Patents by Inventor Hang Kyu CHO
Hang Kyu CHO 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: 20240203663Abstract: A ceramic electronic component includes a body including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. The dielectric layer includes a plurality of dielectric grains, and at least one of the plurality of dielectric grains has a core-dual shell structure having a core and a dual shell. The dual shell includes a first shell surrounding at least a portion of the core, and a second shell surrounding at least a portion of the first shell, and a concentration of a rare earth element included in the second shell is more than 1.3 times to less than 3.8 times a concentration of a rare earth element included in the first shell.Type: ApplicationFiled: January 26, 2024Publication date: June 20, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sung Hyung Kang, Jong Hyun Cho, Ji Hong Jo, Hang Kyu Cho, Jae Shik Shim, Yong In Kim, Sang Roc Lee
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Patent number: 11948752Abstract: A ceramic electronic component includes a body including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. The dielectric layer includes a plurality of dielectric grains, and at least one of the plurality of dielectric grains has a core-dual shell structure having a core and a dual shell. The dual shell includes a first shell surrounding at least a portion of the core, and a second shell surrounding at least a portion of the first shell, and a concentration of a rare earth element included in the second shell is more than 1.3 times to less than 3.8 times a concentration of a rare earth element included in the first shell.Type: GrantFiled: December 21, 2022Date of Patent: April 2, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sung Hyung Kang, Jong Hyun Cho, Ji Hong Jo, Hang Kyu Cho, Jae Shik Shim, Yong In Kim, Sang Roc Lee
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Patent number: 11826927Abstract: Disclosed is a recycling apparatus for a cross-linked polyethylene resin using a twin screw extruder. The recycling apparatus for a cross-linked polyethylene resin using a twin screw extruder according to an embodiment of the present disclosure includes: a raw material supply unit configured to supply a raw material that is a cross-linked polyethylene resin; and a twin screw extruder configured to receive the raw material from the raw material supply unit, the twin screw extruder including a cylinder and a twin screw installed inside the cylinder to rotate in the same direction, the twin screw extruder being configured to de-crosslink and recycle the raw material under a de-crosslinking reaction temperature and reaction pressure atmosphere while continuously transporting the raw material along the twin screw by the rotation of the twin screw.Type: GrantFiled: October 14, 2021Date of Patent: November 28, 2023Assignee: Korea Institute of Science and TechnologyInventors: Soon Man Hong, Hang Kyu Cho, Seung Sang Hwang, Chong Min Koo, Seon Joon Kim, Albert Lee, Hwan Gyu Lee, Junpyo Hong
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Publication number: 20230129225Abstract: A ceramic electronic component includes a body including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. The dielectric layer includes a plurality of dielectric grains, and at least one of the plurality of dielectric grains has a core-dual shell structure having a core and a dual shell. The dual shell includes a first shell surrounding at least a portion of the core, and a second shell surrounding at least a portion of the first shell, and a concentration of a rare earth element included in the second shell is more than 1.3 times to less than 3.8 times a concentration of a rare earth element included in the first shell.Type: ApplicationFiled: December 21, 2022Publication date: April 27, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sung Hyung Kang, Jong Hyun Cho, Ji Hong Jo, Hang Kyu Cho, Jae Shik Shim, Yong In Kim, Sang Roc Lee
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Patent number: 11569037Abstract: A ceramic electronic component includes a body including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. The dielectric layer includes a plurality of dielectric grains, and at least one of the plurality of dielectric grains has a core-dual shell structure having a core and a dual shell. The dual shell includes a first shell surrounding at least a portion of the core, and a second shell surrounding at least a portion of the first shell, and a concentration of a rare earth element included in the second shell is more than 1.3 times to less than 3.8 times a concentration of a rare earth element included in the first shell.Type: GrantFiled: April 24, 2020Date of Patent: January 31, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sung Hyung Kang, Jong Hyun Cho, Ji Hong Jo, Hang Kyu Cho, Jae Shik Shim, Yong In Kim, Sang Roc Lee
