Patents by Inventor Jeong-Gu Yeo
Jeong-Gu Yeo 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: 11923124Abstract: A coil component includes a body having one surface, and one end surface and the other end surface, respectively connected to the one surface and opposing each other, a support substrate embedded in the body, and a coil portion disposed on the support substrate and including first and second lead-out patterns respectively exposed from surfaces of the body. The first lead-out pattern is exposed from the one surface of the body and the one end surface of the body. The second lead-out pattern is exposed from the one surface of the body and the other end surface of the body. The body includes an anchor portion disposed in each of the first and second lead-out patterns.Type: GrantFiled: August 2, 2019Date of Patent: March 5, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Jae Hun Kim, Joung Gul Ryu, Byung Soo Kang, Byeong Cheol Moon, Jeong Gu Yeo
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Patent number: 11817555Abstract: The present disclosure relates to a composition for a polymer electrolyte, a polymer electrolyte comprising the same, and a method for producing the polymer electrolyte, and specifically, to a composition for a polymer electrolyte comprising an ion conductive monomer and a polymerizable comonomer, and a polymer electrolyte comprising the same.Type: GrantFiled: September 18, 2020Date of Patent: November 14, 2023Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Jung-hyun Lee, Jungjoon Yoo, Jeong Hun Baek, Jeong-gu Yeo, Hyun Ju Lim, Hye Jin Lee
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Patent number: 11769624Abstract: A coil electronic component includes a body including a coil portion disposed therein, and including a plurality of magnetic particles, and external electrodes connected to the coil portion. The body includes an internal region and a protective layer disposed on a surface of the internal region. A first particle of the plurality of magnetic particles included in the protective layer includes an oxide film disposed on a surface of the first particle, and a second particle, having a size greater than a size of the first particle, of the plurality of magnetic particles includes a coating layer disposed on a surface of the second particle and having a composition different from a composition of the oxide film.Type: GrantFiled: October 4, 2019Date of Patent: September 26, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Young Il Lee, Jeong Gu Yeo, Ji Hoon Hwang, Myoung Ki Shin, Byeong Cheol Moon
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Patent number: 11705267Abstract: A coil component includes a body having one surface and the other surface opposing each other, and one side surface and the other side surface, respectively connecting the one surface and the other surface to each other and opposing each other in one direction, a wound coil embedded in the body, a lead portion extending from an end of the wound coil to one surface of the body and disposed on the one surface of the body, an insulating layer covering one surface of the body and having an opening exposing a portion of the lead portion and extending in the one direction, and an external electrode disposed in the opening and connected to the lead portion. The insulating layer includes finishing portions respectively disposed on opposing sides of the opening in the one direction.Type: GrantFiled: August 26, 2019Date of Patent: July 18, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jeong Gu Yeo, Young Il Lee, Yong Hui Li
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Patent number: 11676753Abstract: A coil component includes a support substrate, a coil portion disposed on at least one surface of the support substrate, a magnetic body, in which the support substrate and the coil portion are disposed, having a through-portion penetrating through a center of the coil portion, a nonmagnetic layer disposed below the through-portion, and an insulating layer disposed between the nonmagnetic layer and the through-portion.Type: GrantFiled: July 30, 2020Date of Patent: June 13, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ji Hoon Hwang, Myoung Ki Shin, Jeong Gu Yeo, Young Il Lee, Byeong Cheol Moon
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Patent number: 11646146Abstract: A coil component includes a body comprising a support member and a coil portion embedded in one surface of the support member; and external electrodes connected to the coil portion, wherein the body comprises a plurality of metal particles, at least some of the plurality of metal particles comprises a plastically deformable first particle, and at least some of the first particles have a deformed surface and thus have a shape corresponding to a surface of a neighboring magnetic metal particle.Type: GrantFiled: May 20, 2020Date of Patent: May 9, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Young Il Lee, Jeong Gu Yeo, Ji Hoon Hwang, Myoung Ki Shin, Byeong Cheol Moon
