Patents by Inventor Jung Seop Hwang

Jung Seop Hwang 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: 11969011
    Abstract: A cigarette includes a tobacco rod, a front end plug positioned at a front end of the tobacco rod, a filter rod positioned at a rear end of the tobacco rod, and a wrapper surrounding the tobacco rod, the front end plug, and the filter rod and including at least one perforation formed in an area of the wrapper to allow air to flow to the inside of the wrapper.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: April 30, 2024
    Assignee: KT&G CORPORATION
    Inventors: Jung Seop Hwang, Dong Kyun Ko, Jae Sung Noh, Bong Su Cheong, Sang Won Choi
  • Patent number: 11957164
    Abstract: A method for manufacturing a flavor capsule of tobacco according to an embodiment of the present disclosure may comprise: a membrane manufacturing step for manufacturing a membrane of a flavor capsule by a membrane manufacturing part that manufactures a membrane; a capsule manufacturing step for manufacturing the flavor capsule using an apparatus for manufacturing a capsule with the membrane manufactured during the membrane manufacturing step and a flavored liquid to be held in the membrane; and a hardening step for hardening the flavor capsule.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: April 16, 2024
    Assignee: KT&G CORPORATION
    Inventors: Ick Joong Kim, Ali Jeong Bang, Jung Seop Hwang, Sang Jin Nam, Jae Gon Lee, Han Joo Chung
  • Patent number: 11944118
    Abstract: Provided is an aerosol-generating article including a wrapper which is discolored as the aerosol-generating material is heated, the aerosol-generating article including: a tobacco rod; a front-end plug arranged on a side of the tobacco rod; a filter rod arranged on the other side of the tobacco rod; and the wrapper surrounding the tobacco rod, the front-end plug, and the filter rod, wherein the wrapper includes a thermochromic material which is heated and discolored by an aerosol-generating device when the aerosol-generating article is inserted into the aerosol-generating device.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: April 2, 2024
    Assignee: KT&G CORPORATION
    Inventors: Bong Su Cheong, Dong Kyun Ko, Jae Sung Noh, Sang Won Choi, Jung Seop Hwang
  • Patent number: 11882869
    Abstract: A cigarette according to an embodiment may include a cigarette rod including an aerosol-generating material; a filter rod located at one end of the cigarette rod and including a first segment and a second segment; a front end plug located at the other end of the cigarette rod; and an outer wrapper wrapping the cigarette rod, the filter rod and the front end plug, wherein the outer wrapper has a basis weight of 57 g/m2 to 63 g/m2 and a thickness of 64 ?m to 70 ?m to increase the strength of the cigarette.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: January 30, 2024
    Assignee: KT&G CORPORATION
    Inventors: Jung Seop Hwang, Dong Kyun Ko, Jae Sung Noh, Bong Su Cheong, Sang Won Choi
  • Patent number: 11877592
    Abstract: Provided is an aerosol generating article including a filter segment in which a channel is formed, the aerosol generating article including: a front-end filter segment arranged at an upstream end that is to be inserted into an aerosol generating device; a rear-end filter segment arranged at a downstream end that is to contact a mouth of a user; and a tobacco rod arranged between the front-end filter segment and the rear-end filter segment, wherein at least one filter segment of the front-end filter segment and the rear-end filter segment includes: at least one channel extending from the upstream end toward the downstream end; and a filter structure filtering out some components of aerosol, and wherein the at least one filter segment has a suction resistance corresponding to a ratio between a cross-sectional area of the at least one channel and a cross-sectional area of the filter structure.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: January 23, 2024
    Assignee: KT&G CORPORATION
    Inventors: Bong Su Cheong, Dong Kyun Ko, Jae Sung Noh, Sang Won Choi, Jung Seop Hwang
  • Publication number: 20210307380
    Abstract: Provided is an aerosol-generating article including a wrapper which is discolored as the aerosol-generating material is heated, the aerosol-generating article including: a tobacco rod; a front-end plug arranged on a side of the tobacco rod; a filter rod arranged on the other side of the tobacco rod; and the wrapper surrounding the tobacco rod, the front-end plug, and the filter rod, wherein the wrapper includes a thermochromic material which is heated and discolored by an aerosol-generating device when the aerosol-generating article is inserted into the aerosol-generating device.
    Type: Application
    Filed: November 13, 2019
    Publication date: October 7, 2021
    Applicant: KT&G CORPORATION
    Inventors: Bong Su CHEONG, Dong Kyun KO, Jae Sung NOH, Sang Won CHOI, Jung Seop HWANG
  • Publication number: 20210259303
    Abstract: A cigarette includes a tobacco rod, a support segment located at a downstream end of the tobacco rod, a cooling segment located at a downstream end of the support segment, and a mouthpiece located at a downstream end of the cooling segment. The cigarette further includes a corrugated inner wrapper configured to wrap the mouthpiece and an outer wrapper configured to wrap the corrugated inner wrapper.
