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441.发明申请公开(公告)号：US20190255520A1
公开(公告)日：2019-08-22
申请号：US16333998
申请日：2017-02-28
Inventor： Sung Min CHOI , Shin Hyun KANG
Abstract: The present invention relates to a catalyst composition comprising a gold nanoparticle superlattice embedded in hierarchical porous silica and a method for manufacturing the same. The catalyst composition comprising a gold nanoparticle superlattice embedded in hierarchical porous silica according to the present invention comprises micropores and mesopores in the superlattice, so that these pores are channelized to allow the rapid access of reactants to surfaces of gold nanoparticles, and the catalyst composition is very structurally stable and has excellent catalytic activity, and thus has an effect of exhibiting a CO conversion rate of 100% at room temperature.
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公开(公告)号：US20190237879A1
公开(公告)日：2019-08-01
申请号：US16251763
申请日：2019-01-18
Inventor： Jaeseok PARK , Yeeun CHI , Seongook PARK , Sungbum PARK , Seongjin PARK , Sanghyuk WI , Youngho RYU , Taewan KIM
Abstract: An antenna structure is provided. The antenna structure includes at least one feeder, a plurality of dielectric substrates, a plurality of conductive plates disposed between the plurality of dielectric substrates, the plurality of conductive plates including at least one opening, and a radiator electrically connected to the at least one feeder through conductive vias in the plurality of dielectric substrates and the plurality of conductive plates. The radiator includes a plurality of first parasitic conductive plates spaced apart from each other, and a second parasitic conductive plate disposed between the plurality of first parasitic conductive plates, the second parasitic conductive plate being spaced apart from the plurality of first parasitic conductive plates.
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443.发明申请公开(公告)号：US20190233788A1
公开(公告)日：2019-08-01
申请号：US16315761
申请日：2017-07-05
Inventor： Sung Gap IM , Eun Jung LEE , Ji Eung BAEK , Young Hak CHO , Seung Jung YU , Go Ro CHOI
CPC classification number: C12M23/10 , B05D1/60 , B05D7/02 , C08F212/36 , C08F226/06 , C08J5/18 , C08L25/16 , C08L39/08 , C08L57/06 , C08L2203/02 , C08L2203/16 , C12N5/00 , C12N5/0018 , C23C16/452
Abstract: The present invention provides a culture plate comprising a copolymer formed from a first monomer for forming a thin film having high surface free energy and a second monomer for forming a thin film having low surface free energy, a method for producing the culture plate, and a method for producing and transferring a cell aggregate in the form of a cell sheet by using the culture plate. The present invention has the effect of producing a cell aggregate in the form of a cell sheet through an easy and simple process in comparison with prior art.
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公开(公告)号：US10364293B2
公开(公告)日：2019-07-30
申请号：US15310585
申请日：2015-05-21
Inventor： Hak-Sung Kim , Joong-Jae Lee
Abstract: The present invention relates to a polypeptide capable of binding specifically to the extracellular domain of epidermal growth factor receptor, a polynucleotide that encodes the polypeptide, an expression vector comprising the polynucleotide, a recombinant microorganism having the expression vector introduced therein, and a method of producing the polypeptide using the recombinant microorganism. The polypeptide according to the present invention can bind to the extracellular domain of epidermal growth factor receptor with a high binding affinity comparable to those of existing monoclonal antibodies that are widely used as targeted therapeutic agents, thereby inhibiting the activity of the epidermal growth factor receptor. The polypeptide is useful for the development of agents for the prevention or diseases associated with overexpression of epidermal growth factor receptor.
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公开(公告)号：US20190229833A1
公开(公告)日：2019-07-25
申请号：US16162014
申请日：2018-10-16
Inventor： Jeongseok HA , Sangseok YUN , Sanghun IM
Abstract: Disclosed are a secure communication device and a secure communication method using an artificial noise scheme. The secure communication method between a multi-antenna legal transmission device and a multi-antenna legal reception device includes determining a power allocation ratio for a system parameter, by the legal reception device, generating a transmission signal including a secret information message based on the determined power allocation ratio and artificial noise, and transmitting the generated transmission signal to the legal reception device.