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Patent number: 11581125Abstract: A coil component includes a body having a molded portion and a cover portion disposed on one surface of the molded portion, and including magnetic metal powder; a winding coil disposed between one surface of the molded portion and the cover portion and embedded in the body, and including a coating layer surrounding a surface of each of a plurality of turns; and a first protective film disposed between the one surface of the molded portion and the cover portion and between at least a portion of the surface of the winding coil and the cover portion.Type: GrantFiled: November 4, 2019Date of Patent: February 14, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jeong Gu Yeo, Young Il Lee, Byeong Cheol Moon
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Patent number: 11538616Abstract: A coil electronic component includes a body, in which a coil portion is embedded, including a plurality of magnetic particles, and an external electrode connected to the coil portion. Among the plurality of magnetic particles, at least a portion of magnetic particles include a first layer, disposed on a surface of a magnetic particle among the magnetic particles, and a second layer disposed on a surface of the first layer. The first layer is an inorganic coating layer containing a phosphorus (P) component, and the second layer is an atomic layer deposition layer.Type: GrantFiled: April 30, 2019Date of Patent: December 27, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyung Lock Kim, Byeong Cheol Moon, Chang Hak Choi, Jeong Gu Yeo, Young Il Lee
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Patent number: 11521790Abstract: A coil component includes a body and external electrodes. The body includes a support member having through-openings formed in end portions thereof, an internal coil supported by the support member, and an encapsulant encapsulating the support member and the internal coil. The through-openings are filled with end portions of the internal coil. An insulating layer is interposed between the internal coil and the external electrode.Type: GrantFiled: March 26, 2019Date of Patent: December 6, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jeong Gu Yeo, Byeong Cheol Moon
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Patent number: 11444322Abstract: The present disclosure relates to a solid-state polymer electrolyte with improved processability and a method for manufacturing the same, and more particularly to a solid electrolyte containing a polymer obtained by pertaining polymerization of a zwitterionic monomer in a solvent-free ionic liquid.Type: GrantFiled: February 5, 2020Date of Patent: September 13, 2022Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Jung Hyun Lee, Jung Joon Yoo, Jeong Gu Yeo
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Publication number: 20220208438Abstract: A coil component includes a body having a first surface and including first and second recessed-cutout portions spaced apart from each other on the first surface of the body, a support substrate, a coil unit disposed on the support substrate to be perpendicularly to the first surface of the body, and first and second external electrodes spaced apart from each other on the first surface of the body and connected to first and second lead patterns of the coil unit, respectively. The first and second external electrodes include conductive resin layers filling the first and second recessed-cutout portions to be in contact with the first and second lead patterns, each of the conductive resin layers having a first surface exposed to the first surface of the body, and the first and second external electrodes further include electrode layers disposed on the first surfaces of the conductive resin layers.Type: ApplicationFiled: March 29, 2021Publication date: June 30, 2022Inventors: Ji Hoon Hwang, Myoung Ki Shin, Jeong Gu Yeo
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Publication number: 20220157513Abstract: A coil component includes a resin; and a magnetic particle dispersed in the resin and comprising magnetic powder particle, an insulating layer disposed on a surface of the magnetic powder particle, and a surface-treatment layer disposed on a surface of the insulating layer.Type: ApplicationFiled: February 16, 2021Publication date: May 19, 2022Inventors: Young Il LEE, Myoung Ki SHIN, Ji Hoon HWANG, Jeong Gu YEO
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Publication number: 20220139613Abstract: A coil component includes a body, a support substrate disposed in the body, a coil unit disposed on the support substrate to be perpendicular to a first surface of the body and including first and second lead-out portions exposed to first surface of the body and spaced apart from each other, first and second external electrodes disposed to be spaced apart from each other on the first surface of the body and connected to the first and second lead-out portions, respectively, a slit portion formed in a region of one surface of the body between the first and second external electrodes, and a slit insulating layer disposed in the slit portion.Type: ApplicationFiled: September 17, 2021Publication date: May 5, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jeong Gu Yeo, Myoung Ki Shin, Ji Hoon Hwang, Young Il Lee
