Patents by Inventor Kookhaeng LEE

Kookhaeng LEE 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: 20230408108
    Abstract: A cooking device includes a frame forming a cooking chamber; a door opening and closing the cooking chamber; a burner cover disposed in the cooking chamber; and a burner located in the burner cover, the burner generating a flame, wherein the burner cover is provided with a first hole providing a path through which air flows, and the frame is provided with a second hole communicating with the first hole, the second hole providing a path through which the air flows.
    Type: Application
    Filed: July 31, 2023
    Publication date: December 21, 2023
    Inventors: Kookhaeng LEE, Jeahyuk WIE, Seungyoun KIM
  • Patent number: 11832764
    Abstract: Provided is a cooking apparatus in which a heating plate, a frame, and a pocket part are independently provided and which has a structure that is capable of securing use convenience and safety by a coupled structure of the heating plate, the frame, and the pocket part.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: December 5, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Kookhaeng Lee, Yangho Kim, Junho Seok
  • Patent number: 11796188
    Abstract: A cooking device includes a frame forming a cooking chamber; a door opening and closing the cooking chamber; a burner cover disposed in the cooking chamber; and a burner located in the burner cover, the burner generating a flame, wherein the burner cover is provided with a first hole providing a path through which air flows, and the frame is provided with a second hole communicating with the first hole, the second hole providing a path through which the air flows.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: October 24, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Kookhaeng Lee, Jeahyuk Wie, Seungyoun Kim
  • Patent number: 11766159
    Abstract: A vacuum cleaner includes a connection pipe, a cleaner body, a suction nozzle having a first suction port, a movable body, a first rotating body, and a second rotating body. The movable body is movably coupled to the connection pipe, and the first rotating body and the second rotating body are rotatably coupled to the movable body. According to the disclosed vacuum cleaner, in a state in which the connection pipe is separated from the suction nozzle, the first rotating body and the second rotating body may form a second suction port, and may form a nozzle other than the suction nozzle.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: September 26, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Kookhaeng Lee, Jungwan Ryu, Moo Hyun Ko
  • Patent number: 11751741
    Abstract: A vacuum cleaner includes a cleaner body, a connection pipe including a first catching groove, and a suction nozzle. The suction nozzle includes a connection neck, a nozzle housing rotatably coupled to the connection neck, a first catching body rotatably coupled to the connection neck, and a first elastic body. The first catching body includes a first catching protrusion portion which is caught by the first catching groove. The suction nozzle includes a pressing portion and a first lever. The first lever includes a first end portion in contact with the pressing portion, and a second end portion configured to press the first catching body. According to the disclosed vacuum cleaner, the fastening between the suction nozzle and the connection pipe may be maintained or released according to the relative angle between the suction nozzle and the connection pipe.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: September 12, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Kookhaeng Lee, Jungwan Ryu, Moo Hyun Ko, Youngsoo Kim
  • Patent number: 11730302
    Abstract: A blender having an exterior material is provided on an outer surface of a container lid. The blender includes a container body to receive food; a blender body provided at a lower side of the container body and supporting the container body; and a container lid mounted removably to an upper surface of the container body and opening and closing the upper surface of the container body, where the container lid includes a lid casing having a gasket provided at a lower portion thereof; and a lid exterior material covering at least one surface of the lid casing. The lower part of the lid exterior material extends up to an upper part of the gasket, and the lower end of the lid exterior material is bent inward.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: August 22, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Jeonghoon Jeong, Daebong Yang, Jeahyuk Wie, Kookhaeng Lee, Yangho Kim
  • Patent number: 11696666
    Abstract: A vacuum cleaner includes a body having a space that allows air to flow therethrough. The vacuum cleaner also includes a suction inlet configured to introduce the air into the body. Further, the vacuum cleaner includes a suction motor provided in the body. The vacuum cleaner includes a dust separation module provided in the body. The dust separation module is arranged between the suction inlet and the suction motor. The dust separation module separates foreign substances from the air. The vacuum cleaner includes an exhaust module that discharges the air passing through the suction motor from the body. The exhaust module includes an exhaust filter comprising a photocatalyst. Further, the vacuum cleaner includes a lighting module that radiates light toward the exhaust filter. The vacuum cleaner includes a battery supplying electrical energy for the operation of the vacuum cleaner and a controller configured that controls operations of the vacuum cleaner.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: July 11, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Jungwan Ryu, Jinhyouk Shin, Kookhaeng Lee, Dae Ho Chang
  • Publication number: 20220233024
    Abstract: A blender includes a container body in which food is accommodated, a main body provided underneath the container body and supporting the container body, a container lid detachably mounted on an upper surface of the container body and opening and closing the top of the container body, and a blade assembly of which a blade chops the food inside the container body into small pieces. At least one end portion of the main blade is formed in such a manner as to have a smaller thickness than a center portion thereof.