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Publication number: 20220339820Abstract: Disclosed is a recycling apparatus for a cross-linked polyethylene resin using a twin screw extruder. The recycling apparatus for a cross-linked polyethylene resin using a twin screw extruder according to an embodiment of the present disclosure includes: a raw material supply unit configured to supply a raw material that is a cross-linked polyethylene resin; and a twin screw extruder configured to receive the raw material from the raw material supply unit, the twin screw extruder including a cylinder and a twin screw installed inside the cylinder to rotate in the same direction, the twin screw extruder being configured to de-crosslink and recycle the raw material under a de-crosslinking reaction temperature and reaction pressure atmosphere while continuously transporting the raw material along the twin screw by the rotation of the twin screw.Type: ApplicationFiled: October 14, 2021Publication date: October 27, 2022Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Soon Man HONG, Hang Kyu CHO, Seung Sang HWANG, Chong Min KOO, Seon Joon KIM, Albert LEE, Hwan Gyu LEE, Junpyo HONG
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Patent number: 11393629Abstract: A multilayer ceramic electronic component includes a ceramic body including a dielectric and an internal electrode, an electrode layer electrically connected to the internal electrode, and a conductive resin layer disposed on the electrode layer and including a conductive metal, a graphene platelet, and a base resin.Type: GrantFiled: January 14, 2021Date of Patent: July 19, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Won Kuen Oh, Tae Gyeom Lee, Hang Kyu Cho, Hye Hun Park, Han Seong Jung
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Publication number: 20210210288Abstract: A ceramic electronic component includes a body including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. The dielectric layer includes a plurality of dielectric grains, and at least one of the plurality of dielectric grains has a core-dual shell structure having a core and a dual shell. The dual shell includes a first shell surrounding at least a portion of the core, and a second shell surrounding at least a portion of the first shell, and a concentration of a rare earth element included in the second shell is more than 1.3 times to less than 3.8 times a concentration of a rare earth element included in the first shell.Type: ApplicationFiled: April 24, 2020Publication date: July 8, 2021Inventors: Sung Hyung Kang, Jong Hyun Cho, Ji Hong Jo, Hang Kyu Cho, Jae Shik Shim, Yong In Kim, Sang Roc Lee
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Patent number: 11031185Abstract: An electronic component includes external electrodes formed on an external surface of a body to be electrically connected to internal electrodes, and containing metal particles and glass, wherein the metal particles include particles having a polyhedral shape.Type: GrantFiled: May 9, 2018Date of Patent: June 8, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jeong Ryeol Kim, Bum Suk Kang, Hyo Min Kang, Hang Kyu Cho, Chang Hoon Kim
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Publication number: 20210166879Abstract: A multilayer ceramic electronic component includes a ceramic body including a dielectric and an internal electrode, an electrode layer electrically connected to the internal electrode, and a conductive resin layer disposed on the electrode layer and including a conductive metal, a graphene platelet, and a base resin.Type: ApplicationFiled: January 14, 2021Publication date: June 3, 2021Inventors: Won Kuen OH, Tae Gyeom LEE, Hang Kyu CHO, Hye Hun PARK, Han Seong JUNG
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Patent number: 10923283Abstract: A multilayer ceramic electronic component includes a ceramic body including a dielectric and an internal electrode, an electrode layer eletrically connected to the internal electrode, and a conductive resin layer disposed on the electrode layer and including a conductive metal, a graphene platelet, and a base resin.Type: GrantFiled: October 29, 2018Date of Patent: February 16, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Won Kuen Oh, Tae Gyeom Lee, Hang Kyu Cho, Hye Hun Park, Han Seong Jung
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Patent number: 10770229Abstract: A dielectric composition contains: a base material powder containing BamTiO3 (0.995?m?1.010); a first accessory ingredient containing at least one element corresponding to a transition metal in Group 5 of the periodic table in a total content of 0.3 to 1.2 moles; a second accessory ingredient containing one of ions, oxides, carbides, and hydrates of Si in a content of 0.6 to 4.5 moles; a third accessory ingredient containing at least one element in Period 4 or higher; and a fourth accessory ingredient containing at least one element in Period 3, wherein 0.70×B?C+D?1.50×B and 0.20?D/(C+D)?0.80, in which B is a total content of the second accessory ingredient, C is a total content of the third accessory ingredient, and D is a total content of the fourth accessory ingredient.Type: GrantFiled: August 28, 2018Date of Patent: September 8, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sung Hyung Kang, Hyung Kyu Kim, Jong Hyun Cho, Du Won Choi, Yong Koo Kim, Hang Kyu Cho
