Patents by Inventor Jun Hak OH

Jun Hak OH 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: 20240103438
    Abstract: A method and a system thereof for producing a digital holographic screen based on multi-hogel printing are proposed. The system includes a light source unit including lasers, a dichroic mirror for RGB three color matching, mirrors, a beam splitter, and an optical shutter, an object beam unit including a spatial filter, a lens, and a mirror, a reference beam unit including a spatial filter, a lens, and a mirror, a diffuser fixing unit including a diffuser holder and a diffuser positioned between the object beam unit and a recording material and configured to scatter and diffuse the object beam, a photomask movement unit including a photomask holder, an XY-translation stage, and a photomask positioned between the reference beam unit and the recording medium and on which a grid-shaped on/off binary pattern is printed, and a controller configured to control the optical shutter and the XY-translation stage.
    Type: Application
    Filed: November 11, 2021
    Publication date: March 28, 2024
    Inventors: Dong Hak SHIN, Yong Seok OH, Jae Hong KIM, Jong sung JUNG, Jae Woo PARK, Jun Yong CHOI
  • Publication number: 20230312411
    Abstract: A method of manufacturing a window, includes: preparing a first preliminary glass substrate that does not contain Li+ ions and contains Na+ ions; providing a first strengthening molten salt to the first preliminary glass substrate to form a second preliminary glass substrate; providing heat to the second preliminary glass substrate at a temperature of about 400 to 500° C. for a period of about 3 to 7 hours to form a third preliminary glass substrate; and providing a second strengthening molten salt to the third preliminary glass substrate to form a window.
    Type: Application
    Filed: January 19, 2023
    Publication date: October 5, 2023
    Inventors: TAEHO AN, JEONG SEOK LEE, JUN HAK OH, SOOKKYUNG YOU, HYUN-IL CHO
  • Patent number: 11577493
    Abstract: The present invention relates to a method capable of easily manufacturing a curved thin glass sheet and a curved joined glass sheet to which functionality is added.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: February 14, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Jun Hak Oh, Ho Seong Kang, Jae Hyuk Yoon, Chang Hee Lee
  • Patent number: 11570907
    Abstract: A manufacturing method of a display device includes: loading, on a stage, a panel assembly including: a display panel drivable to display an image, and first and second printed circuit boards attached to the display panel, end portions of the first and second printed circuit boards overlapping each other; providing a jet of air to the overlapping end portion of the second printed circuit board to raise the overlapping end portion away from and expose the end portion of the first printed circuit board; fixing the raised end portion away from the exposed end portion of the first printed circuit board; pre-processing the exposed end portion of the first printed circuit board; and aligning a distal end of the pre-processed end portion of the first printed circuit board and a distal end of the end portion of the second printed circuit board.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: January 31, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Hee Lee, Dae Ho Yang, Myung Soo Kyung, Tae Young Park, Jun Hak Oh, Seung Joo Lee, Hyun Ho Jeong, Jong Moon Heo
  • Patent number: 11376821
    Abstract: The present disclosure relates to a method for manufacturing curved laminated glass and curved laminated glass manufactured by the same. The method includes providing a curved thick plate glass; providing a thin plate glass whose thickness is smaller than that of the curved thick plate glass; stacking a support film comprising a ductile layer and an elastic layer on one surface of the thin plate glass; positioning a lamination film or a bonding agent between the other surface of the thin plate glass and a concave surface of the curved thick plate glass; and laminating the thin plate glass so as to be aligned with a concave surface of the curved thick plate glass by elastically deforming the thin plate glass provided with the support film.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: July 5, 2022
    Assignee: LG Chem, Ltd.
