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).
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Patent number: 12121055Abstract: 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: GrantFiled: November 15, 2019Date of Patent: October 22, 2024Assignee: KT&G CORPORATIONInventors: Man Seok Seo, Jin Chul Yang, Soo Ho Kim, Jong Yeol Kim
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Patent number: 12102119Abstract: 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: GrantFiled: November 15, 2019Date of Patent: October 1, 2024Assignee: KT&G CORPORATIONInventors: Jin Chul Yang, Soo Ho Kim, Jong Yeol Kim, Man Seok Seo, Ki Jin Ahn, In Hyeog Oh
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Patent number: 12059026Abstract: 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: GrantFiled: March 8, 2021Date of Patent: August 13, 2024Assignee: KT&G CORPORATIONInventors: Bong Su Cheong, Jong Yeol Kim, Jin Chul Yang
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Publication number: 20240243134Abstract: 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: ApplicationFiled: March 26, 2024Publication date: July 18, 2024Inventors: Hyeon Gyu YOU, In Gyum KIM, Gi Young YANG, Ji Su YU, Jin Young LIM, Hak Chul JUNG
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Patent number: 11992040Abstract: 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: GrantFiled: August 27, 2020Date of Patent: May 28, 2024Assignee: KT&G CORPORATIONInventors: Jin Chul Yang, Jong Yeol Kim, Soo Ho Kim, Bong Su Cheong, Ki Jin Ahn
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Publication number: 20220386686Abstract: 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: ApplicationFiled: October 13, 2021Publication date: December 8, 2022Applicant: KT&G CORPORATIONInventors: Ki-Jin AHN, Jong Yeol KIM, Soo Ho KIM, Kyengbae MA, Man Seok SEO, Jin Chul YANG, Bong Su CHEONG
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Publication number: 20220304370Abstract: 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: ApplicationFiled: August 27, 2020Publication date: September 29, 2022Applicant: KT&G CORPORATIONInventors: Jin Chul YANG, Jong Yeol KIM, Soo Ho KIM, Bong Su CHEONG, Ki Jin AHN
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Publication number: 20220287360Abstract: 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: ApplicationFiled: March 8, 2021Publication date: September 15, 2022Applicant: KT&G CORPORATIONInventors: Bong Su CHEONG, Jong Yeol KIM, Jin Chul YANG
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Publication number: 20220264938Abstract: 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: ApplicationFiled: December 30, 2020Publication date: August 25, 2022Applicant: KT&G CORPORATIONInventors: Ki Jin AHN, Soo Ho KIM, Jong Yeol KIM, Chang Jin PARK, Jin Chul YANG
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Publication number: 20220132913Abstract: 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: ApplicationFiled: November 27, 2020Publication date: May 5, 2022Applicant: KT&G CORPORATIONInventors: Jin Chul YANG, Jong Yeol KIM, Ki Jin AHN, Bong Su CHEONG, Hee Tae JUNG
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Publication number: 20210307379Abstract: 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: ApplicationFiled: November 15, 2019Publication date: October 7, 2021Applicant: KT&G CORPORATIONInventors: Soo Ho KIM, Chang Jin PARK, Man Seok SEO, KiJin AHN, Jong Yeol KIM, Jin Chul YANG
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Publication number: 20210244086Abstract: 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: ApplicationFiled: July 3, 2019Publication date: August 12, 2021Applicant: KT&G CORPORATIONInventors: Soo Ho KIM, Jin Chul YANG, Man Seok SEO, Jong Yeol KIM, Youn Keun OH, Tae Hoon KIM, Moon Soo YOON
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Publication number: 20210000168Abstract: 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: ApplicationFiled: November 15, 2019Publication date: January 7, 2021Applicant: KT&G CORPORATIONInventors: Man Seok SEO, Jin Chul YANG, Soo Ho KIM, Jong Yeol KIM
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Publication number: 20200359678Abstract: 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: ApplicationFiled: November 15, 2019Publication date: November 19, 2020Applicant: KT&G CORPORATIONInventors: Jin Chul YANG, Soo Ho KIM, Jong Yeol KIM, Man Seok SEO, Ki Jin AHN, In Hyeog OH