Patents by Inventor Semi LEE

Semi 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).

  • Patent number: 11585540
    Abstract: A cooking device according to the present invention may comprise: a frame forming a cooking chamber; and a rack support mechanism detachably installed to the frame and supporting a rack such that height of the rack can be adjusted.
    Type: Grant
    Filed: April 1, 2019
    Date of Patent: February 21, 2023
    Assignee: LG Electronics Inc.
    Inventors: Yonghyun Lee, Jaekyung Yang, Semi Lee, Yongsoo Lee, Yoojin Jung
  • Patent number: 11523487
    Abstract: Disclosed is a lighting device. The lighting device includes a light emitting element, a power unit to supply power to the light emitting element, a single communication port and a processor to, when a user input signal to adjust brightness of the light emitting element is received from an external communication device connected by the single communication port, generate a control signal corresponding to the received user input signal, control the power unit to adjust brightness of the light emitting element based on the control signal, and the signal communication port may be connected to the processor via a single communication line.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: December 6, 2022
    Assignee: SOLUM CO., LTD.
    Inventors: Jurae Kim, Euiseok Kim, Semi Lee
  • Patent number: 11415331
    Abstract: A ventilation apparatus according to the present invention comprises: a case having a flow hole; a flow guide positioned inside the case, the flow guide having an inflow opening that communicates with the flow hole, and the flow guide having a guide surface that slopes downward as the same extends outward; a swirler positioned in an area formed by the flow guide and configured to rotate in order to discharge a part of air introduced through the flow hole out of the case again, the swirler having a plurality of blades; a driving motor for rotating the swirler; and a grill member that covers the swirler outside the case and provides an air channel. The grill member comprises a grill rib that forms a suction channel for suctioning air and a discharge channel for discharging air. The discharge channel may be positioned outside the suction channel.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: August 16, 2022
    Assignee: LG Electronics Inc.
    Inventors: Semi Lee, Sangcheol Lee, Seonghoon Hwang, Wontae Kim
  • Publication number: 20220039244
    Abstract: Disclosed is a lighting device. The lighting device includes a light emitting element, a power unit to supply power to the light emitting element, a single communication port and a processor to, when a user input signal to adjust brightness of the light emitting element is received from an external communication device connected by the single communication port, generate a control signal corresponding to the received user input signal, control the power unit to adjust brightness of the light emitting element based on the control signal, and the signal communication port may be connected to the processor via a single communication line.
    Type: Application
    Filed: May 17, 2021
    Publication date: February 3, 2022
    Inventors: Jurae KIM, Euiseok KIM, Semi Lee
  • Patent number: 11029035
    Abstract: The present invention provides an oven including: a cabinet having a cooking space open forward; a door rotating to open/close the cooking space; and a rotary hinge disposed on the front of the cabinet to rotate the door in various directions, in which the door includes: a first ink moving in a first direction; and a second link moving in a second direction perpendicular to the first direction by movement of the first link, and the rotational direction of the door depends on movement of the first link.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: June 8, 2021
    Assignee: LG Electronics Inc.
    Inventors: Haksoon Yang, Jaekyung Yang, Semi Lee, Suyong Lee, Yongsoo Lee
  • Publication number: 20210025596
    Abstract: A cooking device according to the present invention may comprise: a frame forming a cooking chamber; and a rack support mechanism detachably installed to the frame and supporting a rack such that height of the rack can be adjusted.
    Type: Application
    Filed: April 1, 2019
    Publication date: January 28, 2021
    Inventors: Yonghyun LEE, Jaekyung YANG, Semi LEE, Yongsoo LEE, Yoojin JUNG
  • Patent number: 10874245
    Abstract: A cooking appliance includes a main body that defines a cooking chamber configured to receive one or more objects, a steam generator configured to generate steam to heat the one or more objects in the cooking chamber by steam, a water tank configured to store water and to supply water to the steam generator, a water supply pump configured to cause supply of water from the water tank to the steam generator, a first water supply pipe connected to the water tank, a second water supply pipe connected to the steam generator, a connector connected to the first water supply pipe and to the second water supply pipe, and a branch pipe connected to the connector. The water tank is located vertically higher than the steam generator, and the connector and the branch pipe are located vertically higher than the water tank.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: December 29, 2020
    Assignee: LG Electronics Inc.
