Patents Assigned to KT & G Corporation
  • Publication number: 20210093009
    Abstract: Provided is an apparatus for generating an aerosol by induction heating, the apparatus including: at least one susceptor formed in an elongated structure extending in a longitudinal direction of a cigarette to be accommodated in the apparatus, and arranged to be inserted into the cigarette to heat the cigarette; an ejector including an accommodating space for accommodating the cigarette, and an opening formed at one end of the accommodating space so that the cigarette is inserted in the accommodating space, wherein the at least one susceptor is arranged opposite the one end in the accommodating space, and the ejector is detached from and attached to the apparatus together with the at least one susceptor; and a coil arranged to surround the ejector along the longitudinal direction when the ejector is coupled to the apparatus, and configured to apply an alternating magnetic field to the at least one susceptor so that the at least one susceptor generates heat.
    Type: Application
    Filed: November 7, 2019
    Publication date: April 1, 2021
    Applicant: KT&G CORPORATION
    Inventors: Sang Kyu PARK, Jong sub LEE, Seung Won LEE, Jae Min LEE, Soung Ho JU
  • Publication number: 20210092989
    Abstract: Embodiments of the present disclosure relate to a method and an apparatus for manufacturing an aerosol-forming rod, and according to the present disclosure, it is possible to realize various aerosol-forming product properties, by utilizing the sheet-specific characteristics of each manufacturing process of reconstituted tobacco sheets and mixing two or more types of reconstituted tobacco sheets having different types, different physical properties, or different main components to control the physical properties and taste of the tobacco rod.
    Type: Application
    Filed: August 9, 2019
    Publication date: April 1, 2021
    Applicant: KT&G CORPORATION
    Inventors: Young Rim HAN, Tae Chul SHIN, Do Kyung LEE, Jung Kyu SEO, Hee Tae JUNG
  • Publication number: 20210092990
    Abstract: Disclosed is an aerosol-generating rod, in which a medium portion includes a plurality of strands, the medium portion and a filter portion are connected in a longitudinal direction of the aerosol-generating rod, and the plurality of strands are arranged parallel to each other in the longitudinal direction.
    Type: Application
    Filed: September 27, 2019
    Publication date: April 1, 2021
    Applicant: KT&G CORPORATION
    Inventors: Jung Kyu SEO, Tae Chul SHIN, Young Rim HAN, Do Kyong LEE, Jae Sung NOH, Hee Tae JUNG
  • Publication number: 20210084980
    Abstract: A heater assembly for heating a cigarette accommodated in an aerosol generating device includes a heating element that extends in a longitudinal direction of the cigarette and includes a ferromagnetic substance for generating heat by an external magnetic field, and a temperature sensor that measures a temperature of the heating element. The heater assembly is disposed at an inner end portion of an accommodation space provided in the aerosol generating device to accommodate the cigarette.
    Type: Application
    Filed: November 7, 2019
    Publication date: March 25, 2021
    Applicant: KT&G CORPORATION
    Inventors: Seung Won LEE, Sang Kyu PARK, Jae Min LEE
  • Publication number: 20210068454
    Abstract: Provided is an aerosol generating device distributing and transmitting power from a battery to two heaters, wherein the aerosol generating device includes the battery, a first heater heating a first aerosol generating substrate, a second heater heating a second aerosol generating substrate, and a controller controlling power supplied from the battery to the first heater and the second heater, wherein the controller controls power to be supplied from the battery to the first heater and the second heater at different times.
    Type: Application
    Filed: November 7, 2019
    Publication date: March 11, 2021
    Applicant: KT&G CORPORATION
    Inventors: Hyung Jin JUNG, Tae Hun KIM, Hun II LIM, Jae Sung CHOI, Jung Ho HAN
  • Publication number: 20210059300
    Abstract: Provided is an aerosol generating device including a case in which a heater for heating a cigarette is installed, a bracket for supporting components installed inside the case, a fastening member for fastening the case and the bracket, and a cap that is installed on an outer surface of the case in an inseparable manner to conceal the fastening member in the case.
    Type: Application
    Filed: January 22, 2019
    Publication date: March 4, 2021
    Applicant: KT&G CORPORATION
    Inventors: Hwi Kyeong AN, Kyung Moon JI, In Seoung CHUN, Won Hui SHIN
  • Publication number: 20210051993
    Abstract: An aerosol-generating article may be fabricated in the form of a bead. For example, the aerosol-generating article may be fabricated in the form of a sphere having a predetermined diameter. Alternatively, the aerosol-generating article may be fabricated in an oval shape, a droplet shape, etc. Also, the aerosol-generating article may be fabricated in various sizes.
    Type: Application
    Filed: January 3, 2019
    Publication date: February 25, 2021
    Applicant: KT&G CORPORATION
    Inventors: Min Kyu KIM, Sung Jong KI, Han Joo CHUNG, Yong Sook JIN, Dae Nam HAN, Jung Ho HAN, Tae Hun KIM, Sang Kyu PARK, Hwi Kyeong AN, Jae Min LEE, Jong Sub LEE, Hun II LIM
  • 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: 20210033261
    Abstract: Provided is a fixture including a base; and a light guide, which is positioned on the base and is configured to receive light emitted from a light source in a first direction and guide the received light to be emitted in a second direction crossing the first direction.
