Patents by Inventor Chang Yong Kwon

Chang Yong Kwon 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: 11958131
    Abstract: Disclosed are an aluminum-coated blank, a manufacturing method thereof, and an apparatus for manufacturing the same. The blank includes two or more aluminum-coated steel sheets connected together by a joint, each of the steel sheets including: a base steel sheet including 0.01-0.5 wt % of carbon, 0.01-1.0 wt % of silicon, 0.5-3.0 wt % of manganese, greater than 0 but not greater than 0.05 wt % of phosphorus, greater than 0 but not greater than 0.01 wt % of sulfur, greater than 0 but not greater than 0.1 wt % of aluminum, greater than 0 but not greater than 0.001 wt % of nitrogen, and the balance of iron and other inevitable impurities; and a coating layer including aluminum and formed on at least one surface of the base steel sheet.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: April 16, 2024
    Assignee: Hyundai Steel Company
    Inventors: Chang Yong Lee, Jeong Seok Kim, Sung Ryul Kim, Tae Woo Kwon
  • Patent number: 11912910
    Abstract: A conductive film laminate according to an embodiment of the present disclosure includes a carrier substrate, a conductive film liner on the carrier substrate, and a conductive adhesive film formed on the conductive film liner. The conductive film liner and the conductive adhesive film may form a cut pattern which does not cover the entire carrier substrate. The conductive adhesive film having a narrow width can be stably supplied on the carrier substrate. The conductive adhesive film may be used as an anisotropic conductive film for a bonding process of a touch sensor.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: February 27, 2024
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Hyuk Hwan Kwon, Sun Kwon Ahn, Chang Yong Lee
  • Publication number: 20230049325
    Abstract: A transformer includes: a magnetic core including a lower magnetic structure and an upper magnetic structure; a printed circuit board arranged between the lower magnetic structure and the upper magnetic structure and including a core hole through which a midsection of the magnetic core penetrates, a primary coil, a secondary coil, a primary via-hole formed at an end of the printed circuit board and electrically connected to the primary coil, and a secondary via-hole formed at another end of the printed circuit board and electrically connected to the secondary coil; a primary pin inserted into the primary via-hole; a secondary pin inserted into the secondary via-hole; an insulating block into which a portion of the printed circuit board is inserted; and a mount on which the printed circuit board and the insulating block are mounted.
    Type: Application
    Filed: December 14, 2021
    Publication date: February 16, 2023
    Inventors: Chang Yong KWON, Dong Kyun RYU, Yun Sic BANG, Sang Keun JI
  • Publication number: 20220385174
    Abstract: Provided is a coil structure including an inductor coil having a self-bonding wire structure and including a central hole, a detection coil electromagnetically coupled to the inductor coil, a support unit surrounding at least a portion of an outer periphery of the inductor coil, and a housing including an upper magnetic body and a lower magnetic body facing each other in a vertical direction with the inductor coil therebetween to form an inner space in which the inductor coil and the detection coil are provided, the upper magnetic body and the lower magnetic body each including a protrusion inserted into the central hole of the inductor coil.
    Type: Application
    Filed: September 10, 2021
    Publication date: December 1, 2022
    Inventors: Chang Yong Kwon, Dong Kyun RYU, Yun Sic BANG
  • Publication number: 20220285069
    Abstract: A base includes a support plate, an inner wall provided on the support plate, an outer wall arranged apart from the inner wall in a first direction parallel to an upper surface of the support plate, and an insulating cover protruding from the outer wall in the first direction, wherein the outer wall and the inner wall extend in a second direction crossing the first direction.
    Type: Application
    Filed: January 25, 2022
    Publication date: September 8, 2022
    Inventors: Chang Yong KWON, Dong Kyun RYU, Yun Sic BANG
  • Publication number: 20220277888
    Abstract: A transformer having a reverse structure includes: a bobbin part including an inner bobbin and an outer bobbin including, respectively, body parts having through-holes formed therein and having a tubular shape and flange portions protruding outwardly from both ends of the body parts; coils respectively wound in the inner bobbin and the outer bobbin; and a core electrically coupled to the coils to form a magnetic circuit, wherein the inner bobbin and the outer bobbin include, respectively, external connection terminals fastened to one ends of the flange portions formed at an upper end of the body part and bent in a downward direction.
