Patents by Inventor Woo Chul Shin
Woo Chul Shin 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: 11657976Abstract: A capacitor component includes a body having a lamination portion in which first internal electrodes and second internal electrodes are alternately disposed to face each other in a first direction with dielectric layers disposed therebetween, and first and second margin portions disposed on respective opposing sides of the lamination portion in a second direction perpendicular to the first direction. First and second external electrodes are disposed on respective opposing sides of the body in a third direction and are electrically connected to the first and second internal electrodes, respectively. Each of the first and second margin portions includes a reinforcing pattern.Type: GrantFiled: March 31, 2020Date of Patent: May 23, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jong Ho Lee, Yong Park, Woo Chul Shin, Ki Pyo Hong
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Patent number: 11651897Abstract: An electronic component includes a capacitor body having alternately stacked first and second internal electrodes with dielectric layers therebetween, the capacitor body having first to sixth surfaces and the first internal electrodes and the second internal electrodes being exposed through the third surface and the fourth surface, respectively. First and second external electrodes are disposed respectively on the third and fourth surfaces of the body and respectively connected to the first and second internal electrodes. A shielding layer includes a cap portion disposed on the second surface of the capacitor body and a side wall portion disposed on the third, fourth, fifth, and sixth surfaces of the capacitor body, and an insulating layer is disposed between the capacitor body and the shielding layer. The shielding layer consists of first and second shielding layers offset from each other in a direction connecting the third and fourth surfaces.Type: GrantFiled: February 11, 2021Date of Patent: May 16, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Chan Yoon, Sang Soo Park, Hwi Dae Kim, Woo Chul Shin, Ji Hong Jo
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Patent number: 11636983Abstract: The multilayer ceramic electronic component includes a ceramic body including a dielectric layer; and first and second internal electrodes disposed inside the ceramic body, and disposed to oppose each other with the dielectric layer interposed therebetween. When an average thickness of the dielectric layer is referred to as td and a standard deviation of a thickness of the dielectric layer in each position is referred to as ?td, while an average thickness of the first and second internal electrodes is referred to as to and a standard deviation of a thickness of a pre-determined region of any layer of the internal electrodes in each position is referred to as ?te, a ratio (?te/?td) of the standard deviation of the internal electrodes in each position to the standard deviation of the thickness of the dielectric layer in each position satisfies 1.10??te/?td?1.35.Type: GrantFiled: April 22, 2022Date of Patent: April 25, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Tae Sung Kim, Hyeong Sik Yun, Woo Chul Shin, Joon Woon Lee
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Patent number: 11626254Abstract: A capacitor component includes a body including a layered portion having alternately stacked first and second internal electrodes laminated with dielectric layers interposed therebetween in a first direction, and first and second connecting portions disposed on two opposing surfaces of the layered portion, respectively, in a second direction perpendicular to the first direction and electrically connected to the first and second internal electrodes, respectively. The first and second connecting portions each include a metal layer disposed on the layered portion, a ceramic layer disposed on the metal layer, and an exposed portion penetrating through the ceramic layer to be in contact with the metal layer.Type: GrantFiled: October 18, 2021Date of Patent: April 11, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yong Park, Jong Ho Lee, Woo Chul Shin, Ki Pyo Hong
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Publication number: 20230083438Abstract: A multilayer ceramic electronic component includes a ceramic body having first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction; and an external electrode disposed on one of the third and fourth surfaces and extending onto the first and second surfaces of. A relational expression of 0.9?A/BW<1.0 is satisfied, where a shortest distance, in the second direction, from an end portion of the ceramic body which the external electrode is disposed at to an end portion of the external electrode disposed on one of the first and second surfaces, is denoted by “A”, and a longest distance, in the second direction, from the end portion of the ceramic body to the end portion of the external electrode, is denoted by “BW”.Type: ApplicationFiled: November 9, 2022Publication date: March 16, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yu Bi HAN, Chae Min PARK, Woo Chul SHIN, Ji Hee MOON, Ji Hea KIM, Ji Hong JO
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Patent number: 11600841Abstract: A separator assembly for a fuel cell includes a first separator having tunnel-shaped fastening parts formed on a plurality of points of an edge area thereof, and a second separator having insert parts formed at positions corresponding to each of the fastening parts of the first separator on an edge area thereof to be inserted into the fastening parts, wherein the insert parts of the second separator are inserted into the fastening parts of the first separator to assemble the first separator and the second separator.Type: GrantFiled: February 24, 2021Date of Patent: March 7, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jae Hyeon Choi, Woo Chul Shin
