Patents by Inventor Seok-Won Hong
Seok-Won Hong 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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Patent number: 11945744Abstract: Disclosed are a method and apparatus for reusing wastewater. The method for reusing wastewater disclosed herein includes: generating a mixed wastewater by mixing multiple types of wastewater (S20); performing a first purification by passing the mixed wastewater through a flocculation-sedimentation unit (S40); performing a second purification by passing an effluent of the flocculation-sedimentation unit through a membrane bioreactor (MBR) (S60); performing a third purification by passing an effluent of the MBR through a reverse-osmosis membrane unit (S80); and reusing an effluent of the reverse-osmosis membrane unit as cooling water or industrial water (S100).Type: GrantFiled: April 14, 2023Date of Patent: April 2, 2024Assignees: SAMSUNG ENGINEERING CO., LTD., SAMSUNG ELECTRONICS CO., LTDInventors: Seok Hwan Hong, Dae Soo Park, Seung Joon Chung, Yong Xun Jin, Jae Hyung Park, Jae Hoon Choi, Jae Dong Hwang, Jong Keun Yi, Su Hyoung Cho, Kyu Won Hwang, June Yurl Hur, Je Hun Kim, Ji Won Chun
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Patent number: 11927890Abstract: A substrate processing apparatus includes a photoresist coater applying a photoresist film on a substrate, a humidifier increasing an amount of moisture in an ambient to which the photoresist film on the substrate is exposed, and an exposer irradiating the photoresist film exposed to the ambient having the increased amount of moisture with light. The humidifier is disposed between the photoresist coater and the exposer.Type: GrantFiled: August 22, 2022Date of Patent: March 12, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seok Heo, Cha Won Koh, Sang Joon Hong, Hyun Woo Kim, Kyung-Won Kang, Dong-Wook Kim, Kyung Won Seo, Young Il Jang, Yong Suk Choi
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Patent number: 11912803Abstract: The present disclosure relates to a conjugated polyelectrolyte-grafted membrane, which is obtained by fixing a conjugated polyelectrolyte (CPE) capable of generating active oxygen under visible light irradiation to a membrane through crosslinking, and can remove contaminants in water, while reducing bio-fouling on the surface of the membrane, by generating active oxygen through a photocatalytic reaction of the conjugated polyelectrolyte (CPE), as well as to a method for manufacturing the same. The method for manufacturing a conjugated polyelectrolyte-grafted membrane includes the steps of: preparing a conjugated polyelectrolyte (CPE); coating a conjugated polyelectrolyte (CPE) on the surface of a membrane; and carrying out crosslinking of the conjugated polyelectrolyte (CPE) with the surface of the membrane.Type: GrantFiled: November 24, 2020Date of Patent: February 27, 2024Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jee Hye Byun, Eunhoo Jeong, Seok Won Hong
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Publication number: 20240027324Abstract: The present disclosure relates to an apparatus for detecting microplastics based on optical technology, more particularly the present disclosure relates to an apparatus for detecting microplastics, which is capable of detecting and analyzing microplastics of various sizes that exist in a fluid in real time regardless of transparency using a microfluidic chip based on optical technology.Type: ApplicationFiled: March 21, 2023Publication date: January 25, 2024Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Seok Won HONG, Jae Hun KIM, Jiyun HAN, Subeen PARK
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Publication number: 20220135722Abstract: The present disclosure relates to a conjugated polyelectrolyte-grafted membrane, which is obtained by fixing a conjugated polyelectrolyte (CPE) capable of generating active oxygen under visible light irradiation to a membrane through crosslinking, and can remove contaminants in water, while reducing bio-fouling on the surface of the membrane, by generating active oxygen through a photocatalytic reaction of the conjugated polyelectrolyte (CPE), as well as to a method for manufacturing the same. The method for manufacturing a conjugated polyelectrolyte-grafted membrane includes the steps of: preparing a conjugated polyelectrolyte (CPE); coating a conjugated polyelectrolyte (CPE) on the surface of a membrane; and carrying out crosslinking of the conjugated polyelectrolyte (CPE) with the surface of the membrane.Type: ApplicationFiled: November 24, 2020Publication date: May 5, 2022Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jee Hye BYUN, Eunhoo JEONG, Seok Won HONG
