Patents by Inventor Jung Hyun HAN
Jung Hyun HAN 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: 11974901Abstract: Disclosed is a small animal intraventricular injection compensator for injecting a drug into a desired location through a syringe, the compensator including: a guide part provided with a guide hole into which a needle of a syringe is inserted; a body comprising an upper cavity provided inside thereof and a cradle provided to seat the guide part on an upper side thereof; and a fixation part integrally provided with the body or separately provided, and comprising a lower cavity provided to allow a head accommodation space, which a head of a small animal may enter into or exit from, to be provided inside thereof by corresponding to the upper cavity.Type: GrantFiled: July 18, 2019Date of Patent: May 7, 2024Assignees: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGYInventors: Sung Gurl Park, Kang Hyun Han, Chang Mook Lim, So Ra Park, Hong Su Lee, Jae Bong Lee, Jung Ho Noh, Sang Seop Han
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Publication number: 20240147709Abstract: A semiconductor memory device includes a substrate including a cell region, a core region, and a boundary region between the cell region and the core region, a boundary element isolation layer in the boundary region, the boundary element isolation layer being in a boundary element isolation recess and including first and second boundary liner layers extending along a profile of the boundary element isolation recess and a first gate structure on the core region and at least a part of the boundary element isolation layer, wherein the first gate structure includes a first high dielectric layer, and a first gate insulating pattern below the first high dielectric layer, with a top surface of the substrate being a base reference level, the first gate insulating pattern does not overlap a top surface of the first boundary liner layer, and wherein the first gate insulating pattern includes a first_1 gate insulating pattern between a top surface of the second boundary liner layer and a bottom surface of the first highType: ApplicationFiled: January 4, 2024Publication date: May 2, 2024Inventors: Dong Oh Kim, Gyu Hyun Kil, Jung Hoon Han, Doo San Back
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Publication number: 20240120287Abstract: Provided is an overlay mark. The overlay mark comprises a substrate, a lower overlay in the substrate, a pattern layer on the substrate, and an upper overlay defining an opening on the pattern layer. The lower overlay does not overlap the upper overlay in a thickness direction of the substrate.Type: ApplicationFiled: October 3, 2023Publication date: April 11, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Sang Won PARK, A Yeong CHA, Byeong-Hwan SON, Hye Jin LEE, Jung Hyun CHOI, Jong Hee HAN
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Patent number: 11937765Abstract: A cleaning apparatus including a vacuum cleaner and a docking station is provided. The cleaning apparatus includes a vacuum cleaner including a dust collecting chamber in which foreign substances are collected, and a docking station configured to be connected to the dust collecting chamber to remove the foreign substances collected in the dust collecting chamber. The dust collecting chamber is configured to collect foreign substances through centrifugation, and configured to be docked to the docking station, and the docking station includes a suction device configured to suction the foreign substances and air in the dust collecting chamber docked to the docking station.Type: GrantFiled: December 12, 2019Date of Patent: March 26, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: See Hyun Kim, In Gyu Choi, Ki Hwan Kwon, Shin Kim, Hyeon Cheol Kim, Do Kyung Lee, Hyun Ju Lee, Yun Soo Jang, Seung Ryong Cha, Jung Gyun Han
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Patent number: 11204150Abstract: The invention discloses an optical lens and a light emitting module having the same. The optical lens includes an incident surface around a recess in a center of the bottom surface; a light exit surface for emitting light incident; and a flange portion disposed between the light exit surface and a second edge of the bottom surface. A bottom of the recess has a width in a first axis direction that is greater than a width in a second axis direction orthogonal to the first axis direction. An outer diameter of the bottom surface has a length in the first axis direction that is smaller than a length in the second axis direction. The bottom surface includes a first rough region around the recess and second and third rough regions around the first rough region.Type: GrantFiled: February 10, 2021Date of Patent: December 21, 2021Assignee: YEJIA OPTICAL TECHNOLOGY (GUANGDONG) CORPORATIONInventor: Jung Hyun Han
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Patent number: 10729912Abstract: An implantable photovoltaic device. The implantable photovoltaic device includes: at least two solar microcells configured to absorb sunlight; a thin film wire configured to connecting the at least two solar microcells to each other; a film configured to support the solar microcells; an upper encapsulation layer configured to encapsulate an upper side of the solar microcells and shield the solar microcells from the outside; and a lower encapsulation layer configured to encapsulate a lower side of the film and connect to the encapsulation layer. According to the idea of the present invention, it is possible to obtain a photovoltaic device which stably and harmlessly operates in a living body.Type: GrantFiled: June 2, 2016Date of Patent: August 4, 2020Assignee: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jongho Lee, Kwangsun Song, Yong Chul Kim, Jung Hyun Han