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Patent number: 11315719Abstract: A manufacturing method of a coil component includes: forming a plating resist on an internal insulating layer; forming a coil pattern and a lead pattern connected to the coil pattern and at least partially having a thickness smaller than that of the coil pattern by plating; removing the plating resist; and stacking a magnetic sheet on the internal insulating layer to form a body.Type: GrantFiled: December 7, 2018Date of Patent: April 26, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jeong Gu Yeo, Jae Hun Kim
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Publication number: 20220093968Abstract: The present disclosure relates to a composition for a polymer electrolyte, a polymer electrolyte comprising the same, and a method for producing the polymer electrolyte, and specifically, to a composition for a polymer electrolyte comprising an ion conductive monomer and a polymerizable comonomer, and a polymer electrolyte comprising the same.Type: ApplicationFiled: September 18, 2020Publication date: March 24, 2022Inventors: Jung-hyun LEE, Jungjoon YOO, Jeong Hun BAEK, Jeong-gu YEO, Hyun Ju LIM, Hye Jin LEE
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Publication number: 20210350964Abstract: A coil component includes a support substrate, a coil portion disposed on at least one surface of the support substrate, a magnetic body, in which the support substrate and the coil portion are disposed, having a through-portion penetrating through a center of the coil portion, a nonmagnetic layer disposed below the through-portion, and an insulating layer disposed between the nonmagnetic layer and the through-portion.Type: ApplicationFiled: July 30, 2020Publication date: November 11, 2021Inventors: Ji Hoon HWANG, Myoung Ki SHIN, Jeong Gu YEO, Young Il LEE, Byeong Cheol MOON
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Patent number: 11148097Abstract: The present invention relates to a low-temperature membrane separation device and method for capturing carbon dioxide at a high concentration, in which a gas mixture is passed through a membrane unit to thus separate carbon dioxide. The membrane unit includes a membrane for capturing carbon dioxide and is connected to a feed gas line, a retentate gas line and a permeate gas line. The method includes a first separation step of passing the gas mixture through a first membrane unit and a second separation step of passing the permeation gas, which is discharged to the permeate gas line connected to the first membrane unit, through a second membrane unit. The second separation step is performed at a temperature that is lower than a temperature at which the first separation step is performed.Type: GrantFiled: September 3, 2019Date of Patent: October 19, 2021Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Jung Hyun Lee, Jeong-gu Yeo, Jong-ho Moon, Woong Jin Oh, Dahun Lee
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Publication number: 20210202989Abstract: The present disclosure relates to a solid-state polymer electrolyte with improved processability and a method for manufacturing the same, and more particularly to a solid electrolyte containing a polymer obtained by pertaining polymerization of a zwitterionic monomer in a solvent-free ionic liquid.Type: ApplicationFiled: February 5, 2020Publication date: July 1, 2021Inventors: Jung Hyun LEE, Jung Joon YOO, Jeong Gu YEO
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Publication number: 20210175001Abstract: A coil component includes a body comprising a support member and a coil portion embedded in one surface of the support member; and external electrodes connected to the coil portion, wherein the body comprises a plurality of metal particles, at least some of the plurality of metal particles comprises a plastically deformable first particle, and at least some of the first particles have a deformed surface and thus have a shape corresponding to a surface of a neighboring magnetic metal particle.Type: ApplicationFiled: May 20, 2020Publication date: June 10, 2021Inventors: Young Il LEE, Jeong Gu YEO, Ji Hoon HWANG, Myoung Ki SHIN, Byeong Cheol MOON
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Publication number: 20210060480Abstract: The present invention relates to a low-temperature membrane separation device and method for capturing carbon dioxide at a high concentration, in which a gas mixture is passed through a membrane unit to thus separate carbon dioxide. The membrane unit includes a membrane for capturing carbon dioxide and is connected to a feed gas line, a retentate gas line and a permeate gas line. The method includes a first separation step of passing the gas mixture through a first membrane unit and a second separation step of passing the permeation gas, which is discharged to the permeate gas line connected to the first membrane unit, through a second membrane unit. The second separation step is performed at a temperature that is lower than a temperature at which the first separation step is performed.Type: ApplicationFiled: September 3, 2019Publication date: March 4, 2021Inventors: Jung Hyun Lee, Jeong-gu Yeo, Jong-ho Moon, Woong Jin Oh, Dahun Lee