    Inventors: Semi Lee, Hoonseob Sim, Jaekyung Yang, Yongsoo Lee, Yoojin Jung
  • Publication number: 20190313832
    Abstract: A cooking appliance includes a main body that defines a cooking chamber configured to receive one or more objects, a steam generator configured to generate steam to heat the one or more objects in the cooking chamber by steam, a water tank configured to store water and to supply water to the steam generator, a water supply pump configured to cause supply of water from the water tank to the steam generator, a first water supply pipe connected to the water tank, a second water supply pipe connected to the steam generator, a connector connected to the first water supply pipe and to the second water supply pipe, and a branch pipe connected to the connector. The water tank is located vertically higher than the steam generator, and the connector and the branch pipe are located vertically higher than the water tank.
    Type: Application
    Filed: March 5, 2019
    Publication date: October 17, 2019
    Inventors: Semi LEE, Hoonseob SIM, Jaekyung YANG, Yongsoo LEE, Yoojin JUNG
  • Publication number: 20190301747
    Abstract: The present invention provides an oven including: a cabinet having a cooking space open forward; a door rotating to open/close the cooking space; and a rotary hinge disposed on the front of the cabinet to rotate the door in various directions, in which the door includes: a first ink moving in a first direction; and a second link moving in a second direction perpendicular to the first direction by movement of the first link, and the rotational direction of the door depends on movement of the first link.
    Type: Application
    Filed: February 7, 2019
    Publication date: October 3, 2019
    Inventors: Haksoon YANG, Jaekyung YANG, Semi LEE, Suyong LEE, Yongsoo LEE
  • Publication number: 20190277521
    Abstract: A ventilation apparatus according to the present invention comprises: a case having a flow hole; a flow guide positioned inside the case, the flow guide having an inflow opening that communicates with the flow hole, and the flow guide having a guide surface that slopes downward as the same extends outward; a swirler positioned in an area formed by the flow guide and configured to rotate in order to discharge a part of air introduced through the flow hole out of the case again, the swirler having a plurality of blades; a driving motor for rotating the swirler; and a grill member that covers the swirler outside the case and provides an air channel. The grill member comprises a grill rib that forms a suction channel for suctioning air and a discharge channel for discharging air. The discharge channel may be positioned outside the suction channel.
    Type: Application
    Filed: December 1, 2017
    Publication date: September 12, 2019
    Inventors: Semi LEE, Sangcheol LEE, Seonghoon HWANG, Wontae KIM
  • Patent number: 9434098
    Abstract: A slot die includes a material distribution chamber configured to distribute a casting solution supplied to the material distribution chamber, and a lip in which a slot including an expansion portion is defined and through which the casting solution distributed in the material distribution chamber is discharged, where a width of the expansion portion taken in a first direction is expanded from one side of the expansion portion to a lip end facing the one side and the one side of the expansion portion is apart from the lip end by a predetermined length taken along a second direction which is perpendicular to the first direction and substantially parallel to a flow direction of the casting solution.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: September 6, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Won Choi, Jae Wook Nam, Byung Hee Sohn, Sun Jin Song, Chan Jae Ahn, Semi Lee, Sung Woo Hong
  • Publication number: 20160009025
    Abstract: An apparatus for manufacturing a display apparatus includes: a jig configured to support a window, wherein the window is formed such that at least a portion is curved; a lamination roller configured to laminate a sheet member to the window by applying pressure, wherein the lamination roller is separated from the jig; a pressure roller configured to contact the lamination roller, wherein the pressure roller is disposed such that a rotation axis of the pressure roller and a rotation axis of the lamination roller is disposed diagonally with respect to a driving direction of the lamination roller; and a transfer member disposed between the jig and the lamination roller, wherein the transfer member is configured to transfer the sheet member.
    Type: Application
    Filed: June 2, 2015
    Publication date: January 14, 2016
    Inventors: Semi LEE, Katsuhiko Tanaka, Soochan Lee, Jaeyoung Kim, Dongjin Ok, Jinsuk Lee
  • Publication number: 20150343689
    Abstract: A slot die includes a material distribution chamber configured to distribute a casting solution supplied to the material distribution chamber, and a lip in which a slot including an expansion portion is defined and through which the casting solution distributed in the material distribution chamber is discharged, where a width of the expansion portion taken in a first direction is expanded from one side of the expansion portion to a lip end facing the one side and the one side of the expansion portion is apart from the lip end by a predetermined length taken along a second direction which is perpendicular to the first direction and substantially parallel to a flow direction of the casting solution.
    Type: Application
    Filed: December 16, 2014
    Publication date: December 3, 2015
    Inventors: Sung Won CHOI, Jae Wook NAM, Byung Hee SOHN, Sun Jin SONG, Chan Jae AHN, Semi LEE, Sung Woo HONG