Patents Assigned to POSTECH Academy-Industry Foundation
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Patent number: 12215172Abstract: Disclosed are a bio-responsive adhesive antibody delivery platform for immunotherapy, use thereof, and a preparation method thereof. The bio-responsive adhesive antibody delivery platform for immunotherapy according to the present disclosure may enhance a retention time of the antibody at a target site via adhesiveness of the delivery platform and may selectively release the antibody in response to specific enzymes to efficiently deliver the antibody.Type: GrantFiled: October 7, 2020Date of Patent: February 4, 2025Assignee: POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Kye Il Joo, Hyung Joon Cha, Yeon Su Jeong
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Publication number: 20250034008Abstract: The present disclosure discloses an electrokinetic-based apparatus for filtering charged particles. The apparatus includes a main channel through which a fluid containing charged particles is injected and flows, a first electrode disposed to allow the flow of fluid inside the main channel, and an ion exchange membrane disposed downstream of the first electrode and having a plurality of pores through which the fluid from which the charged particles have been filtered is discharged.Type: ApplicationFiled: September 5, 2023Publication date: January 30, 2025Applicants: Postech Academy-Industry Foundation, SNTEL Co., LTDInventors: Geun bae Lim, Min Soo LEE, Woon Jae CHOI
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Patent number: 12206437Abstract: The present disclosure relates to a time-division multiplexing (TDM)-based multi-channel electrocardiogram measurement apparatus and method, which remove the influence of power line interference in a way to implement multiple channels by using a TDM method, remove an electrode DC offset (EDO) through a pre-charged capacitor, and periodically take a current out or supply a current. The TDM-based multi-channel electrocardiogram measurement apparatus and method robust against power line interference according to the present disclosure have advantages in that it can measure electrocardiogram by using multiple channels with low power and high integration based on TDM, can perform contactless measurement because an EDO is efficiently eliminated and high impedance is satisfied, and has a characteristic robust against power line interference.Type: GrantFiled: November 16, 2022Date of Patent: January 21, 2025Assignee: POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Jae Yoon Sim, Kyu Jin Choi
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Patent number: 12194415Abstract: Proposed are an aqueous two-phase system nanofilter capable of effectively separating particles having different sizes within a short time, and a separation method using same. The aqueous two-phase system nanofilter can separate mixed nanoparticles having a size difference of approximately 10 nm, through the designing of a composition constituting each composition. The separated nanoparticles can be applied across industries such as electronics, photoelectronics and magnetic fields, biomedical, medical and cosmetic fields, energy, catalysts, and structures.Type: GrantFiled: May 11, 2021Date of Patent: January 14, 2025Assignees: POSTECH ACADEMY-INDUSTRY FOUNDATION, EXOSOMEPLUS INC.Inventors: Jae Sung Park, Hyun Woo Shin, Hwa Pyeong Jeong, Si Woo Cho
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Patent number: 12161662Abstract: The present invention relates to a yeast-derived polysaccharide inducing Treg cells and a use thereof and, more particularly, to a polysaccharide comprising mannan and ?-glucan, an composition for immunomodulation comprising the polysaccharide as an active ingredient, a pharmaceutical composition or food comprising the polysaccharide as an active ingredient for prevention or treatment of immune disease or inflammatory disease, a method for preparation of regulatory T cells by using the polysaccharide, a cell therapeutic agent comprising the regulatory T cells prepared by the preparation method as an active ingredient, and a treatment method using same.Type: GrantFiled: July 29, 2019Date of Patent: December 10, 2024Assignees: INSTITUTE FOR BASIC SCIENCE, POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Sin-Hyeog Im, Verma Ravi, Changhon Lee