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Patent number: 11142472Abstract: The present invention is an aquifer storage and recovery system using a natural coagulant, in which in purifying raw water through aquifer storage and recovery, assimilable organic carbon (AOC) included in the raw water is effectively removed using a natural coagulant produced in the aquifer storage and recovery process, thereby reducing the time required to purify raw water by aquifer storage and recovery.Type: GrantFiled: November 8, 2019Date of Patent: October 12, 2021Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Seong Pil Jeong, Kyungjin Cho, Jae Woo Choi, Seok Won Hong, Seunghak Lee, Eun-Ju Kim, Jae Shik Chung, Hien Thi Nguyen, Youngjae Kim
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Publication number: 20200325043Abstract: The present invention is an aquifer storage and recovery system using a natural coagulant, in which in purifying raw water through aquifer storage and recovery, assimilable organic carbon (AOC) included in the raw water is effectively removed using a natural coagulant produced in the aquifer storage and recovery process, thereby reducing the time required to purify raw water by aquifer storage and recovery.Type: ApplicationFiled: November 8, 2019Publication date: October 15, 2020Inventors: Seong Pil JEONG, Kyungjin CHO, Jae Woo CHOI, Seok Won HONG, Seunghak LEE, Eun-Ju KIM, Jae Shik CHUNG, Hien Thi NGUYEN, Youngjae KIM
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Patent number: 9938168Abstract: The apparatus for water treatment using in-situ activation of a manganese dioxide catalyst includes: a reaction bath configured to give a space where aqueous organic contaminants are removed by means of reaction with permanganate (MnO4?) generated by electrochemical oxidation of manganese oxide (MnO2); a plurality of manganese dioxide catalysts provided at the reaction bath and electrochemically oxidized into permanganate (MnO4?) by a voltage applied thereto; and a power supply device configured to apply power to the manganese dioxide catalyst so that the manganese dioxide (MnO2) is electrochemically oxidized into permanganate (MnO4?).Type: GrantFiled: February 24, 2016Date of Patent: April 10, 2018Assignee: Korea Institute of Science and TechnologyInventors: Seok Won Hong, Kang Woo Cho, Yunchul Chung, Sanghyup Lee, Boyoung Jeong
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Patent number: 9509087Abstract: A docking apparatus for a portable device includes: a mounting unit on which the portable device is to be mounted; a mounting unit support which supports the mounting unit; a connection terminal disposed in the mounting unit and configured to connect with a connector of the portable device; a terminal support part which supports the connection terminal and comprises an opening, and wherein a portion of the terminal support part is exposed through the opening so that the connection terminal can be tilted; and a hinge part which rotatably connects the terminal support part to the mounting unit. The mounting unit includes: a base support which supports a bottom portion of the portable device; and a side support which extends upwardly from a side of the base support to support a rear side portion of the portable device.Type: GrantFiled: December 17, 2013Date of Patent: November 29, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seok-won Hong, Chae-joo Son
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Publication number: 20160264433Abstract: The apparatus for water treatment using in-situ activation of a manganese dioxide catalyst includes: a reaction bath configured to give a space where aqueous organic contaminants are removed by means of reaction with permanganate (MnO4?) generated by electrochemical oxidation of manganese oxide (MnO2); a plurality of manganese dioxide catalysts provided at the reaction bath and electrochemically oxidized into permanganate (MnO4?) by a voltage applied thereto; and a power supply device configured to apply power to the manganese dioxide catalyst so that the manganese dioxide (MnO2) is electrochemically oxidized into permanganate (MnO4?).Type: ApplicationFiled: February 24, 2016Publication date: September 15, 2016Applicant: Korea Institute of Science and TechnologyInventors: Seok Won HONG, Kang Woo CHO, Yunchul CHUNG, Sanghyup LEE, Boyoung JEONG
