed under the cover plate and configured to heat the object to be heated, an upper bracket disposed under the heating part and configured to support the heating part, a base bracket disposed under the upper bracket to allow a printed circuit board to be mounted thereon, and a cover bracket disposed outside the upper bracket and the case coupled to the case and configured to support the cover plate.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: October 3, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Seunghak Kim, Junghyeon Cho
  • Publication number: 20220400540
    Abstract: An electric range is provided that may effectively increase output of a heater by optimizing a shape of each ferrite core without increasing a number of ferrite cores and may secure a maximum area of a through hole that facilitates communication between an inside and outside of a core frame, thereby preventing overheating of the heater and decreasing a use time of the heater.
    Type: Application
    Filed: June 2, 2022
    Publication date: December 15, 2022
    Inventors: Myoeng Soo PARK, Junghyeon CHO
  • Publication number: 20220381437
    Abstract: An electric range may include a case, a cover plate coupled to an upper end of the case and on an upper surface of which an object to be heated is placed, a heat sink, an air blowing fan, wherein the air blowing fan is configured to discharge air toward the heat sink, and an air guide that communicates with the air blowing fan, surrounds the heat sink, and forms a flow path of air that cools the heat sink, wherein the air guide includes an side outlet formed in a portion at which the air guide communicates with the air blowing fan, and wherein the air guide is configured to discharge a portion of air flowing from the air blowing fan outward.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Myoeng Soo PARK, Junghyeon CHO, Ji Won LEE
  • Publication number: 20220386429
    Abstract: An electric range is provided that may include a dedicated coil temperature sensor configured to measure a temperature of a working coil so as to monitor the temperature of the working coil in real time and actively respond to a working coil load condition, thereby remarkably increasing an operation time of the electric range.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Myoeng Soo PARK, Junghyeon CHO, Seunghak KIM
  • Publication number: 20220386447
    Abstract: A home appliance is provided that may include a first air flow path included in a heat sink, and a second air flow path defined at a lower side of the heat sink, such that air flows to inside and outside of the heat sink efficiently. A plurality of heat dissipation fins may protrude downward from a wall of the second air flow path, increasing a contact surface between the heat sink and air. A projection may be formed on at least one of the walls of the first air flow path, the walls of the second air flow path, an outer surface of the plurality of heat dissipation fins, or an upper surface of the heat sink.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Mijung KIM, Junghyeon CHO
  • Publication number: 20220381441
    Abstract: An electric range is provided that may include a case, a cover plate coupled to an upper side of the case, and on which an object to be heated is placed, an air blowing fan discharging air, and an air guide that communicates with the air blowing fan, and forms a flow path of air. The air guide comprises a first air guide that communicates with the air blowing fan and guides the air discharged from the air blow fan substantially horizontally, and an expansion protrusion that protrudes from the first air guide in a lengthwise direction of the air guide or in a direction perpendicular to the lengthwise direction of the air guide such that a cross section of the air guide expands.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Hyunsoo KIM, Junghyeon CHO
  • Publication number: 20220386427
    Abstract: An electric range is provided that may include a lower casing defining a lower portion of a case that is formed in two steps. In particular, the lower casing may include a first lower part; a second lower part recessed from an inside of the first lower part, and to which a bracket is coupled; and a third lower part that protrudes from at least a predetermined area of a portion of the first lower part.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Seunghak KIM, Junghyeon CHO
  • Publication number: 20220381443
    Abstract: An electric range is provided that may include a case, a cover plate coupled to an upper side of the case and on which an object to be heated is placed, at least one heater that heats the object, the at least one heater being disposed under the cover plate, an upper bracket that is disposed under the at least one heater and supports the at least one heater, a base bracket disposed under the upper bracket and on which a printed circuit board is mounted, a heat sink mounted on the printed circuit board, an air blowing fan that is mounted on the base bracket and discharges air toward the heat sink through an outlet thereof, and an air guide that communicates with the air blowing fan, surrounds the heat sink, and forms a flow path of air cooling the heat sink.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Mijung KIM, Junghyeon Cho
  • Publication number: 20220381442
    Abstract: A home appliance is provided in which electronic elements are attached to an outer surface of a heat sink, allowing air to directly contacting the electronic elements. More specifically, the electronic elements are attached to an outer slanted surface of the heat sink, an air guide is disposed to surround the heat sink to which the electronic elements are attached, and an air blowing fan is used to allow air to flow in the air guide, enabling the flowing air to directly contact the electronic elements.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Mijung KIM, Junghyeon CHO
  • Publication number: 20220381440
    Abstract: An electric range is provided that may include a case, and a support. The support may include a first region in which an air blower fan may be disposed, and a second region in which a printed circuit board may be disposed. A lower surface of the first region may be separated from the case.