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Publication number: 20240401166Abstract: One aspect of the present invention relates to an ultrahigh-strength steel sheet having an excellent yield ratio, comprising, by wt %, 0.3-0.5% of C, 2.0% (excluding 0%) of Si, 3.0-6.5% of Mn, 0.02% or less of P, 0.01% or less of S, 0.01-3.0% of Al, 0.02% or less (excluding 0%) of N, and the balance of Fe and other inevitable impurities, and a microstructure comprises 5-30% of remaining austenite by area fraction and comprises 5% or less of secondary martensite.Type: ApplicationFiled: August 9, 2024Publication date: December 5, 2024Applicants: POSCO CO., LTD, POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Sea-Woong LEE, Bruno C. DE COOMAN, Kyoo-Young LEE, Eun-Jung SEO, Seon-Jong LEE, Joo-Hyun RYU, Won-Hwi LEE
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Patent number: 12123066Abstract: One aspect of the present invention relates to an ultrahigh-strength steel sheet having an excellent yield ratio, comprising, by wt %, 0.3-0.5% of C, 2.0% (excluding 0%) of Si, 3.0-6.5% of Mn, 0.02% or less of P, 0.01% or less of S, 0.01-3.0% of Al, 0.02% or less (excluding 0%) of N, and the balance of Fe and other inevitable impurities, and a microstructure comprises 5-30% of remaining austenite by area fraction and comprises 5% or less of secondary martensite.Type: GrantFiled: November 7, 2017Date of Patent: October 22, 2024Assignees: POSCO CO. LTD, POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Sea-Woong Lee, Bruno C. De Cooman, Kyoo-Young Lee, Eun-Jung Seo, Seon-Jong Lee, Joo-Hyun Ryu, Won-Hwi Lee
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Patent number: 12121618Abstract: A transdermal drug delivery patch includes a flexible base layer, and a plurality of microneedles disposed at one surface of the base layer and including a biodegradable polymer and a drug. Each of a plurality of microneedles is formed as a star-shaped pyramid including a plurality of protrusions extending in a radial direction, and a concave shape is formed between two protrusions adjacent along a circumferential direction among a plurality of protrusions.Type: GrantFiled: May 18, 2018Date of Patent: October 22, 2024Assignees: Postech Academy-Industry Foundation, Shilla Industrial Co., Ltd.Inventors: Geunbae Lim, Jungho Lee, Byoungsun Choi, Hyeonsu Woo
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Patent number: 12080888Abstract: Discussed is a sulfur-carbon composite, a method for preparing the same, and a positive electrode for a lithium secondary battery and a lithium secondary battery including the same.Type: GrantFiled: September 2, 2019Date of Patent: September 3, 2024Assignees: LG ENERGY SOLUTION, LTD., POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Dongwook Lee, Jinwoo Lee, Wongwang Lim, Kwonnam Sohn, Doo Kyung Yang, Jia Lee
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Patent number: 12036378Abstract: A transdermal drug delivery patch according to an exemplary embodiment of the present invention includes: a flexible base layer; and a plurality of microneedle disposed at one surface of the base layer. Each of the plurality of microneedles includes a biodegradable polymer and a drug and has an empty space inside. Each of the plurality of microneedles is formed as a star-shaped pyramid including a plurality of protrusions extending in a radial direction, and a part between two protrusions adjacent along the circumferential direction among the plurality of protrusions is concave.Type: GrantFiled: May 18, 2018Date of Patent: July 16, 2024Assignees: POSTECH ACADEMY-INDUSTRY FOUNDATION, SHILLA INDUSTRIAL CO., LTD.Inventors: Geunbae Lim, Jungho Lee, Byoungsun Choi, Hyeonsu Woo
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Patent number: 12015151Abstract: A composite positive active material represented by Formula 1, LiaNibCOcMndMeO2??Formula 1 wherein, in Formula 1, M is zirconium (Zr), aluminum (Al), rhenium (Re), vanadium (V), chromium (Cr), iron (Fe), gallium (Ga), silicon (Si), boron (B), ruthenium (Ru), titanium (Ti), niobium (Nb), molybdenum (Mo), magnesium (Mg), or platinum (Pt), 1.1?a?1.3, b+c+d+e?1, 0?b?0.3, 0?c?0.3, 0<d?0.6, and 0?e?0.1, wherein, through atomic interdiffusion of lithium and the metal, the composite positive active material has a uniform distribution of lithium excess regions and a uniform degree of disorder of metal cations, and the metal cations have a disordered, irregular arrangement at an atomic scale. Also a method of preparing the composite positive active material, a positive electrode including the composite positive active material, and a lithium battery including the positive electrode.Type: GrantFiled: May 19, 2022Date of Patent: June 18, 2024Assignees: SAMSUNG ELECTRONICS CO., LTD., POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Donghee Yeon, Byoungwoo Kang, Junghwa Lee, Byungjin Choi, Sukgi Hong, Jinsu Ha
