Patents by Inventor Sun Hwan JUNG

Sun Hwan JUNG 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: 11998038
    Abstract: A method of manufacturing an aerosol generating rod includes providing a sheet of a first non-tobacco material by using at least one first conveying roller; crimping the sheet of the first non-tobacco material by using a first crimping device; applying an aerosol generating material to at least one surface of the sheet of the first non-tobacco material by using a first spray nozzle; applying a liquid containing a tobacco component to at least one surface of the sheet of the first non-tobacco material by using a slit nozzle; drying the sheet of the first non-tobacco material by using a drying device; and forming the aerosol generating rod by forming the sheet of the first non-tobacco material into a rod by using a rod forming device.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: June 4, 2024
    Assignee: KT&G CORPORATION
    Inventors: Eun Mi Jeoung, Sung Jong Ki, Min Kyu Kim, Young Joong Kim, In Su Park, John Tae Lee, Sun Hwan Jung
  • Publication number: 20240177916
    Abstract: The present invention relates to a transformer and a circuit board comprising same. One embodiment of the transformer according to the present invention comprises: a core part comprising a core lower portion and a core upper portion disposed on the core lower portion; and a coil part which comprises a first coil and a second coil and of which at least a portion is disposed in the core part, wherein the core lower portion has a closed region which overlaps the core upper portion in a first direction from the core lower portion toward the core upper portion, and an open region which extends from the closed region in a second direction perpendicular to the first direction and which is exposed to the outside of the closed area.
    Type: Application
    Filed: March 18, 2022
    Publication date: May 30, 2024
    Inventors: Young Hwan JUNG, Yu Seon KIM, Seok BAE, Sun Young YU
  • Publication number: 20240164435
    Abstract: The disclosure relates to a tobacco material including a flavor material and a method of preparing the tobacco material. The tobacco material may have a core-shell structure in which a core includes a first tobacco mixture and a flavor material and is surrounded by a shell including a second tobacco mixture, such that the aerosol generating article including the tobacco material generates a characteristic flavor.
    Type: Application
    Filed: April 4, 2022
    Publication date: May 23, 2024
    Applicant: KT&G CORPORATION
    Inventors: Seok Su JANG, Sun Hwan JUNG, Hyeon Tae KIM, Jun Won SHIN, Dae Nam HAN, Yong Hwan KIM, Sung Wook YOON, Seung Won LEE
  • Publication number: 20240159802
    Abstract: A semiconductor device includes a sensing voltage line disposed between a first circuit area and a second circuit area, and configured to transfer a sensing voltage detected in the second circuit area to the first circuit area; and a first internal voltage line disposed between the first circuit area and the second circuit area, configured to transfer an internal voltage, generated by a voltage driver of the first circuit area using the sensing voltage provided through the sensing voltage line, to the second circuit area and configured to shield the sensing voltage line.
    Type: Application
    Filed: April 26, 2023
    Publication date: May 16, 2024
    Inventors: Suk Hwan CHOI, Sun Beom LEE, Jong Seok JUNG
  • Patent number: 11980229
    Abstract: An aerosol generating system includes: a cavity configured to accommodate at least a portion of a cigarette; a first induction coil located around the cavity; a second induction coil located around the cavity and connected to the first induction coil in parallel; and a battery configured to supply an alternating current to the first induction coil and the second induction coil, wherein the first induction coil and the second induction coil have different resonant frequencies.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: May 14, 2024
    Assignee: KT&G CORPORATION
    Inventors: In Su Park, Sung Jong Ki, Young Joong Kim, Jang Won Seo, John Tae Lee, Sun Hwan Jung, Eun Mi Jeoung
  • Patent number: 11974600
    Abstract: An aerosol generating device includes a first vaporizer configured to generate a first aerosol by heating a first liquid composition, a second vaporizer configured to generate a second aerosol by heating a second liquid composition, and a controller controlling power supplied to the first vaporizer and the second vaporizer, based on a first mode, in which a smokeless aerosol is generated, and a second mode, in which a transport amount of nicotine included in the second liquid composition is adjusted.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: May 7, 2024
    Assignee: KT&G CORPORATION
    Inventors: In Su Park, Sung Jong Ki, Young Joong Kim, John Tae Lee, Sun Hwan Jung, Eun Mi Jeoung
  • Publication number: 20240108059
    Abstract: An aerosol generating article includes: a first segment impregnated with a first liquid composition; a second segment impregnated with a second liquid composition that is different from the first liquid composition; a cooler configured to cool aerosol by allowing the aerosol, generated from the first segment or the second segment, to pass through the cooler; and a filter configured to filter the aerosol by allowing the aerosol having passed through the cooler to pass through the filter, wherein at least a portion of the filter is recessed to thereby form a cavity in the filter.
