Patents by Inventor Ju-Yong Lee
Ju-Yong 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: 20240108632Abstract: Ophthalmic therapeutic agents having as pharmaceutically active ingredient a poorly water soluble drug of formula 1 are described. Specifically, an ophthalmic formulation containing an inclusion complex of a poorly soluble drug of formula 1 enclosed in cyclodextrin or a cyclodextrin derivative in an aqueous solution of pH 10 or higher is administered to a patient in need of optic nerve protection.Type: ApplicationFiled: April 28, 2023Publication date: April 4, 2024Applicants: PINOTBIO, INC., AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Young-joon Park, Sang-won Jeon, Ju-yeong Kim, Jin-soo Lee, Hyun-yong Cho
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Publication number: 20240088239Abstract: A semiconductor device includes a substrate. A first channel pattern is disposed on the substrate. The first channel pattern includes a first side and a second side opposite to each other in a first direction. A first gate electrode is disposed on the first side of the first channel pattern. A first source/drain electrode is disposed on the first side of the first channel pattern. A second source/drain electrode is disposed on the second side of the first channel pattern. The first gate electrode overlaps the second source/drain electrode in the first direction.Type: ApplicationFiled: May 19, 2023Publication date: March 14, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-Yong PARK, Jin-Hong Park, Ju-Hee Lee
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Patent number: 11924399Abstract: A stereoscopic display device including a barrier panel is provided. When a viewing distance of a viewer is out of the proper range, the stereoscopic display device may shift the blocking regions and the transmitting regions of the barrier panel. The stereoscopic display device may maintain the ratio of channels located within a barrier blocking region and a barrier transmitting region of the barrier panel by using the channels disposed within trigger regions of the barrier panel. Thus, the stereoscopic display device may provide a stereoscopic image of good quality to the viewer located at a region being out of the proper range.Type: GrantFiled: April 3, 2020Date of Patent: March 5, 2024Assignee: LG Display Co., Ltd.Inventors: You-Yong Jin, Hoon Kang, Byung-Joo Lee, Bu-Yeol Lee, Wook Jeon, Hee-Jin Im, Yong-Ku Lee, Ju-Hoon Jang, Dong-Yeon Kim, Woon-Chan Moon
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Publication number: 20240071733Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a housing having a treating space for treating a substrate; a support unit positioned at the treating space; and a plasma source for generating a plasma by exciting a gas supplied to the treating space, and wherein the support unit includes: a first plate at which the substrate is positioned at a top side; a second plate which is positioned at a bottom side of the first plate; and an adhesive layer for adhering the first plate and the second plate to each other, and wherein a top surface of the second plate is divided into a central region including a center of the top surface and an edge region surrounding the central region, and a height of the adhesive layer filled between a bottom surface of the first plate and the top surface of the second plate is substantially different at the central region and at the edge region.Type: ApplicationFiled: February 10, 2023Publication date: February 29, 2024Applicant: SEMES CO., LTD.Inventors: Su Hyung LEE, Ju Yong JANG, Hiroaki HORI
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Publication number: 20240047720Abstract: Disclosed is a fuel cell system including a fuel cell stack, an enclosure surrounding the fuel cell stack, an air supply line connected to the fuel cell stack and configured to supply air to the fuel cell stack, an air compressor disposed in the air supply line and configured to compress and supply air, a cooler disposed in the air supply line, positioned at a downstream side of the air compressor, and configured to cool the air having passed through the air compressor, a bypass line having one end disposed between the air compressor and the cooler and connected to the air supply line, the other end connected to a separation space between the fuel cell stack and the enclosure, and a circulation line having one end connected to the separation space, the other end disposed at a downstream side of the cooler and connected to the air supply line.Type: ApplicationFiled: December 13, 2022Publication date: February 8, 2024Inventors: Ju Yong Lee, Sang Mi Choi, Kyoung Ku Ha, Yeon Su Nam
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Publication number: 20240010788Abstract: Provided is a block copolymer of Formula 1: wherein in Formula 1: R1 and R2 are each independently hydrogen, N, O, S, or substituted or unsubstituted C1-20 alkyl: X1 and X2 are each independently a direct bond, —COO—, —NR?CO—, —(NR?)(COO)—, —R?NCONR?—, or —OCOO—, wherein the R's are each independently hydrogen or C1-20 alkyl; L is a direct bond, substituted or unsubstituted C1-10 alkylene, substituted or unsubstituted C6-60 arylene, or substituted or unsubstituted C2-60 heteroarylene containing one or more heteroatoms selected from the group consisting of N, O, and S; and n and m are each independently an integer of 1 to 10,000. The block copolymer has excellent mechanical properties along with environmental friendliness and biodegradability.Type: ApplicationFiled: August 26, 2022Publication date: January 11, 2024Inventors: Hokeun LEE, Donggyun KANG, Eungwon KIM, Chul Woong KIM, Sai Bom PARK, Yeonju LEE, Jung Hyun JO, Jung Yun CHOI, Song Yi BAEK, Ju Yong LEE
