Patents by Inventor Seok-Hwan Lee
Seok-Hwan 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: 20240130417Abstract: The disclosure relates to a tobacco material including a natural flavor material and a method of preparing the tobacco material. The tobacco material may have a core-shell structure in which a core includes a natural flavor material and is surrounded by a shell including a tobacco mixture, such that the aerosol generating article including the tobacco material generates a characteristic flavor.Type: ApplicationFiled: April 3, 2022Publication date: April 25, 2024Applicant: KT&G CORPORATIONInventors: Seok Su JANG, Dae Nam HAN, Yong Hwan KIM, Seung Won LEE
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Publication number: 20240122233Abstract: One or more embodiments relate to an aerosol generating article including: a first portion including an aerosol generating element; a second portion including a cooling element; a third portion including a tobacco element; and a fourth portion including a filter element, wherein the first through fourth portions are sequentially arranged in a longitudinal direction of the aerosol generating article.Type: ApplicationFiled: April 27, 2022Publication date: April 18, 2024Applicant: KT&G CORPORATIONInventors: Seok Su JANG, Dae Nam HAN, Dong Sung KIM, Yong Hwan KIM, Seung Won LEE
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Patent number: 11963364Abstract: A semiconductor device is provided. The semiconductor device includes a first stacked structure including a plurality of first insulating patterns and a plurality of first semiconductor patterns alternately stacked on a substrate, the first stacked structure extending in a first direction parallel to an upper surface of the substrate, a first conductive pattern on one side surface of the first stacked structure, the first conductive pattern extending in a second direction crossing the upper surface of the substrate, and a first ferroelectric layer between the first stacked structure and the first conductive pattern, the first ferroelectric layer extending in the second direction, wherein each of the first semiconductor patterns includes a first impurity region, a first channel region and a second impurity region which are sequentially arranged along the first direction.Type: GrantFiled: September 28, 2022Date of Patent: April 16, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Seok Han Park, Yong Seok Kim, Hui-Jung Kim, Satoru Yamada, Kyung Hwan Lee, Jae Ho Hong, Yoo Sang Hwang
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Patent number: 11950632Abstract: Provided is an aerosol generating apparatus including: a susceptor configured to heat an aerosol generating article inserted into an accommodation space of the aerosol generating apparatus; an induction coil arranged around the susceptor and configured to heat the susceptor by induction heating; a switching module configured to switch an electrical path of the induction coil; and a controller electrically connected to the switching module and configured to detect insertion of the aerosol generating article on the basis of a change in an inductance of the induction coil by setting a control mode for the induction coil to a reception mode, and when the insertion of the aerosol generating article is detected, switch the control mode to a transmission mode for activating the induction heating, via the switching module.Type: GrantFiled: May 23, 2022Date of Patent: April 9, 2024Assignee: KT & G CORPORATIONInventors: Yong Hwan Kim, Dae Nam Han, Dong Sung Kim, Seung Won Lee, Seok Su Jang
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Publication number: 20240108052Abstract: An embodiment of the present disclosure discloses tobacco material including: a center portion including a flavor material; and an outer portion including a tobacco mixture, wherein the outer portion surrounds the center portion.Type: ApplicationFiled: April 12, 2022Publication date: April 4, 2024Applicant: KT&G CORPORATIONInventors: Seok Su JANG, Sun Hwan JUNG, Hyeon Tae KIM, Jun Won SHIN, Dae Nam HAN, Yong Hwan KIM, Sung Wook YOON, Seung Won LEE
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Patent number: 11950501Abstract: An organic light emitting device including: a substrate; a first electrode; a second electrode; and an organic layer interposed between the first electrode and the second electrode and including an emission layer, wherein one of the first electrode and the second electrode is a reflective electrode and the other is a semitransparent or transparent electrode, and wherein the organic layer includes a layer having at least one of the compounds having at least one carbazole group, and a flat panel display device including the organic light emitting device. The organic light emitting device has low driving voltage, excellent current density, high brightness, excellent color purity, high efficiency, and long lifetime.Type: GrantFiled: October 18, 2022Date of Patent: April 2, 2024Assignee: Samsung Display Co., Ltd.Inventors: Seok-Hwan Hwang, Young-Kook Kim, Yoon-Hyun Kwak, Jong-Hyuk Lee, Kwan-Hee Lee, Min-Seung Chun
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Patent number: 11916244Abstract: A battery module includes a module housing including a first plate in which one side is open, a second plate coupled with the first plate to form an internal space, and a partition member disposed across the internal space to couple the first plate with the second plate; and a battery cell stack disposed in the internal space, in which a plurality of battery cells are stacked.Type: GrantFiled: December 15, 2020Date of Patent: February 27, 2024Assignee: SK On Co., Ltd.Inventors: Seok Hwan Lee, Hae Ryong Jeon, Seung Hoon Ju, Young Sun Choi, Myeong Hwan Ma, Sol San Son