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Publication number: 20180154158Abstract: An implantable photovoltaic device. The implantable photovoltaic device includes: at least two solar microcells configured to absorb sunlight; a thin film wire configured to connecting the at least two solar microcells to each other; a film configured to support the solar microcells; an upper encapsulation layer configured to encapsulate an upper side of the solar microcells and shield the solar microcells from the outside; and a lower encapsulation layer configured to encapsulate a lower side of the film and connect to the encapsulation layer. According to the idea of the present invention, it is possible to obtain a photovoltaic device which stably and harmlessly operates in a living body.Type: ApplicationFiled: June 2, 2016Publication date: June 7, 2018Applicant: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jongho LEE, Kwangsun SONG, Yong Chul KIM, Jung Hyun HAN
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Patent number: 9959670Abstract: The present invention relates to a method for rendering a multi-resolution terrain using GPU tessellation. A method for rendering a terrain using GPU tessellation according to an embodiment of the present invention may include: generating a quad patch to which an inner tessellation factor and an edge tessellation factor are allocated by using a quadtree including a parent node and child nodes; generating a base mesh b using the quad patch; and restoring a terrain by applying a displacement map to the base mesh.Type: GrantFiled: March 25, 2014Date of Patent: May 1, 2018Assignee: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Jung-Hyun Han, Hyeong Yeop Kang, Han Young Jang
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Patent number: 9861568Abstract: The present disclosure provides a composition for improving skin condition comprising chlorophyll a or pheophorbide a as an active ingredient. According to the present disclosure, chlorophyll a or pheophorbide a exhibits an effect of improving skin wrinkles and inflammatory reaction due to ultraviolet lights. The composition of the present disclosure is characterized by oral administration and can be provided as a cosmetic composition, a pharmaceutical composition or a food composition.Type: GrantFiled: January 30, 2015Date of Patent: January 9, 2018Assignee: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Yong Chul Kim, Jung Hyun Han, Hyun You, Min-Jeong Kim
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Publication number: 20170189292Abstract: The present disclosure provides a composition for improving skin condition comprising chlorophyll a or pheophorbide a as an active ingredient. According to the present disclosure, chlorophyll a or pheophorbide a exhibits an effect of improving skin wrinkles and inflammatory reaction due to ultraviolet lights. The composition of the present disclosure is characterized by oral administration and can be provided as a cosmetic composition, a pharmaceutical composition or a food composition.Type: ApplicationFiled: January 30, 2015Publication date: July 6, 2017Inventors: Yong Chul KIM, Jung Hyun HAN, Hyun YOU, Min-Jeong KIM
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Publication number: 20170116780Abstract: The present invention relates to a method for rendering a multi-resolution terrain using GPU tessellation. A method for rendering a terrain using GPU tessellation according to an embodiment of the present invention may include: generating a quad patch to which an inner tessellation factor and an edge tessellation factor are allocated by using a quadtree including a parent node and child nodes; generating a base mesh b using the quad patch; and restoring a terrain by applying a displacement map to the base mesh.Type: ApplicationFiled: March 25, 2014Publication date: April 27, 2017Inventors: Jung-Hyun HAN, Hyeong Yeop KANG, Han Young JANG
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Coenzyme Q10 nanoparticles, preparation method thereof and composition containing said nanoparticles
Patent number: 8785598Abstract: Provided are a coenzyme Q10 nanoparticle, a method of preparing the same and a composition having the nanoparticle. According to the present invention, Coenzyme Q10 may be dissolved in only a water-miscible organic solvent, and easily made into a nano-sized particle and solubilized under a low energy condition, for example, by simple stirring. The coenzyme Q10 may be dispersion-stabilized by an amino acid or protein. The coenzyme Q10 is formed in a nano-sized particle and solubilized, an absorption rate may be increased and simultaneously deliver the amino acid and protein with the nanoparticle. Thus, the coenzyme Q10 nanoparticle can be effectively used in food, cosmetics and medicine.Type: GrantFiled: April 6, 2010Date of Patent: July 22, 2014Assignee: Korea Research Institute of Bioscience and BiotechnologyInventors: Bong Hyun Chung, Jung Hyun Han -
Patent number: 8758822Abstract: The present invention relates to a method for manufacturing uniform size polymeric nanoparticles containing poorly soluble drugs, and more particularly, to a method for manufacturing uniform size polymeric nanoparticles containing poorly soluble drugs, including a first step of dissolving a biodegradable polymer in a non-volatile polar organic solvent, a second step of adding poorly soluble drugs to water and the biodegradable polymer solution to produce a dispersion, and a third step of adding the dispersion to emulsifier solutions in a batch under the condition of low mechanical energy level stirring.Type: GrantFiled: April 30, 2009Date of Patent: June 24, 2014Assignee: Korea Research Institute of Bioscience and BiotechnologyInventors: Bong Hyun Chung, Yong Taik Lim, Jung Hyun Han
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Perfluorocarbon nano-emulsion containing quantum dot nanoparticles and method for preparing the same
