Patents by Inventor Young Kwon Koo

Young Kwon Koo 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: 10570054
    Abstract: A composition for solar cell electrodes includes a conductive powder, a glass frit, and an organic vehicle. The glass frit contains about 20 mol % to about 40 mol % of an alkali metal, about 20 mol % to about 30 mol % of zinc (Zn), and about 7 mol % to about 20 mol % of magnesium (Mg) in terms of oxide content.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: February 25, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ryun Min Heo, Young Kwon Koo, Sang Hoon Yoo, Jung Chul Lee, Ye Jin Kim, Chul Kyu Kim, Sung Eun Lee, Ji Seon Lee
  • Publication number: 20190010081
    Abstract: A composition for solar cell electrodes includes a conductive powder, a glass frit, and an organic vehicle. The glass frit contains about 20 mol % to about 40 mol % of an alkali metal, about 20 mol % to about 30 mol % of zinc (Zn), and about 7 mol % to about 20 mol % of magnesium (Mg) in terms of oxide content.
    Type: Application
    Filed: April 19, 2018
    Publication date: January 10, 2019
    Inventors: Ryun Min HEO, Young Kwon KOO, Sang Hoon YOO, Jung Chul LEE, Ye Jin KIM, Chul Kyu KIM, Sung Eun LEE, Ji Seon LEE
  • Patent number: 10115495
    Abstract: A transparent conductor includes a base layer, and a conductive layer on an upper surface of the base layer. The conductive layer includes metal nanowires and a matrix. The transparent conductor has a reflective a* value of about ?0.3 to about +0.3 and a reflective b* value of about ?2 to about 0. The transparent conductor exhibits good optical properties and prevents (or reduces) visibility of the etching pattern of the conductive layer.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: October 30, 2018
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Do Young Kim, Young Kwon Koo, Dong Myeong Shin, Hyoung Tae Lim, Oh Hyeon Hwang, Kyoung Ku Kang
  • Patent number: 9978472
    Abstract: A transparent conductor and an optical display including the same are disclosed. The transparent conductor includes a base layer, and a transparent conductive layer formed on the base layer and including metal nanowires. The transparent conductor has a total diffuse reflection (DR) of greater than or equal to about 80% and less than 330% at a wavelength of about 380 nm to about 780 nm and a reflective b* value from about ?2 to about 1 at a wavelength of about 380 nm to about 780 nm.
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: May 22, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Do Young Kim, Young Kwon Koo, Dong Myeong Shin, Hyoung Tae Lim, Oh Hyeon Hwang, Kyoung Ku Kang
  • Publication number: 20180138335
    Abstract: A front electrode for a solar cell includes a substrate, a first conductive layer on the substrate, and a second conductive layer on the first conductive layer. The second conductive layer is formed of a composition including silver powder as a first metal powder; and at least one of tin powder, lead powder, and bismuth powder as a second metal powder. The second metal powder is present in an amount of about 0.1 wt % to about 15 wt % based on the total weight of the first conductive layer and the second conductive layer in an unbaked state of the first conductive layer and the second conductive layer.
    Type: Application
    Filed: June 9, 2017
    Publication date: May 17, 2018
    Inventors: Yong Hyun KIM, Young Kwon KOO, Jae Joon SHIM, Sang Hoon YOO, Jung Chul LEE, Ryun Min HEO
  • Patent number: 9844129
    Abstract: A transparent conductor includes a base layer, and a transparent conductive film on one or both sides of the base layer, the transparent conductive film including a metal nanowire, where the base layer includes a retardation film. An optical display apparatus includes the transparent conductor. The transparent conductor may compensate for a viewing angle of the optical display apparatus.