    Type: Application
    Filed: July 2, 2019
    Publication date: August 26, 2021
    Applicant: KT&G CORPORATION
    Inventors: Jung Seop HWANG, John Tae LEE, Bong Su CHEONG, Sung Jong KI, Yong Sook JIN
  • Publication number: 20210254287
    Abstract: A wrapper according to an aspect includes a pulp layer and metal particles uniformly distributed inside the pulp layer, wherein the metal particles contain a metal flake paste.
    Type: Application
    Filed: July 3, 2019
    Publication date: August 19, 2021
    Applicant: KT&G CORPORATION
    Inventors: Yong Sook JIN, John Tae LEE, Bong Su CHEONG, Jung Seop HWANG, Sung Jong KI
  • Publication number: 20210227876
    Abstract: Disclosed is a cigarette including a tobacco rod, a supporting segment positioned at a downstream end of the tobacco rod, a cooling segment positioned at a downstream end of the supporting segment, and a mouthpiece positioned at a downstream end of the cooling segment. The cigarette according to the present embodiment may include a plurality of air channels formed along a longitudinal direction of the cigarette and the cooling segment having porosity of 50% or less.
    Type: Application
    Filed: July 2, 2019
    Publication date: July 29, 2021
    Applicant: KT&G CORPORATION
    Inventors: Jung Seop HWANG, John Tae LEE, Bong Su CHEONG, Sung Jong KI, Yong Sook JIN
  • Publication number: 20210051996
    Abstract: An apparatus for manufacturing a flavor capsule of tobacco according to an embodiment of the present disclosure may comprise: a membrane tank for storing a membrane; a flavored liquid tank for storing a flavored liquid; and a nozzle to which the membrane is supplied from the membrane tank, to which the flavored liquid is supplied from the flavored liquid tank, and through which the flavored liquid is discharged while being enveloped in the membrane, so as to form the initial shape of a flavor capsule, wherein the membrane tank is equipped with a temperature adjustment unit for lowering the temperature of the membrane tank over time in order to preserve the viscosity of the membrane.
    Type: Application
    Filed: October 20, 2020
    Publication date: February 25, 2021
    Inventors: Ick Joong Kim, Jung Seop Hwang, Chang Gook Lee, Mi Jeong Bang, Jae Gon Lee, Han Joo Chung
  • Publication number: 20210045451
    Abstract: A cigarette includes a tobacco rod, a front end plug disposed at a front end of the tobacco rod, a filter rod disposed at a rear end of the tobacco rod, and an electromagnetic inducer provided in the front end plug.
    Type: Application
    Filed: November 13, 2019
    Publication date: February 18, 2021
    Applicant: KT&G CORPORATION
    Inventors: Sang Won CHOI, Dong Kyun KO, Jae Sung NOH, Bong Su CHEONG, Jung Seop HWANG
  • Publication number: 20210030056
    Abstract: A cigarette according to an embodiment may include a cigarette rod including an aerosol-generating material; a filter rod located at one end of the cigarette rod and including a first segment and a second segment; a front end plug located at the other end of the cigarette rod; and an outer wrapper wrapping the cigarette rod, the filter rod and the front end plug, wherein the outer wrapper has a basis weight of 57 g/m2 to 63 g/m2 and a thickness of 64 ?m to 70 ?m to increase the strength of the cigarette.
    Type: Application
    Filed: November 12, 2019
    Publication date: February 4, 2021
    Applicant: KT&G CORPORATION
    Inventors: Jung Seop HWANG, Dong Kyun KO, Jae Sung NOH, Bong Su CHEONG, Sang Won CHOI
  • Publication number: 20210000175
    Abstract: Provided is a cigarette including: a tobacco rod; a first air flow delivery element adjacent to a first end of the tobacco rod and having a first porosity; and a second air flow delivery element adjacent to a second end of the tobacco rod and having a second porosity greater than or equal to the first porosity, wherein the second porosity is greater than or equal to 30%.
    Type: Application
    Filed: November 13, 2019
    Publication date: January 7, 2021
    Applicant: KT&G CORPORATION
    Inventors: Jung Seop HWANG, Dong Kyun KO, Jae Sung NOH, Bong Su CHEONG, Sang Won CHOI
  • Publication number: 20210000180
    Abstract: A cigarette includes a tobacco rod, a front end plug positioned at a front end of the tobacco rod, a filter rod positioned at a rear end of the tobacco rod, and a wrapper surrounding the tobacco rod, the front end plug, and the filter rod and including at least one perforation formed in an area of the wrapper to allow air to flow to the inside of the wrapper.