Patent number: 8734762Abstract: The present invention relates to a perfluorocarbon nanoemulsion containing quantum dot nanoparticles and a method for preparing the same, more specifically, relates to a method for preparing a multifunctional perfluorocarbon nanoemulsion which simultaneously shows the fluorine-based magnetic resonance properties of perfluorocarbon and the optical properties of quantum dot nanoparticles, the method comprising dispersing quantum dot nanoparticles, modified with a fluorine end group, in perfluorocarbon, and then adding an aqueous emulsifier solution containing lipid to the dispersion. The disclosed perfluorocarbon nanoemulsion containing quantum dot nanoparticles has excellent biocompatibility and simultaneously shows optical properties and magnetic resonance properties, and thus can be used as a contrast agent for multi-mode molecular imaging. Accordingly, the nanoemulsion can be used to study cell and small-animal molecular imaging in various fields, including biological and medical fields.Type: GrantFiled: August 20, 2008Date of Patent: May 27, 2014Assignee: Korea Research Institute of Bioscience and BiotechnologyInventors: Bong Hyun Chung, Yong Taik Lim, Bang Sil Choi, Jung Hyun Han -
Patent number: 8593451Abstract: A method of generating a 3D complex octree map. A plurality of points each having 3D location information are detected from a range image. A space having the detected plurality of points is represented using grids. If points in a grid forms a plane, the grid is not subdivided and planar information about the plane is stored. A space not forming a plane is subdivided, thereby enhancing the storage efficiency.Type: GrantFiled: February 8, 2011Date of Patent: November 26, 2013Assignees: Samsung Electronics Co., Ltd., Korea University Research and Business FoundationInventors: Yeon-Ho Kim, Joon-Kee Cho, Jung-Hyun Han, Yonh-hyun Jo
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Coenzyme Q10 Nanoparticles, Preparation Method Thereof and Composition Containing Said Nanoparticles
Publication number: 20120041178Abstract: Provided are a coenzyme Q10 nanoparticle, a method of preparing the same and a composition having the nanoparticle. According to the present invention, Coenzyme Q10 may be dissolved in only a water-miscible organic solvent, and easily made into a nano-sized particle and solubilized under a low energy condition, for example, by simple stirring. The coenzyme Q10 may be dispersion-stabilized by an amino acid or protein. The coenzyme Q10 is formed in a nano-sized particle and solubilized, an absorption rate may be increased and simultaneously deliver the amino acid and protein with the nanoparticle. Thus, the coenzyme Q10 nanoparticle can be effectively used in food, cosmetics and medicine.Type: ApplicationFiled: April 6, 2010Publication date: February 16, 2012Applicant: Korea Research Institute of Bioscience and BiotechnologyInventors: Bong Hyun Chung, Jung Hyun Han -
Publication number: 20110212032Abstract: The present invention relates to polymer particles showing magnetic properties and fluorescent properties simultaneously and a preparation method thereof More specifically, relates to polymer particles for near infrared (NIR)/magnetic resonance (MR) bimodal molecular imaging, contain a magnetic nanomaterial and an NIR fluorescent material, and a preparation method thereof The disclosed polymer particles show magnetic properties and fluorescent properties simultaneously, and thus are useful as contrast agents for NIR/MR bimodal molecular imaging.Type: ApplicationFiled: August 20, 2008Publication date: September 1, 2011Applicant: Korea Research Institute of Bioscience and BiotechnologyInventors: Bong Hyun Chung, Yong Taik LIm, Jung Hyun Han
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Publication number: 20110193859Abstract: A method of generating a 3D complex octree map. A plurality of points each having 3D location information are detected from a range image. A space having the detected plurality of points is represented using grids. If points in a grid forms a plane, the grid is not subdivided and planar information about the plane is stored. A space not forming a plane is subdivided, thereby enhancing the storage efficiency.Type: ApplicationFiled: February 8, 2011Publication date: August 11, 2011Applicants: SAMSUNG ELECTRONICS CO., LTD, Korea University Research and Business FoundationInventors: Yeon-Ho Kim, Joon-Kee Cho, Jung-Hyun Han, Yonh-hyun Jo
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Publication number: 20110171269Abstract: The present invention relates to a method for manufacturing uniform size polymeric nanoparticles containing poorly soluble drugs, and more particularly, to a method for manufacturing uniform size polymeric nanoparticles containing poorly soluble drugs, including a first step of dissolving a biodegradable polymer in a non-volatile polar organic solvent, a second step of adding poorly soluble drugs to water and the biodegradable polymer solution to produce a dispersion, and a third step of adding the dispersion to emulsifier solutions in a batch under the condition of low mechanical energy level stirring.Type: ApplicationFiled: April 30, 2009Publication date: July 14, 2011Applicant: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGYInventors: Bong Hyun Chung, Yong Taik Lim, Jung Hyun Han
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Publication number: 20110020225Abstract: The present invention relates to porous polymer particles containing a charged molecule immobilized therein and a method for preparing the same. According to the disclosed invention, porous particles can be prepared using a biocompatible polymer and, at the same time, a charged molecule can be immobilized in the pores of the porous particles, such that various charged molecules can be loaded in the porous particles. In addition, various kinds of drugs or functional materials can be loaded into the porous particles of the present invention by electrostatic attraction and absorption or adsorption by a capillary phenomenon occurring due to porous properties.Type: ApplicationFiled: August 5, 2008Publication date: January 27, 2011Applicant: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGYInventors: Bong Hyun Chung, Yong Taik Lim, Jung Hyun Han