Patents by Inventor Byoung Jin Chun

Byoung Jin Chun 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).

  • Patent number: 10790087
    Abstract: A multilayer ceramic electronic part includes a body portion including an internal electrode and a dielectric layer, a first electrode layer disposed on at least one surface of the body portion and electrically connected to the internal electrode, and a conductive resin layer disposed on the first electrode layer and including a first conductivity-type metal particle, a second conductivity-type metal, and a base resin. The second conductivity-type metal has a melting point lower than a curing temperature of the base resin.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: September 29, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byoung Jin Chun, Hye Jin Jeong, Chung Yeol Lee, Sang Moon Lee, Hye Young Choi, Myung Jun Park, Young Sook Lee
  • Patent number: 10537025
    Abstract: A capacitor includes a body, first and second external electrodes, and first and second auxiliary external electrodes. The body includes first and second internal electrodes each having first and second lead portions exposed to one surface of the body. The first and second external electrodes are disposed on the one surface of the body and electrically connected to the first and second internal electrodes, respectively. The first and second auxiliary external electrodes are electrically connected to the first and second external electrodes, respectively, and cover portions of surfaces of the body connected to the one surface of the body.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: January 14, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Su Youn You, Jae Yeol Choi, Hyun Hee Gu, Byoung-Jin Chun
  • Patent number: 10525498
    Abstract: A slot coating apparatus having an improved coating bead region is disclosed. An embodiment of the invention provides a slot coating apparatus configured to coat a coating liquid containing a high concentration of particles over a substrate, where the slot coating apparatus includes: a first slot die that is arranged at a downstream side of the coating liquid; a second slot die that is arranged at an upstream side of the coating liquid and is positioned facing the first slot die; a coating bead cover that extends from one side of the first slot die along a movement direction of the substrate; and a pressure adjustment device that is disposed at the second slot die side and is configured to form a pressure gradient between the downstream and the upstream.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: January 7, 2020
    Assignee: Korea University Research and Businss Foundation
    Inventors: Hyun Wook Jung, Byoung Jin Chun, Kwan Young Lee, Jin Seok Park, Gi Wook Lee, Won Gi Ahn
  • Patent number: 10312022
    Abstract: A capacitor includes a capacitor body having upper and lower surfaces and end surfaces connecting the upper and lower surfaces; and an external electrode disposed on a surface of the capacitor body and having a first electrode layer, a second electrode layer, and a third electrode layer. The second electrode layer includes metal and resin and is interposed between the first electrode layer and the third electrode layer, and a portion of the second electrode layer covering the end surface of the capacitor body has a thickness less than that of a portion of the first electrode layer covering the end surface of the capacitor body.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: June 4, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sang Moon Lee, Myung Jun Park, Hye Jin Jeong, Chung Yeol Lee, Young Sook Lee, Jae Yeol Choi, Hye Young Choi, Byoung Jin Chun
  • Publication number: 20190160485
    Abstract: A slot coating apparatus having an improved coating bead region is disclosed. An embodiment of the invention provides a slot coating apparatus configured to coat a coating liquid containing a high concentration of particles over a substrate, where the slot coating apparatus includes: a first slot die that is arranged at a downstream side of the coating liquid; a second slot die that is arranged at an upstream side of the coating liquid and is positioned facing the first slot die; a coating bead cover that extends from one side of the first slot die along a movement direction of the substrate; and a pressure adjustment device that is disposed at the second slot die side and is configured to form a pressure gradient between the downstream and the upstream.
    Type: Application
    Filed: June 29, 2018
    Publication date: May 30, 2019
    Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Hyun Wook JUNG, Byoung Jin Chun, Kwan Young Lee, Jin Seok Park, Gi Wook Lee, Won Gi Ahn
  • Publication number: 20190148076
    Abstract: A multilayer ceramic electronic part includes a body portion including an internal electrode and a dielectric layer, a first electrode layer disposed on at least one surface of the body portion and electrically connected to the internal electrode, and a conductive resin layer disposed on the first electrode layer and including a first conductivity-type metal particle, a second conductivity-type metal, and a base resin. The second conductivity-type metal has a melting point lower than a curing temperature of the base resin.