    Type: Application
    Filed: February 21, 2022
    Publication date: September 1, 2022
    Inventors: Chang Yong KWON, Dong Kyun RYU, Yun Sic BANG
  • Publication number: 20150097646
    Abstract: There is provided a coil component having a significantly reduced size and able to be easily manufactured, the coil component including a winding part formed as a groove having a ring shape; a plurality of coils inserted into and wound in the winding part; and a sealing part filling an internal space of the winding part having the coils wound therein and embedding the coils therein.
    Type: Application
    Filed: April 30, 2014
    Publication date: April 9, 2015
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Geun Young PARK, Chang Yong Kwon, Jong Woo Kim, Young Min Lee, Duck Jin An
  • Patent number: 8624698
    Abstract: A transformer capable of security insulting reliability and a power module having the same are provided. The transformer includes: a winding unit having at least one winding space in which a plurality of coils are wound in a stacked manner on an outer circumferential surface of a cylindrical body portion; and a terminal fastening unit formed to extend from one end of the winding unit in an outer diameter direction and having a plurality of external connection terminals fastened to an end thereof, wherein a width of the winding space is less than 0.45 times that of a diameter of the body portion.
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: January 7, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Deuk Hoon Kim, Dae Young Hwang, Myeong Jeong Kim, Jong Woo Kim, Chang Yong Kwon
  • Publication number: 20130169400
    Abstract: A transformer capable of security insulting reliability and a power module having the same are provided. The transformer includes: a winding unit having at least one winding space in which a plurality of coils are wound in a stacked manner on an outer circumferential surface of a cylindrical body portion; and a terminal fastening unit formed to extend from one end of the winding unit in an outer diameter direction and having a plurality of external connection terminals fastened to an end thereof, wherein a width of the winding space is less than 0.45 times that of a diameter of the body portion.
    Type: Application
    Filed: June 26, 2012
    Publication date: July 4, 2013
    Inventors: Deuk Hoon KIM, Dae Young Hwang, Myeong Jeong Kim, Jong Woo Kim, Chang Yong Kwon
  • Patent number: 8344838
    Abstract: A transformer includes: a bobbin on which a coil is wound; a core coupled with the bobbin to provide a magnetic flux, at least a portion of the core being installed on the PCB in a penetrating manner; and a base plate electrically connected to the coil and having a lead frame connected to the PCB, wherein the base plate is installed to be reversedly disposed at an upper side of the bobbin on the PCB, a space is formed between a lower surface of the base plate and an upper surface of the PCB, and the space between the lower surface of the base plate and the upper surface of the PCB is supported by a support member in contact with the upper surface of the PCB.
    Type: Grant
    Filed: April 18, 2011
    Date of Patent: January 1, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Geun Young Park, Sang Joon Seo, Jae Gen Eom, Chang Yong Kwon
  • Patent number: 8058959
    Abstract: A transformer includes: a bobbin on which a coil is wound; a core coupled with the bobbin to provide a magnetic flux and installed on the PCB in a penetrating manner; and a base plate electrically connected to the coil and having a lead frame connected to the PCB, wherein the lead frame is formed such that the base plate is separated from an upper surface of the PCB.
    Type: Grant
    Filed: December 17, 2009
    Date of Patent: November 15, 2011
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Geun Young Park, Sang Joon Seo, Jae Gen Eom, Chang Yong Kwon
  • Publication number: 20110193668
    Abstract: A transformer includes: a bobbin on which a coil is wound; a core coupled with the bobbin to provide a magnetic flux, at least a portion of the core being installed on the PCB in a penetrating manner; and a base plate electrically connected to the coil and having a lead frame connected to the PCB, wherein the base plate is installed to be reversedly disposed at an upper side of the bobbin on the PCB, a space is formed between a lower surface of the base plate and an upper surface of the PCB, and the space between the lower surface of the base plate and the upper surface of the PCB is supported by a support member in contact with the upper surface of the PCB.
    Type: Application
    Filed: April 18, 2011
    Publication date: August 11, 2011
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Geun Young PARK, Sang Joon SEO, Jae Gen EOM, Chang Yong KWON
  • Publication number: 20110084789
    Abstract: A transformer includes: a bobbin on which a coil is wound; a core coupled with the bobbin to provide a magnetic flux and installed on the PCB in a penetrating manner; and a base plate electrically connected to the coil and having a lead frame connected to the PCB, wherein the lead frame is formed such that the base plate is separated from an upper surface of the PCB.
    Type: Application
    Filed: December 17, 2009
    Publication date: April 14, 2011
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Geun Young PARK, Sang Joon Seo, Jae Gen Eom, Chang Yong Kwon