    Type: Grant
    Filed: July 31, 2014
    Date of Patent: December 12, 2017
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Do Young Kim, Kyoung Ku Kang, Young Kwon Koo, Dong Myeong Shin, Hyoung Tae Lim, Oh Hyeon Hwang
  • Patent number: 9754698
    Abstract: A transparent conductor, a method for preparing the same, and an optical display including the same, the transparent conductor including a base layer; and a conductive layer on the base layer, the conductive layer including metal nanowires and a matrix, wherein the transparent conductor has a transmissive b* value of about 1.5 or less, and the matrix is prepared from a matrix composition including a tri-functional monomer and one of a penta-functional monomer or a hexa-functional monomer a base layer; and a conductive layer formed on the base layer and including metal nanowires and a matrix, wherein the transparent conductor has a transmissive b* value of about 1.5 or less, and the matrix is formed of a composition including a penta- or hexa-functional monomer and a tri-functional monomer.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: September 5, 2017
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Dong Myeong Shin, Young Kwon Koo, Oh Hyeon Hwang, Kyoung Ku Kang, Do Young Kim, Dae Seob Shim
  • Patent number: 9685253
    Abstract: A conductive film composition for forming a conductive film in a single coating layer on one or both sides of a base film, the composition including a metal nanowire, and polyfunctional monomers.
    Type: Grant
    Filed: June 20, 2014
    Date of Patent: June 20, 2017
    Assignee: CHEIL INDUSTRIES, INC.
    Inventors: Dong Myeong Shin, Kyoung Ku Kang, Young Kwon Koo, Do Young Kim
  • Patent number: 9674947
    Abstract: A transparent conductor, a method of fabricating the same, and an optical display, the transparent conductor including a base layer; and a conductive layer on the base layer, the conductive layer including metal nanowires and a matrix, wherein the matrix is prepared from a matrix composition, the matrix composition including inorganic hollow particles, a fluorine-containing monomer, or a mixture thereof.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: June 6, 2017
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Dae Seob Shim, Young Kwon Koo, Dong Myeong Shin, Do Sang Lee, Oh Hyeon Hwang, Kyoung Ku Kang
  • Patent number: 9384865
    Abstract: A transparent conductor, a composition for the same, and an apparatus including the same, the transparent conductor including a transparent conductive film, the transparent conductive film including a metal nanowire and a conductive polymer, wherein the transparent conductor has a b* value of less than about 1.78 in color coordinates of CIE Lab at wavelengths of 400 nm to 700 nm.
    Type: Grant
    Filed: October 10, 2013
    Date of Patent: July 5, 2016
    Assignee: CHEIL INDUSTRIES, INC.
    Inventors: Do Young Kim, Young Kwon Koo, Dong Myeong Shin, Oh Hyeon Hwang, Kyoung Ku Kang
  • Publication number: 20150255183
    Abstract: A transparent conductor and an optical display including the same are disclosed. The transparent conductor includes a base layer, and a transparent conductive layer formed on the base layer and including metal nanowires. The transparent conductor has a total diffuse reflection (DR) of greater than or equal to about 80% and less than 330% at a wavelength of about 380 nm to about 780 nm and a reflective b* value from about ?2 to about 1 at a wavelength of about 380 nm to about 780 nm.
    Type: Application
    Filed: March 4, 2015
    Publication date: September 10, 2015
    Inventors: Do Young KIM, Young Kwon KOO, Dong Myeong SHIN, Hyoung Tae LIM, Oh Hyeon HWANG, Kyoung Ku KANG
  • Publication number: 20150206620
    Abstract: A method for preparing a transparent conductor includes providing a laminate, the laminate including a base layer and a conductive network on the base layer and including metal nanowires, and pressing the laminate using a first pressing roll that has a surface hardness of about Shore D-50 to about Shore D-90.
    Type: Application
    Filed: January 22, 2015
    Publication date: July 23, 2015
    Inventors: Dong Myeong SHIN, Young Kwon KOO, Oh Hyeon HWANG, Kyoung Ku KANG
  • Publication number: 20150156866
    Abstract: A transparent conductor, a method of fabricating the same, and an optical display, the transparent conductor including a base layer; and a conductive layer on the base layer, the conductive layer including metal nanowires and a matrix, wherein the matrix is prepared from a matrix composition, the matrix composition including inorganic hollow particles, a fluorine-containing monomer, or a mixture thereof.
    Type: Application
    Filed: December 3, 2014
    Publication date: June 4, 2015
    Inventors: Dae Seob SHIM, Young Kwon KOO, Dong Myeong SHIN, Do Sang LEE, Oh Hyeon HWANG, Kyoung Ku KANG
  • Publication number: 20150118508
    Abstract: A transparent conductor, a method for preparing the same, and an optical display including the same, the transparent conductor including a base layer; and a conductive layer on the base layer, the conductive layer including metal nanowires and a matrix, wherein the transparent conductor has a transmissive b* value of about 1.5 or less, and the matrix is prepared from a matrix composition including a tri-functional monomer and one of a penta-functional monomer or a hexa-functional monomer a base layer; and a conductive layer formed on the base layer and including metal nanowires and a matrix, wherein the transparent conductor has a transmissive b* value of about 1.5 or less, and the matrix is formed of a composition including a penta- or hexa-functional monomer and a tri-functional monomer.
