Patents by Inventor Song Ho Jang

Song Ho Jang 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).

  • Publication number: 20210347687
    Abstract: The present disclosure relates to a method for manufacturing a decoration element, the method including depositing a light reflective layer having a structure of two or more islands separated from each other on one surface of a light absorbing layer; and dry etching the light absorbing layer using the island as a mask, wherein a resistance value of the decoration element after the dry etching of the light absorbing layer increases by two times or more compared to before the dry etching of the light absorbing layer.
    Type: Application
    Filed: September 2, 2019
    Publication date: November 11, 2021
    Inventors: Pilsung Jo, Yong Chan Kim, Song Ho Jang, Ki Hwan Kim, Nansra Heo, Jeong Woo Shon
  • Patent number: 11163197
    Abstract: A substrate having a spacer thereon and an optical device including the same are disclosed herein. In some embodiments, a substrate includes a base layer, a transparent column spacer formed on the base layer, and a black layer present between the transparent column spacer and the base layer. In some embodiments, an alignment film is present on the spacer.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: November 2, 2021
    Inventors: Nam Seok Bae, Seung Heon Lee, Song Ho Jang, Dong Hyun Oh, Jin Woo Park, Ji Young Hwang, Jung Sun You, Han Min Seo, Cheol Ock Song
  • Publication number: 20210333451
    Abstract: This specification relates to a decoration member including: a substrate; and a decoration layer provided on the substrate in which there are one or more combinations of viewing angles ? and ? in which a contrast parameter Cn represented by Equation 1 is 0.1 or more.
    Type: Application
    Filed: June 17, 2019
    Publication date: October 28, 2021
    Inventors: Jin Suk Song, Jungdoo Kim, Sangcholl Han, Song Ho Jang, Ki Hwan Kim, Pilsung Jo
  • Publication number: 20210292913
    Abstract: The present disclosure relates to a method for manufacturing a film for a decoration element, the method including depositing two or more islands on one surface of a film; and forming a pattern portion by dry etching the film using the island as a mask.
    Type: Application
    Filed: September 2, 2019
    Publication date: September 23, 2021
    Inventors: Pilsung JO, Song Ho JANG, Ki Hwan KIM, Yong Chan KIM, Nansra HEO, Jeong Woo SHON
  • Patent number: 11090910
    Abstract: A metal pattern film including a substrate; a first adhesion promoting layer provided on a first surface of the substrate; a second adhesion promoting layer provided on a second surface of the substrate, which is opposite to the first surface of the substrate; a metal pattern provided on a surface of the first adhesion promoting layer opposite to a surface of the first adhesion promoting layer adjoining the substrate; a first adhesive layer provided on a surface of the metal pattern opposite to the first adhesion promoting layer so as to cover the metal pattern; and a second adhesive layer provided on a surface of the second adhesion promoting layer opposite to a surface of the second adhesion promoting layer adjoining the substrate. Each of the first adhesion promoting layer and the second adhesion promoting layer includes an inorganic oxide. A method for preparing a metal pattern film.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: August 17, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Kiseok Lee, Song Ho Jang, Jiehyun Seong, Seung Heon Lee
  • Publication number: 20210181592
    Abstract: An electrochromic film, which is a reflective electrochromic film, which includes an electrode layer, a light absorbing layer and an electrochromic layer. The film can improve an electrochromism rate and realize various colors or esthetic senses.
    Type: Application
    Filed: April 23, 2018
    Publication date: June 17, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Yong Chan KIM, Song Ho JANG, Ki Hwan KIM, Pil Sung JO
  • Publication number: 20210170718
    Abstract: The present disclosure relates to a decoration element comprising a light reflective layer, and a light absorbing layer provided on the light reflective layer and comprising Si.
    Type: Application
    Filed: June 27, 2018
    Publication date: June 10, 2021
    Inventors: Jeong Woo Shon, Song Ho Jang, Yong Chan Kim, Jin Suk Song, Pilsung Jo, Ki Hwan Kim
  • Publication number: 20210124100
    Abstract: The present disclosure relates to a decoration element comprising a light reflective layer; and a light absorbing layer provided on the light reflective layer, wherein the light absorbing layer has surface resistance of 20 ohm/square or greater.
    Type: Application
    Filed: June 27, 2018
    Publication date: April 29, 2021
    Inventors: Yong Chan KIM, Jeong Woo SHON, Pilsung JO, Ki Hwan KIM, Song Ho JANG
  • Patent number: 10963109
    Abstract: The present application relates to a conductive structure body and a method for manufacturing the same. A conductive structure body according to an exemplary embodiment of the present application comprises a substrate; a metal layer provided on the substrate; and a light reflection reducing layer provided on at least one surface of the metal layer and comprising copper-manganese-nickel oxide.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: March 30, 2021
    Assignee: LG CHEM LTD.
    Inventors: Junghwan Yoon, Doohoon Song, Song Ho Jang, Jin Woo Park, Ki-Hwan Kim
  • Publication number: 20210027996
    Abstract: A plasma etching method using a Faraday cage which is capable of inhibiting the formation of a needle-like structure and forming a pattern portion having a depth gradient on an etching base.
    Type: Application
    Filed: June 18, 2019
    Publication date: January 28, 2021
    Inventors: Soo Hee KANG, Song Ho JANG, Geun Sik JO, Chung Wan KIM
  • Publication number: 20210016540
    Abstract: The present application relates to a decoration member including a substrate layer having a convex structure or a concave structure arranged two-dimensionally, and a method for preparing the decoration member.
