Patents by Inventor Yong-Hwan Lee
Yong-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: 20240373931Abstract: An aerosol generating device includes a medium rod and a filter rod aligned along a longitudinal direction of the aerosol generating device. The medium rod includes a medium portion that accommodates a medium and at least one airflow path formed through the medium portion in the longitudinal direction.Type: ApplicationFiled: February 8, 2023Publication date: November 14, 2024Applicant: KT&G CORPORATIONInventors: Jae-Seong JEONG, Donghyun KIM, Yong Hwan KIM, Byeongyong AHN, Jung Lae LEE
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Patent number: 12140068Abstract: A water management system for a hydrogen engine is capable of reducing a capacity of a water tank for storing cooling water injected into the hydrogen engine and is capable of not requiring separate replenishment of water for the water tank. The water management system includes: a water tank module, which stores water for cooling the hydrogen engine; a water pump provided at the water tank module and configured to supply the water stored in the water tank module to the hydrogen engine; and an exhaust line provided between the hydrogen engine and the water tank module and configured to supply an exhaust gas, which contains water vapor discharged from the hydrogen engine, to the water tank module.Type: GrantFiled: December 11, 2023Date of Patent: November 12, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAM INDUSTRIAL CO., LTD.Inventors: Seon Woo Boo, Ju Tae Song, Seong Cheol Cho, Sung Won Lee, Seung Hwan Kim, Yong Taek Hwang, Bu Hyeon Cho, Seung Hwan Lee
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Patent number: 12139674Abstract: Embodiments of the present disclosure relate to a method and system for producing refined hydrocarbons from waste plastic pyrolysis oil. The methods and system for producing refined hydrocarbons from waste plastic pyrolysis oil according to the embodiments of the present disclosure may minimize formation of an ammonium salt (NH4Cl) and may prevent an adhesion phenomenon of impurity particles in a reactor in a refining process of waste plastic pyrolysis oil containing impurities including chlorine and nitrogen. In addition, the methods and system for producing refined hydrocarbons from waste plastic pyrolysis oil according to the embodiments of the present disclosure may have excellent refining efficiency and may implement a long-term operation of a process because deactivation of a catalyst used in the process is prevented, and may produce lightened refined hydrocarbons having a low content of impurities from waste plastic pyrolysis oil.Type: GrantFiled: February 15, 2024Date of Patent: November 12, 2024Assignees: SK INNOVATION CO., LTD., SK GEO CENTRIC CO., LTD.Inventors: Yong Woon Kim, Seo Yeong Kang, Soo Kil Kang, Min Gyoo Park, Young Moo Park, Min Woo Shin, Jae Hwan Lee, Jin Seong Jang, Sang Hwan Jo
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Patent number: 12139676Abstract: Various embodiments of the present disclosure relate to methods and system for producing refined hydrocarbons from waste plastic pyrolysis oil. The methods and system for producing refined hydrocarbons from waste plastic pyrolysis oil according to the embodiments of the present disclosure may minimize formation of an ammonium salt (NH4Cl) and may prevent an adhesion phenomenon of impurity particles in a reactor in a refining process of waste plastic pyrolysis oil containing impurities including chlorine and nitrogen. In addition, the methods and system for producing refined hydrocarbons according to embodiments of the present disclosure may have excellent refining efficiency and may implement a long-term operation of a process because deactivation of a catalyst used in the process is prevented, and may produce refined hydrocarbons having a low content of impurities and a low content of olefins, and solid coke, from waste plastic pyrolysis oil.Type: GrantFiled: February 7, 2024Date of Patent: November 12, 2024Assignees: SK INNOVATION CO., LTD., SK GEO CENTRIC CO., LTD.Inventors: Yong Woon Kim, Seo Yeong Kang, Soo Kil Kang, Min Gyoo Park, Young Moo Park, Min Woo Shin, Jae Hwan Lee, Jin Seong Jang, Sang Hwan Jo
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Patent number: 12137750Abstract: An aerosol generating system includes a holder including: a heater configured to heat an aerosol generating article; a holder battery configured to supply electric power to the heater; and a holder processor configured to measure a remaining charge value of the holder battery; and a cradle detachably coupled to the holder and including: a cradle battery having a greater battery capacity than the holder battery; and a cradle processor configured to: identify whether the holder is coupled to the cradle, receive a remaining charge value of the holder battery from the holder processor based on the holder being coupled to the cradle, and control the cradle battery to supply electric power to the heater based on the received remaining charge value being greater than or equal to a preset reference value.Type: GrantFiled: December 16, 2020Date of Patent: November 12, 2024Assignee: KT&G CORPORATIONInventors: Seung Won Lee, Wang Seop Lim, Yong Hwan Kim, Sung Wook Yoon, Dae Nam Han
