Patents by Inventor Kyung Hwa Yoo
Kyung Hwa Yoo 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: 20240131057Abstract: The present invention relates to a composition for treating inflammatory diseases comprising germanium telluride nanosheets coated with polyvinylpyrrolidone, and the nanosheets have excellent anti-inflammatory and thus are excellent in treating inflammatory bowel disease and psoriasis.Type: ApplicationFiled: December 28, 2023Publication date: April 25, 2024Inventors: Kyung-Hwa Yoo, Jun Ho Song, Yong-Beom Park, Sun-Mi Lee, Chin Hee Min, Taejun Yoon
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Patent number: 11896609Abstract: The present invention relates to a composition for treating inflammatory diseases comprising germanium telluride nanosheets coated with polyvinylpyrrolidone, and the nanosheets have excellent anti-inflammatory and thus are excellent in treating inflammatory bowel disease and psoriasis.Type: GrantFiled: August 23, 2022Date of Patent: February 13, 2024Assignee: Industry-Academic Cooperation FoundationInventors: Kyung-Hwa Yoo, Jun Ho Song, Yong-Beom Park, Sun-Mi Lee, Chin Hee Mun, Taejun Yoon
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Publication number: 20230080524Abstract: The present invention relates to a composition for treating inflammatory diseases comprising germanium telluride nanosheets coated with polyvinylpyrrolidone, and the nanosheets have excellent anti-inflammatory and thus are excellent in treating inflammatory bowel disease and psoriasis.Type: ApplicationFiled: August 23, 2022Publication date: March 16, 2023Inventors: Kyung-Hwa Yoo, Jun Ho Song, Yong-Beom Park, Sun-Mi Lee, Chin Hee Mun, Taejun Yoon
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Publication number: 20210140963Abstract: An apparatus for inspecting an antibiotic and a method for determining antibiotic sensitivity using the same is provided. The antibiotic susceptibility inspection time which has conventionally taken longer than 24 hours is shortened to about 2 hours or less, the efficacy of the target substance is monitored in real time, the identification of the microorganism, the kind of the antibiotic capable of treating the microorganism, and the minimum dosage thereof are quickly confirmed. Microbial infections requiring prompt diagnosis and treatment can be effectively treated.Type: ApplicationFiled: October 12, 2020Publication date: May 13, 2021Applicants: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY, PROTEOMETECH INC.Inventors: Kyung Hwa YOO, Nal Ae HAN, Bong Jun KIM, Sun Mi LEE, Kook Jin LIM, Jeseung OH
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Patent number: 10041952Abstract: Provided is a composition for detecting a protein, containing a tyrosine oxide-coupled biomaterial. Various diseases may be easily and rapidly diagnosed by easily detecting the composition containing a tyrosine oxide-coupled biomaterial according to the present invention, by identifying a color of the protein bound with a tyrosine oxide-coupled biomaterial prepared by binding tyrosine oxide, which is a natural pigment present in a living body, with the biomaterial. Accordingly, the composition of the present invention may be used to easily and rapidly diagnose various diseases in real time in an operating room, and may usefully replace conventional histological analysis without a secondary antibody reaction and a final operation of color expression.Type: GrantFiled: January 20, 2012Date of Patent: August 7, 2018Assignee: PROTEOMETECH INC.Inventors: Kook Jin Lim, Jin Ik Lim, Bum Joon Kim, Kyung Hwa Yoo, Soo Jung Park
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Publication number: 20180045725Abstract: An apparatus for inspecting an antibiotic and a method for determining antibiotic sensitivity using the same is provided. The antibiotic susceptibility inspection time which has conventionally taken longer than 24 hours is shortened to about 2 hours or less, the efficacy of the target substance is monitored in real time, the identification of the microorganism, the kind of the antibiotic capable of treating the microorganism, and the minimum dosage thereof are quickly confirmed. Microbial infections requiring prompt diagnosis and treatment can be effectively treated.Type: ApplicationFiled: August 14, 2017Publication date: February 15, 2018Applicants: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY, PROTEOMETECH INC.Inventors: Kyung Hwa YOO, Nal Ae HAN, Bong Jun KIM, Sun Mi LEE, Kook Jin LIM, Jeseung OH