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Patent number: 11600443Abstract: A multilayer electronic component in the example embodiment includes a Si-organic compound layer including a body covering portion disposed on a region of an exterior surface of a body between external electrodes and an extended portion extending from the body covering portion to a region between a plating layer and an additional plating layer of the external electrode, thereby having improved warpage strength and moisture resistance.Type: GrantFiled: October 14, 2021Date of Patent: March 7, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Dong Yeong Kim, Woo Chul Shin, Ji Hong Jo
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Publication number: 20230061474Abstract: A multilayer capacitor and a board having the multilayer capacitor mounted thereon are provided. The multilayer capacitor includes a capacitor body including a dielectric layer and first and second internal electrodes, and first and second external electrodes disposed on both ends of the capacitor body and connected to exposed portions of the first and second internal electrodes, respectively. A/B satisfies 0.0016?A/B<1 in which A is a thickness of the dielectric layer and B is an average length of margins of the capacitor body in a length direction, and A is 1 ?m or less.Type: ApplicationFiled: October 26, 2022Publication date: March 2, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwi Dae Kim, Ji Hong Jo, Woo Chul Shin, Chan Yoon, Sang Soo Park
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Publication number: 20230061374Abstract: A fuel cell stack in which plurality of cells including a plurality of reactive cells and at least one or more dummy cells is stacked, wherein each of the reactive cells has a separator for a reactive cell on which at least one or more insulating gaskets is exposedly formed on the outer surface, wherein the dummy cells have a separator for a dummy cell on which at least one or more insulating gaskets is exposedly formed on the outer surface, and wherein separators can be distinguished by means of identification gaskets exposedly formed to have different shapes, and a separator for a fuel cell for comprising the same.Type: ApplicationFiled: May 6, 2022Publication date: March 2, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Soo Jin LIM, Woo Chul SHIN
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Patent number: 11594375Abstract: A multilayer capacitor includes a capacitor body having an active region, upper and lower cover regions, and width margins on opposing sides of the active region. The width margin includes a first region on an internal side thereof adjacent the first and second internal electrodes and a second region on an external side between the first region and a respective external surface of the capacitor body, and the upper and lower cover regions each include a third region on an internal side thereof adjacent the internal electrodes and a fourth region on an external side between the third region and a respective external surface of the capacitor body. The active region, the second region, and the fourth region have a same dielectric constant A, and the first and third regions have a same dielectric constant B, and A and B are different from each other and satisfy 0.5?B/A.Type: GrantFiled: January 31, 2020Date of Patent: February 28, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwi Dae Kim, Sang Soo Park, Chan Yoon, Woo Chul Shin, Ji Hong Jo
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Publication number: 20230046899Abstract: A multilayer capacitor includes a ceramic body including a dielectric layer, and having first to sixth surfaces, connected to the first surface to the fourth surface and opposing each other, a plurality of internal electrodes disposed inside the ceramic body, exposed to the fifth surface and the sixth surface, and having one ends exposed to the third surface or the fourth surface, and a first side margin portion and a second side margin portion disposed on end portions of the internal electrode, exposed to the fifth surface and the sixth surface, the first and second side margin portions are divided into an inner layer formed to be adjacent to the ceramic body, and an outer layer formed on the inner layer, and a dielectric constant of the inner layer is lower than a dielectric constant of the outer layer.Type: ApplicationFiled: November 3, 2022Publication date: February 16, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yong PARK, Jong Ho LEE, Woo Chul SHIN, Ki Pyo HONG
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Publication number: 20230030737Abstract: A capacitor component includes a body having a lamination portion in which first internal electrodes and second internal electrodes are alternately disposed to face each other in a first direction with dielectric layers disposed therebetween, and first and second margin portions disposed on respective opposing sides of the lamination portion in a second direction perpendicular to the first direction. First and second external electrodes are disposed on respective opposing sides of the body in a third direction and are electrically connected to the first and second internal electrodes, respectively. Each of the first and second margin portions includes a reinforcing pattern.Type: ApplicationFiled: October 14, 2022Publication date: February 2, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jong Ho Lee, Yong Park, Woo Chul Shin, Ki Pyo Hong
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Publication number: 20230036133Abstract: A multilayer ceramic capacitor includes a body including a dielectric layer and first and second internal electrodes having different sizes to each other, and having first and second surfaces of the first and second internal electrodes, opposing each other in a stacking direction, third and fourth surfaces connected to the first and second surfaces and opposing each other, and fifth and sixth surfaces connected to the first and second surfaces and connected to the third and fourth surfaces, and opposing each other; and first and second external electrodes.Type: ApplicationFiled: September 27, 2022Publication date: February 2, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwi Dae KIM, Chan YOON, Ji Hong JO, Sang Soo PARK, Woo Chul SHIN