    Type: Application
    Filed: September 4, 2020
    Publication date: July 28, 2022
    Inventors: Kookhaeng LEE, Jeahyuk WIE, Inwoo BAEK
  • Publication number: 20220117440
    Abstract: Provided is a cooking apparatus in which a heating plate, a frame, and a pocket part are independently provided and which has a structure that is capable of securing use convenience and safety by a coupled structure of the heating plate, the frame, and the pocket part.
    Type: Application
    Filed: December 29, 2021
    Publication date: April 21, 2022
    Inventors: Kookhaeng Lee, Yangho Kim, Junho Seok
  • Patent number: 11234556
    Abstract: Provided is a cooking apparatus in which a heating plate, a frame, and a pocket part are independently provided and which has a structure that is capable of securing use convenience and safety by a coupled structure of the heating plate, the frame, and the pocket part.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: February 1, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Kookhaeng Lee, Yangho Kim, Junho Seok
  • Patent number: 11236910
    Abstract: A cooking appliance is provided. The cooking appliance may include an oven having a cooking chamber therein; a cooktop disposed at an upper portion of the oven and provided with at least one cooktop heating unit; an exhaust vent disposed at a rear of the cooktop; an exhaust duct that forms a passage that connects the cooking chamber and the exhaust vent; a space formed between the oven and the at least one cooktop heating unit; a cool air-exhaust duct that forms a passage that connects the space and the exhaust vent; and a guide duct that forms a passage diverged from the cool air-exhaust duct and extended toward a rear of the exhaust duct.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: February 1, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Kookhaeng Lee, Jun Ho Seok, Daebong Yang
  • Publication number: 20220022710
    Abstract: A vacuum cleaner includes a cleaner body, a connection pipe including a first catching groove, and a suction nozzle. The suction nozzle includes a connection neck, a nozzle housing rotatably coupled to the connection neck, a first catching body rotatably coupled to the connection neck, and a first elastic body. The first catching body includes a first catching protrusion portion which is caught by the first catching groove. The suction nozzle includes a pressing portion and a first lever. The first lever includes a first end portion in contact with the pressing portion, and a second end portion configured to press the first catching body. According to the disclosed vacuum cleaner, the fastening between the suction nozzle and the connection pipe may be maintained or released according to the relative angle between the suction nozzle and the connection pipe.
    Type: Application
    Filed: July 19, 2021
    Publication date: January 27, 2022
    Inventors: Kookhaeng LEE, Jungwan RYU, Moo Hyun KO, Youngsoo KIM
  • Publication number: 20220022711
    Abstract: A vacuum cleaner includes a connection pipe, a cleaner body, a suction nozzle having a first suction port, a movable body, a first rotating body, and a second rotating body. The movable body is movably coupled to the connection pipe, and the first rotating body and the second rotating body are rotatably coupled to the movable body. According to the disclosed vacuum cleaner, in a state in which the connection pipe is separated from the suction nozzle, the first rotating body and the second rotating body may form a second suction port, and may form a nozzle other than the suction nozzle.