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Publication number: 20130302911Abstract: Provided is a composition for detecting a protein, containing a tyrosine oxide-coupled biomaterial. Various diseases may be easily and rapidly diagnosed by easily detecting the composition containing a tyrosine oxide-coupled biomaterial according to the present invention, by identifying a color of the protein bound with a tyrosine oxide-coupled biomaterial prepared by binding tyrosine oxide, which is a natural pigment present in a living body, with the biomaterial. Accordingly, the composition of the present invention may be used to easily and rapidly diagnose various diseases in real time in an operating room, and may usefully replace conventional histological analysis without a secondary antibody reaction and a final operation of color expression.Type: ApplicationFiled: January 20, 2012Publication date: November 14, 2013Applicant: PROTEOME TECH. CO., LTD.Inventors: Kook Jin Lim, Jin Ik Lim, Bum Joon Kim, Kyung Hwa Yoo, Soo Jung Park
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Patent number: 8581222Abstract: The present invention relates to a phase change memory device comprising bismuth-tellurium nanowires. More specifically, the bismuth-tellurium nanowires having PRAM characteristics may be prepared by using a porous nano template without any high temperature process and said nanowires may be used in the phase change memory device by using their phase change characteristics to identify memory characteristics.Type: GrantFiled: January 21, 2011Date of Patent: November 12, 2013Assignee: Industry-Academic Cooperation Foundation, Yonsei UniversityInventors: Kyung Hwa Yoo, Nal Ae Han, Sung In Kim, Jeong Do Yang
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Patent number: 8278642Abstract: Disclosed are a resistive random access memory device (ReRAM) and a method for manufacturing the same. The ReRAM includes a cell array including a metal oxide nanowire formed inside a micropore array of a porous template, a first electrode electrically connected to an upper protrusion of the metal oxide nanowire, the upper protrusion being exposed to an upper portion of the porous template, and located in an upper portion of the cell array, and a second electrode electrically connected to a lower protrusion of the metal oxide nanowire, the lower protrusion being exposed to a lower portion of the porous template, and located in a lower portion of the cell array.Type: GrantFiled: October 10, 2008Date of Patent: October 2, 2012Assignee: Industry-Academic Cooperation Foundation Yonsei UniversityInventors: Kyung-Hwa Yoo, Sung In Kim, Jae Hak Lee, Young Wook Chang
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Patent number: 8257743Abstract: Disclosed herein are multifunctional nanoparticles, comprising: polymer nanoparticles formed by loading a drug into a polymer; a gold thin film deposited on a portion of the surface of the polymer nanoparticles; and an antibody to a substance expressed on the surface of a cell to which the drug is to be delivered, the antibody being conjugated to the gold thin film. Also disclosed is a method for preparing multifunctional nanoparticles, the method comprising the steps of: loading a drug into a polymer to prepare polymer nanoparticles; depositing a portion of the surface of the polymer nanoparticles with a gold thin film; conjugating to the gold thin film an antibody to a substance expressed on the surface of a cell to which the drug is to be delivered; and separating from the resulting nanoparticles those in which a portion of the surface of the polymer nanoparticles is deposited with the gold thin film and conjugated with the antibody.Type: GrantFiled: June 29, 2007Date of Patent: September 4, 2012Assignee: Industry-Academic Cooperation Foundation, Yonsei UniversityInventors: Kyung Hwa Yoo, Jeon Soo Shin, Seungjoo Haam, Hui Yul Park, Jaemoon Yang
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Publication number: 20120150061Abstract: Disclosed herein are a sensor for detecting cancerous tissue, a method of manufacturing the same, and a method of monitoring the presence and status of cancerous tissue in real time. The sensor for detecting cancerous tissue includes a board, one or more pairs of needle electrodes, and an output unit. The needle electrodes are formed on the board, and obtain electrical signals from tissue. The output unit outputs the electrical signals, obtained from the electrodes, to the outside.Type: ApplicationFiled: October 31, 2011Publication date: June 14, 2012Applicant: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Kyung Hwa YOO, Sun Mi LEE, Ri Mi LEE