    Type: Application
    Filed: January 15, 2019
    Publication date: May 16, 2019
    Inventors: Byoung Jin CHUN, Hye Jin JEONG, Chung Yeol LEE, Sang Moon LEE, Hye Young CHOI, Myung Jun PARK, Young Sook LEE
  • Patent number: 10187994
    Abstract: A capacitor includes a body, first and second external electrodes, and first and second auxiliary external electrodes. The body includes first and second internal electrodes each having first and second lead portions exposed to one surface of the body. The first and second external electrodes are disposed on the one surface of the body and electrically connected to the first and second internal electrodes, respectively. The first and second auxiliary external electrodes are electrically connected to the first and second external electrodes, respectively, and cover portions of surfaces of the body connected to the one surface of the body.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: January 22, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Su Youn You, Jae Yeol Choi, Hyun Hee Gu, Byoung Jin Chun
  • Publication number: 20180177051
    Abstract: A capacitor includes a body, first and second external electrodes, and first and second auxiliary external electrodes. The body includes first and second internal electrodes each having first and second lead portions exposed to one surface of the body. The first and second external electrodes are disposed on the one surface of the body and electrically connected to the first and second internal electrodes, respectively. The first and second auxiliary external electrodes are electrically connected to the first and second external electrodes, respectively, and cover portions of surfaces of the body connected to the one surface of the body.
    Type: Application
    Filed: January 30, 2018
    Publication date: June 21, 2018
    Inventors: Su Youn YOU, Jae Yeol CHOI, Hyun Hee GU, Byoung-Jin CHUN
  • Patent number: 9743514
    Abstract: A multilayer ceramic electronic component includes a ceramic body including dielectric layers and internal electrodes and 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, base electrode layers disposed on the ceramic body and including main portions connected to the internal electrodes and extension portions extending from the main portions, and resin electrode layers disposed on the base electrode layers while leaving end portions of the extension portions exposed. A width of the extension portion is narrower than a width of the outer surface of the ceramic body on which the extension portion is disposed, measured in a direction parallel to a width direction of the extension portion.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: August 22, 2017
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyun Hee Gu, Myung Jun Park, Hye Jin Jeong, Byoung Jin Chun, Young Sook Lee, Hye Young Choi, Chung Yeol Lee
  • Publication number: 20170178811
    Abstract: A multilayer ceramic electronic part includes a body portion including an internal electrode and a dielectric layer, a first electrode layer disposed on at least one surface of the body portion and electrically connected to the internal electrode, and a conductive resin layer disposed on the first electrode layer and including a first conductivity-type metal particle, a second conductivity-type metal, and a base resin. The second conductivity-type metal has a melting point lower than a curing temperature of the base resin.
    Type: Application
    Filed: July 22, 2016
    Publication date: June 22, 2017
    Inventors: Byoung Jin CHUN, Hye Jin JEONG, Chung Yeol LEE, Sang Moon LEE, Hye Young CHOI, Myung Jun PARK, Young Sook LEE
  • Publication number: 20170154729
    Abstract: A capacitor includes a capacitor body having upper and lower surfaces and end surfaces connecting the upper and lower surfaces; and an external electrode disposed on a surface of the capacitor body and having a first electrode layer, a second electrode layer, and a third electrode layer. The second electrode layer includes metal and resin and is interposed between the first electrode layer and the third electrode layer, and a portion of the second electrode layer covering the end surface of the capacitor body has a thickness less than that of a portion of the first electrode layer covering the end surface of the capacitor body.
    Type: Application
    Filed: October 20, 2016
    Publication date: June 1, 2017
    Inventors: Sang Moon LEE, Myung Jun PARK, Hye Jin JEONG, Chung Yeol LEE, Young Sook LEE, Jae Yeol CHOI, Hye Young CHOI, Byoung Jin CHUN
  • Publication number: 20170127521
    Abstract: A capacitor includes a body, first and second external electrodes, and first and second auxiliary external electrodes. The body includes first and second internal electrodes each having first and second lead portions exposed to one surface of the body. The first and second external electrodes are disposed on the one surface of the body and electrically connected to the first and second internal electrodes, respectively. The first and second auxiliary external electrodes are electrically connected to the first and second external electrodes, respectively, and cover portions of surfaces of the body connected to the one surface of the body.
    Type: Application
    Filed: October 7, 2016
    Publication date: May 4, 2017
    Inventors: Su Youn YOU, Jae Yeol CHOI, Hyun Hee GU, Byoung Jin CHUN
  • Patent number: 9583265
    Abstract: A multilayer ceramic electronic component includes a ceramic body including internal electrodes and dielectric layers, and an electrode layer disposed on at least one surface of the ceramic body and electrically connected to the internal electrodes. A conductive resin layer containing metal particles and a base resin is disposed on the electrode layer. When a weight ratio of metal to carbon in a surface portion of the conductive resin layer is defined as A, and a weight ratio of metal to carbon in an internal portion of the conductive resin layer is defined as B, A is greater than B.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: February 28, 2017
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byoung Jin Chun, Je Ik Moon, Jae Hwan Han, Seung Hee Yoo
  • Publication number: 20160268044
    Abstract: A multilayer ceramic component is provided. The multilayer ceramic component includes a ceramic body including a plurality of ceramic laminates, each including a plurality of dielectric layers and a plurality of internal electrodes and 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 a plurality of external electrodes including base electrode layers disposed on outer surfaces of the ceramic body and respectively connected to the internal electrodes of the ceramic laminates, and resin electrode layers disposed on the base electrode layers to expose at least portions of end portions of the base electrode layers, respectively.
