Patents by Inventor Bum-Gook Lee

Bum-Gook Lee 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: 20230356519
    Abstract: An apparatus including: a base supply unit including convey rollers configured to transfer a base, and centering bars each arranged between two adjacent ones of the convey rollers, the centering bars being configured to have an adjustable height; a glass supply unit arranged at a vertical level higher than the base supply unit and configured to transfer a glass substrate layer; and a laminate unit including a laminating roller configured to laminate the glass substrate layer on the base with an adhesive layer therebetween. In addition, there is provided a method of producing glass lamination articles using the apparatus.
    Type: Application
    Filed: July 19, 2021
    Publication date: November 9, 2023
    Inventors: Jong-chul Kim, Bum Gook Lee, Hyeon-gug Seo
  • Publication number: 20220040958
    Abstract: Provided is a thin glass-laminated printed steel sheet comprising: a printed steel sheet including a metal sheet and a printed layer on which a design or a pattern having a high resolution of 300 dpi or higher is printed on a surface of the metal sheet; an adhesive layer formed by curing an ultraviolet curable adhesive solution on the printed steel sheet, having a thickness of 10 to 100 ?m, and being transparent; and a flexible thin glass attached by the adhesive layer, wherein a reference value for color density (Dmax Comparison) is higher than 1.6, as measured by a spectrophotometer.
    Type: Application
    Filed: December 18, 2019
    Publication date: February 10, 2022
    Inventors: Jung-Hwan LEE, Jae-Seon HONG, Jin-Tae KIM, Joon-Soo KIM, Bum-Gook LEE, Tae-Hyo PARK, Myung-Soo KIM
  • Publication number: 20040004684
    Abstract: A light diffusing film having excellent electromagnetic wave shielding and optical properties is disclosed, which comprises a transparent substrate, a light diffusing layer formed on at least one side of the transparent substrate; and a transparent conductive layer formed on the light diffusing layer by a dry coating process.
    Type: Application
    Filed: July 1, 2003
    Publication date: January 8, 2004
    Inventors: Gi-Mo Yang, Bum-Gook Lee