Patents by Inventor Keun-Young LEE
Keun-Young 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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Patent number: 11981276Abstract: An external material for vehicles may include a non-woven fabric having a honeycomb structure and a wheel guard including the same.Type: GrantFiled: June 11, 2021Date of Patent: May 14, 2024Assignees: Hyundai Motor Company, Kia Corporation, HADO FNC CO., LTD., YONG SAN CO., LTD.Inventors: Seong Je Kim, Keun Young Kim, Ji Wan Kim, Jung Wook Lee, Jong Eun Ha, Young Su Kim, Sang Hoon Lee, Mu Jin Kim
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Patent number: 11969397Abstract: The present invention relates to a composition for preventing or treating transplantation rejection or a transplantation rejection disease, comprising a novel compound and a calcineurin inhibitor. A co-administration of the present invention 1) reduces the activity of pathogenic Th1 cells or Th17 cells, 2) increases the activity of Treg cells, 3) has an inhibitory effect against side effects, such as tissue damage, occurring in the sole administration thereof, 4) inhibits various pathogenic pathways, 5) inhibits the cell death of inflammatory cells, and 6) increases the activity of mitochondria, in an in vivo or in vitro allogenic model, a transplantation rejection disease model, a skin transplantation model, and a liver-transplanted patient, and thus inhibits transplantation rejection along with mitigating side effects possibly occurring in the administration of a conventional immunosuppressant alone.Type: GrantFiled: November 7, 2019Date of Patent: April 30, 2024Assignee: THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Mi-La Cho, Dong-Yun Shin, Jong-Young Choi, Chul-Woo Yang, Sung-Hwan Park, Seon-Yeong Lee, Min-Jung Park, Joo-Yeon Jhun, Se-Young Kim, Hyeon-Beom Seo, Jae-Yoon Ryu, Keun-Hyung Cho
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Publication number: 20240119949Abstract: An encoding/decoding apparatus and method for controlling a channel signal is disclosed, wherein the encoding apparatus may include an encoder to encode an object signal, a channel signal, and rendering information for the channel signal, and a bit stream generator to generate, as a bit stream, the encoded object signal, the encoded channel signal, and the encoded rendering information for the channel signal.Type: ApplicationFiled: November 30, 2023Publication date: April 11, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Jeong Il SEO, Seung Kwon BEACK, Dae Young JANG, Kyeong Ok KANG, Tae Jin PARK, Yong Ju LEE, Keun Woo CHOI, Jin Woong KIM
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Patent number: 11174549Abstract: In a substrate processing method, a cleaning process is performed at a first temperature to remove a portion of a cumulative layer that is deposited within a chamber by deposition processes (step 1). The deposition processes are performed at the first temperature on a plurality of substrates within the chamber respectively (step 2). The step 1 and the step 2 are performed alternately and repeatedly.Type: GrantFiled: May 23, 2019Date of Patent: November 16, 2021Inventors: Sun-Cheul Kim, Kap-Soo Lee, Keun-Young Lee, Hong-Taek Lim, Jeong-Woo Hyun, Dong-Hoon Han
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Patent number: 10938324Abstract: Provided is an electrostatic energy harvester Including a lower electrode; a ferroelectric material layer which is disposed on the lower electrode and formed of a poled ferroelectric material; a friction-charged body which is adapted to be repeatedly contacted with and separated from the ferroelectric material layer and has an electric susceptibility different from an electric susceptibility of the ferroelectric material layer; and an upper electrode provided on the friction-charged body.Type: GrantFiled: September 24, 2019Date of Patent: March 2, 2021Assignee: SAMSUNG ELECTRONICS CO.. LTD.Inventors: Sangwoo Kim, Keun Young Lee, Seongsu Kim, Juhyuck Lee
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Patent number: 10683557Abstract: It provides a method for predicting the risk of an adverse pregnancy or neonatal outcome for a pregnant subject by detecting the elevated level of bacteria from one or more selected bacterial taxa (e.g., genera or species). A kit useful for such a method is also provided. In addition, it provides a method for determining the risk of having advanced cervical dilation and/or premature cervical shortening based on differentially abundant bacterial taxa.Type: GrantFiled: June 23, 2015Date of Patent: June 16, 2020Assignee: The Chinese University of Hong KongInventors: Stephen Siu-Chung Chim, Chee-Yin Cheung, Wan-Chee Cheung, Meng Meng, Tak-Yeung Leung, Keun-Young Lee
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Publication number: 20200141000Abstract: In a substrate processing method, a cleaning process is performed at a first temperature to remove a portion of a cumulative layer that is deposited within a chamber by deposition processes (step 1). The deposition processes are performed at the first temperature on a plurality of substrates within the chamber respectively (step 2). The step 1 and the step 2 are performed alternately and repeatedly.Type: ApplicationFiled: May 23, 2019Publication date: May 7, 2020Inventors: SUN-CHEUL KIM, Kap-Soo LEE, Keun-Young LEE, Hong-Taek LIM, Jeong-Woo HYUN, Dong-Hoon HAN
