Patents by Inventor Do-Uk KIM

Do-Uk KIM 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: 20200103752
    Abstract: A positive photosensitive resin composition, a photosensitive resin layer, and an electronic device, the composition including an alkali soluble resin; a photosensitive diazoquinone compound; a dissolution controlling agent represented by Chemical Formula 1; a cross-linking agent represented by Chemical Formula 2; and a solvent, wherein the dissolution controlling agent and the cross-linking agent are included in a weight ratio of about 1:1 to about 1:2:
    Type: Application
    Filed: September 11, 2019
    Publication date: April 2, 2020
    Inventors: Jiyun KWON, Jinhee KANG, Do-Uk KIM, Chang-Hyun KWON, Sang Soo KIM, Ieju KIM, Taek-Jin BAEK
  • Patent number: 10048528
    Abstract: A liquid crystal display (LCD) includes a thin film transistor positioned on a lower substrate; a plurality of color filters positioned on the thin film transistor and aligned to be spaced apart from each other; an insulation layer positioned on the plurality of color filters; a light-blocking layer positioned on the insulation layer; a transparent layer positioned on the light-blocking layer and having a convex shape; an upper substrate facing the lower substrate; and a liquid crystal layer interposed between the lower substrate and the upper substrate, wherein the light-blocking layer includes an organic black pigment, and the transparent layer having the convex shape has a different shape from the light-blocking layer.
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: August 14, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Arum Yu, Do-Uk Kim, Ji-Hye Kim, Ho-Jeong Paek, Haeni Song, Kyung-Won Ahn, Young-Tai Lee, Jun-Ho Lee, Hye-Min Lee, Seung-Jib Choi, Hyun-Moo Choi
  • Patent number: 9599898
    Abstract: A black photosensitive resin composition includes (A) pigment dispersion including at least two kinds of carbon black having different oil absorption from each other; (B) a binder resin; (C) a photopolymerizable monomer; (D) a photopolymerization initiator; and (E) a solvent. A light-blocking layer can be formed using the same.
    Type: Grant
    Filed: March 19, 2014
    Date of Patent: March 21, 2017
    Assignee: Cheil Industries Inc.
    Inventors: Ho-Jeong Paek, Do-Uk Kim, Min-Sung Kim, Lee-June Kim, Jin-Woo Park, Young-Tai Lee, Young-Woong Jang, Seung-Jib Choi
  • Publication number: 20160139455
    Abstract: A liquid crystal display (LCD) includes a thin film transistor positioned on a lower substrate; a plurality of color filters positioned on the thin film transistor and aligned to be spaced apart from each other; an insulation layer positioned on the plurality of color filters; a light-blocking layer positioned on the insulation layer; a transparent layer positioned on the light-blocking layer and having a convex shape; an upper substrate facing the lower substrate; and a liquid crystal layer interposed between the lower substrate and the upper substrate, wherein the light-blocking layer includes an organic black pigment, and the transparent layer having the convex shape has a different shape from the light-blocking layer.
    Type: Application
    Filed: July 1, 2015
    Publication date: May 19, 2016
    Inventors: Arum YU, Do-Uk KIM, Ji-Hye KIM, Ho-Jeong PAEK, Haeni SONG, Kyung-Won AHN, Young-Tai LEE, Jun-Ho LEE, Hye-Min LEE, Seung-Jib CHOI, Hyun-Moo CHOI
  • Publication number: 20150065598
    Abstract: A black photosensitive resin composition includes (A) pigment dispersion including at least two kinds of carbon black having different oil absorption from each other; (B) a binder resin; (C) a photopolymerizable monomer; (D) a photopolymerization initiator; and (E) a solvent. A light-blocking layer can be formed using the same.
    Type: Application
    Filed: March 19, 2014
    Publication date: March 5, 2015
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Ho-Jeong PAEK, Do-Uk KIM, Min-Sung KIM, Lee-June KIM, Jin-Woo PARK, Young-Tai LEE, Young-Woong JANG, Seung-Jib CHOI