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Publication number: 20240370115Abstract: A touch device includes a touch panel including touch electrodes, and a touch driver adjacent to the touch panel, configured to sense a touch of a user, configured to transmit uplink signals including position information of the touch electrodes to an active pen through at least some of the touch electrodes in a first touch period, and configured to receive a sensing signal including position information of the active pen, which is calculated using the uplink signals, from the active pen in a second touch period after the first touch period.Type: ApplicationFiled: November 13, 2023Publication date: November 7, 2024Inventors: Keum Dong JUNG, Jang Hui KIM, Sang Hun PARK, Yong Sub SO, Da Eun YI, Bo Hwan LEE, Byeong Kyu JEON
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Publication number: 20240365861Abstract: An aerosol-generating article according to one aspect of the present disclosure may include a tobacco medium portion, a filter portion disposed to be spaced apart from the tobacco medium portion, and a tubular cooling portion disposed between the tobacco medium portion and the filter portion. A tobacco medium may be included in a wall constituting the cooling portion.Type: ApplicationFiled: May 13, 2022Publication date: November 7, 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: 12134509Abstract: The present disclosure relates to a container for retort food and, more specifically, to a container for retort food, which includes: a ridge portion having a closed curve shape to surround a tray part; and an exhaust hole surrounded by the ridge portion, so that the container enables a lid film to be automatically peeled off from the ridge portion by means of a steam pressure generated in a food during heating to exhaust steam and can be used for retort food which is stored at room temperature.Type: GrantFiled: January 23, 2020Date of Patent: November 5, 2024Assignee: CJ CHEILJEDANG CORPORATIONInventors: Ki Pyo Kim, Yong Hwan Kim, Kyoung Sik Cho, Kwang Soo Park, Byung Kook Lee
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Publication number: 20240361896Abstract: A portable display device includes a display panel displaying an image with pixels of a display area, a touch sensor disposed in a front surface direction of the display area and a non-display area of the display panel, a touch driving circuit driving touch electrodes of the touch sensor to detect a touch occurrence position of at least one point, a touch movement direction, and a movement distance and generating touch coordinate data according to a detection result, and a display driving circuit displaying an icon or a menu bar in the display area so that a user controls a screen control function and an operation control function of the display panel according to the touch occurrence position of the at least one point, the touch movement direction, and the movement distance.Type: ApplicationFiled: December 28, 2023Publication date: October 31, 2024Inventors: Che Ryong HWANG, Doo Hwan KIM, Yong Eun PARK, Sun Jung YOON, Kyeong Geun LEE, Yun Joo YIM, Sun Ho CHA
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Publication number: 20240364021Abstract: According to one embodiment of the present disclosure, an antenna device comprising: a plate; a first dielectric plate coupled to one surface of the plate; a plurality of radiation elements arranged along a first direction on the first dielectric plate; and a plurality of first feed lines configured to supply power to the plurality of radiation elements and having an air-strip line structure, wherein the first dielectric plate includes a first groove penetrating upper and lower surfaces of the first dielectric plate and configured to allow the first feed line to float therein, and the first feed line is configured to float in the first groove.Type: ApplicationFiled: July 5, 2024Publication date: October 31, 2024Applicant: KMW INC.Inventors: Sung Hwan SO, Oh Seog CHOI, Yong Won SEO, Seong Man KANG, Hyoung Seok YANG, Eui Seong CHOI, Hwa Yeol JANG, Myung Hwa KIM, Jang Soon PARK, Yong Sang LEE
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Publication number: 20240360373Abstract: A method and associated system for producing refined hydrocarbons from waste plastics. The method and associated system provide for pretreating waste plastics; a producing a pyrolysis gas by introducing the waste plastics pretreated in the pretreatment process into a pyrolysis reactor; producing in a lightening process a pyrolysis oil by introducing the pyrolysis gas into a hot filter; dehydrating a first mixed solution, obtained by mixing the produced pyrolysis oil with washing water and a demulsifier, by applying a voltage to the first mixed solution; hydrotreating a second mixed solution obtained by mixing the dehydrated first mixed solution with a sulfur source to produce a refined pyrolysis oil from which impurities are removed; and coking the refined pyrolysis oil, wherein a liquid condensed in the hot filter is re-introduced into the pyrolysis reactor.Type: ApplicationFiled: April 17, 2024Publication date: October 31, 2024Inventors: Sang Hwan JO, Yong Woon KIM, Soo Kil KANG, Min Gyoo PARK, Ik Hwan NA, Min Woo SHIN, Seung Han YU, Jae Hwan LEE, Jin Seong JANG, Yong Seong JEONG
