Patents by Inventor Kyoung-Jin Lee
Kyoung-Jin 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: 20250122462Abstract: One embodiment of the present invention provides an ecotoxicity monitoring device using Aliivibrio fischeri, and an ecotoxicity monitoring method using the same. The ecotoxicity monitoring device includes a reaction tank module, an Aliivibrio fischeri culture unit, a diluted water supply unit, a sample supply unit, an optical measurement unit, a control unit and an analysis unit, wherein the analysis unit is configured to calculate a correction coefficient based on the initial light quantity value of a reference reaction tank measured through the optical measurement unit and the final light quantity value measured after a predetermined time has elapsed, and calculate the corrected light quantity values of a sample reaction tank and a dilution reaction tank based on the calculated correction coefficient.Type: ApplicationFiled: October 10, 2024Publication date: April 17, 2025Applicants: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY, DONGMOONENT CO., LTD.Inventors: Kyoung Jin LEE, Dong Kwon Lee, Jong Young Kim, Chul Woo Park, Moon Jin Lee, Hoon Choi
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Patent number: 12126061Abstract: The present invention relates to a solid oxide fuel cell (SOFC) system in which ammonia is applied and, more specifically, to: an ammonia-based SOFC system which is mobile and in which heating element temperature rise allowing a COx-free and NOx-free eco-friendly system is applied; and an operation method therefor.Type: GrantFiled: October 7, 2022Date of Patent: October 22, 2024Assignee: WONIK MATERIALS CO., LTD.Inventors: Kyoung Jin Lee, Suk Yong Jung, Young Lae Kim, Byeong Ok Cho
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Publication number: 20240332571Abstract: The present invention relates to a solid oxide fuel cell (SOPC) system in which ammonia is applied and, more specifically, to: an ammonia-based SOFC system which is mobile and in which heating element temperature rise allowing a COx-free and NOx-free eco-friendly system is applied; and an operation method therefor.Type: ApplicationFiled: October 7, 2022Publication date: October 3, 2024Applicant: WONIK MATERIALS CO., LTD.Inventors: Kyoung Jin LEE, Suk Yong JUNG, Young Lae KIM, Byeong Ok CHO
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Patent number: 12105041Abstract: A detection device includes a substrate, first electrodes formed on a first surface of the substrate, a responsive layer, and second electrodes formed on a first surface of the responsive layer, each of the second electrodes are capacitively coupled to one of the first electrodes and each second electrode is connected to a power supply to provide driving power.Type: GrantFiled: October 27, 2022Date of Patent: October 1, 2024Assignee: UIF (UNIVERSITY INDUSTRY FOUNDATION), YONSEI UNIVERSITYInventors: Cheol Min Park, Jeongok Park, Seung Won Lee, Ji Hye Jang, Hye Jin Kim, Kyoung Jin Lee
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Publication number: 20240241286Abstract: Disclosed are a method and apparatus for estimating lithofacies by learning well logs. The method includes a model formation step of forming lithofacies estimation model to output lithofacies corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having lithofacies corresponding to measured depth as answers, and lithofacies estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which lithofacies are to be estimated, the values being arranged corresponding to measured depth, to the lithofacies estimation model to estimate lithofacies corresponding to measured depth.Type: ApplicationFiled: January 22, 2024Publication date: July 18, 2024Applicants: SK INNOVATION CO., LTD., SK EARTHON CO., LTD.Inventors: Seungjoon CHA, Hee Jeong JANG, Youngki CHOI, Kyoung Jin LEE, Man Cheol KIM
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Patent number: 12019195Abstract: Disclosed are a method and apparatus for estimating S-wave velocities by learning well logs, whereby the method includes a model formation step of forming an S-wave estimation model to output S-wave velocities corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having S-wave velocities corresponding to measured depth as answers, and an S-wave velocity estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which S-wave velocities are to be estimated, the values being arranged corresponding to measured depth, to the S-wave estimation model to estimate S-wave velocities corresponding to measured depth.Type: GrantFiled: July 13, 2023Date of Patent: June 25, 2024Assignees: SK INNOVATION CO., LTD., SK EARTHON CO., LTD.Inventors: Seungjoon Cha, Youngki Choi, Hee Jeong Jang, Kyoung Jin Lee, Hyunjong Cho
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Publication number: 20240009381Abstract: Provided is a drug hypersensitivity prevention system. A drug hypersensitivity prevention system according to an embodiment of the present application may comprise: a first fluid storage unit 10; a second fluid storage unit 20; a control device 30 including a first pump 31 installed in a discharge line connected to the first fluid storage unit 10 so as to control an amount of a first fluid discharged from the first fluid storage unit 10, and a second pump 32 installed in a discharge line connected to the second fluid storage unit 20 so as to control an amount of a second fluid discharged from the second fluid storage unit 20; a mixing unit 40 in which the first fluid discharged from the first fluid storage unit 10 and the second fluid discharged from the second fluid storage unit 20 are mixed; a pouch 50 connected to the mixing unit 40; and a catheter 60 connected to the mixing unit 40.Type: ApplicationFiled: September 17, 2021Publication date: January 11, 2024Inventors: Hye-Ryun KANG, Jung Chan LEE, Kyoung Jin LEE, Byeong Chic CHO, Sung Ho KO