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Patent number: 10643758Abstract: A volume reduction treatment method able to reduce the volume of the final disposal waste of a spent uranium catalyst. As a result, the disposal cost of the spent uranium catalyst is able to be reduced and the utilization of waste repositories are able to be improved.Type: GrantFiled: April 23, 2018Date of Patent: May 5, 2020Assignee: Korea Atomic Energy Research InstituteInventors: Kwang-Wook Kim, Keun-Young Lee, Byung-Gil Ahn, Dong Yong Chung, Bum Kyoung Seo
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Publication number: 20200109069Abstract: The present invention relates to an apparatus for treating a spent ion exchange resin, the apparatus including: a graphite reactor for receiving a spent ion exchange resin including a radionuclide-containing ion exchange group therein; a graphite heater for heating the spent ion exchange resin; an inert gas injection tube for injecting an inert gas into the graphite reactor for drying and carbonizing the spent ion exchange resin; and a halogenation gas injection tube for injecting a halogen-containing gas or a halogenation compound gas into the graphite reactor for halogenation of a compound derived from the radionuclide-containing ion exchange group, and to a method for treating a spent ion exchange resin, the method including steps of (A) drying a spent ion exchange resin including a radionuclide-containing ion exchange group; (B) producing a compound derived from the radionuclide-containing ion exchange group by separating the radionuclide-containing ion exchange group from the dried spent ion exchange resType: ApplicationFiled: August 26, 2019Publication date: April 9, 2020Applicant: Korea Atomic Energy Research InstituteInventors: Hee Chul Yang, Hyung Ju Kim, Hee Chul Eun, Keun Young Lee, Bum Kyoung Seo
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Publication number: 20200036300Abstract: Provided is an electrostatic energy harvester Including a lower electrode; a ferroelectric material layer which is disposed on the lower electrode and formed of a poled ferroelectric material; a friction-charged body which is adapted to be repeatedly contacted with and separated from the ferroelectric material layer and has an electric susceptibility different from an electric susceptibility of the ferroelectric material layer; and an upper electrode provided on the friction-charged body.Type: ApplicationFiled: September 24, 2019Publication date: January 30, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sangwoo Kim, Keun Young Lee, Seongsu Kim, Juhyuck Lee
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Patent number: 10468996Abstract: The present disclosure enables materials of a triboelectric charging member to exhibit a characteristic of increased surface charge density, thereby improving output of a triboelectric generating device. Accordingly, the present disclosure provides a triboelectric generating device showing improved output without increasing a size of the triboelectric generating device or without increasing amounts of materials required for the triboelectric generating device.Type: GrantFiled: November 27, 2015Date of Patent: November 5, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young-jun Park, Sang-woo Kim, Yun-kwon Park, Wan chul Seung, Hong-joon Yoon, Keun young Lee, Jeong hwan Lee, Ju-hyuck Lee
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Patent number: 10461666Abstract: Provided is an electrostatic energy harvester Including a lower electrode; a ferroelectric material layer which is disposed on the lower electrode and formed of a poled ferroelectric material; a friction-charged body which is adapted to be repeatedly contacted with and separated from the ferroelectric material layer and has an electric susceptibility different from an electric susceptibility of the ferroelectric material layer; and an upper electrode provided on the friction-charged body.Type: GrantFiled: January 9, 2015Date of Patent: October 29, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sangwoo Kim, Keun Young Lee, Seongsu Kim, Juhyuck Lee
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Patent number: 10432111Abstract: Provided is a self-repairing energy generating element using a shape memory polymer, including a first electrode; a shape memory friction layer made of the shape memory polymer on the first electrode and having a microbump pattern formed on a surface thereof; a second electrode disposed apart from the shape memory friction layer; and an opposing layer formed on the second electrode and configured to face the shape memory friction layer.Type: GrantFiled: September 23, 2015Date of Patent: October 1, 2019Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Sang-Woo Kim, Jeong Hwan Lee, Hey Jung Park, Keun Young Lee, Sang Hyun Kim
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Patent number: 10236794Abstract: A hybrid power generating device can include: a first substrate; a lower electrode layer disposed on the first substrate; a piezoelectric layer disposed on the lower electrode layer, and formed of a complex in which an inorganic piezoelectric material and an organic polymer matrix are mixed; a spacer disposed on the piezoelectric layer; an upper electrode layer disposed on the spacer and configured to rub against the piezoelectric layer so as to be charged along with the piezoelectric layer; and a second substrate disposed on the upper electrode layer.Type: GrantFiled: January 8, 2015Date of Patent: March 19, 2019Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Sangwoo Kim, Keun Young Lee, Ju-hyuck Lee, Suhyun Yoon