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Publication number: 20240351870Abstract: Embodiments of the present disclosure relate to a method and system for producing syngas containing hydrogen from waste plastic pyrolysis oil. The method and system for producing syngas containing hydrogen from waste plastic pyrolysis oil according to the embodiments of the present disclosure may minimize formation of an ammonium salt (NH4Cl) and may prevent an adhesion phenomenon of impurity particles in a reactor in a refining process of waste plastic pyrolysis oil containing impurities including chlorine and nitrogen. The method and system for producing syngas containing hydrogen according to the present disclosure may have excellent refining efficiency and may implement a long-term operation of a process because a catalyst used in the process is prevented from being deactivated, and may produce lightened and refined hydrocarbons having a low content of impurities and a low content of olefins from waste plastic pyrolysis oil and may thus produce syngas containing hydrogen.Type: ApplicationFiled: February 6, 2024Publication date: October 24, 2024Inventors: Yong Woon KIM, Seo Yeong KANG, Soo Kil KANG, Min Gyoo PARK, Young Moo PARK, Min Woo SHIN, Jae Hwan LEE, Jin Seong JANG, Sang Hwan JO
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Publication number: 20240351872Abstract: The embodiments of the present disclosure relate to a method and system for producing syngas containing hydrogen from waste plastics. The method and system for producing syngas containing hydrogen from waste plastics according to the embodiments may minimize formation of an ammonium chloride salt (NH4Cl) and may prevent an adhesion phenomenon of impurity particles in a reactor in a refining process of waste plastic pyrolysis oil containing impurities including chlorine and nitrogen. In addition, the method and system for producing syngas containing hydrogen from waste plastics according to the embodiments may prevent deactivation of a catalyst used in a process, such that the refining efficiency may be excellent, and the process may be operated for a long period of time.Type: ApplicationFiled: April 18, 2024Publication date: October 24, 2024Inventors: Yong Woon KIM, Seo Yeong KANG, Soo Kil KANG, Min Gyoo PARK, Young Moo PARK, Min Woo SHIN, Jae Hwan LEE, Jin Seong JANG, Sang Hwan JO
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Publication number: 20240352325Abstract: Embodiments of the present disclosure relate to a method and system for producing refined hydrocarbons from waste plastics. The method and system for producing refined hydrocarbons from waste plastics according to the embodiments of the present disclosure may minimize formation of an ammonium salt (NH4Cl) and may prevent an adhesion phenomenon of impurity particles in a reactor in a refining process of waste plastic pyrolysis oil containing impurities including chlorine and nitrogen. In addition, refined hydrocarbons having excellent quality due to a significantly low content of impurities and a significantly low content of olefins may be produced.Type: ApplicationFiled: February 15, 2024Publication date: October 24, 2024Inventors: Yong Woon KIM, Seo Yeong KANG, Soo Kil KANG, Min Gyoo PARK, Young Moo PARK, Min Woo SHIN, Jae Hwan LEE, Jin Seong JANG, Sang Hwan JO
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Publication number: 20240349804Abstract: An aerosol generating device includes: a coil configured to generate a magnetic field by a current flowing through the coil; a heater configured to be induction heated via the magnetic field; and a controller configured to control the current. The controller is further configured to change a frequency of the current flowing through the coil within a pre-set driving frequency range; and determine whether a magnitude of the current flowing through the coil exceeds a threshold value according to one or more changed frequencies of the current.Type: ApplicationFiled: July 26, 2021Publication date: October 24, 2024Applicant: KT&G CORPORATIONInventors: Yong Hwan KIM, Sung Wook YOON, Seung Won LEE, Seok Su JANG, Dae Nam HAN
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Publication number: 20240351871Abstract: A method and associated system for producing syngas containing hydrogen from waste plastics. The method and system provide for pretreating waste plastics; producing a pyrolysis gas by introducing the waste plastics pretreated in the pretreatment process into a pyrolysis reactor; producing from a lightening reaction a pyrolysis oil by introducing the pyrolysis gas into a hot filter; dehydrating a first mixed solution, obtained by mixing the produced pyrolysis oil with washing water and a demulsifier, by applying a voltage to the first mixed solution; hydrotreating a second mixed solution obtained by mixing the dehydrated first mixed solution with a sulfur source to produce a refined pyrolysis oil from which impurities are removed; and gasifying the refined pyrolysis oil, wherein a liquid condensed in the hot filter is re-introduced into the pyrolysis reactor.Type: ApplicationFiled: April 19, 2024Publication date: October 24, 2024Inventors: Sang Hwan JO, Yong Woon KIM, Soo Kil KANG, Min Gyoo PARK, Ik Hwan NA, Min Woo SHIN, Seung Han YU, Jae Hwan LEE, Jin Seong JANG, Yong Seong JEONG