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Publication number: 20230358908Abstract: Disclosed are a method and apparatus for estimating S-wave velocities by learning well logs, whereby the method includes a model formation step of forming an S-wave estimation model to output S-wave velocities corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having S-wave velocities corresponding to measured depth as answers, and an S-wave velocity estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which S-wave velocities are to be estimated, the values being arranged corresponding to measured depth, to the S-wave estimation model to estimate S-wave velocities corresponding to measured depth.Type: ApplicationFiled: July 13, 2023Publication date: November 9, 2023Applicants: SK INNOVATION CO., LTD., SK EARTHON CO., LTD.Inventors: Seungjoon CHA, Youngki CHOI, Hee Jeong JANG, Kyoung Jin LEE, Hyunjong CHO
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Patent number: 11796698Abstract: Disclosed are a method and apparatus for estimating S-wave velocities by learning well logs, whereby the method includes a model formation step of forming an S-wave estimation model to output S-wave velocities corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having S-wave velocities corresponding to measured depth as answers, and an S-wave velocity estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which S-wave velocities are to be estimated, the values being arranged corresponding to measured depth, to the S-wave estimation model to estimate S-wave velocities corresponding to measured depth.Type: GrantFiled: July 15, 2022Date of Patent: October 24, 2023Inventors: Seungjoon Cha, Youngki Choi, Hee Jeong Jang, Kyoung Jin Lee, Hyunjong Cho
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Publication number: 20230128762Abstract: A detection device includes a substrate, first electrodes formed on a first surface of the substrate, a responsive layer, and second electrodes formed on a first surface of the responsive layer, each of the second electrodes are capacitively coupled to one of the first electrodes and each second electrode is connected to a power supply to provide driving power.Type: ApplicationFiled: October 27, 2022Publication date: April 27, 2023Applicant: UIF (University Industry Foundation), Yonsei UniversityInventors: Cheol Min PARK, Jeongok Park, Seung Won LEE, Ji Hye JANG, Hye Jin KIM, Kyoung Jin LEE
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Publication number: 20220365235Abstract: Disclosed are a method and apparatus for estimating S-wave velocities by learning well logs, whereby the method includes a model formation step of forming an S-wave estimation model to output S-wave velocities corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having S-wave velocities corresponding to measured depth as answers, and an S-wave velocity estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which S-wave velocities are to be estimated, the values being arranged corresponding to measured depth, to the S-wave estimation model to estimate S-wave velocities corresponding to measured depth.Type: ApplicationFiled: July 15, 2022Publication date: November 17, 2022Applicants: SK INNOVATION CO., LTD., SK EARTHON CO., LTD.Inventors: Seungjoon CHA, Youngki CHOI, Hee Jeong JANG, Kyoung Jin LEE, Hyunjong CHO
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Patent number: 11422276Abstract: Disclosed are a method and apparatus for estimating S-wave velocities by learning well logs, whereby the method includes a model formation step of forming an S-wave estimation model to output S-wave velocities corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having S-wave velocities corresponding to measured depth as answers, and an S-wave velocity estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which S-wave velocities are to be estimated, the values being arranged corresponding to measured depth, to the S-wave estimation model to estimate S-wave velocities corresponding to measured depth.Type: GrantFiled: February 1, 2021Date of Patent: August 23, 2022Inventors: Seungjoon Cha, Youngki Choi, Hee Jeong Jang, Kyoung Jin Lee, Hyunjong Cho
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Publication number: 20220074943Abstract: The present invention relates to a composition for diagnosing bone metastasis of cancer, a method for providing information needed for diagnosis of bone metastasis of cancer using same, a method for providing information needed for monitoring responses to treatment of bone metastasis of cancer using same, and a method for screening a therapeutic agent for bone metastasis of cancer using same. The composition for diagnosing bone metastasis of cancer of the present invention has the effect of effectively diagnosing bone metastasis of cancer at an early stage.Type: ApplicationFiled: December 23, 2019Publication date: March 10, 2022Inventors: Serkin PARK, Kyoung Jin LEE
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Silicon carbide powder and method of preparing the same using a hydrophobic spherical silica aerogel