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Patent number: 11981780Abstract: The present invention relates to a polymeric gel comprising crosslink points, which are dissociated in response to nitrogen monoxide, and to a method for preparing a hydrogel, the method comprising the steps of: a) polymerizing a mixture of monomers comprising a monofunctional hydrophilic monomer and a monomer comprising a plurality of functional groups comprising an o-phenylenediamine residue; and b) separating a hydrogel formed by the polymerization.Type: GrantFiled: April 18, 2018Date of Patent: May 14, 2024Assignees: INSTITUTE FOR BASIC SCIENCE, POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Won Jong Kim, Junghong Park
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Publication number: 20240120938Abstract: The present disclosure relates to a time-division multiplexing (TDM)-based multi-channel electrocardiogram measurement apparatus and method, which remove the influence of power line interference in a way to implement multiple channels by using a TDM method, remove an electrode DC offset (EDO) through a pre-charged capacitor, and periodically take a current out or supply a current. The TDM-based multi-channel electrocardiogram measurement apparatus and method robust against power line interference according to the present disclosure have advantages in that it can measure electrocardiogram by using multiple channels with low power and high integration based on TDM, can perform contactless measurement because an EDO is efficiently eliminated and high impedance is satisfied, and has a characteristic robust against power line interference.Type: ApplicationFiled: November 16, 2022Publication date: April 11, 2024Applicant: POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Jae Yoon SIM, Kyu Jin CHOI
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Patent number: 11905445Abstract: According to the present invention, an organic light-emitting composite and a method of manufacturing the organic light-emitting composite are provided. According to exemplary embodiments, an organic light-emitting composite includes a polymer matrix; a first light-emitting material provided in the polymer matrix; and a second light-emitting material provided in the polymer matrix and obtained by oxidizing the first light-emitting material, wherein the second light-emitting material may have the same molecular weight as that of the first light emitting-material.Type: GrantFiled: January 22, 2019Date of Patent: February 20, 2024Assignees: POSTECH ACADEMY-INDUSTRY FOUNDATION, INSTITUTE FOR BASIC SCIENCEInventors: Hee Cheul Choi, Jin Young Koo, Minkyung Lee
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Patent number: 11908999Abstract: An electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the electrolyte, the electrolyte including a non-aqueous organic solvent; a lithium salt; and an additive, wherein the additive includes a compound represented by Chemical Formula 1: in Chemical Formula 1, R1 is a cyano group, a substituted or unsubstituted C2 to C10 alkenyl group, or a substituted or unsubstituted C2 to C10 alkynyl group.Type: GrantFiled: October 27, 2020Date of Patent: February 20, 2024Assignees: SAMSUNG SDI CO., LTD., POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Myunghwan Jeong, Younghye Kang, Haneol Kang, Dongyoung Kim, Soojin Kim, Aeran Kim, Hoon Kim, Suyeol Ryu, Moon Jeong Park, Jeongmin Shin, Junyong Lee, Tae Jin Lee, Jin-Hyeok Lim, Wonseok Cho, Hyunbong Choi, Jungmin Han
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Patent number: 11894603Abstract: An electronic device is disclosed. The electronic device comprises: a first plate including a first planar region facing a first direction; a second plate comprising a second planar region facing a second direction opposite to the first direction; a housing including a side member surrounding an inner space between the first plate and the second plate; a display disposed between the first plate and the second plate and viewed through the first plate; and an antenna module disposed between the display and the second plate and configured to emit electromagnetic waves to the outside of the housing. The antenna module comprises: an antenna substrate including a first surface facing the first plate, a second surface facing the second plate, and a third surface facing the inner surface of the side member; and a wireless communication circuit disposed on the first surface of the antenna substrate.Type: GrantFiled: December 31, 2019Date of Patent: February 6, 2024Assignees: Samsung Electronics Co., Ltd., POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Yeonwoo Kim, Wonbin Hong, Wonpyo Kwon, Sehyun Park, Sumin Yun