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Patent number: 11569034Abstract: A multilayer ceramic electronic component includes a ceramic body including first and second internal electrodes disposed to face each other and a dielectric layer interposed therebetween. When an average thickness of the dielectric layer is denoted as ‘td,’ an average thickness of the first and second internal electrodes is denoted as ‘te,’ and a standard deviation of thicknesses of an internal electrode, measured at a plurality of points in a predetermined region of the internal electrode, is denoted as ‘?te,’ a ratio of the standard deviation of thicknesses of the internal electrode to the average thickness of the dielectric layer, which is denoted as ‘?te/td,’ satisfies 0.12??te/td?0.21.Type: GrantFiled: September 1, 2021Date of Patent: January 31, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyoung Jin Cha, Hyun Soo Oh, Woo Chul Shin, Hye Ji Jang
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Publication number: 20230013554Abstract: A multilayer electronic component includes a multilayer capacitor including a capacitor body and a plurality of external electrodes spaced apart from each other on a mounting surface of the capacitor body, and a connection terminal including a plurality of land portions disposed on the plurality of external electrodes, respectively. When a thickness of the multilayer capacitor is defined as T1 and a distance from an uppermost end of the plurality of external electrodes to a bottom of the connection terminal is defined as T2, T1/T2 is 0.6 to 0.9.Type: ApplicationFiled: September 28, 2022Publication date: January 19, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Heung Kil PARK, Se Hun PARK, Hun Gyu PARK, Woo Chul SHIN, Ji Hong JO
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Patent number: 11527363Abstract: A multilayer ceramic electronic component includes a ceramic body having first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction; and an external electrode disposed on one of the third and fourth surfaces and extending onto the first and second surfaces of. A relational expression of 0.9?A/BW<1.0 is satisfied, where a shortest distance, in the second direction, from an end portion of the ceramic body which the external electrode is disposed at to an end portion of the external electrode disposed on one of the first and second surfaces, is denoted by “A”, and a longest distance, in the second direction, from the end portion of the ceramic body to the end portion of the external electrode, is denoted by “BW”.Type: GrantFiled: September 4, 2020Date of Patent: December 13, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yu Bi Han, Chae Min Park, Woo Chul Shin, Ji Hee Moon, Ji Hea Kim, Ji Hong Jo
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Patent number: 11527358Abstract: A multilayer ceramic electronic component includes a ceramic body comprising dielectric layers and first and second internal electrodes laminatedly disposed in a third direction with respective dielectric layers interposed therebetween, and first electrode and second external electrodes disposed on both surfaces of the ceramic body in the first direction and electrically connected to the first and second internal electrodes. When an absolute value of a horizontal angle in the second direction of the first internal electrode with respect to the first surface of the ceramic body is referred to a first angle of the internal electrode, a total sum of the first angles is less than 10°.Type: GrantFiled: June 16, 2021Date of Patent: December 13, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwi Dae Kim, Ji Hong Jo, Woo Chul Shin, Sang Soo Park, Chan Yoon
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Publication number: 20220384108Abstract: A multilayer electronic component includes a body including dielectric layers and internal electrodes alternately disposed in a first direction, and external electrodes disposed on the body to be connected to the internal electrodes. At least one internal electrode of the internal electrodes includes a plurality of disconnected portions penetrating through a respective internal electrode. A disconnected portion of the plurality of disconnected portions includes at least one of a pore or a dielectric substance disposed to connect adjacent dielectric layers to each other. A dielectric filling ratio, defined as a ratio of an overall length of the dielectric substance to an overall length of the disconnected portion on a cross section in the third and first directions, is more than 20% to 80% or less.Type: ApplicationFiled: August 12, 2022Publication date: December 1, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyoung Jin CHA, Woo Chul SHIN, Seung Heui LEE, Beom Seock OH
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Patent number: 11515094Abstract: A multilayer capacitor and a board having the multilayer capacitor mounted thereon are provided. The multilayer capacitor includes a capacitor body including a dielectric layer and first and second internal electrodes, and first and second external electrodes disposed on both ends of the capacitor body and connected to exposed portions of the first and second internal electrodes, respectively. A/B satisfies 0.0016?A/B<1 in which A is a thickness of the dielectric layer and B is an average length of margins of the capacitor body in a length direction, and A is 1 ?m or less.Type: GrantFiled: January 28, 2020Date of Patent: November 29, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwi Dae Kim, Ji Hong Jo, Woo Chul Shin, Chan Yoon, Sang Soo Park
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Patent number: 11501922Abstract: A multilayer electronic component includes a silicon (Si) organic compound layer having a body cover portion disposed in a region, in which electrode layers are not disposed, of external surfaces of a body, and an extending portion disposed to extend from the body cover portion between an electrode layer and a conductive resin layer of an external electrode, and thus, may improve bending strength and humidity resistance reliability.Type: GrantFiled: March 31, 2020Date of Patent: November 15, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Dong Yeong Kim, Ji Hong Jo, Woo Chul Shin