Patent number: 11220434Abstract: The present invention relates to a method of preparing ultra-pure silicon carbide in which a super-porous spherical silica aerogel is used as a silica raw material. By preparing the silica aerogel particles using low-cost water glass, a reaction area with respect to a carbon raw material is increased to enable low-temperature synthesis of silicon carbide, the size and shape of silicon carbide powder may be uniformly controlled to prepare ultra-pure silicon carbide, and economic efficiency and productivity of the silicon carbide synthesis may be improved. Thus, it is expected that the silicon carbide powder prepared by the preparation method of the present invention may be provided as an optimized raw material for the preparation of silicon carbide sintered body and single crystal (ingot).Type: GrantFiled: October 24, 2017Date of Patent: January 11, 2022Assignees: LG Chem, Ltd., Inha University Research And Business FoundationInventors: Young Hun Kim, Je Kyun Lee, Hae Jin Hwang, Kyoung Jin Lee -
Publication number: 20210381362Abstract: Disclosed are a method and apparatus for estimating lithofacies by learning well logs. The method includes a model formation step of forming lithofacies estimation model to output lithofacies corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having lithofacies corresponding to measured depth as answers, and lithofacies estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which lithofacies are to be estimated, the values being arranged corresponding to measured depth, to the lithofacies estimation model to estimate lithofacies corresponding to measured depth.Type: ApplicationFiled: April 1, 2021Publication date: December 9, 2021Applicant: SK INNOVATION CO., LTD.Inventors: Seungjoon CHA, Hee Jeong JANG, Youngki CHOI, Kyoung Jin LEE, Man Cheol KIM
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Publication number: 20210382191Abstract: Disclosed are a method and apparatus for estimating S-wave velocities by learning well logs, whereby the method includes a model formation step of forming an S-wave estimation model to output S-wave velocities corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having S-wave velocities corresponding to measured depth as answers, and an S-wave velocity estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which S-wave velocities are to be estimated, the values being arranged corresponding to measured depth, to the S-wave estimation model to estimate S-wave velocities corresponding to measured depth.Type: ApplicationFiled: February 1, 2021Publication date: December 9, 2021Applicant: SK INNOVATION CO., LTD.Inventors: Seungjoon CHA, Youngki CHOI, Hee Jeong JANG, Kyoung Jin LEE, Hyunjong CHO
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Patent number: 11108344Abstract: The invention relates to a soft starter (10) for connecting at least one main circuit (12, 14, 16), each of which includes a bypass circuit (20) having a semiconductor switch (22). Said soft starter (10) comprises a control unit (40) for actuating the bypass circuit (20), and the control unit (40) is equipped with a control signal input (44). According to the invention, the control unit (40) has a separate safety signal input (42).Type: GrantFiled: August 3, 2017Date of Patent: August 31, 2021Assignee: SIEMENS AKTIENGESELLSCHAFTInventors: Kyoung-Jin Lee-Hoff, Johann Seitz, Klaus Aufschneider, Dirk Hertz, Markus Meier, Stefan Zitzler
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Patent number: 10858501Abstract: The present disclosure provides an aerogel-containing composition including an aerogel, a water-soluble binder, a foaming agent, and a mixture of water and a polar organic solvent as a solvent, and an insulation blanket prepared using the same. In the aerogel-containing composition, the aerogel is uniformly dispersed in the composition, and when preparing a blanket, an insulation blanket having low thermal conductivity and flexibility of low density is prepared without concern of shrinkage of the substrate for a blanket and detachment of the aerogel during a drying process.Type: GrantFiled: March 23, 2020Date of Patent: December 8, 2020Assignees: LG CHEM, LTD., INHA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Ye Hon Kim, Hae Jin Hwang, Je Kyun Lee, Kyoung Jin Lee
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Publication number: 20200224005Abstract: The present disclosure provides an aerogel-containing composition including an aerogel, a water-soluble binder, a foaming agent, and a mixture of water and a polar organic solvent as a solvent, and an insulation blanket prepared using the same. In the aerogel-containing composition, the aerogel is uniformly dispersed in the composition, and when preparing a blanket, an insulation blanket having low thermal conductivity and flexibility of low density is prepared without concern of shrinkage of the substrate for a blanket and detachment of the aerogel during a drying process.Type: ApplicationFiled: March 23, 2020Publication date: July 16, 2020Inventors: Ye Hon Kim, Hae Jin Hwang, Je Kyun Lee, Kyoung Jin Lee
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Patent number: 10640629Abstract: The present disclosure provides an aerogel-containing composition including an aerogel, a water-soluble binder, a foaming agent, and a mixture of water and a polar organic solvent as a solvent, and an insulation blanket prepared using the same. In the aerogel-containing composition, the aerogel is uniformly dispersed in the composition, and when preparing a blanket, an insulation blanket having low thermal conductivity and flexibility of low density is prepared without concern of shrinkage of the substrate for a blanket and detachment of the aerogel during a drying process.Type: GrantFiled: March 25, 2016Date of Patent: May 5, 2020Assignees: LG CHEM, LTD., INHA UNIVERSITY RESEARCH AND BUSINESSInventors: Ye Hon Kim, Hae Jin Hwang, Je Kyun Lee, Kyoung Jin Lee