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Patent Agency Ranking
446.发明申请公开(公告)号：US20190229153A1
公开(公告)日：2019-07-25
申请号：US16186404
申请日：2018-11-09
Inventor： Kyoungwon PARK , Minki NAM , Songyi KIM , Sungwoon KIM , Sungjun KOH , Seongwon MO , Dohchang LEE
Abstract: A display device includes semiconductor nanoparticles. An organic light emitting diode (“OLED”) display device includes the semiconductor nanoparticles, a semiconductor particle of the semiconductor nanoparticles including: a core including a compound semiconductor; and a shell surrounding the core. The shell includes a metal oxide (and/or metalloid oxide) having a bandgap of about 3.5 eV or more, and having a sum (ΔECB+ΔEVB) of a conduction band offset (ΔECB) with the compound semiconductor included in the core and a valence band offset (ΔEVB) with the compound semiconductor included in the core of about 3 eV or more.
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公开(公告)号：US20190227016A1
公开(公告)日：2019-07-25
申请号：US16352620
申请日：2019-03-13
Inventor： Il-Doo KIM , Ji Su JANG , Sang-Joon KIM , Seon-Jin CHOI
Abstract: Disclosed are a gas sensor member, a gas sensor using the same, and manufacturing methods thereof, and specifically, a gas sensor member using a one-dimensional porous metal oxide nanotube composite material having a double average pore distribution in which mesopores (0.1 nm to 50 nm) and macropores (50 nm to 300 nm) are simultaneously formed on the surface of a nanotube through decomposition of a spherical polymer sacrificial template and continuous crystallization and diffusion of a metal oxide and a nanoparticle catalyst embedded in an apoferritin is uniformly loaded in the inside and on the outer wall and inner wall of a one-dimensional metal oxide nanotube through a high-temperature heat treatment, a gas sensor using the same, and manufacturing methods thereof are disclosed.
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448.发明申请公开(公告)号：US20190225946A1
公开(公告)日：2019-07-25
申请号：US16134727
申请日：2018-09-18
Inventor： Yukyung Jung , Taeyong Kim , Byungkwan Cho , Donghui Choe , Seunghoon Song , Jinhwan Park
IPC: C12N9/04 , C12N15/75 , C02F3/34 , B01D53/84 , B01D53/70 , C12N15/70 , C12N15/77 , C12N15/78 , C12N15/74
Abstract: Provided is a recombinant microorganism having enhanced activity of at least one protein selected from 6-phosphogluconate dehydrogenase (6PGD) and foldase protein PrsA, a method of reducing a concentration of a fluorine-containing compound in a sample by using the recombinant microorganism, and a method of preparing the recombinant microorganism.
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公开(公告)号：US20190225819A1
公开(公告)日：2019-07-25
申请号：US16057582
申请日：2018-08-07
Inventor： KyoungWook PAIK , Dal Jin YOON
IPC: C09D5/24 , B05D1/28 , C09J7/24 , C09J9/02 , C09D133/20
Abstract: Disclosed are a self-exposure method for a surface of conductive particles anchored in a polymer layer, a method of fabricating an anisotropic conductive film using the self-exposure method, and the anisotropic conductive film. A self-exposure method for a surface of conductive particles within a polymer layer may include controlling surface energy of multiple conductive particles so that a difference between surface energy of polymer to be used to fabricate the polymer layer and surface energy of the multiple conductive particles to be included in the polymer layer is a preset difference or more, forming a polymer solution by dissolving the polymer into a solvent in which the conductive particles having controlled surface energy have been mixed, and generating the polymer layer from which at least part of a surface of the multiple conductive particles has been externally exposed due to a difference in the surface energy by drying the polymer solution.
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450.发明申请公开(公告)号：US20190222655A1
公开(公告)日：2019-07-18
申请号：US16186000
申请日：2018-11-09
Inventor： In-Young KO , Kyeongdeok BAEK
CPC classification number: H04L67/16 , H04L43/045 , H04L67/12 , H04L67/18
Abstract: Spatio-cohesive service discovery and handover methods for distributed IoT environments are disclosed. The spatio-cohesive service discovery and handover methods include discovering a set of IoT (internet of thing) resources for providing a set of services which is a set of functionalities necessary for a task in distributed IoT environments, wherein the discovering a set of IoT resources may discover the set of IoT resources through a spatio-cohesive method considering spatial distance between a user and a service and between two services.
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