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Publication number: 20190019590Abstract: The present invention relates to a volume reduction treatment method of a spent uranium catalyst. According to the volume reduction treatment method of a spent uranium catalyst of the present invention, the disposal cost of the spent uranium catalyst can be reduced and the utilization of the repository can be improved since the method can significantly reduce the volume of the final disposal waste of the spent uranium catalyst.Type: ApplicationFiled: April 23, 2018Publication date: January 17, 2019Applicant: Korea Atomic Energy Research InstituteInventors: Kwang-Wook KIM, Keun-Young LEE, Byung-Gil AHN, Dong Yong CHUNG, Bum Kyoung SEO
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Patent number: 10063182Abstract: Provided is a hybrid power generating device. The hybrid power generating device includes a solar cell configured to generate an electric energy using sunlight; an electrostatic generating device configured to generate an electric energy using static electricity; and a rectifier configured to electrically connect the electric energy generated by the solar cell to the electric energy generated by the electrostatic generating device.Type: GrantFiled: January 6, 2015Date of Patent: August 28, 2018Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Sangwoo Kim, Gyu-cheol Yoon, Keun Young Lee, Kyung Sik Shin, Seongsu Kim
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Patent number: 10050562Abstract: Provided are a triboelectric energy generator using a control of a dipole polarization direction and a method of fabricating the same. The present invention controls a direction of a charging property generated by friction through a control of a dipole polarization using a ferroelectric or piezoelectric property of a material, and by using this control, the present invention is related to a triboelectric energy generator in a disk type in which a frictional charging material is slidable on a thin film only using control of a dipole polarization without need of an additional patterning process and output power is improved.Type: GrantFiled: November 25, 2015Date of Patent: August 14, 2018Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Sang Woo Kim, Wan Chul Seung, Ju-Hyuck Lee, Keun Young Lee, Sang Hyun Kim, Hong Joon Yoon
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Patent number: 10000097Abstract: An electrostatic energy generator may include one or more first tire cord fabrics each including a conductive material which is a wire-shaped electrode and a non-conductive material, the non-conductive material configured to surround an outer peripheral surface of the conductive material, and one or more second tire cord fabrics each including a conductive material which is a wire-shaped electrode, and a material configured to surround an outer peripheral surface of the conductive material that is different from the non-conductive material of the first tire cord fabric, wherein the first tire cord fabric and the second tire cord fabric are arranged in a longitudinal direction so as to be in contact with each other and form a bundle, such that frictional electricity is generated due to a friction between the first tire cord fabric and the second tire cord fabric.Type: GrantFiled: August 19, 2015Date of Patent: June 19, 2018Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Sang Woo Kim, Wanchul Seung, Ju-Hyuck Lee, Keun Young Lee, Sung Soo Kwak, Tae Yun Kim
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Patent number: 10003281Abstract: A two-dimensionally structured material is transferred onto a ferroelectric or piezoelectric material layer, a property of the two-dimensionally structured material is controlled by poling performed on the ferroelectric or piezoelectric material to generate electric power generated by friction between the two-dimensionally structured material and a frictional charged material, and the electrostatic energy harvester has improved transparency and mechanical properties using the two-dimensionally structured material.Type: GrantFiled: October 14, 2015Date of Patent: June 19, 2018Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Sang Woo Kim, Seong Su Kim, Keun Young Lee, Han Joon Ryu, Tae Yun Kim
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Patent number: 9929678Abstract: An electrostatic energy-harvesting device is provided. The electrostatic energy-harvesting device with a 3-dimensional cone shape includes a first structure including a first substrate having a cone shape with an opened lower surface and a hollow inside, and a first rubbing electrified body disposed on an outer surface of the first substrate; a second structure including a second substrate having the same shape as the first substrate and a second rubbing electrified body which includes a material having opposite electrification characteristics to the first rubbing electrified body and disposed on an inner surface of the second substrate; and leader lines connected to each of the first rubbing electrified body and the second rubbing electrified body.Type: GrantFiled: January 8, 2015Date of Patent: March 27, 2018Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Sang Woo Kim, Keun Young Lee, Seong Su Kim