    Type: Application
    Filed: July 19, 2021
    Publication date: January 27, 2022
    Inventors: Kookhaeng LEE, Jungwan RYU, Moo Hyun KO
  • Patent number: 11221146
    Abstract: A cooking appliance is provided. The cooking appliance may include a convection fan installed in a cooking chamber; a fan motor installed outside of the cooking chamber and configured to rotate the convection fan; a cooling fan installed outside of the cooking chamber and rotated by the fan motor to generate air currents to flow to the fan motor; a duct that forms a passage that connects an inside of the cooking chamber and the outside of the cooking chamber, wherein an opening in the duct is opened toward the cooling fan; and a blocking member installed outside of the cooking chamber and configured to block a path of air flow from the opening to the cooling fan.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: January 11, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Kookhaeng Lee, Yangho Kim, Dongjae Lee
  • Patent number: 11109709
    Abstract: A griddle and a cooking appliance having a griddle are provided. The griddle may include a housing having an accommodation space formed therein and an open top, a heating plate formed to have a predetermined width and length and seated on a top of the housing, a burner provided in the housing to heat the heating plate, and a temperature sensor module provided in the housing to measure a temperature of the heating plate. The temperature sensor module may include a cover provided in the housing and having an accommodation space formed therein, and a temperature sensor provided in the housing with at least a portion thereof accommodated in the accommodation space of the cover to measure a temperature of an inside of the cover.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: September 7, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Kookhaeng Lee, Yangho Kim, Hyun Woo Park
  • Publication number: 20210270469
    Abstract: A cooking device includes a frame forming a cooking chamber; a door opening and closing the cooking chamber; a burner cover disposed in the cooking chamber; and a burner located in the burner cover, the burner generating a flame, wherein the burner cover is provided with a first hole providing a path through which air flows, and the frame is provided with a second hole communicating with the first hole, the second hole providing a path through which the air flows.
    Type: Application
    Filed: May 20, 2021
    Publication date: September 2, 2021
    Inventors: Kookhaeng LEE, Jeahyuk WIE, Seungyoun KIM
  • Publication number: 20210251451
    Abstract: A cleaner includes a cleaner main body including a suction motor and a handle, and a suction nozzle that is connected to the cleaner main body and includes a housing that defines an open portion at a lower portion, a rotary cleaning unit disposed inside the housing and exposed through the open portion of the housing, and a support member that is located below the housing and supports the housing and has an open interior and at least one sub-inlet that is defined at a front surface of the support member and configured to receive foreign substances. The cleaner includes a controller disposed at the cleaner main body and configured to determine a condition of the surface by driving an artificial intelligence engine, and open and close the at least one sub-inlet based on the condition of the surface to thereby adjust a suction force of the cleaner.
    Type: Application
    Filed: February 18, 2021
    Publication date: August 19, 2021
    Inventors: Moohyun KO, Namil WOO, Kookhaeng LEE, Kihong PARK
  • Patent number: 11073289
    Abstract: A cooking device includes a frame forming a cooking chamber; a door opening and closing the cooking chamber; a burner cover disposed in the cooking chamber; and a burner located in the burner cover, the burner generating a flame, wherein the burner cover is provided with a first hole providing a path through which air flows, and the frame is provided with a second hole communicating with the first hole, the second hole providing a path through which the air flows.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: July 27, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Kookhaeng Lee, Jeahyuk Wie, Seungyoun Kim
  • Publication number: 20210161345
    Abstract: A vacuum cleaner includes a body having a space that allows air to flow therethrough. The vacuum cleaner also includes a suction inlet configured to introduce the air into the body. Further, the vacuum cleaner includes a suction motor provided in the body. The vacuum cleaner includes a dust separation module provided in the body. The dust separation module is arranged between the suction inlet and the suction motor. The dust separation module separates foreign substances from the air. The vacuum cleaner includes an exhaust module that discharges the air passing through the suction motor from the body. The exhaust module includes an exhaust filter comprising a photocatalyst. Further, the vacuum cleaner includes a lighting module that radiates light toward the exhaust filter. The vacuum cleaner includes a battery supplying electrical energy for the operation of the vacuum cleaner and a controller configured that controls operations of the vacuum cleaner.
    Type: Application
    Filed: August 5, 2020
    Publication date: June 3, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Jungwan RYU, Jinhyouk SHIN, Kookhaeng LEE, Dae Ho CHANG
  • Publication number: 20210100400
    Abstract: A blender has a removable cap provided in a container lid. The blender includes: a container body configured to receive food; a blender body provided at a lower side of the container body and supporting the container body; and a container lid mounted removably to an upper surface of the container body and opening and closing the upper surface of the container body, where the container lid includes: a lid body having a lid hole vertically formed therethrough; the cap covering the lid hole; and a lock allowing the cap to be removably mounted to the lid body, the lock having a locking protrusion formed by protruding from the lid body to a side thereof, and a locking passage formed in the cap and receiving the locking protrusion.
    Type: Application
    Filed: September 29, 2020
    Publication date: April 8, 2021
    Inventors: Kookhaeng LEE, Daebong Yang, Jeahyuk Wie