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Patent number: 9358522Abstract: A composite medium and method thereof for simultaneous removal of cationic and anionic heavy metals are provided to remove cationic and anionic heavy metals effectively. The method includes dissolving sodium alginate powder into deionized water to provide an alginate solution, and introducing amine group-supported mesoporous iron oxide and synthetic zeolite into the alginate solution and kneading the resultant mixture. The method also includes adding the alginate solution mixed with the mesoporous iron oxide and synthetic zeolite dropwise to an aqueous calcium chloride solution so that each drop of alginate solution is cured to form a bead-like composite medium, and vacuum drying the bead-like composite medium to remove water present in the composite medium, while the mesoporous iron oxide and synthetic zeolite are moved from the inside of the composite medium toward the surface of the composite medium.Type: GrantFiled: November 2, 2012Date of Patent: June 7, 2016Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Seok Won Hong, Sang Hyup Lee, Jae Woo Choi, Seung Gun Chung
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Patent number: 9295974Abstract: The present disclosure relates to a floating type adsorbent for removal of phosphate that can effectively remove phosphate from aqueous phase through reaction between an amine function attached on the surface of a sponge and phosphate. This adsorbent can be regenerated by desorbing the adsorbed phosphate, a method for fabricating same and a method for regeneration the floating type adsorbent for removal of phosphate. The floating type adsorbent for removal of phosphate according to the present disclosure is fabricated by immersing a sponge in a mixture solution of an amine precursor and anhydrous toluene to form an amine function on the surface of the sponge. The amine precursor may be 3-aminopropyltriethoxysilane (APTES) and the APTES and the anhydrous toluene may be mixed at a volume ratio of 0.5-1:1.Type: GrantFiled: May 22, 2013Date of Patent: March 29, 2016Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Seok Won Hong, Sanghyup Lee, Kyung Guen Song, Eunhoo Jeong, Jae Woo Choi
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Patent number: 8980090Abstract: Disclosed are apparatus and method for alternative aeration-effluent wastewater treatment using a ceramic membrane, which allows the biological treatment to be performed sufficiently in an intermittent aeration tank by combining an anaerobic tank with a plurality of intermittent aeration tanks and selectively changing an inflow path of influent water according to an operation status of the intermittent aeration tanks. The present disclosure is directed to providing an apparatus and method for alternative aeration-effluent wastewater treatment, which allows the aeration and treated water to continuously discharge through two intermittent aeration tanks by independently forming an air injection line and a treated water discharge line at a ceramic membrane provided in each intermittent aeration tank.Type: GrantFiled: July 10, 2012Date of Patent: March 17, 2015Assignee: Korea Institute of Science and TechnologyInventors: Yong Su Choi, Seok Won Hong, Jae Shik Chung, Yong Bae Park, Gyo Bum Kim, Yun Chul Chung
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Publication number: 20140183405Abstract: The present disclosure relates to a floating type adsorbent for removal of phosphate that can effectively remove phosphate from aqueous phase through reaction between an amine function attached on the surface of a sponge and phosphate. This adsorbent can be regenerated by desorbing the adsorbed phosphate, a method for fabricating same and a method for regeneration the floating type adsorbent for removal of phosphate. The floating type adsorbent for removal of phosphate according to the present disclosure is fabricated by immersing a sponge in a mixture solution of an amine precursor and anhydrous toluene to form an amine function on the surface of the sponge. The amine precursor may be 3-aminopropyltriethoxysilane (APTES) and the APTES and the anhydrous toluene may be mixed at a volume ratio of 0.5-1:1.Type: ApplicationFiled: May 22, 2013Publication date: July 3, 2014Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Seok Won HONG, Sanghyup Lee, Kyung Guen Song, Eunhoo Jeong, Jae Woo Choi
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Publication number: 20140144834Abstract: The present disclosure relates to a separation membrane with a titanium dioxide nanostructure bound thereto, wherein titanium dioxide in the form of nanowire is fixed to the separation membrane by means of a polymer nanostructure so as to prevent a decrease of the specific surface area and separation performance of the membrane and thus removal of pollutants by the separation membrane and photo oxidative degradation by titanium dioxide in the form of nanowire can be maximized, and a method for fabricating the same.Type: ApplicationFiled: November 29, 2012Publication date: May 29, 2014Inventors: Seok Won HONG, Ha Na Yoo, Subramaniya Pillai Ramasundara, Jae Sang Lee
