Patents by Inventor Jae Hwan Han

Jae Hwan 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).

  • 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
  • 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
  • Patent number: 9082557
    Abstract: There is provided a multilayer ceramic capacitor including a ceramic body including dielectric layers, first and second internal electrodes formed within the ceramic body and disposed to face each other, having the dielectric layer interposed therebetween, first and second electrode layers disposed on outer surfaces of the ceramic body and electrically connected to the first and second internal electrodes, respectively, a conductive resin layer disposed on the first and second electrode layers and containing copper powder, a nickel plating layer disposed on an outer portion of the conductive resin layer, and a copper-nickel alloy layer disposed between the conductive resin layer and the nickel plating layer and having a thickness of 1 to 10 nm.
    Type: Grant
    Filed: July 3, 2013
    Date of Patent: July 14, 2015
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byoung Jin Chun, Byung Jun Jeon, Kyung Pyo Hong, Jae Hwan Han
  • Patent number: 9019690
    Abstract: There is provided a conductive resin composition including 10 to 50 wt % of a gel type silicon rubber such as polydimethylsiloxane (PDMS), and 50 to 90 wt % of conductive metal powder particles.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: April 28, 2015
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Kyung Pyo Hong, Hyun Hee Gu, Byoung Jin Chun, Jae Hwan Han
  • Patent number: 9006875
    Abstract: Provided is a semiconductor device and method of fabricating the semiconductor memory device. The semiconductor device may be formed by forming a first welding groove along outside edges of one case of a pair of upper and lower cases, forming a first welding protrusion along outside edges of the other case, the first welding protrusion being formed to correspond to the first welding groove and having a volume larger than a volume of the first welding groove. The method may further include inserting the first welding protrusion into the first welding groove to enclose a memory module in an inner accommodating space of the upper and lower cases, melting the first welding protrusion so that a first portion of the first welding protrusion fills the first welding groove and a second portion of the first welding protrusion fills a space between welding portions of the upper case and the lower case, and solidifying the first and second portions of the first welding protrusion.
    Type: Grant
    Filed: August 19, 2013
    Date of Patent: April 14, 2015
    Assignee: Samsung Electronis Co., Ltd.
    Inventor: Jae-Hwan Han
  • Publication number: 20150090483
    Abstract: There is provided a multilayer ceramic capacitor including: 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: Application
    Filed: December 24, 2013
    Publication date: April 2, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Je Ik MOON, Byoung Jin CHUN, Hang Kyu CHO, Jae Hwan HAN
  • Publication number: 20150092316
    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: Application
    Filed: June 30, 2014
    Publication date: April 2, 2015
    Inventors: Byoung Jin CHUN, Je Ik MOON, Jae Hwan HAN, Seung Hee YOO
  • Publication number: 20150022940
    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: Application
    Filed: October 23, 2013
    Publication date: January 22, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Hwan HAN, Byoung Jin Chun, Kyung Pyo Hong, Hyun Hee Gu, Byung Jun Jeon
  • Publication number: 20140233147
    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: Application
    Filed: April 26, 2013
    Publication date: August 21, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyung Pyo HONG, Byung Jun JEON, Byoung Jin CHUN, Jae Hwan HAN
  • Publication number: 20140204502
    Abstract: There is provided a multilayer ceramic capacitor including a ceramic body including dielectric layers, first and second internal electrodes formed within the ceramic body and disposed to face each other, having the dielectric layer interposed therebetween, first and second electrode layers disposed on outer surfaces of the ceramic body and electrically connected to the first and second internal electrodes, respectively, a conductive resin layer disposed on the first and second electrode layers and containing copper powder, a nickel plating layer disposed on an outer portion of the conductive resin layer, and a copper-nickel alloy layer disposed between the conductive resin layer and the nickel plating layer and having a thickness of 1 to 10 nm.
    Type: Application
    Filed: July 3, 2013
    Publication date: July 24, 2014
    Inventors: Byoung Jin CHUN, Byung Jun JEON, Kyung Pyo HONG, Jae Hwan HAN
  • Publication number: 20140192453
    Abstract: There is provided a conductive resin composition including 10 to 50 wt % of a gel type silicon rubber such as polydimethylsiloxane (PDMS), and 50 to 90 wt % of conductive metal powder particles.
    Type: Application
    Filed: March 11, 2013
    Publication date: July 10, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyung Pyo HONG, Hyun Hee GU, Byoung Jin CHUN, Jae Hwan HAN
  • Publication number: 20140063684
    Abstract: There is provided conductive paste composition for an external electrode including: a first metal powder particle having a spherical shape and formed of a fine copper; and a second metal powder particle coated on a surface of the first metal powder particle and having a melting point lower than that of the copper.
    Type: Application
    Filed: December 20, 2012
    Publication date: March 6, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyu Ha LEE, Chang Joo LEE, Jae Hwan HAN, Hye Seong KIM, Chang Hoon KIM, Hyun Hee GU, Kyung Pyo HONG, Sung Koo KANG, Byoung Jin CHUN, Byung Jun JEON
  • Publication number: 20140027897
    Abstract: Provided is a semiconductor device and method of fabricating the semiconductor memory device. The semiconductor device may be formed by forming a first welding groove along outside edges of one case of a pair of upper and lower cases, forming a first welding protrusion along outside edges of the other case, the first welding protrusion being formed to correspond to the first welding groove and having a volume larger than a volume of the first welding groove. The method may further include inserting the first welding protrusion into the first welding groove to enclose a memory module in an inner accommodating space of the upper and lower cases, melting the first welding protrusion so that a first portion of the first welding protrusion fills the first welding groove and a second portion of the first welding protrusion fills a space between welding portions of the upper case and the lower case, and solidifying the first and second portions of the first welding protrusion.
    Type: Application
    Filed: July 30, 2013
    Publication date: January 30, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Jae-Hwan HAN
  • Publication number: 20130328182
    Abstract: Provided is a semiconductor device and method of fabricating the semiconductor memory device. The semiconductor device may be formed by forming a first welding groove along outside edges of one case of a pair of upper and lower cases, forming a first welding protrusion along outside edges of the other case, the first welding protrusion being formed to correspond to the first welding groove and having a volume larger than a volume of the first welding groove. The method may further include inserting the first welding protrusion into the first welding groove to enclose a memory module in an inner accommodating space of the upper and lower cases, melting the first welding protrusion so that a first portion of the first welding protrusion fills the first welding groove and a second portion of the first welding protrusion fills a space between welding portions of the upper case and the lower case, and solidifying the first and second portions of the first welding protrusion.
    Type: Application
    Filed: August 19, 2013
    Publication date: December 12, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Jae-Hwan HAN
  • Patent number: 8513056
    Abstract: Provided is a semiconductor device and method of fabricating the semiconductor memory device. The semiconductor device may be formed by forming a first welding groove along outside edges of one case of a pair of upper and lower cases, forming a first welding protrusion along outside edges of the other case, the first welding protrusion being formed to correspond to the first welding groove and having a volume larger than a volume of the first welding groove. The method may further include inserting the first welding protrusion into the first welding groove to enclose a memory module in an inner accommodating space of the upper and lower cases, melting the first welding protrusion so that a first portion of the first welding protrusion fills the first welding groove and a second portion of the first welding protrusion fills a space between welding portions of the upper case and the lower case, and solidifying the first and second portions of the first welding protrusion.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: August 20, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Jae-Hwan Han
  • Patent number: D729250
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: May 12, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Jae-hwan Han