    Type: Application
    Filed: October 18, 2021
    Publication date: April 4, 2024
    Applicant: KT&G CORPORATION
    Inventors: Tae Kyung LEE, Chan Min KWON, Sun Hwan JUNG
  • Publication number: 20240108052
    Abstract: An embodiment of the present disclosure discloses tobacco material including: a center portion including a flavor material; and an outer portion including a tobacco mixture, wherein the outer portion surrounds the center portion.
    Type: Application
    Filed: April 12, 2022
    Publication date: April 4, 2024
    Applicant: KT&G CORPORATION
    Inventors: Seok Su JANG, Sun Hwan JUNG, Hyeon Tae KIM, Jun Won SHIN, Dae Nam HAN, Yong Hwan KIM, Sung Wook YOON, Seung Won LEE
  • Publication number: 20240099360
    Abstract: A smoking article according to an example embodiment include a medium receiver filled with a plurality of medium granules, a humectant receiver located on one side of the medium receiver and configured to generate an aerosol, and a filter located on the other side of the medium receiver. The plurality of medium granules are 0.25 mm or more in diameter.
    Type: Application
    Filed: September 7, 2022
    Publication date: March 28, 2024
    Applicant: KT&G CORPORATION
    Inventors: Hyeon Tae KIM, Sun Hwan JUNG, Min Hee HWANG, Ki Jin AHN
  • Publication number: 20240074260
    Abstract: A display device includes a substrate, a display area disposed on the substrate and including a plurality of pixels and data lines, a peripheral area disposed outside the display area of the substrate, a pad portion disposed in the peripheral area, an encapsulation layer disposed in the peripheral area and the display area, and disposed on the plurality of pixels of the display area, a crack detection circuit disposed in the peripheral area, and a first crack detection line connected with the pad portion and the crack detection circuit. The first crack detection line is disposed on the encapsulation layer.
    Type: Application
    Filed: November 6, 2023
    Publication date: February 29, 2024
    Inventors: KYONG TAE PARK, CHUL-HWAN PARK, SUN-KYO JUNG, SUNG HO CHO
  • Publication number: 20240049782
    Abstract: An aerosol-generating system includes a cigarette and an aerosol-generating apparatus. The cigarette includes a medium part including a tobacco material, a flavor unit including a flavoring material and a moisturizer, and a wrapper configured to wrap the medium part and the flavor unit. The aerosol-generating apparatus includes a first heater arranged on a portion corresponding to the medium part and configured to directly heat the medium part and indirectly heat the flavor unit by using heat transmitted through the wrapper, and a processor configured to control the first heater to make the aerosol-generating apparatus operate in a smoke-free mode in which no visible smoke is generated.
    Type: Application
    Filed: July 6, 2021
    Publication date: February 15, 2024
    Applicant: KT&G CORPORATION
    Inventors: Sun Hwan JUNG, Sung Hoon HA, Chan Min KWON
  • Publication number: 20240041099
    Abstract: An aerosol generating article includes: a first segment impregnated with a first liquid composition; a second segment impregnated with a second liquid composition that is different from the first liquid composition; a cooling portion configured to allow an aerosol generated in the first segment or the second segment, to pass therethrough and cool the aerosol; and a filter portion having a hollow through which the aerosol that passed through the cooling portion flows.
    Type: Application
    Filed: November 9, 2021
    Publication date: February 8, 2024
    Applicant: KT&G CORPORATION
    Inventors: Sun Hwan JUNG, Chan Min KWON, Tae Kyung LEE
  • Publication number: 20230346044
    Abstract: An aerosol generating device may include a cartridge configured to store an aerosol generating material, a main body to which the cartridge is detachably coupled, a first heater configured to heat a cigarette inserted into the aerosol generating device, a second heater configured to heat an aerosol generating material, and a processor configured to individually control the first heater and the second heater so that the aerosol generating device operates in one of a smokeless mode in which visible smoke is not generated and a smoke mode in which visible smoke is generated.
    Type: Application
    Filed: February 22, 2021
    Publication date: November 2, 2023
    Applicant: KT&G CORPORATION
    Inventors: Sun Hwan JUNG, Sung Hoon HA, Chan Min KWON
  • Publication number: 20230292812
    Abstract: According to some embodiments, there may be provided an aerosol-generating article including a tobacco medium section prepared from a mixture including tobacco powder and thermally conductive powder. The mixture may include, based on dry weight, less than 20 wt % of the thermally conductive powder.