    Type: Application
    Filed: September 22, 2015
    Publication date: September 15, 2016
    Inventors: Hyun Hee GU, Myung Jun PARK, Byoung Jin CHUN, Young Sook LEE, Hye Jin JEONG, Hye Young CHOI, Chung Yeol LEE
  • Publication number: 20160211074
    Abstract: A multilayer ceramic electronic component includes a ceramic body including dielectric layers and internal electrodes and 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, base electrode layers disposed on the ceramic body and including main portions connected to the internal electrodes and extension portions extending from the main portions, and resin electrode layers disposed on the base electrode layers while leaving end portions of the extension portions exposed. A width of the extension portion is narrower than a width of the outer surface of the ceramic body on which the extension portion is disposed, measured in a direction parallel to a width direction of the extension portion.
    Type: Application
    Filed: July 8, 2015
    Publication date: July 21, 2016
    Inventors: Hyun Hee GU, Myung Jun PARK, Hye Jin JEONG, Byoung Jin CHUN, Young Sook LEE, Hye Young CHOI, Chung Yeol LEE
  • Patent number: 9368282
    Abstract: A multilayer ceramic capacitor includes a ceramic body including dielectric layers and internal electrodes; an electrode layer disposed on an outer surface of the ceramic body and electrically connected to the internal electrodes; a first composite resin layer disposed on the electrode layer and including a first conductive powder; and a second composite resin layer disposed on the first composite resin layer and including a second conductive powder different from the first conductive powder.
    Type: Grant
    Filed: December 24, 2013
    Date of Patent: June 14, 2016
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Je Ik Moon, Byoung Jin Chun, Hang Kyu Cho, Jae Hwan Han
  • Patent number: 9343232
    Abstract: There is provided a conductive paste composition for an external electrode, the conductive paste composition including a polymer resin, spherical first conductive metal particles included in the polymer resin and being hollow in at least a portion thereof, and second conductive metal particles of a flake shape included in the polymer resin and being hollow in at least a portion thereof.
    Type: Grant
    Filed: October 23, 2013
    Date of Patent: May 17, 2016
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Hwan Han, Byoung Jin Chun, Kyung Pyo Hong, Hyun Hee Gu, Byung Jun Jeon
  • Publication number: 20160055961
    Abstract: A wire wound inductor and a manufacturing method thereof. A wire wound inductor in accordance with an aspect of the present invention includes a magnetic core, a coil being wound and installed in the magnetic core, and a conductive resin layer being formed on each of both ends of the magnetic core for electrical connection with the coil. The conductive resin layer includes a head covering a surface of the end of the magnetic core and a band being extended from the head to a lateral surface of the end of the magnetic core, and the head is formed to be relatively thinner than the band.
    Type: Application
    Filed: April 15, 2015
    Publication date: February 25, 2016
    Inventors: Hyun-Hee GU, Woo-Kyung SUNG, Young-Sook LEE, Byoung-Jin CHUN, Hye-Jin JEONG, Myung-Jun PARK, Jae-Hwan HAN
  • Publication number: 20160042857
    Abstract: There are provided a chip electronic component including: a magnetic body including an insulating substrate and a conductive coil pattern which is disposed on at least one surface of the insulating substrate; and external electrodes disposed on both end portions of the magnetic body to be connected to end portions of the conductive coil pattern, wherein each of the external electrodes includes a first plating layer disposed on an end surface of the magnetic body to be connected to the conductive coil pattern and a conductive resin layer covering the first plating layer and extended to main surfaces of the magnetic body.
    Type: Application
    Filed: March 13, 2015
    Publication date: February 11, 2016
    Inventors: Byoung Jin CHUN, Woo Kyung SUNG, Hyun Hee GU, Young Sook LEE, Hye Jin JEONG, Jae Hwan HAN
  • Patent number: 9190207
    Abstract: There is provided a multilayer ceramic electronic component, including a ceramic body including dielectric layers; a plurality of internal electrodes stacked within the ceramic body, and external electrodes formed on external surfaces of the ceramic body and electrically connected to the internal electrodes, wherein the external electrodes include a metal layer and a conductive resin layer formed on the metal layer, the conducive resin layer containing a copper powder and an epoxy resin, the copper powder including a first copper powder having a content of 10 wt % or more and a particle diameter of 2 ?m or greater and a second copper powder having a content of 5 wt % or more and a particle diameter of 0.7 ?m or smaller, the first copper powder being a mixture of spherical powder particles and flake type powder particles.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: November 17, 2015
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyung Pyo Hong, Byung Jun Jeon, Byoung Jin Chun, Jae Hwan Han