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Patent number: 11804626Abstract: A battery module includes a battery cell stack in which a plurality of battery cells are stacked; and a first plate and a second plate disposed on one side and the other side of the battery cell stack, respectively, to discharge heat generated by the plurality of battery cells externally. The plurality of battery cells include a receiving portion having a quadrangular shape, and a sealing portion, partially disposed on an outer periphery of the receiving portion. The battery cell stack is provided, by alternately stacking, at least one first battery cell of which a surface on which the sealing portion is not disposed faces the first plate, and at least one second battery cell of which a surface on which the sealing portion is not disposed faces the second plate.Type: GrantFiled: June 4, 2020Date of Patent: October 31, 2023Assignee: SK ON CO., LTD.Inventors: Ha Neul Choi, Seok Hwan Lee, Hae Ryong Jeon, Seung Hoon Ju
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Patent number: 11784360Abstract: A battery module includes a cell unit, including a plurality of battery cells disposed on both surfaces of a unit plate, and a case accommodating the cell unit. The unit plate includes a plurality of receiving spaces, in which the plurality of battery cells are disposed, and a connection member disposed between the receiving spaces to electrically connect the battery cells to each other.Type: GrantFiled: May 13, 2020Date of Patent: October 10, 2023Assignee: SK ON CO., LTD.Inventors: Hae Ryong Jeon, Seok Hwan Lee, Seung Hoon Ju, Ha Neul Choi
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Patent number: 11688779Abstract: A semiconductor memory device includes a substrate having a first active pattern including first and second source/drain regions, a gate electrode intersecting the first active pattern and disposed between the first and second source/drain regions, a bit line intersecting the first active pattern and electrically connected to the first source/drain region, a spacer disposed on a sidewall of the bit line, a contact electrically connected to the second source/drain region and spaced apart from the bit line with the spacer interposed therebetween, an interface layer disposed between the second source/drain region and the contact, and forming an ohmic contact between the second source/drain region and the contact, and a data storage element disposed on the contact. A bottom of the contact is lower than a top surface of the substrate. The contact is formed of a metal, a conductive metal nitride, and/or a combination thereof.Type: GrantFiled: July 28, 2021Date of Patent: June 27, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hui-Jung Kim, Junhyeok Ahn, Jae Hyun Yoon, Myeong-Dong Lee, Seok Hwan Lee, Sunghee Han, Inkyoung Heo
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Publication number: 20230155210Abstract: A battery module includes a cell unit, including a plurality of battery cells disposed on both surfaces of a unit plate, and a case accommodating the cell unit and provided with a cooling device on at least one surface of the case. The unit plate includes a plurality of receiving spaces formed by a plate portion, having a flat surface, and a side portion protruding upwardly and downwardly of the plate portion from both sides of the plate portion. The plurality of battery cells are received in each of the receiving spaces.Type: ApplicationFiled: January 20, 2023Publication date: May 18, 2023Inventors: Hae Ryong JEON, Seok Min KIM, Seok Hwan LEE, Seung Hoon JU, Ha Neul CHOI
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Publication number: 20230139252Abstract: A semiconductor device includes a device isolation layer defining a cell active area in a substrate. A plurality of buried contacts is electrically connected with the substrate and arranged in a first direction. A bit line structure extends in a second direction between adjacent buried contacts of the plurality of buried contacts. The bit line structure includes a bit line pass portion and a bit line contact portion. The bit line structure is electrically connected with the cell active area. A first buffer pattern is disposed between the substrate and the bit line pass portion. The first buffer pattern has a T-shape in a cross-section taken along the first direction.Type: ApplicationFiled: August 4, 2022Publication date: May 4, 2023Inventors: Seok Hwan LEE, Ki Seok LEE, Sang Ho LEE
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Patent number: 11588193Abstract: A battery module includes a cell unit, including a plurality of battery cells disposed on both surfaces of a unit plate, and a case accommodating the cell unit and provided with a cooling device on at least one surface of the case. The unit plate includes a plurality of receiving spaces formed by a plate portion, having a flat surface, and a side portion protruding upwardly and downwardly of the plate portion from both sides of the plate portion. The plurality of battery cells are received in each of the receiving spaces.Type: GrantFiled: May 13, 2020Date of Patent: February 21, 2023Assignee: SK ON CO., LTD.Inventors: Hae Ryong Jeon, Seok Min Kim, Seok Hwan Lee, Seung Hoon Ju, Ha Neul Choi
