Patents by Inventor Jong-Sub Lee
Jong-Sub Lee 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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Publication number: 20220408831Abstract: According to some embodiments, an aerosol generating device includes: a main body including an accommodation space into which a cartridge, that is detachable, is configured to be inserted; a battery provided in the main body and configured to supply power to power consumption components included in the main body; a feedback line configured to feedback electrical connection between a heater in the cartridge and the main body based on the cartridge being inserted into the accommodation space; and a controller configured to change a mode of the aerosol generating device to a use mode based on a feedback signal being received through the feedback line when the aerosol generating device is set to a shipping mode.Type: ApplicationFiled: December 14, 2020Publication date: December 29, 2022Applicant: KT&G CORPORATIONInventors: Won Kyeong LEE, Jong Sub LEE, Min Kyu KIM, Byung Sung CHO
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Publication number: 20220400757Abstract: An aerosol generating device includes: a main body including a processor and a battery; a heater module detachably coupled to the main body and including a heater configured to heat an aerosol generating material; and a cartridge detachably coupled to the heater module and storing the aerosol generating material to be delivered to the heater, wherein the heater module includes an integrated circuit electrically connected to the processor when the heater module is coupled to the main body.Type: ApplicationFiled: December 15, 2020Publication date: December 22, 2022Applicant: KT&G CORPORATIONInventors: Won Kyeong LEE, Min Kyu KIM, Jong Sub LEE, Byung Sung CHO
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Publication number: 20220395028Abstract: An aerosol generating device includes: a cartridge including a liquid storage and an atomizer; and a main body including a battery, a puff sensor, and a controller configured to perform pulse width modulation (PWM) control for supplying power from the battery to the atomizer, wherein the controller performs the PWM control at a first duty ratio during a puff period and performs the PWM control at a second duty ratio lower than the first duty ratio during a non-puff period between puff periods.Type: ApplicationFiled: December 14, 2020Publication date: December 15, 2022Applicant: KT&G CORPORATIONInventors: Won Kyeong LEE, Min Kyu KIM, Jong Sub LEE, Byung Sung CHO
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Publication number: 20220378108Abstract: An aerosol-generating device includes a heater configured to heat an aerosol-generating material, a puff detection sensor configured to detect puffs of a user, a battery configured to supply power to the heater, and a controller configured to: based on a new puff being detected by the puff detection sensor, count a number of accumulated puffs including the new puff, determine a puff section corresponding to the number of accumulated puffs from among a plurality of puff sections which are divided according to the number of accumulated puffs, and control the power supplied to the heater based on a power range preset for the determined puff section.Type: ApplicationFiled: August 2, 2021Publication date: December 1, 2022Applicant: KT&G CORPORATIONInventors: Byung Sung CHO, Min Kyu KIM, Ju Eon PARK, Jong Sub LEE
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Patent number: 11510437Abstract: A heater assembly includes a heater extending to correspond to at least a part of a length of a cigarette and comprising one end to be inserted into the cigarette and configured to generate heat when electricity is applied; a first cover coupled to the heater to maintain a position with respect to the heater and comprising one surface that faces toward the end of the heater and extends outward from the heater; and a second cover coupled to another end of the heater and supporting another surface of the first cover facing toward the other end of the heater.Type: GrantFiled: May 25, 2018Date of Patent: November 29, 2022Assignee: KT&G CORPORATIONInventors: Jong Sub Lee, Hwi Kyeong An
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Patent number: 11510436Abstract: An aerosol generation device includes a case into which a cigarette is to be inserted; a protrusion pipe of a hollow shape protruding from one end portion of the case and having an opening; a heater installed in the case such that an end portion thereof is positioned inside the protrusion pipe, and configured to generate heat when an electric signal is applied thereto; and a heater fixing portion installed inside the protrusion pipe to support the heater and comprising a round surface that extends from an inner side surface of the protrusion pipe.Type: GrantFiled: June 14, 2018Date of Patent: November 29, 2022Assignee: KT&G CORPORATIONInventor: Jong Sub Lee
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Patent number: 11510438Abstract: Provided is a device including: a battery configured to supply power; a heater configured to heat an aerosol generating material by receiving power from the battery; a sensor; at least one output unit; and a controller, wherein the controller detects a user's puff by using the sensor and controls at least one output unit based on puff characteristic data based on a result of the detection.Type: GrantFiled: July 29, 2020Date of Patent: November 29, 2022Assignee: KT&G CORPORATIONInventors: Hun Il Lim, Jong Sub Lee, Dae Nam Han, Jang Uk Lee, Jung Ho Han, Jin Young Yoon, Young Lea Kim, Ji Soo Jang, Wang Seop Lim, Moon Bong Lee, Soung Ho Ju, Du Jin Park, Seong Won Yoon
