Patents by Inventor Seunggeun Lee

Seunggeun 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: 20240151451
    Abstract: A refrigerator of the present invention comprises: a cabinet having a freezer chamber, and an ice maker provided in the freezer chamber, wherein the ice maker includes a tray for forming an ice chamber, and a case for supporting the tray, the case includes a fixing part to be fixed to walls for forming the freezer chamber or a housing fixed to the walls, and the fixing part includes an inclined surface so that the case forms a slope at the walls or the housing.
    Type: Application
    Filed: January 12, 2024
    Publication date: May 9, 2024
    Inventors: Yonghyun KIM, Hyunji PARK, Seunggeun LEE, Jinil HONG
  • Patent number: 11959686
    Abstract: Provided is a refrigerator including a cabinet having a refrigerating compartment and a freezing compartment defined therein, and an ice-maker disposed in the freezing compartment, wherein the ice-maker includes a cold-air hole for receiving cold air, an upper tray having a plurality of hemispherical upper chambers defined therein, a lower tray pivotably disposed below the upper tray, wherein the lower tray has a plurality of lower chambers defined therein respectively connected to the upper chambers by pivoting, wherein each of the lower chambers and each of the upper chambers connected with each other define an ice chamber for forming spherical ice therein, a driver for pivoting the lower tray, and at least one shield formed on an outer face of the upper tray and corresponding to at least one of the ice chambers respectively, thereby to reduce the cold-air from invading the at least one corresponding ice chamber.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: April 16, 2024
    Assignee: LG Electronics Inc.
    Inventors: Yonghyun Kim, Jinil Hong, Hyunji Park, Seunggeun Lee
  • Patent number: 11874047
    Abstract: A refrigerator of the present invention comprises: a cabinet having a freezer chamber, and an ice maker provided in the freezer chamber, wherein the ice maker includes a tray for forming an ice chamber, and a case for supporting the tray, the case includes a fixing part to be fixed to walls for forming the freezer chamber or a housing fixed to the walls, and the fixing part includes an inclined surface so that the case forms a slope at the walls or the housing.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: January 16, 2024
    Assignee: LG Electronics Inc.
    Inventors: Yonghyun Kim, Hyunji Park, Seunggeun Lee, Jinil Hong
  • Publication number: 20230358457
    Abstract: An ice maker includes an upper assembly provided with an upper tray which has an upper chamber recessed upwardly to define an upper side of an ice chamber in which water is filled to generate ice, a lower assembly provided with a lower tray which has a lower chamber recessed downwardly to define a lower side of the ice chamber, and a lower supporter which supports a lower side of the lower tray, in which the lower assembly is rotatably connected to the upper assembly. The ice maker also includes an upper ejector provided with an upper ejecting pin which separates ice from the upper tray after ice-making is completed, in which the upper ejector is connected to the lower assembly to be interlocked with each other, such that when the lower assembly is rotated, the upper ejector is lifted and lowered.
    Type: Application
    Filed: July 20, 2023
    Publication date: November 9, 2023
    Inventors: Yonghyun KIM, Jinil HONG, Hyunji PARK, Seungjin CHOI, Seunggeun LEE
  • Patent number: 11774158
    Abstract: An ice making assembly includes: an ice maker configured to make ice, an ice bin that has a portion disposed below the ice maker and that is configured to receive the ice from the ice maker, a detection lever that is disposed below the ice maker and that is configured to rotate to thereby detect a volume of the ice in the ice bin, and a driver configured to rotate the ice maker along a moving path between (i) an ice making position at which ice making is performed and (ii) an ice separating position at which ice separation is performed. The detection lever is configured to detect the volume of the ice in the ice bin being full before and after the ice is separated from the ice maker.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: October 3, 2023
    Assignee: LG Electronics Inc.
