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).
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Patent number: 11958131Abstract: 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: GrantFiled: November 4, 2020Date of Patent: April 16, 2024Assignee: Hyundai Steel CompanyInventors: Chang Yong Lee, Jeong Seok Kim, Sung Ryul Kim, Tae Woo Kwon
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Patent number: 11912910Abstract: 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: GrantFiled: March 25, 2021Date of Patent: February 27, 2024Assignee: DONGWOO FINE-CHEM CO., LTD.Inventors: Hyuk Hwan Kwon, Sun Kwon Ahn, Chang Yong Lee
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Publication number: 20230049325Abstract: 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: ApplicationFiled: December 14, 2021Publication date: February 16, 2023Inventors: Chang Yong KWON, Dong Kyun RYU, Yun Sic BANG, Sang Keun JI
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Publication number: 20220385174Abstract: 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: ApplicationFiled: September 10, 2021Publication date: December 1, 2022Inventors: Chang Yong Kwon, Dong Kyun RYU, Yun Sic BANG
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Publication number: 20220285069Abstract: 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: ApplicationFiled: January 25, 2022Publication date: September 8, 2022Inventors: Chang Yong KWON, Dong Kyun RYU, Yun Sic BANG
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TRANSFORMER HAVING REVERSE STRUCTURE, POWER SUPPLY, AND FLAT PANEL DISPLAY DEVICE INCLUDING THE SAME
Publication number: 20220277888Abstract: 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: ApplicationFiled: February 21, 2022Publication date: September 1, 2022Inventors: Chang Yong KWON, Dong Kyun RYU, Yun Sic BANG -
Publication number: 20150097646Abstract: 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: ApplicationFiled: April 30, 2014Publication date: April 9, 2015Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Geun Young PARK, Chang Yong Kwon, Jong Woo Kim, Young Min Lee, Duck Jin An
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Patent number: 8624698Abstract: 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: GrantFiled: June 26, 2012Date of Patent: January 7, 2014Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Deuk Hoon Kim, Dae Young Hwang, Myeong Jeong Kim, Jong Woo Kim, Chang Yong Kwon
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Publication number: 20130169400Abstract: 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: ApplicationFiled: June 26, 2012Publication date: July 4, 2013Inventors: Deuk Hoon KIM, Dae Young Hwang, Myeong Jeong Kim, Jong Woo Kim, Chang Yong Kwon
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Patent number: 8344838Abstract: 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: GrantFiled: April 18, 2011Date of Patent: January 1, 2013Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Geun Young Park, Sang Joon Seo, Jae Gen Eom, Chang Yong Kwon
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Patent number: 8058959Abstract: 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: GrantFiled: December 17, 2009Date of Patent: November 15, 2011Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Geun Young Park, Sang Joon Seo, Jae Gen Eom, Chang Yong Kwon
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Publication number: 20110193668Abstract: 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: ApplicationFiled: April 18, 2011Publication date: August 11, 2011Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Geun Young PARK, Sang Joon SEO, Jae Gen EOM, Chang Yong KWON
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Publication number: 20110084789Abstract: 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: ApplicationFiled: December 17, 2009Publication date: April 14, 2011Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Geun Young PARK, Sang Joon Seo, Jae Gen Eom, Chang Yong Kwon