    Type: Application
    Filed: May 26, 2022
    Publication date: December 1, 2022
    Inventors: Seunghak KIM, Junghyeon CHO
  • Publication number: 20220386424
    Abstract: An electric range and a method for controlling an electric range are provided, in which a plate temperature sensor configured to sense a temperature of a cover plate and a thermal fuse configured to sense overheating of the cover plate are connected in series to configure a temperature sensing circuit, thereby simplifying a control substrate to which the temperature sensing circuit is electrically connected and reducing manufacture costs.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Ji Won LEE, Junghyeon CHO, Myoeng Soo PARK
  • Publication number: 20220386426
    Abstract: An electric range is provided that may include a case that defines an external appearance of the electric range; at least one heater that heats an object; at least one upper bracket that is disposed under the at least one heater to support the at least one heater; and a support disposed under the at least one upper bracket. The support may include a mount on which a printed circuit board is mounted, and a boss portion that supports the at least one upper bracket.
    Type: Application
    Filed: May 26, 2022
    Publication date: December 1, 2022
    Inventors: Hyunsoo KIM, Junghyeon Cho
  • Publication number: 20220386495
    Abstract: An electric range is provided that may include a single base bracket configured to support and protect a control circuit board, thereby remarkably reducing a number of components in comparison to a conventional electric range.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Seunghak KIM, Junghyeon Cho
  • Publication number: 20220381438
    Abstract: An electric range is provided that may include a case, a case, a cover plate coupled to an upper end of the case, wherein an object to be heated is placed on an upper surface thereof, an air blowing fan configured to discharge air, and an air guide that communicates with the air blowing fan, wherein a cross-sectional area of the flow path of air in a portion of the air guide at which air is discharged outward is greater than a cross-sectional area of the flow path of air at a portion of the air guide at which the air guide and the air blowing fan communicate.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Ji Won Lee, Junghyeon Cho, Myoeng Soo Park
  • Publication number: 20220381444
    Abstract: An electric range is provided that may include a case, a cover plate coupled to an upper end of the case and having an upper surface on which a heating target is disposed, and an air guide forming a flow path of air, wherein the air guide includes a element installation portion which is disposed in a portion of the air guide.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Hyunsoo KIM, Junghyeon Cho
  • Publication number: 20220178548
    Abstract: An electric range includes a case and a cover plate coupled to an upper surface of the case to place an object. Further, the electric range includes a plurality of heating portions disposed below the cover plate to heat the object and an upper bracket disposed under the heating portion to support the heating portion a control board disposed between the cover plate and the upper bracket. Furthermore, the electric range includes a support member having a first end disposed under the control board and a second end disposed on the upper bracket to support the control board and a base bracket disposed under the upper bracket and comprising a printed circuit board.
    Type: Application
    Filed: October 27, 2021
    Publication date: June 9, 2022
    Inventors: Seunghak Kim, Junghyeon Cho
  • Publication number: 20220163211
    Abstract: An electric range in one embodiment includes a case and a cover plate coupled to an upper end of the case to allow an object to be heated to be placed on an upper surface thereof The electric range further includes a plurality of heating parts disposed under the cover plate and configured to heat the object to be heated, an upper bracket disposed under the heating part and configured to support the heating part, a base bracket disposed under the upper bracket to allow a printed circuit board to be mounted thereon, and a cover bracket disposed outside the upper bracket and the case coupled to the case and configured to support the cover plate
    Type: Application
    Filed: November 5, 2021
    Publication date: May 26, 2022
    Inventors: Seunghak KIM, Junghyeon Cho