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Patent number: 10748708Abstract: A multilayer ceramic capacitor includes a body, and first and second external electrodes respectively disposed on opposing surfaces of the body in a longitudinal direction.Type: GrantFiled: June 8, 2018Date of Patent: August 18, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jeong Bong Park, Se Hwan Bong, Mi Ok Park, Kyeong Jun Kim, Hang Kyu Cho
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Patent number: 10580582Abstract: A multilayer electronic component includes a multilayer capacitor including a pair of external electrodes respectively formed on both ends opposing each other, and a pair of frame terminals having coupling holes allowing the external electrodes of the multilayer capacitor to be inserted, and separating the multilayer capacitor from a mounting surface, wherein band portions of the external electrodes are bonded to inner surfaces of the coupling holes.Type: GrantFiled: May 8, 2018Date of Patent: March 3, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyeong Jun Kim, Se Hwan Bong, Mi Ok Park, Jeong Bong Park, Hang Kyu Cho
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Publication number: 20190304686Abstract: A dielectric composition contains: a base material powder containing BamTiO3 (0.995?m?1.010); a first accessory ingredient containing at least one element corresponding to a transition metal in Group 5 of the periodic table in a total content of 0.3 to 1.2 moles; a second accessory ingredient containing one of ions, oxides, carbides, and hydrates of Si in a content of 0.6 to 4.5 moles; a third accessory ingredient containing at least one element in Period 4 or higher; and a fourth accessory ingredient containing at least one element in Period 3, wherein 0.70×B?C+D?1.50×B and 0.20?D/(C+D)?0.80, in which B is a total content of the second accessory ingredient, C is a total content of the third accessory ingredient, and D is a total content of the fourth accessory ingredient.Type: ApplicationFiled: August 28, 2018Publication date: October 3, 2019Inventors: Sung Hyung KANG, Hyung Kyu KIM, Jong Hyun CHO, Du Won CHOI, Yong Koo KIM, Hang Kyu CHO
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Publication number: 20190272955Abstract: A multilayer ceramic electronic component includes a ceramic body including a dielectric and an internal electrode, an electrode layer eletrically connected to the internal electrode, and a conductive resin layer disposed on the electrode layer and including a conductive metal, a graphene platelet, and a base resin.Type: ApplicationFiled: October 29, 2018Publication date: September 5, 2019Inventors: Won Kuen OH, Tae Gyeom LEE, Hang Kyu CHO, Hye Hun PARK, Han Seong JUNG
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Publication number: 20190189351Abstract: A multilayer electronic component includes a multilayer capacitor including a pair of external electrodes respectively formed on both ends opposing each other, and a pair of frame terminals having coupling holes allowing the external electrodes of the multilayer capacitor to be inserted, and separating the multilayer capacitor from a mounting surface, wherein band portions of the external electrodes are bonded to inner surfaces of the coupling holes.Type: ApplicationFiled: May 8, 2018Publication date: June 20, 2019Inventors: Kyeong Jun KIM, Se Hwan BONG, Mi Ok PARK, Jeong Bong PARK, Hang Kyu CHO
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Patent number: 10305018Abstract: A manufacturing method of an electronic component includes forming a body including first and second internal electrodes respectively exposed from first and second end surfaces of the body and dielectric layers disposed between the first and second internal electrodes; applying, on the first and second end surfaces of the body, a paste containing a metal powder and first glass; and sintering the body and the paste to convert the paste to first and second external electrodes including crystalline metal particles having a polyhedral shape and second glass and respectively connected to the first internal electrodes and the second internal electrodesType: GrantFiled: October 12, 2016Date of Patent: May 28, 2019Assignee: SAMSUNG ELECTRO-MECHANICS CO, LTD.Inventors: Jeong Ryeol Kim, Bum Suk Kang, Hyo Min Kang, Hang Kyu Cho, Chang Hoon Kim
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Publication number: 20190157004Abstract: A multilayer ceramic capacitor includes a body, and first and second external electrodes respectively disposed on opposing surfaces of the body in a longitudinal direction.Type: ApplicationFiled: June 8, 2018Publication date: May 23, 2019Inventors: Jeong Bong PARK, Se Hwan BONG, Mi Ok PARK, Kyeong Jun KIM, Hang Kyu CHO
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Publication number: 20180261754Abstract: An electronic component includes external electrodes formed on an external surface of a body to be electrically connected to internal electrodes, and containing metal particles and glass, wherein the metal particles include particles having a polyhedral shape.Type: ApplicationFiled: May 9, 2018Publication date: September 13, 2018Inventors: Jeong Ryeol KIM, Bum Suk KANG, Hyo Min KANG, Hang Kyu CHO, Chang Hoon KIM