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Patent number: 11881554Abstract: A polymer electrolyte is provided, which includes a polymer including an ethylene oxide unit; and a lithium salt, wherein the terminal of the polymer is substituted with one to four functional groups selected from the group consisting of a nitrogen compound functional group and phosphorus compound functional group, and the terminal of the polymer and the one to four functional groups are linked by one selected from the group consisting of a C2 to C20 alkylene linker, a C2 to C20 ether linker, and a C2 to C20 amine linker. A method for preparing the same is also provided.Type: GrantFiled: July 24, 2019Date of Patent: January 23, 2024Assignees: LG ENERGY SOLUTION, LTD., POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Daeil Kim, Moon Jeong Park, Jonghyun Chae, Ha Young Jung, Suhwan Kim, Sung Chul Lim, Jihoon Ahn
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Publication number: 20240016390Abstract: A photoacoustic detector system combined with transparent ultrasonic sensors may include: a light source from which an optical oscillation device generates light for generating a photoacoustic phenomenon; a light transmission system which transmits the generated light to a probe side; a probe which accommodates an optical system and the transparent ultrasonic sensor therein; the optical system which adjusts the size, focus, path, and other parameters of the generated light; the transparent ultrasonic sensor which detects an ultrasonic wave generated in an observation area in response to light irradiated to the observation area according to a photoacoustic effect, and is made of a light-transmitting material to transmit the generated light; a data collection device which collects photoacoustic data including the ultrasonic wave detected by the transparent ultrasonic sensor; and a data detection device which analyzes the photoacoustic data and determines whether a specific material is detected in the observatioType: ApplicationFiled: April 14, 2023Publication date: January 18, 2024Applicant: POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Chulhong KIM, Jeongwoo PARK, Hyung Ham KIM, Byullee PARK, Moongyu HAN
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Publication number: 20230398184Abstract: The present disclosure relates to methods of promoting the mobilization of HSCs to the peripheral blood with an IL-7 protein. In some aspects, the method further comprises administering an additional agent, such as G-CSF and/or AMD3100. In some aspects, the methods disclosed herein are useful in treating a disease or disorder associated with an abnormality of a hematopoietic process.Type: ApplicationFiled: October 25, 2021Publication date: December 14, 2023Applicants: NeoImmuneTech, Inc., GENEXINE, INC., POSTECH Academy-Industry FoundationInventors: Donghoon CHOI, Young Chul SUNG, Seung-Woo LEE, Sora KIM, Young-Min KIM
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Publication number: 20230400308Abstract: The present disclosure relates to a method for searching for the shortest path having a minimum link between buildings in a rectilinear polygon obstacle environment, which has been implemented to calculate the shortest path having a minimum link, among the shortest paths based on a Manhattan distance from one building to another building, when buildings are given in a rectilinear polygon obstacle environment. According to the present disclosure, in searching for the shortest path having a minimum link between two buildings, a more efficient data structure can be used in terms of an execution time and memory. A building-building minimum link and shortest path search problem can be solved through only the addition of very small operations by using the segment-point minimum link and shortest path search algorithm which can be easily expanded to the building-building minimum link and shortest path search problem.Type: ApplicationFiled: May 16, 2023Publication date: December 14, 2023Applicant: POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Hee Kap AHN, Tae Kang EOM, Hwi KIM, Min Cheol KIM