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Patent number: 11835150Abstract: An air control valve for a fuel cell vehicle includes: a valve housing formed with air flow paths; valve members configured to selectively open or close the air flow paths; and a drive unit configured to rectilinearly operate the valve members so that the valve members rectilinearly move from a first position at which the air flow paths are closed to a second position at which the air flow paths are opened, such that it is possible to obtain an advantageous effect of improving sealing performance and improving stability and reliability.Type: GrantFiled: May 26, 2021Date of Patent: December 5, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Sang Woo Kim, Ju Yong Lee, Byeong Seung Lee
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Publication number: 20230327150Abstract: Disclosed is an air supply device including an intake module configured to introduce air from the outside, a compression module configured to receive the air discharged from the intake module and compress the air, a cooling module configured to cool the air compressed by and discharged from the compression module, and a control module configured to control an operation of the compression module, in which a part of the air in the intake module cools the control module by exchanging heat with the control module.Type: ApplicationFiled: August 17, 2022Publication date: October 12, 2023Inventors: Jong Myeong Kim, Ju Yong Lee
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Publication number: 20230293884Abstract: Provided are a paste for simply and easily producing biodegradable electroceuticals capable of integrating electronic circuits to implement light, thin, short, and small characteristics and of being decomposed in the human body after a certain period of time so as not to require additional surgery, a biodegradable electronic device formed using the paste, and a method of producing the same. According to an embodiment of the present invention, the paste includes a functional inorganic powder providing conductive, semiconductive, dielectric, or insulating properties, a humectant, a matrix polymer, and an organic solvent.Type: ApplicationFiled: December 11, 2020Publication date: September 21, 2023Inventors: Seung Kyun KANG, Ju Yong LEE
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Publication number: 20230299616Abstract: A wireless power transmission device can include a plurality of transmission coil units, in which each of the plurality of transmission coil units includes a plurality of antenna coils arranged on different three-dimensional planes, and the plurality of antenna coils are configured to generate a magnetic field passing through at least one or more of the different three-dimensional planes to transfer transmission power to a wireless power reception device.Type: ApplicationFiled: August 10, 2020Publication date: September 21, 2023Applicants: LG ELECTRONICS INC., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jungkeun PARK, Gu Ho JUNG, Chung Hee LEE, Ju Yong LEE, Dong Ho CHO, Dang-Oh KIM
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Patent number: 11641021Abstract: A humidifier for a fuel cell includes: a housing that includes a moist air supply port through which moist air is supplied, a moist air discharge port through which the moist air is discharged, and an inflow gas supply port through which inflow gas is supplied; a humidification unit provided in the housing to humidify the inflow gas by using the moist air; and a humidification amount adjusting unit to selectively adjust an amount of humidification of the inflow gas by the humidification unit based on a flow rate of the moist air supplied to the moist air supply port, thereby obtaining an advantageous effect of accurately adjusting the amount of humidification based on an operating condition of a fuel cell stack.Type: GrantFiled: October 21, 2020Date of Patent: May 2, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Ju Yong Lee, Hyun Yoo Kim
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Publication number: 20230099737Abstract: An air cooler includes: a cooler main body having a first zone and a second zone partitioned off from the first zone; cooling flow paths configured to cool the air and disposed in the first zone so that the air introduced into the cooler main body passes therethrough; bypass flow paths configured to allow the air to bypass the cooling flow paths and disposed in the second zone so that the air introduced into the cooler main body passes therethrough; and an opening/closing unit configured to selectively open or close the cooling flow paths, thereby obtaining an advantageous effect of simplifying a structure thereof and optimizing water balance of a fuel cell stack.Type: ApplicationFiled: June 6, 2022Publication date: March 30, 2023Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ju Yong Lee, Sang Woo Kim, Yeon Su Nam, Min Jae Kim, Ho Kyo Jung
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Publication number: 20230024605Abstract: An air control valve apparatus for a fuel cell, which controls air that flows into or out of a fuel cell stack, includes a valve housing having an air flow path fluidically-communicating with the fuel cell stack; a valve member configured to selectively open or close the air flow path; a trapping portion provided in the valve housing, disposed adjacent to an internal surface of the valve member, and configured to trap foreign substances discharged from the fuel cell stack; and a siphon guide tube connected between the trapping portion and the outside of the valve member and configured to selectively discharge the foreign substances trapped by the trapping portion to the outside of the valve member, improving stability and reliability.Type: ApplicationFiled: June 10, 2022Publication date: January 26, 2023Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation SeoulInventors: Sang Woo KIM, Ju Yong LEE, Byeong seung LEE