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Publication number: 20140144839Abstract: Disclosed herein are an apparatus and method for cultivating microalgae using effluent from sludge treatment. The apparatus includes an advanced sewage treatment apparatus, a sludge treatment apparatus and a microalgae cultivation apparatus, the sludge treatment apparatus including: a first aerobic reactor which is operated under aerobic conditions and serves to ferment sludge; a second aerobic reactor which is operated in a state in which air is injected in an amount larger than that in the first aerobic reactor, and serves to increase the fermentation activity of microorganisms in the sludge and degrade the sludge; a membrane bio-reactor (MBR) which serves to receive effluent from the second aerobic reactor and biologically remove high-concentration organic matter from the effluent by the action of aerobic microorganisms while removing total suspended solids using a membrane, wherein the effluent discharged from the MBR reactor is supplied to the microalgae cultivation apparatus.Type: ApplicationFiled: October 1, 2013Publication date: May 29, 2014Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Yong Su Choi, Kyu Won Seo, Jae Shik Chung, Seok Won Hong, Gyobeom Kim
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Publication number: 20140106829Abstract: A docking apparatus for a portable device includes: a mounting unit on which the portable device is to be mounted; a mounting unit support which supports the mounting unit; a connection terminal disposed in the mounting unit and configured to connect with a connector of the portable device; a terminal support part which supports the connection terminal and comprises an opening, and wherein a portion of the terminal support part is exposed through the opening so that the connection terminal can be tilted; and a hinge part which rotatably connects the terminal support part to the mounting unit. The mounting unit includes: a base support which supports a bottom portion of the portable device; and a side support which extends upwardly from a side of the base support to support a rear side portion of the portable device.Type: ApplicationFiled: December 17, 2013Publication date: April 17, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seok-won HONG, Chae-joo SON
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Patent number: 8634883Abstract: A docking apparatus for a portable device includes: a mounting unit on which the portable device is to be mounted; a connection terminal disposed in the mounting unit and configured to connect with a connector of the portable device; a terminal support unit which is rotatable with respect to the mounting unit and supports the connection terminal; and a rotation unit which is coupled to the terminal support unit and rotates the connection terminal within a predetermined rotational angle range.Type: GrantFiled: November 1, 2010Date of Patent: January 21, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Seok-won Hong, Chae-joo Son
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Publication number: 20130203585Abstract: A composite medium and method thereof for simultaneous removal of cationic and anionic heavy metals are provided to remove cationic and anionic heavy metals effectively. The method includes dissolving sodium alginate powder into deionized water to provide an alginate solution, and introducing amine group-supported mesoporous iron oxide and synthetic zeolite into the alginate solution and kneading the resultant mixture. The method also includes adding the alginate solution mixed with the mesoporous iron oxide and synthetic zeolite dropwise to an aqueous calcium chloride solution so that each drop of alginate solution is cured to form a bead-like composite medium, and vacuum drying the bead-like composite medium to remove water present in the composite medium, while the mesoporous iron oxide and synthetic zeolite are moved from the inside of the composite medium toward the surface of the composite medium.Type: ApplicationFiled: November 2, 2012Publication date: August 8, 2013Applicant: Korea Institute of Science and TechnologyInventors: Seok Won Hong, Sang Hyup Lee, Jae Woo Choi, Seung Gun Chung
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Patent number: D686195Type: GrantFiled: November 17, 2011Date of Patent: July 16, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Seok-Won Hong, Jin Kwon