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Publication number: 20220369703Abstract: An aerosol generating device includes a first cartridge including a first material and a delivery hole, a second cartridge including chambers for accommodating a second material through which an aerosol passes, a position of the second cartridge with respect to the first cartridge being changeable, a remaining amount sensor configured to detect a remaining amount of the first material, and a controller configured to determine a consumption amount at which the first material is consumed with respect to a usage chamber that currently passes the aerosol based on the detected remaining amount of the first material and to compare the consumption amount of the first material with a pre-set reference consumption amount of the first material with respect to the usage chamber, thereby determining a position changing time at which changing of a position of the second cartridge is required.Type: ApplicationFiled: June 10, 2021Publication date: November 24, 2022Applicant: KT&G CORPORATIONInventors: Min Kyu KIM, Won Kyeong Lee, Jong Sub Lee, Byung Sung Cho
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Publication number: 20220369707Abstract: A cartridge for an aerosol generating device is provided, which includes a storage configured to store an aerosol generating material; a heating element configured to generate aerosol by heating the aerosol generating material; an aerosol discharge passage configured to discharge the aerosol in one direction; and a cap coupled to one end of the storage to seal the storage; and a droplet accommodation portion formed in the cap and located on an extension line of the aerosol discharge passage to accommodate droplets formed from the aerosol.Type: ApplicationFiled: April 22, 2020Publication date: November 24, 2022Applicant: KT&G CorporationInventors: Jong Sub LEE, Kyung Moon JI
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Publication number: 20220361580Abstract: An aerosol generating device and a controlling method thereof are provided. An aerosol generating device includes: a battery configured to supply power for generating an aerosol from an aerosol generating material; a converter configured to convert a supply voltage from the battery into a constant voltage of a predetermined level; a heater configured to heat the aerosol generating material using the supply voltage; a detection circuit configured to detect a change in resistance of the heater by applying the constant voltage output from the converter and performing a current sensing on the heater with a resistance value; and a controller configured to control the heater for generating the aerosol by switching between a monitoring mode for performing the detection of the change in the resistance of the heater using the constant voltage and a heating mode for heating the heater using the supply voltage.Type: ApplicationFiled: December 14, 2020Publication date: November 17, 2022Applicant: KT&G CORPORATIONInventors: Byung Sung CHO, Won Kyeong LEE, Min Kyu KIM, Jong Sub LEE
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Publication number: 20220361583Abstract: An aerosol generating device may include a heater configured to heat an aerosol generating material, a battery configured to supply power to the heater, and a controller. In addition, the aerosol generating device may further include a user input detection sensor configured to receive a user's input and a pressure detection sensor configured to sense pressure. The controller may, in response to the user's input being sensed by using the user input detection sensor, obtain an initial pressure sensing value by using the pressure detection sensor. In addition, the controller may determine a reference pressure value based on the initial pressure sensing value and determine whether a puff of the aerosol generating device has occurred based on the reference pressure value.Type: ApplicationFiled: December 11, 2020Publication date: November 17, 2022Applicant: KT&G CORPORATIONInventors: Won Kyeong LEE, Min Kyu KIM, Jong Sub LEE, Byung Sung CHO
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Publication number: 20220354169Abstract: An aerosol generating device includes: a first cartridge configured to accommodate a first material and including a delivery hole that is configured to deliver an aerosol generated from the first material; a second cartridge including a plurality of chambers that are each configured to accommodate a second material through which the aerosol delivered from the first cartridge passes and is discharged to the outside, wherein a position of the second cartridge with respect to the first cartridge is changeable so that at least one of the plurality of chambers corresponds to the delivery hole; a position sensor configured to generate a signal by detecting a position of at least one of the plurality of chambers with respect to the delivery hole; and a controller configured to identify a usage chamber based on the signal of the position sensor.Type: ApplicationFiled: May 27, 2021Publication date: November 10, 2022Applicant: KT&G CORPORATIONInventors: Byung Sung CHO, Min Kyu KIM, Won Kyeong LEE, Jong Sub LEE
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Patent number: 11470879Abstract: An aerosol generation device includes a case into which a cigarette is to be inserted; a protrusion pipe of a hollow shape protruding from one end portion of the case and having an opening; a heater installed in the case such that an end portion thereof is positioned inside the protrusion pipe, and configured to generate heat when an electric signal is applied thereto; and a heater fixing portion installed inside the protrusion pipe to support the heater and comprising a round surface that extends from an inner side surface of the protrusion pipe.Type: GrantFiled: June 14, 2018Date of Patent: October 18, 2022Assignee: KT&G CORPORATIONInventor: Jong Sub Lee