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Publication number: 20220327317Abstract: An apparatus for predicting a trajectory of a surrounding vehicle includes a storage configured to store a high definition map, a lane Selection Network (LSN), and a Trajectory Prediction Network (TPN) and a controller that extracts lane information around a target vehicle, traveling around a host vehicle, based on the high definition map, inputs the lane information around the target vehicle and previous trajectory information of the target vehicle to the LSN to detect reference lane information, and inputs the reference lane information and the previous trajectory information of the target vehicle to the TPN to acquire future trajectory information of the target vehicle.Type: ApplicationFiled: September 15, 2021Publication date: October 13, 2022Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)Inventors: Jun Soo KIM, Jeong Soo KIM, Wan Jae LEE, Jun Won CHOI, Byeoung Do KIM, Seok Hwan LEE
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Publication number: 20220311101Abstract: A battery pack includes a pack case accommodating a plurality of battery modules, a bus bar coupled to two battery modules among the plurality of battery modules and interconnecting terminals provided in the two battery modules, and a bus bar cover accommodating the bus bar therein and coupled to the bus bar, wherein the bus bar cover is configured to surround the bus bar and entire upper and side surfaces.Type: ApplicationFiled: March 22, 2022Publication date: September 29, 2022Inventors: Ju Yong PARK, Seok Hwan LEE, O Sung KWON, Myeong Hwan MA, Soo Jeong JEONG, Wook HER
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Publication number: 20220236091Abstract: Proposed is a thermal mass flowmeter including: a heating unit configured to heat at least a portion of a medium in a tube from the outside of the tube; a first thermometer disposed at a first position that is a downstream side from the heating unit in a flow direction of the medium; a second thermometer disposed at a second position that is a downstream side further than the first thermometer from the heating unit; and a controller configured to calculate the flow rate of the medium flowing through the tube using a phase difference due to flow of the medium between first measurement data measured by the first thermometer and second measurement data measured by the second thermometer.Type: ApplicationFiled: February 24, 2021Publication date: July 28, 2022Inventor: Seok Hwan LEE
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Patent number: 11306000Abstract: Provided are a graphene-based compound, a preparation method thereof, a single-phase composition for preparing a graphene-based compound, and a graphene quantum dot. Specifically, provided are a graphene-based compound prepared from a single-phase composition for preparing a graphene-based compound including hydrocarbyl amine, a hydroxyl group-containing carbon source, and an acid, a preparation method thereof, a single-phase composition for preparing a graphene-based compound, and a graphene quantum dot.Type: GrantFiled: November 16, 2018Date of Patent: April 19, 2022Assignees: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: O Ok Park, Seok Hwan Lee, Sang Hyuk Im
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Publication number: 20220045182Abstract: A semiconductor memory device includes a substrate having a first active pattern including first and second source/drain regions, a gate electrode intersecting the first active pattern and disposed between the first and second source/drain regions, a bit line intersecting the first active pattern and electrically connected to the first source/drain region, a spacer disposed on a sidewall of the bit line, a contact electrically connected to the second source/drain region and spaced apart from the bit line with the spacer interposed therebetween, an interface layer disposed between the second source/drain region and the contact, and forming an ohmic contact between the second source/drain region and the contact, and a data storage element disposed on the contact. A bottom of the contact is lower than a top surface of the substrate. The contact is formed of a metal, a conductive metal nitride, and/or a combination thereof.Type: ApplicationFiled: July 28, 2021Publication date: February 10, 2022Inventors: HUI-JUNG KIM, JUNHYEOK AHN, JAE HYUN YOON, MYEONG-DONG LEE, SEOK HWAN LEE, SUNGHEE HAN, INKYOUNG HEO
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Publication number: 20210184303Abstract: A battery module includes a module housing including a first plate in which one side is open, a second plate coupled with the first plate to form an internal space, and a partition member disposed across the internal space to couple the first plate with the second plate; and a battery cell stack disposed in the internal space, in which a plurality of battery cells are stacked.Type: ApplicationFiled: December 15, 2020Publication date: June 17, 2021Inventors: Seok Hwan Lee, Hae Ryong Jeon, Seung Hoon Ju, Young Sun Choi, Myeong Hwan Ma, Sol San Son
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Publication number: 20200388891Abstract: A battery module includes a battery cell stack in which a plurality of battery cells are stacked; and a first plate and a second plate disposed on one side and the other side of the battery cell stack, respectively, to discharge heat generated by the plurality of battery cells externally. The plurality of battery cells include a receiving portion having a quadrangular shape, and a sealing portion, partially disposed on an outer periphery of the receiving portion. The battery cell stack is provided, by alternately stacking, at least one first battery cell of which a surface on which the sealing portion is not disposed faces the first plate, and at least one second battery cell of which a surface on which the sealing portion is not disposed faces the second plate.Type: ApplicationFiled: June 4, 2020Publication date: December 10, 2020Inventors: Ha Neul CHOI, Seok Hwan LEE, Hae Ryong JEON, Seung Hoon JU