    Inventors: Sangjun Kang, Seunggeun Lee
  • Patent number: 11740000
    Abstract: An ice maker includes an upper assembly provided with an upper tray which has an upper chamber recessed upwardly to define an upper side of an ice chamber in which water is filled to generate ice, a lower assembly provided with a lower tray which has a lower chamber recessed downwardly to define a lower side of the ice chamber, and a lower supporter which supports a lower side of the lower tray, in which the lower assembly is rotatably connected to the upper assembly. The ice maker also includes an upper ejector provided with an upper ejecting pin which separates ice from the upper tray after ice-making is completed, in which the upper ejector is connected to the lower assembly to be interlocked with each other, such that when the lower assembly is rotated, the upper ejector is lifted and lowered.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: August 29, 2023
    Assignee: LG Electronics Inc.
    Inventors: Yonghyun Kim, Jinil Hong, Hyunji Park, Seungjin Choi, Seunggeun Lee
  • Publication number: 20230204271
    Abstract: An ice maker for a refrigerator includes: an upper assembly including an upper tray forming an upper chamber, which is a portion an ice chamber, and having an upper opening, and a temperature sensor configured to sense temperature of the ice chamber in contact with the upper tray; and a lower assembly being rotatable with respect to the upper assembly and having a lower tray forming a lower chamber that is another portion of the ice chamber, in which a contact portion between the temperature sensor and the upper tray is positioned closer to a contact surface of the upper tray and the lower tray than the upper opening.
    Type: Application
    Filed: March 9, 2023
    Publication date: June 29, 2023
    Inventors: Yonghyun KIM, Jinil HONG, Seungjin CHOI, Seunggeun LEE
  • Publication number: 20230152020
    Abstract: Provided is a refrigerator including a cabinet having a refrigerating compartment and a freezing compartment defined therein and an ice maker disposed in the freezing compartment. The ice maker includes a cold-air hole for receiving cold air, an upper tray made of an elastic material, wherein the upper tray is positioned to be exposed to the cold-air flowing from the cold-air hole, a lower tray made of an elastic material, wherein the lower tray is coupled to the upper tray to define a plurality of spherical ice chambers therebetween, a driver for pivoting the lower tray to open the spherical ice chambers, at least one thermally-insulating portion formed at a top face of the upper tray and corresponding to at least one of the ice chambers respectively, wherein the at least one thermally-insulating portion is constructed to prevent the cold-air from invading the at least one corresponding ice chamber.
    Type: Application
    Filed: January 6, 2023
    Publication date: May 18, 2023
    Inventors: Yonghyun KIM, Hyunji PARK, Jinil HONG, Seunggeun LEE
  • Patent number: 11566829
    Abstract: Provided is a refrigerator including a cabinet having a refrigerating compartment and a freezing compartment defined therein and an ice maker disposed in the freezing compartment. The ice maker includes a cold-air hole for receiving cold air, an upper tray made of an elastic material, wherein the upper tray is positioned to be exposed to the cold-air flowing from the cold-air hole, a lower tray made of an elastic material, wherein the lower tray is coupled to the upper tray to define a plurality of spherical ice chambers therebetween, a driver for pivoting the lower tray to open the spherical ice chambers, at least one thermally-insulating portion formed at a top face of the upper tray and corresponding to at least one of the ice chambers respectively, wherein the at least one thermally-insulating portion is constructed to prevent the cold-air from invading the at least one corresponding ice chamber.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: January 31, 2023
    Assignee: LG Electronics Inc.
    Inventors: Yonghyun Kim, Hyunji Park, Jinil Hong, Seunggeun Lee
  • Patent number: 11532922
    Abstract: A Vertical Cavity Surface Emitting Laser (VCSEL) including a light emitting III-nitride active region including quantum wells (QWs), wherein each of the quantum wells have a thickness of more than 8 nm, a cavity length of at least 7 ?, or at least 20 ?, where lambda is a peak wavelength of the light emitted from the active region, layers with reduced surface roughness, a tunnel junction intracavity contact. The VCSEL is flip chip bonded using In—Au bonding. This is the first report of a VCSEL capable of continuous wave operation.