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Publication number: 20220166038Abstract: A humidifier for a fuel cell includes: a housing; a first space provided in the housing; a moist air supply port connected to the housing so as to communicate with the first space and configured to supply moist air discharged from a fuel cell stack; a humidification unit provided in the first space; a second space disposed separately from the first space and provided in the housing so as to communicate with the humidification unit; and an inflow gas discharge port connected to the housing so as to communicate with the second space and configured to discharge inflow gas that has passed through the humidification unit, which can simplify a structure of the humidifier and improve spatial utilization and a degree of design freedom.Type: ApplicationFiled: March 17, 2021Publication date: May 26, 2022Inventors: Ju Yong Lee, Won Sub Han, Hyun Yoo Kim
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Publication number: 20220128168Abstract: An air control valve for a fuel cell vehicle includes: a valve housing formed with air flow paths; valve members configured to selectively open or close the air flow paths; and a drive unit configured to rectilinearly operate the valve members so that the valve members rectilinearly move from a first position at which the air flow paths are closed to a second position at which the air flow paths are opened, such that it is possible to obtain an advantageous effect of improving sealing performance and improving stability and reliability.Type: ApplicationFiled: May 26, 2021Publication date: April 28, 2022Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Sang Woo KIM, Ju Yong LEE, Byeong Seung LEE
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Publication number: 20220029180Abstract: A humidifier for a fuel cell includes: a housing that includes a moist air supply port through which moist air is supplied, a moist air discharge port through which the moist air is discharged, and an inflow gas supply port through which inflow gas is supplied; a humidification unit provided in the housing to humidify the inflow gas by using the moist air; and a humidification amount adjusting unit to selectively adjust an amount of humidification of the inflow gas by the humidification unit based on a flow rate of the moist air supplied to the moist air supply port, thereby obtaining an advantageous effect of accurately adjusting the amount of humidification based on an operating condition of a fuel cell stack.Type: ApplicationFiled: October 21, 2020Publication date: January 27, 2022Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Ju Yong LEE, Hyun Yoo KIM
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Patent number: 11196100Abstract: An apparatus for automatically collecting gas generated in a secondary battery which is being developed as an energy source for vehicle battery cells, mobile devices, power tools, etc., and automatically injecting the gas into an analysis apparatus so that the gas can be analyzed. The automated apparatus includes a plurality of battery holders in which a plurality of secondary batteries are capable of being mounted, respectively, a battery holder tray in which the plurality of battery holders are placed, a collecting unit which moves in the direction perpendicular to the surface of a secondary battery to be analyzed among the plurality of secondary batteries; and a punching unit which moves in the direction perpendicular to the surface of the secondary battery to punch the surface of the secondary battery The battery holder tray is capable of rotating such that the surface of the secondary battery can face the collecting unit.Type: GrantFiled: July 3, 2019Date of Patent: December 7, 2021Inventors: Sungwon Hong, Jeong Ae Ahn, Ju Yong Lee, Kyungmee Lee, Junghyun Song, Nak Hee Choi
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Patent number: 11177990Abstract: Provided are an orbital angular momentum (OAM)-based transmitter, receiver, and communication method employing a radial concentric uniform circular array (UCA). The OAM-based communication method includes transmitting, by a transmitter, OAM multimode signals through a UCA-based transmitting antenna and receiving, by a receiver, the OAM multimode signals through a radial concentric UCA structure antenna including a plurality of UCA antennas. The plurality of UCA antennas each have the same number of antenna elements, and antenna elements having the same sequence number in the plurality of UCA antennas are on the same radial line in the radial concentric UCA structure antenna.Type: GrantFiled: August 4, 2020Date of Patent: November 16, 2021Assignee: Korea Advanced Institute of Science and TechnologyInventors: Gye Tae Gil, Ju Yong Lee, Dong Ho Cho
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Publication number: 20200303786Abstract: An apparatus for automatically collecting gas generated in a secondary battery which is being developed as an energy source for vehicle battery cells, mobile devices, power tools, etc., and automatically injecting the gas into an analysis apparatus so that the gas can be analyzed. The automated apparatus includes a plurality of battery holders in which a plurality of secondary batteries are capable of being mounted, respectively, a battery holder tray in which the plurality of battery holders are placed, a collecting unit which moves in the direction perpendicular to the surface of a secondary battery to be analyzed among the plurality of secondary batteries; and a punching unit which moves in the direction perpendicular to the surface of the secondary battery to punch the surface of the secondary battery The battery holder tray is capable of rotating such that the surface of the secondary battery can face the collecting unit.Type: ApplicationFiled: July 3, 2019Publication date: September 24, 2020Applicant: LG Chem, Ltd.Inventors: Sungwon Hong, Jeong Ae Ahn, Ju Yong Lee, Kyungmee Lee, Junghyun Song, Nak Hee Choi
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Patent number: 10399026Abstract: An air filter for automobiles includes, a main filter and a prefilter, wherein the prefilter comprises a nonwoven synthetic fiber having an average density of 0.01 to 0.5 g/cm3 and a moisture absorbent is adsorbed to the prefilter.Type: GrantFiled: September 20, 2016Date of Patent: September 3, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Yong Gyo Seo, Ju Yong Lee, Seong Youn Kwak