    Type: Application
    Filed: April 9, 2019
    Publication date: January 21, 2021
    Inventors: Pilsung JO, Jin Suk SONG, Song Ho JANG, Ki Hwan KIM, Yong Chan KIM, Nansra HEO, Jeong Woo SHON
  • Patent number: 10877348
    Abstract: The present application relates to an electrochromic device and a method for manufacturing the electrochromic device. The present application can provide an electrochromic device having increased productivity and improved electrochromic rate and durability, and a method for manufacturing the electrochromic device. The electrochromic device may be advantageously used in various devices such as smart windows, smart mirrors, displays, electronic papers and adaptive camouflage.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: December 29, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Soo Hee Kang, Song Ho Jang, Chung Wan Kim
  • Publication number: 20200386924
    Abstract: A decoration element including: a color developing layer including a light reflective layer and a light absorbing layer provided on the light reflective layer; and a substrate provided on a surface of the color developing layer. The substrate comprises a pattern layer, and the light absorbing layer comprises an aluminum oxynitride (AlaObNc).
    Type: Application
    Filed: December 14, 2018
    Publication date: December 10, 2020
    Inventors: Nansra HEO, Yong Chan KIM, Song Ho JANG, Ki Hwan KIM, Jeong Woo SHON, Jin Suk SONG, Pilsung JO
  • Publication number: 20200368981
    Abstract: The present invention relates to a method of manufacturing a mold substrate for a diffraction lattice light guide plate, and a method of manufacturing a diffraction lattice light guide plate.
    Type: Application
    Filed: August 16, 2018
    Publication date: November 26, 2020
    Inventors: Eun Kyu HER, Chung Wan KIM, Song Ho JANG, Bu Gon SHIN, Jeong Ho PARK, Jung Hwan YOON, So Young CHOO
  • Publication number: 20200365379
    Abstract: A plasma etching method using a Faraday cage, including: providing an etch substrate in a Faraday cage, where the etch substrate includes a metal mask provided on one surface thereof, and where an upper surface of the Faraday cage is provided with a mesh portion; a first patterning step of forming a first pattern area on the etch substrate; and a second patterning step of forming a second pattern area on the eth substrate after shielding at least a part of the mesh portion with a shutter. The first pattern area includes a first groove pattern having a depth gradient of 0 to 40 nm per 5 mm, and the second pattern area includes a second groove pattern having a depth gradient of 50 to 300 nm per 5 mm.
    Type: Application
    Filed: December 14, 2018
    Publication date: November 19, 2020
    Inventors: Eun Kyu Her, Song Ho Jang, Chung Wan Kim, Bu Gon Shin, Jeong Ho Park, Jung Hwan Yoon, So Young Choo
  • Publication number: 20200335347
    Abstract: The present invention relates to a method of manufacturing a mold for a diffraction grating light guide plate by using two mask films, the mold having first to fourth pattern portions provided on one surface thereof, and to a method of manufacturing a diffraction grating light guide plate.
    Type: Application
    Filed: June 18, 2019
    Publication date: October 22, 2020
    Inventors: Eun Kyu HER, Song Ho JANG, Chung Wan KIM, Bu Gon SHIN, Jeong Ho PARK, Jung Hwan YOON, So Young CHOO
  • Patent number: 10807408
    Abstract: The present disclosure relates to a decoration element comprising a light reflective layer; and a color developing layer comprising a light absorbing layer provided on the light reflective layer, wherein the light absorbing layer comprises two or more points with different thicknesses.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: October 20, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Jeong Woo Shon, Song Ho Jang, Jin Suk Song, Ji Young Hwang, Ki Hwan Kim, Yong Chan Kim, Han Min Seo, Pilsung Jo
  • Patent number: 10796817
    Abstract: The present specification relates to a method for manufacturing a fine aluminum pattern, an aluminum pattern manufactured by the manufacturing method, and a conductive film including the same.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: October 6, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Donghyun Lee, Seung Heon Lee, Song Ho Jang, Jiehyun Seong, Chang Yoon Lim
  • Patent number: 10749135
    Abstract: Provided is an electrode structure having a transparent electrode, a light blocking pattern provided on the transparent electrode, an auxiliary electrode pattern provided on the light blocking pattern, and an organic insulating pattern covering the light blocking pattern and the auxiliary electrode pattern, wherein a line width of the light blocking pattern is larger than a line width of the auxiliary electrode pattern. Also provided are an electronic device including the electrode structure, and a method of manufacturing the electrode structure.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: August 18, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Yong Goo Son, Song Ho Jang, Jiehyun Seong, Kiseok Lee, Seung Heon Lee
  • Publication number: 20200255723
    Abstract: A conductive laminate and an electrochromic device including the conductive laminate are disclosed. The conductive laminate includes a metal oxynitride layer, a metal oxide layer, and a conductive layer. The metal oxynitride layer, the metal oxide layer or both may comprise monovalent cations. The metal oxynitride layer may be represented by MoaTibOxNy where a>0, b>0, x>0, y>0, 0.5<a/b<4.0, and 0.005<y/x<0.02. The metal oxide layer may comprise a reducing electrochromic material or an oxidizing electrochromic material. The electroconductive laminate and the electrochromic device have excellent durability, excellent color-switching speed, and can stepwise control optical properties.
    Type: Application
    Filed: April 23, 2018
    Publication date: August 13, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Yong Chan KIM, Song Ho JANG, Ki Hwan KIM, Pil Sung JO