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: December 20, 2022
    Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Charles Forman, SeungGeun Lee, Erin C. Young, Jared Kearns, Steven P. DenBaars, James S. Speck, Shuji Nakamura
  • Publication number: 20220341643
    Abstract: The present disclosure relates to an ice maker and a refrigerator having the ice maker. An ice maker according to the present disclosure includes: an upper assembly including an upper tray forming an upper chamber, which is a portion an ice chamber, and having an upper opening, and a temperature sensor configured to sense temperature of the ice chamber in contact with the upper tray; and a lower assembly being rotatable with respect to the upper assembly and having a lower tray forming a lower chamber that is another portion of the ice chamber, in which a contact portion between the temperature sensor and the upper tray is positioned closer to a contact surface of the upper tray and the lower tray than the upper opening.
    Type: Application
    Filed: July 6, 2022
    Publication date: October 27, 2022
    Inventors: Yonghyun KIM, Jinil HONG, Seungjin CHOI, Seunggeun LEE
  • Publication number: 20220260297
    Abstract: An ice maker includes: an upper assembly comprising a plurality of upper chambers recessed upward to define an upper portion of an ice chamber in which water is filled and ice is made, and having an intake opening by being open on a top, and a vertical extension part formed to protrude upward around the intake opening; a lower assembly comprising a plurality of lower chambers recessed downward to define a lower portion of the ice chamber, and rotatably connected to the upper assembly; and a water supply part that is recessed downward from an upper side of the water supply part and configured to receive therein water for making ice, the water supply part being removably coupled to the vertical extension part and configured to guide the received water into the intake opening.
    Type: Application
    Filed: May 6, 2022
    Publication date: August 18, 2022
    Inventors: Yonghyun KIM, Jinil HONG, Seunggeun LEE, Seungjin CHOI
  • Patent number: 11408660
    Abstract: The present disclosure relates to an ice maker and a refrigerator having the ice maker. An ice maker according to the present disclosure includes: an upper assembly including an upper tray forming an upper chamber, which is a portion an ice chamber, and having an upper opening, and a temperature sensor configured to sense temperature of the ice chamber in contact with the upper tray; and a lower assembly being rotatable with respect to the upper assembly and having a lower tray forming a lower chamber that is another portion of the ice chamber, in which a contact portion between the temperature sensor and the upper tray is positioned closer to a contact surface of the upper tray and the lower tray than the upper opening.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: August 9, 2022
    Assignee: LG Electronics Inc.
    Inventors: Yonghyun Kim, Jinil Hong, Seungjin Choi, Seunggeun Lee
  • Publication number: 20220228786
    Abstract: An ice maker includes an upper assembly provided with an upper tray which has an upper chamber recessed upwardly to define an upper side of an ice chamber in which water is filled to generate ice, a lower assembly provided with a lower tray which has a lower chamber recessed downwardly to define a lower side of the ice chamber, and a lower supporter which supports a lower side of the lower tray, in which the lower assembly is rotatably connected to the upper assembly. The ice maker also includes an upper ejector provided with an upper ejecting pin which separates ice from the upper tray after ice-making is completed, in which the upper ejector is connected to the lower assembly to be interlocked with each other, such that when the lower assembly is rotated, the upper ejector is lifted and lowered.
    Type: Application
    Filed: March 22, 2022
    Publication date: July 21, 2022
    Inventors: Yonghyun KIM, Jinil HONG, Hyunji PARK, Seungjin CHOI, Seunggeun LEE
  • Patent number: 11353253
    Abstract: An ice maker includes: an upper assembly comprising a plurality of upper chambers recessed upward to define an upper portion of an ice chamber in which water is filled and ice is made, and having an intake opening by being open on a top, and a vertical extension part formed to protrude upward around the intake opening; a lower assembly comprising a plurality of lower chambers recessed downward to define a lower portion of the ice chamber, and rotatably connected to the upper assembly; and a water supply part that is recessed downward from an upper side of the water supply part and configured to receive therein water for making ice, the water supply part being removably coupled to the vertical extension part and configured to guide the received water into the intake opening.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: June 7, 2022
    Assignee: LG Electronics Inc.
