Patents by Inventor Jin Chul YANG

Jin Chul YANG 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: 12121055
    Abstract: A cigarette for an aerosol generating device includes a tobacco rod including an aerosol generating substrate wrapped with a wrapper and a filter through which an aerosol generated from the aerosol generating substrate passes. The filter comprises cellulose acetate tow having a total denier of a preset value.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: October 22, 2024
    Assignee: KT&G CORPORATION
    Inventors: Man Seok Seo, Jin Chul Yang, Soo Ho Kim, Jong Yeol Kim
  • Patent number: 12102119
    Abstract: An aerosol-generating article according to an embodiment may include a medium portion, a front end plug disposed to face an upstream end of the medium portion, and a filter portion disposed to face a downstream end of the medium portion, wherein the front end plug includes a channel extending from the upstream end to the downstream end.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: October 1, 2024
    Assignee: KT&G CORPORATION
    Inventors: Jin Chul Yang, Soo Ho Kim, Jong Yeol Kim, Man Seok Seo, Ki Jin Ahn, In Hyeog Oh
  • Patent number: 12059026
    Abstract: Provided herein are a smoking article filter and a smoking article including the same. The filter according to some embodiments of the present disclosure includes a filter plug including a filter material and a liquid material added to the filter plug. Here, a molecular weight of a hydrophilic group of the filter material may be larger than or equal to a molecular weight of a hydrophobic group thereof, and in this case, changes in physical properties of the filter due to adding the liquid material may be minimized.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: August 13, 2024
    Assignee: KT&G CORPORATION
    Inventors: Bong Su Cheong, Jong Yeol Kim, Jin Chul Yang
  • Publication number: 20240243134
    Abstract: An integrated circuit includes a first standard cell including a first first-type transistor, a first second-type transistor, a third second-type transistor, and a third first-type transistor, a second standard cell including a second first-type transistor, a second second-type transistor, a fourth second-type transistor and a fourth first-type transistor, a plurality of wiring layers which are disposed on the first and second standard cells and includes a first wiring layer, a second wiring layer, and a third wiring layer sequentially stacked. A source contact of the first first-type transistor and a source contact of the second first-type transistor are electrically connected through a first power rail of the plurality of wiring layers, and a source contact of the third first-type transistor and a source contact of the fourth first-type transistor are electrically connected through a second power rail of the plurality of wiring layers.
    Type: Application
    Filed: March 26, 2024
    Publication date: July 18, 2024
    Inventors: Hyeon Gyu YOU, In Gyum KIM, Gi Young YANG, Ji Su YU, Jin Young LIM, Hak Chul JUNG
  • Patent number: 11992040
    Abstract: According to embodiments of the present invention, there is provided a tube filter production device including a tube filter exterior forming case into which one or more filter tows are introduced and from which a tubular rod formed from the one or more filter tows is discharged, a tube filter forming bar extending in an inner region of the tube filter exterior forming case in order to form a hollow of the tubular rod, and a steam chamber having at least one steam nozzle in communication with the inner region of the tube filter exterior forming case and configured to supply steam to the one or more filter tows through the steam nozzle, wherein the tube filter forming bar has a duct extending in a longitudinal direction of the tube filter forming bar and a flavoring nozzle formed in a downstream end region of the tube filter forming bar to deliver a flavoring liquid or a moisturizing liquid supplied through the duct to the hollow of the tubular rod.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: May 28, 2024
    Assignee: KT&G CORPORATION
    Inventors: Jin Chul Yang, Jong Yeol Kim, Soo Ho Kim, Bong Su Cheong, Ki Jin Ahn
  • Publication number: 20220386686
    Abstract: A method of manufacturing a wrapper for an aerosol generating article includes applying an adhesive to one surface of a metal layer and attaching a first paper layer thereto, applying the adhesive to the other surface of the metal layer and attaching thereto a second paper layer different from the first paper layer, and drying the adhesive applied between the metal layer and the first paper layer and the adhesive applied between the metal layer and the second paper layer.
    Type: Application
    Filed: October 13, 2021
    Publication date: December 8, 2022
    Applicant: KT&G CORPORATION
    Inventors: Ki-Jin AHN, Jong Yeol KIM, Soo Ho KIM, Kyengbae MA, Man Seok SEO, Jin Chul YANG, Bong Su CHEONG
  • Publication number: 20220304370
    Abstract: According to embodiments of the present invention, there is provided a tube filter production device including a tube filter exterior forming case into which one or more filter tows are introduced and from which a tubular rod formed from the one or more filter tows is discharged, a tube filter forming bar extending in an inner region of the tube filter exterior forming case in order to form a hollow of the tubular rod, and a steam chamber having at least one steam nozzle in communication with the inner region of the tube filter exterior forming case and configured to supply steam to the one or more filter tows through the steam nozzle, wherein the tube filter forming bar has a duct extending in a longitudinal direction of the tube filter forming bar and a flavoring nozzle formed in a downstream end region of the tube filter forming bar to deliver a flavoring liquid or a moisturizing liquid supplied through the duct to the hollow of the tubular rod.