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Publication number: 20240352323Abstract: Embodiments of the present disclosure relate to a method and system for producing refined hydrocarbons from waste plastics. The method and system for producing refined hydrocarbons from waste plastics according to the embodiments of the present disclosure may minimize formation of an ammonium chloride salt (NH4Cl) and may prevent an adhesion phenomenon of impurity particles in a reactor in a refining process of waste plastic pyrolysis oil containing impurities including chlorine and nitrogen. In addition, the method and system for producing refined hydrocarbons according to the present disclosure may have excellent refining efficiency and may implement a long-term operation of a process because deactivation of a catalyst used in the process is prevented, and may produce lightened refined hydrocarbons having excellent quality due to a significantly low content of impurities and a significantly low content of olefins from waste plastics.Type: ApplicationFiled: February 19, 2024Publication date: October 24, 2024Inventors: Yong Woon KIM, Seo Yeong KANG, Soo Kil KANG, Min Gyoo PARK, Young Moo PARK, Min Woo SHIN, Jae Hwan LEE, Jin Seong JANG, Sang Hwan JO
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Publication number: 20240352334Abstract: A method and associated system for producing refined hydrocarbons from waste plastics. The method and system provide for pretreating waste plastics; producing a pyrolysis gas by introducing the waste plastics pretreated in the pretreatment process into a pyrolysis reactor; producing in a lightening process a pyrolysis oil by introducing the pyrolysis gas into a hot filter; dehydrating a first mixed solution, obtained by mixing the produced pyrolysis oil with washing water and a demulsifier, by applying a voltage to the first mixed solution; hydrotreating a second mixed solution obtained by mixing the dehydrated first mixed solution with a sulfur source to produce a refined pyrolysis oil from which impurities are removed; and alkylating a third mixed solution obtained by mixing the refined pyrolysis oil and olefins, wherein a liquid condensed in the hot filter is re-introduced into the pyrolysis reactor.Type: ApplicationFiled: April 12, 2024Publication date: October 24, 2024Inventors: Sang Hwan JO, Yong Woon KIM, Soo Kil KANG, Min Gyoo PARK, Ik Hwan NA, Min Woo SHIN, Seung Han YU, Jae Hwan LEE, Jin Seong JANG, Yong Seong JEONG
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Publication number: 20240352326Abstract: Embodiments of the present disclosure relate to a method and system for producing refined hydrocarbons from waste plastics. The method and system for producing refined hydrocarbons from waste plastics according to the embodiments of the present disclosure may minimize formation of an ammonium chloride salt (NH4Cl) and may prevent an adhesion phenomenon of impurity particles in a reactor in a refining process of waste plastic pyrolysis oil containing impurities including chlorine and nitrogen. In addition, refined hydrocarbons having excellent quality of a significantly low content of impurities and a significantly low content of olefins, and a high octane number may be produced.Type: ApplicationFiled: February 16, 2024Publication date: October 24, 2024Inventors: Yong Woon KIM, Seo Yeong KANG, Soo Kil KANG, Min Gyoo PARK, Young Moo PARK, Min Woo SHIN, Jae Hwan LEE, Jin Seong JANG, Sang Hwan JO
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Publication number: 20240352349Abstract: The present disclosure relates to a method and system for producing refined hydrocarbons from waste plastic pyrolysis oil. The method and system for producing refined hydrocarbons from waste plastic pyrolysis oil according to the present disclosure may minimize formation of an ammonium salt (NH4Cl) and may prevent an adhesion phenomenon of impurity particles in a reactor in a refining process of waste plastic pyrolysis oil containing impurities including chlorine and nitrogen. In addition, the method and system for producing refined hydrocarbons according to the present disclosure may have excellent refining efficiency and may implement a long-term operation of a process because deactivation of a catalyst used in the process is reduced or prevented, and may produce refined hydrocarbons having a low content of impurities and a low content of olefins from waste plastic pyrolysis oil.Type: ApplicationFiled: February 6, 2024Publication date: October 24, 2024Inventors: Yong Woon KIM, Seo Yeong KANG, Soo Kil KANG, Min Gyoo PARK, Young Moo PARK, Min Woo SHIN, Jae Hwan LEE, Jin Seong JANG, Sang Hwan JO