    Type: Application
    Filed: March 5, 2020
    Publication date: February 4, 2021
    Applicant: KT&G CORPORATION
    Inventor: Hwi Kyeong AN
  • Publication number: 20210022396
    Abstract: A cartridge includes a storage configured to store an aerosol generating material; a heater configured to heat the aerosol generating material to generate aerosol; and at least one terminal configured to transfer power from an external battery to the heater and comprising a conductive structure surrounding a wire connected to the heater, wherein the conductive structure takes a compressed form in which the wire is in contact with the conductive structure.
    Type: Application
    Filed: May 7, 2020
    Publication date: January 28, 2021
    Applicant: KT&G CORPORATION
    Inventors: Jong Sub LEE, Won Kyeong LEE, Dae Nam HAN, Jin Soo SEONG, Sung Wook YOON, Jae Min LEE
  • Publication number: 20210029786
    Abstract: An aerosol generating device includes a battery, a heater for heating an aerosol generating material, a voltage converter, and a controller. An aerosol generating device is provided with a voltage converter that is arranged between a battery and a heater, and converts a voltage applied from the battery to a constant voltage to output a preset fixed voltage that is applied to the heater. A controller controls electric power supplied to the heater such that the preset fixed voltage is applied to the heater in a preheating mode.
    Type: Application
    Filed: November 15, 2019
    Publication date: January 28, 2021
    Applicant: KT&G CORPORATION
    Inventor: Seung Won LEE
  • Publication number: 20210015166
    Abstract: An aerosol-generating device according to an embodiment includes: a heater including a heating element for heating an aerosol-generating material; and a controller including a first port electrically connected to the heater, and configured to control operation of the heating element by controlling activation of the first port.
    Type: Application
    Filed: October 31, 2019
    Publication date: January 21, 2021
    Applicant: KT&G CORPORATION
    Inventor: Seung Won LEE
  • Publication number: 20210016028
    Abstract: According to some embodiments, there is disclosed an aerosol generating device which includes: a main body including a controller and a battery; and a cartridge detachably coupled to the main body, wherein the controller periodically detects whether the cartridge is coupled to the main body while the aerosol generating device operates in a first mode, determines whether a preset period of time has elapsed based on the cartridge being determined to have been separated from the main body, and switches the aerosol generating device from the first mode to a second mode based on whether the cartridge is coupled to the main body before the preset period of time elapses.
    Type: Application
    Filed: April 17, 2020
    Publication date: January 21, 2021
    Applicant: KT&G CORPORATION
    Inventor: Byung Sung CHO
  • Publication number: 20210015159
    Abstract: An electronic vaporizer for generating an aerosol includes a housing to be installed to an electronic device by being coupled to the electronic device through a connecting interface of the electronic device, and including: a connecting interface that receives power from a battery included in the electronic device when coupled to the connecting interface of the electronic device, a liquid storage for storing a liquid aerosol generating material and supplying the liquid aerosol generating material to a wick when the housing is disposed in a predetermined posture, an atomizer that includes a wick and a heater for generating an aerosol by heating the liquid aerosol generating material supplied to the wick, and a control circuit that controls heating of the heater for generating the aerosol, based on the power supplied from the battery.
    Type: Application
    Filed: July 11, 2019
    Publication date: January 21, 2021
    Applicant: KT&G CORPORATION
    Inventors: Eun Mi JEONG, Dong Kyun KO, Ji Hun YANG, In Su PARK, Soon Hwan JUNG
  • Publication number: 20210007393
    Abstract: According to an embodiment, there is provided an aerosol generating apparatus including a case into which a cigarette including an electromagnetic inductor is insertable, a heating unit configured to heat the cigarette, a detector that includes a coil and measures a current characteristic value of a current flowing through the coil according to predetermined time information, and a controller that controls operation of the heating unit by comparing the current characteristic value measured by the detector with a predetermined reference current characteristic value, wherein the reference current characteristic value is set based on at least one current characteristic value measured by the detector.
    Type: Application
    Filed: October 31, 2019
    Publication date: January 14, 2021
    Applicant: KT&G CORPORATION
    Inventors: Hyung Jin JUNG, Hun II LIM, Jin Soo SEONG, Jae Sung CHOI
  • Publication number: 20210007404
    Abstract: An aerosol-generating device according to an aspect includes: a heater; a first switch electrically connected to the heater in series; a second switch electrically connected to the heater and the first switch in series; a first processor configured to output a first control signal that controls an open/closed state of the first switch; and a second processor configured to perform communication with the first processor and output a second control signal that controls an open/closed state of the second switch such that the open/closed state of the second switch is changed based on a communication status with the first processor.
    Type: Application
    Filed: November 7, 2019
    Publication date: January 14, 2021
    Applicant: KT&G CORPORATION
    Inventor: Seung Won LEE
  • 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
  • Patent number: D910908
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: February 16, 2021
    Assignee: KT&G Corporation
    Inventor: Min Chul Kim
  • Patent number: D910911
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: February 16, 2021
    Assignee: KT&G Corporation
    Inventors: Min Chul Kim, Su Mi Shin