    Type: Application
    Filed: November 13, 2019
    Publication date: January 7, 2021
    Applicant: KT&G CORPORATION
    Inventors: Jung Seop HWANG, Dong Kyun KO, Jae Sung NOH, Bong Su CHEONG, Sang Won CHOI
  • Patent number: 10874135
    Abstract: An apparatus for manufacturing a flavor capsule of tobacco according to an embodiment of the present disclosure may comprise: a membrane tank for storing a membrane; a flavored liquid tank for storing a flavored liquid; and a nozzle to which the membrane is supplied from the membrane tank, to which the flavored liquid is supplied from the flavored liquid tank, and through which the flavored liquid is discharged while being enveloped in the membrane, so as to form the initial shape of a flavor capsule, wherein the membrane tank is equipped with a temperature adjustment unit for lowering the temperature of the membrane tank over time in order to preserve the viscosity of the membrane.
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: December 29, 2020
    Assignee: KT & G Corporation
    Inventors: Ick Joong Kim, Jung Seop Hwang, Chang Gook Lee, Mi Jeong Bang, Jae Gon Lee, Han Joo Chung
  • Publication number: 20200359677
    Abstract: An aerosol-generating article according to one embodiment includes a medium portion; a first hollow tube disposed to face a downstream end of the medium portion and including a first hollow; a cooling portion disposed next to a downstream side of the first hollow tube, including a second hollow tube including a second hollow having a diameter equal to or greater than a diameter of the first hollow and a cooling element; a filter portion disposed to face the downstream end of the cooling portion; and a wrapper wrapping at least a portion of the medium portion, the first hollow tube, the cooling portion, and the filter portion.
    Type: Application
    Filed: November 15, 2019
    Publication date: November 19, 2020
    Applicant: KT&G CORPORATION
    Inventors: Bong Su CHEONG, Dong Kyun KO, Jae Sung NOH, Sang Won CHOI, Jung Seop HWANG
  • Publication number: 20200352220
    Abstract: Provided is an aerosol generating article including a filter segment in which a channel is formed, the aerosol generating article including: a front-end filter segment arranged at an upstream end that is to be inserted into an aerosol generating device; a rear-end filter segment arranged at a downstream end that is to contact a mouth of a user; and a tobacco rod arranged between the front-end filter segment and the rear-end filter segment, wherein at least one filter segment of the front-end filter segment and the rear-end filter segment includes: at least one channel extending from the upstream end toward the downstream end; and a filter structure filtering out some components of aerosol, and wherein the at least one filter segment has a suction resistance corresponding to a ratio between a cross-sectional area of the at least one channel and a cross-sectional area of the filter structure.
    Type: Application
    Filed: November 13, 2019
    Publication date: November 12, 2020
    Applicant: KT&G CORPORATION
    Inventors: Bong Su CHEONG, Dong Kyun KO, Jae Sung NOH, Sang Won CHOI, Jung Seop HWANG
  • Publication number: 20200281257
    Abstract: A method for manufacturing a flavor capsule of tobacco according to an embodiment of the present disclosure may comprise: a membrane manufacturing step for manufacturing a membrane of a flavor capsule by a membrane manufacturing part that manufactures a membrane; a capsule manufacturing step for manufacturing the flavor capsule using an apparatus for manufacturing a capsule with the membrane manufactured during the membrane manufacturing step and a flavored liquid to be held in the membrane; and a hardening step for hardening the flavor capsule.
    Type: Application
    Filed: May 22, 2020
    Publication date: September 10, 2020
    Inventors: Ick Joong Kim, Mi Jeong Bang, Jung Seop Hwang, Sang Jin Nam, Jae Gon Lee, Han Joo Chung
  • Patent number: 10694777
    Abstract: A method for manufacturing a flavor capsule of tobacco according to an embodiment of the present disclosure may comprise: a membrane manufacturing step for manufacturing a membrane of a flavor capsule by a membrane manufacturing part that manufactures a membrane; a capsule manufacturing step for manufacturing the flavor capsule using an apparatus for manufacturing a capsule with the membrane manufactured during the membrane manufacturing step and a flavored liquid to be held in the membrane; and a hardening step for hardening the flavor capsule.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: June 30, 2020
    Assignee: KT & G Corporation
    Inventors: Ick Joong Kim, Mi Jeong Bang, Jung Seop Hwang, Sang Jin Nam, Jae Gon Lee, Han Joo Chung
  • Publication number: 20180317541
    Abstract: An apparatus for manufacturing a fragrance capsule of tobacco according to an embodiment of the present invention may comprise: a membrane tank for storing a membrane; a fragrance liquid tank for storing a fragrance liquid; and a nozzle to which the membrane is supplied from the membrane tank, to which the fragrance liquid is supplied from the fragrance liquid tank, and through which the fragrance liquid is discharged while being enveloped in the membrane, so as to form the initial shape of a fragrance capsule, wherein the membrane tank is equipped with a temperature adjustment unit for lowering the temperature of the membrane tank over time in order to preserve the viscosity of the membrane.
    Type: Application
    Filed: April 4, 2016
    Publication date: November 8, 2018
    Inventors: Ick Joong Kim, Jung Seop Hwang, Chang Gook Lee, Mi Jeong Bang, Jae Gon Lee, Han Joo Chung