    Type: Application
    Filed: October 24, 2014
    Publication date: April 30, 2015
    Inventors: Dong Myeong SHIN, Young Kwon KOO, Oh Hyeon HWANG, Kyoung Ku KANG, Do Young KIM, Dae Seob SHIM
  • Publication number: 20150111048
    Abstract: A transparent conductor includes a base layer, and a conductive layer on an upper surface of the base layer. The conductive layer includes metal nanowires and a matrix. The transparent conductor has a reflective a* value of about ?0.3 to about +0.3 and a reflective b* value of about ?2 to about 0. The transparent conductor exhibits good optical properties and prevents (or reduces) visibility of the etching pattern of the conductive layer.
    Type: Application
    Filed: October 17, 2014
    Publication date: April 23, 2015
    Inventors: Do Young Kim, Young Kwon Koo, Dong Myeong Shin, Hyoung Tae Lim, Oh Hyeon Hwang, Kyoung Ku Kang
  • Publication number: 20150036298
    Abstract: A transparent conductor includes a base layer, and a transparent conductive film on one or both sides of the base layer, the transparent conductive film including a metal nanowire, where the base layer includes a retardation film. An optical display apparatus includes the transparent conductor. The transparent conductor may compensate for a viewing angle of the optical display apparatus.
    Type: Application
    Filed: July 31, 2014
    Publication date: February 5, 2015
    Inventors: Do Young Kim, Kyoung Ku Kang, Young Kwon Koo, Dong Myeong Shin, Hyoung Tae Lim, Oh Hyeon Hwang
  • Publication number: 20140302326
    Abstract: A conductive film composition for forming a conductive film in a single coating layer on one or both sides of a base film, the composition including a metal nanowire, and polyfunctional monomers.
    Type: Application
    Filed: June 20, 2014
    Publication date: October 9, 2014
    Inventors: Dong Myeong SHIN, Kyoung Ku KANG, Young Kwon KOO, Do Young KIM
  • Publication number: 20140186587
    Abstract: A transparent conductor including: a base layer, a first coating layer on the base layer and having conductivity, and a second coating layer on the first coating layer is disclosed. The base layer, the first coating layer and the second coating layer have refractive indexes of R1, R2 and R3, respectively, at a wavelength of 380 nm to 780 nm, and the transparent conductor has a difference between R1 and R2 (R1?R2) of about 0.05 to about 0.20, and a difference between R2 and R3 (R2?R3) of about 0.01 to about 0.20. An apparatus including the transparent conductor is also disclosed.
    Type: Application
    Filed: December 26, 2013
    Publication date: July 3, 2014
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Dong Myeong Shin, Kyoung Ku Kang, Do Young Kim, Young Kwon Koo, Oh Hyeon Hwang
  • Publication number: 20140106154
    Abstract: A transparent conductor, a composition for the same, and an apparatus including the same, the transparent conductor including a transparent conductive film, the transparent conductive film including a metal nanowire and a conductive polymer, wherein the transparent conductor has a b* value of less than about 1.78 in color coordinates of CIE Lab at wavelengths of 400 nm to 700 nm.
    Type: Application
    Filed: October 10, 2013
    Publication date: April 17, 2014
    Inventors: Do Young KIM, Young Kwon KOO, Dong Myeong SHIN, Oh Hyeon HWANG, Kyoung Ku KANG
  • Patent number: 8303859
    Abstract: An optical film includes a near-infrared absorbing layer, the near-infrared absorbing layer containing at least one colorant having a maximum absorption wavelength in the range of 900 nm to 1,100 nm, and a transparent copolymer resin containing fine rubber particles.
    Type: Grant
    Filed: June 23, 2010
    Date of Patent: November 6, 2012
    Assignee: Cheil Industries, Inc.
    Inventors: Young Kwon Koo, Byoung Hoo Lee, Kyoung Ku Kang