    Type: Application
    Filed: July 16, 2021
    Publication date: September 21, 2023
    Applicant: KT&G CORPORATION
    Inventors: Young Joong KIM, Sun Hwan JUNG, Sung Jong KI, Insu PARK, John Tae LEE, Eun Mi JEONG
  • Publication number: 20230263211
    Abstract: An aerosol generating article includes a first portion including an organic acid, a second portion including a nicotine freebase, a third portion including a cooling material, and a fourth portion including a filter material, wherein a nicotine salt is generated through an acid-base reaction of the organic acid and nicotine freebase that are vaporized by heating.
    Type: Application
    Filed: September 9, 2021
    Publication date: August 24, 2023
    Applicant: KT&G CORPORATION
    Inventors: Chan Min KWON, Tae Kyung LEE, Sun Hwan JUNG
  • Publication number: 20230099865
    Abstract: A cigarette for an aerosol generating device includes a tobacco rod containing an aerosol generating material; and a cooling rod arranged at one side of the tobacco rod and comprising a hollow extending in a longitudinal direction of the cigarette, wherein a cooling material layer is coated on an inner surface of the cooling rod.
    Type: Application
    Filed: November 27, 2020
    Publication date: March 30, 2023
    Applicant: KT&G CORPORATION
    Inventors: Sung Jong KI, Young Joong KIM, In Su PARK, John Tae LEE, Sun Hwan JUNG, Eun Mi JEOUNG
  • Publication number: 20230077221
    Abstract: An aerosol generating system includes an aerosol generating device including a first vaporizer configured to generate a first aerosol by heating a first liquid composition, a second vaporizer configured to generate a second aerosol by heating a second liquid composition, and a controller configured to control the first vaporizer and the second vaporizer, and an aerosol generating article accommodated in the aerosol generating device and indirectly heated by heat generated by the first vaporizer and the second vaporizer, wherein the controller is configured to control power supplied to the first vaporizer and the second vaporizer, based on a first mode, in which a smokeless aerosol is generated, and a second mode, in which a transport amount of nicotine included in the aerosol generating article is adjusted.
    Type: Application
    Filed: December 15, 2020
    Publication date: March 9, 2023
    Applicant: KT&G CORPORATION
    Inventors: In Su PARK, Sung Jong KI, Young Joong KIM, John Tae LEE, Sun Hwan JUNG, Eun Mi JEOUNG
  • Publication number: 20230055093
    Abstract: A cartridge includes a liquid portion, a first heater arranged on one side of the liquid portion to heat the liquid portion, a medium portion, and a second heater surrounding at least a portion of the medium portion to heat the medium portion. The first heater is porous, the first heater and the second heater are induction heating-type heaters, an aerosol generated by heating the liquid portion passes through the first heater and flows toward the medium portion, and the aerosol passing through the medium portion is discharged from one end portion of the medium portion.
    Type: Application
    Filed: December 29, 2020
    Publication date: February 23, 2023
    Applicant: KT&G CORPORATION
    Inventors: Sung Jong KI, Young Joong KIM, In Su PARK, John Tae LEE, Sun Hwan JUNG, Eun Mi JEOUNG
  • Publication number: 20220408804
    Abstract: Provided are an aerosol generating device, which discharges visible vapor in a first smoking mode and invisible vapor in a second smoking mode, and an operation method of the aerosol generating device.
    Type: Application
    Filed: September 11, 2020
    Publication date: December 29, 2022
    Applicant: KT&G CORPORATION
    Inventors: In Su PARK, John Tae LEE, Sung Jong KI, Eun Mi JEOUNG, Young Joong KIM, Sun Hwan JUNG
  • Publication number: 20220408820
    Abstract: An aerosol generating system includes: a cavity configured to accommodate at least a portion of a cigarette; a first induction coil located around the cavity; a second induction coil located around the cavity and connected to the first induction coil in parallel; and a battery configured to supply an alternating current to the first induction coil and the second induction coil, wherein the first induction coil and the second induction coil have different resonant frequencies.
    Type: Application
    Filed: June 24, 2020
    Publication date: December 29, 2022
    Applicant: KT&G CORPORATION
    Inventors: In Su PARK, Sung Jong KI, Young Joong KIM, Jang Won SEO, John Tae LEE, Sun Hwan JUNG, Eun Mi JEOUNG