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Patent number: 11470882Abstract: Provided is a smoking member supporting device which is placed in an arrangement region with or without a smoking member mounted thereon, the smoking member supporting device including a base unit including an arrangement surface corresponding to the arrangement region; an accommodating unit formed adjacent to the base unit and configured to accommodate at least one region of the smoking member; a hook unit formed at an edge of the accommodating unit to define the accommodating unit and to maintain a state that the smoking member is accommodated in the accommodating unit and mounted; and a connecting unit formed to face the smoking member when the smoking member is accommodated in the accommodating unit and to supply electrical energy to the smoking member.Type: GrantFiled: April 10, 2018Date of Patent: October 18, 2022Assignee: KT&G CORPORATIONInventors: Jong Sub Lee, Dae Nam Han, Jang Uk Lee, Jung Ho Han, Hun Il Lim, Jin Young Yoon, Young Lea Kim, Ji Soo Jang, Wang Seop Lim, Moon Bong Lee, Soung Ho Ju, Du Jin Park, Seong Won Yoon
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Patent number: 11470886Abstract: Provided is a device including: a battery configured to supply power; a heater configured to heat an aerosol generating material by receiving power from the battery; a sensor; at least one output unit; and a controller, wherein the controller detects a user's puff by using the sensor and controls at least one output unit based on puff characteristic data based on a result of the detection.Type: GrantFiled: July 29, 2020Date of Patent: October 18, 2022Assignee: KT&G CORPORATIONInventors: Hun Il Lim, Jong Sub Lee, Dae Nam Han, Jang Uk Lee, Jung Ho Han, Jin Young Yoon, Young Lea Kim, Ji Soo Jang, Wang Seop Lim, Moon Bong Lee, Soung Ho Ju, Du Jin Park, Seong Won Yoon
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Patent number: 11457661Abstract: Provided is an aerosol generating system including a holder configured to generate aerosol by heating a cigarette; and a cradle including an inner space into which the holder is inserted. The holder is configured to be tiltable with respect the cradle. The holder is inserted into the inner space of the cradle and then tilted to generate the aerosol.Type: GrantFiled: July 31, 2020Date of Patent: October 4, 2022Assignee: KT&G CORPORATIONInventors: Jung Ho Han, Jang Uk Lee, Hun Il Lim, Jong Sub Lee, Dae Nam Han, Jin Young Yoon, Young Lea Kim, Ji Soo Jang, Wang Seop Lim, Moon Bong Lee, Soung Ho Ju, Du Jin Park, Seong Won Yoon
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Publication number: 20220308255Abstract: A device for evaluating characteristics of a target ground containing a metal component is proposed. The device includes: a penetration probe having a main frame and a pair of side frames respectively installed at opposite side ends of the main frame, wherein each side frame has a lower end thereof extending downward from the main frame; a plurality of electrodes installed to be exposed to outside on the main frame; an electrode measurement part for measuring apparent chargeability of the target ground by applying power for measurement to the plurality of electrodes; and a main processor for calculating a weight ratio of a metal component of the target ground on the basis of the apparent chargeability measured by the electrode measurement part and calculating a volume ratio of the metal component of the target ground on the basis of the calculated weight ratio of the metal component.Type: ApplicationFiled: October 26, 2020Publication date: September 29, 2022Inventors: Jong-Sub LEE, Sang-Yeob KIM, Nam-Sun KIM, Joon-Ki CHUN
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Publication number: 20220279848Abstract: An atomizer includes a liquid delivery element configured to absorb an aerosol generating material of a liquid storage and a wire configured to heat the aerosol generating material and wound on a surface of the liquid delivery element, wherein the wire is wound in a spiral shape such that coils of the wire are spaced apart from each other by a certain distance on the surface of the liquid delivery element, one of end portions of the wire is in contact with a first portion of the surface of the liquid delivery element, and the other one of the end portions of the wire is in contact with a second portion of the surface of the liquid delivery element.Type: ApplicationFiled: May 7, 2020Publication date: September 8, 2022Applicant: KT&G CORPORATIONInventors: Jae Min LEE, Dong Bum KWON, Jin Soo SEONG, Jong Sub LEE
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Publication number: 20220279859Abstract: An aerosol generating device includes a first electrode and a second electrode, which are arranged apart from each other on an outer surface of a main body, and supplies power to a controller only when the first electrode and the second electrode are in electrical contact with each other by user's manipulation, such that power consumption in a standby mode may be significantly reduced.Type: ApplicationFiled: April 13, 2021Publication date: September 8, 2022Applicant: KT&G CORPORATIONInventors: Byung Sung CHO, Min Kyu KIM, Won Kyeong LEE, Jong Sub LEE
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Patent number: 11432593Abstract: Provided is a smoking member cleaning device formed to clean a smoking member, the smoking member cleaning device including a main body unit; an accommodating unit formed in one region of the main body unit to accommodate one region of the smoking member when the smoking member is being cleaned; a cleaning unit formed in the accommodating unit and configured to clean the smoking member; a cleaning driving unit connected to the cleaning unit and configured to clean the smoking member by moving the cleaning unit; and a power supply unit configured to supply driving energy to the cleaning driving unit.Type: GrantFiled: April 10, 2018Date of Patent: September 6, 2022Assignee: KT&G CORPORATIONInventors: Jong Sub Lee, Dae Nam Han, Jang Uk Lee, Jung Ho Han, Hun Il Lim, Jin Young Yoon, Young Lea Kim, Ji Soo Jang, Wang Seop Lim, Moon Bong Lee, Soung Ho Ju, Du Jin Park, Seong Won Yoon