    Inventors: Yonghyun Kim, Jinil Hong, Seunggeun Lee, Seungjin Choi
  • Patent number: 11313603
    Abstract: An ice maker includes an upper assembly provided with an upper tray which has an upper chamber recessed upwardly to define an upper side of an ice chamber in which water is filled to generate ice, a lower assembly provided with a lower tray which has a lower chamber recessed downwardly to define a lower side of the ice chamber, and a lower supporter which supports a lower side of the lower tray, in which the lower assembly is rotatably connected to the upper assembly. The ice maker also includes an upper ejector provided with an upper ejecting pin which separates ice from the upper tray after ice-making is completed, in which the upper ejector is connected to the lower assembly to be interlocked with each other, such that when the lower assembly is rotated, the upper ejector is lifted and lowered.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: April 26, 2022
    Assignee: LG Electronics Inc.
    Inventors: Yonghyun Kim, Jinil Hong, Hyunji Park, Seungjin Choi, Seunggeun Lee
  • Publication number: 20220082316
    Abstract: An ice making assembly includes: an ice maker configured to make ice, an ice bin that has a portion disposed below the ice maker and that is configured to receive the ice from the ice maker, a detection lever that is disposed below the ice maker and that is configured to rotate to thereby detect a volume of the ice in the ice bin, and a driver configured to rotate the ice maker along a moving path between (i) an ice making position at which ice making is performed and (ii) an ice separating position at which ice separation is performed. The detection lever is configured to detect the volume of the ice in the ice bin being full before and after the ice is separated from the ice maker.
    Type: Application
    Filed: September 14, 2021
    Publication date: March 17, 2022
    Inventors: Sangjun KANG, Seunggeun LEE
  • Publication number: 20220011033
    Abstract: A refrigerator of the present invention comprises: a cabinet having a freezer chamber, and an ice maker provided in the freezer chamber, wherein the ice maker includes a tray for forming an ice chamber, and a case for supporting the tray, the case includes a fixing part to be fixed to walls for forming the freezer chamber or a housing fixed to the walls, and the fixing part includes an inclined surface so that the case forms a slope at the walls or the housing.
    Type: Application
    Filed: November 14, 2019
    Publication date: January 13, 2022
    Inventors: Yonghyun KIM, Hyunji PARK, Seunggeun LEE, Jinil HONG
  • Publication number: 20210404726
    Abstract: A refrigerator of the present invention comprises: a cabinet provided with a freezer, an ice maker installed in the freezer; and an ice bin located at the bottom of the ice maker and storing ice ejected from the ice maker, wherein a rear incision portion may be may be formed in a rear portion of the ice bin such that no interference between the operation of the ice maker and the withdrawal of the ice bin occurs.
    Type: Application
    Filed: November 14, 2019
    Publication date: December 30, 2021
    Inventors: Yonghyun KIM, Hyunji PARK, Seunggeun LEE, Jinil HONG
  • Publication number: 20210104504
    Abstract: A flip chip III-Nitride LED which utilizes a dielectric coating backed by a metallic reflector (e.g., aluminum or silver). High reflectivity and low resistance contacts for optoelectronic devices. Low ESD rating optoelectronic devices. A VCSEL comprising a tunnel junction for current and optical confinement.
    Type: Application
    Filed: August 17, 2017
    Publication date: April 8, 2021
    Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Benjamin P. Yonkee, Erin C. Young, Charles Forman, John T. Leonard, SeungGeun Lee, Dan Cohen, Robert M. Farrell, Michael Iza, Burhan Saifaddin, Abdullah Almogbel, Humberto Foronda, James S. Speck, Steven P. DenBaars, Shuji Nakamura