    Type: Application
    Filed: August 27, 2020
    Publication date: September 29, 2022
    Applicant: KT&G CORPORATION
    Inventors: Jin Chul YANG, Jong Yeol KIM, Soo Ho KIM, Bong Su CHEONG, Ki Jin AHN
  • Publication number: 20220287360
    Abstract: Provided herein are a smoking article filter and a smoking article including the same. The filter according to some embodiments of the present disclosure includes a filter plug including a filter material and a liquid material added to the filter plug. Here, a molecular weight of a hydrophilic group of the filter material may be larger than or equal to a molecular weight of a hydrophobic group thereof, and in this case, changes in physical properties of the filter due to adding the liquid material may be minimized.
    Type: Application
    Filed: March 8, 2021
    Publication date: September 15, 2022
    Applicant: KT&G CORPORATION
    Inventors: Bong Su CHEONG, Jong Yeol KIM, Jin Chul YANG
  • Publication number: 20220264938
    Abstract: Provided are an external heating-type aerosol generating device and a cigarette used therein. Because heat energy is easily transferred to the cigarette, a sufficient amount of smoke may be provided to a user in initial puffs so that the user may have a satisfactory smoking experience.
    Type: Application
    Filed: December 30, 2020
    Publication date: August 25, 2022
    Applicant: KT&G CORPORATION
    Inventors: Ki Jin AHN, Soo Ho KIM, Jong Yeol KIM, Chang Jin PARK, Jin Chul YANG
  • Publication number: 20220132913
    Abstract: A method of manufacturing a smoking article including a tube filter includes preparing a smoking material portion, a first tube filter flavored by a first flavoring liquid, and a mouthpiece flavored by a second flavoring liquid; and combining and packaging the smoking material portion, the first tube filter, and the mouthpiece with a wrapper, wherein the preparing comprises applying the first flavoring liquid inside the first tube filter through a hollow of the first tube filter.
    Type: Application
    Filed: November 27, 2020
    Publication date: May 5, 2022
    Applicant: KT&G CORPORATION
    Inventors: Jin Chul YANG, Jong Yeol KIM, Ki Jin AHN, Bong Su CHEONG, Hee Tae JUNG
  • Publication number: 20210307379
    Abstract: The present disclosure provides an externally heated aerosol generation device and a cigarette that may provide a sufficient amount of atomization to allow a user to have a satisfactory smoking experience even during an initial puff because thermal energy is easily transferred to the cigarette.
    Type: Application
    Filed: November 15, 2019
    Publication date: October 7, 2021
    Applicant: KT&G CORPORATION
    Inventors: Soo Ho KIM, Chang Jin PARK, Man Seok SEO, KiJin AHN, Jong Yeol KIM, Jin Chul YANG
  • Publication number: 20210244086
    Abstract: A cigarette filter comprises a first filter portion comprising an irregularly folded and packed polymer sheet, and a first cigarette filter wrapping paper surrounding the polymer sheet, wherein the polymer sheet comprises a first polymer layer containing polyolefin or polyester and a second polymer layer positioned on the first polymer layer and containing polyolefin.
    Type: Application
    Filed: July 3, 2019
    Publication date: August 12, 2021
    Applicant: KT&G CORPORATION
    Inventors: Soo Ho KIM, Jin Chul YANG, Man Seok SEO, Jong Yeol KIM, Youn Keun OH, Tae Hoon KIM, Moon Soo YOON
  • Publication number: 20210000168
    Abstract: A cigarette for an aerosol generating device includes a tobacco rod including an aerosol generating substrate wrapped with a wrapper and a filter through which an aerosol generated from the aerosol generating substrate passes. The filter comprises cellulose acetate tow having a total denier of a preset value.
    Type: Application
    Filed: November 15, 2019
    Publication date: January 7, 2021
    Applicant: KT&G CORPORATION
    Inventors: Man Seok SEO, Jin Chul YANG, Soo Ho KIM, Jong Yeol KIM
  • Publication number: 20200359678
    Abstract: An aerosol-generating article according to an embodiment may include a medium portion, a front end plug disposed to face an upstream end of the medium portion, and a filter portion disposed to face a downstream end of the medium portion, wherein the front end plug includes a channel extending from the upstream end to the downstream end.
    Type: Application
    Filed: November 15, 2019
    Publication date: November 19, 2020
    Applicant: KT&G CORPORATION
    Inventors: Jin Chul YANG, Soo Ho KIM, Jong Yeol KIM, Man Seok SEO, Ki Jin AHN, In Hyeog OH