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Publication number: 20120064513Abstract: The present invention relates to a cell sensor for real-time monitoring of cell capacitance and a monitoring method using the same, and more particularly, to a cell sensor capable of monitoring an endocytosis process of a biomolecule through a cell surface receptor by attaching a cell between electrodes and then measuring in real time the capacitance between the electrodes over time, and a monitoring method using the same. A cell sensor for the real-time monitoring of cell capacitance according to an exemplary embodiment of the present invention includes a substrate; a first electrode and a second electrode that are formed on the substrate and spaced apart by a gap from each other, in which at least one or more cells are introduced to be attached onto the gap; and a passivation layer that is formed on each of the tops of the first electrode and the second electrode to prevent the cells from being attached onto the top of the first electrode and the second electrode.Type: ApplicationFiled: April 7, 2010Publication date: March 15, 2012Applicant: Industry-Acaddemic Cooperation Foundation, Yonsei University, of SeoulInventors: Kyung Hwa Yoo, Chae Ok Yun, Dong Hyun Kim, Ri Mi Lee, Kyu Jung Kim, Pyung Hwan Kim
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Publication number: 20120039116Abstract: The present invention relates to a phase change memory device comprising bismuth-tellurium nanowires. More specifically, the bismuth-tellurium nanowires having PRAM characteristics may be prepared by using a porous nano template without any high temperature process and said nanowires may be used in the phase change memory device by using their phase change characteristics to identify memory characteristics.Type: ApplicationFiled: January 21, 2011Publication date: February 16, 2012Inventors: Kyung Hwa YOO, Nal Ae Han, Sung In Kim, Jeong Do Yang
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Publication number: 20100270528Abstract: Disclosed are a resistive random access memory device (ReRAM) and a method for manufacturing the same. The ReRAM includes a cell array including a metal oxide nanowire formed inside a micropore array of a porous template, a first electrode electrically connected to an upper protrusion of the metal oxide nanowire, the upper protrusion being exposed to an upper portion of the porous template, and located in an upper portion of the cell array, and a second electrode electrically connected to a lower protrusion of the metal oxide nanowire, the lower protrusion being exposed to a lower portion of the porous template, and located in a lower portion of the cell array.Type: ApplicationFiled: October 10, 2008Publication date: October 28, 2010Inventors: Kyung-Hwa Yoo, Sung In Kim, Jae Hak Lee, Young Wook Chang
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Publication number: 20100053624Abstract: A biosensor that can convert biological interactions into electrical and optical signals to sense a material to be analyzed is provided. The biosensor includes a substrate, a source electrode and a drain electrode formed on one surface of the substrate, a carbon nanotube connecting the source and drain electrodes, a metal gate covering the carbon nanotube, a recognition component immobilized on the metal gate, and a passivation layer covering the source and drain electrodes.Type: ApplicationFiled: August 29, 2008Publication date: March 4, 2010Inventors: Kyung-Hwa Yoo, Donghyun Kim, Je Seung Oh, Young Wook Chang, Seung Hwan Yoo
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Publication number: 20100028453Abstract: Disclosed herein are multifunctional nanoparticles, comprising: polymer nanoparticles formed by loading a drug into a polymer; a gold thin film deposited on a portion of the surface of the polymer nanoparticles; and an antibody to a substance expressed on the surface of a cell to which the drug is to be delivered, the antibody being conjugated to the gold thin film. Also disclosed is a method for preparing multifunctional nanoparticles, the method comprising the steps of: loading a drug into a polymer to prepare polymer nanoparticles; depositing a portion of the surface of the polymer nanoparticles with a gold thin film; conjugating to the gold thin film an antibody to a substance expressed on the surface of a cell to which the drug is to be delivered; and separating from the resulting nanoparticles those in which a portion of the surface of the polymer nanoparticles is deposited with the gold thin film and conjugated with the antibody.Type: ApplicationFiled: June 29, 2007Publication date: February 4, 2010Applicant: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Kyung Hwa Yoo, Jeon Soo Shin, Seungjoo Haam, Hui Yul Park, Jaemoon Yang