    Inventors: Jae Hyuk Yoon, Jun Hak Oh, Ho Seong Kang, Chang Hee Lee
  • Patent number: 11242285
    Abstract: The present disclosure relates to a method of manufacturing a curved joined glass sheet having excellent optical quality by adjusting a radius of curvature of a curved thick glass sheet and a radius of curvature of a curved thin glass sheet. The method includes preparing a curved thick glass sheet having a first radius of curvature, manufacturing a curved thin glass sheet having a second radius of curvature by heating and molding a flat plate thin glass sheet, providing a joining film or an adhesive agent between a concave surface of the curved thick glass sheet and a convex surface of the curved thin glass sheet, and elastically deforming the curved thin glass sheet to join the elastically deformed curved thin glass sheet so as to match with the concave surface of the curved thick glass sheet.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: February 8, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Jae Hyuk Yoon, Jun Hak Oh, Ho Seong Kang, Chang Hee Lee
  • Publication number: 20210345497
    Abstract: A manufacturing method of a display device includes: loading, on a stage, a panel assembly including: a display panel drivable to display an image, and first and second printed circuit boards attached to the display panel, end portions of the first and second printed circuit boards overlapping each other; providing a jet of air to the overlapping end portion of the second printed circuit board to raise the overlapping end portion away from and expose the end portion of the first printed circuit board; fixing the raised end portion away from the exposed end portion of the first printed circuit board; pre-processing the exposed end portion of the first printed circuit board; and aligning a distal end of the pre-processed end portion of the first printed circuit board and a distal end of the end portion of the second printed circuit board.
    Type: Application
    Filed: July 12, 2021
    Publication date: November 4, 2021
    Inventors: Jun Hee LEE, Dae Ho YANG, Myung Soo KYUNG, Tae Young PARK, Jun Hak OH, Seung Joo LEE, Hyun Ho JEONG, Jong Moon HEO
  • Patent number: 11130314
    Abstract: The present disclosure relates to a method of manufacturing a curved laminated glass and the curved laminated glass. The method comprises preparing a curved soda lime glass, providing a functional layer on one surface of an alkali-free glass, disposing a lamination film or a bonding agent between the curved soda lime glass and the functional layer, and elastically deforming the alkali-free glass, and laminating the alkali-free glass with the curved soda lime glass.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: September 28, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jae Hyuk Yoon, Jun Hak Oh, Ho Seong Kang, Chang Hee Lee
  • Patent number: 11096289
    Abstract: A manufacturing method of a display device includes: loading, on a stage, a panel assembly including: a display panel drivable to display an image, and first and second printed circuit boards attached to the display panel, end portions of the first and second printed circuit boards overlapping each other; providing a jet of air to the overlapping end portion of the second printed circuit board to raise the overlapping end portion away from and expose the end portion of the first printed circuit board; fixing the raised end portion away from the exposed end portion of the first printed circuit board; pre-processing the exposed end portion of the first printed circuit board; and aligning a distal end of the pre-processed end portion of the first printed circuit board and a distal end of the end portion of the second printed circuit board.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: August 17, 2021
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Jun Hee Lee, Dae Ho Yang, Myung Soo Kyung, Tae Young Park, Jun Hak Oh, Seung Joo Lee, Hyun Ho Jeong, Jong Moon Heo
  • Patent number: 11034135
    Abstract: The present disclosure relates to a laminated glass and a method of manufacturing the laminated glass. The laminated glass includes a soda-lime glass and a thin plate glass laminated on one surface of the soda-lime glass, and has excellent durability and light weight.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: June 15, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jun Hak Oh, Jae Hyuk Yoon, Chang Hee Lee, Ho Seong Kang
  • Patent number: 11027525
    Abstract: The present disclosure provides a curved laminated glass including a curved soda lime glass and a curved thin plate glass provided on a concave surface of the curved soda lime glass, in which a thickness of the curved soda lime glass is larger than a thickness of the curved thin plate glass, and compressive stress is formed on a surface opposite to a surface of the curved thin plate glass adjacent to the curved soda lime glass.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: June 8, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jun Hak Oh, Chang Hee Lee, Jae Hyuk Yoon, Ho Seong Kang
  • Publication number: 20210078304
    Abstract: The present disclosure relates to a method for manufacturing curved laminated glass and curved laminated glass manufactured by the same. The method includes providing a curved thick plate glass; providing a thin plate glass whose thickness is smaller than that of the curved thick plate glass; stacking a support film comprising a ductile layer and an elastic layer on one surface of the thin plate glass; positioning a lamination film or a bonding agent between the other surface of the thin plate glass and a concave surface of the curved thick plate glass; and laminating the thin plate glass so as to be aligned with a concave surface of the curved thick plate glass by elastically deforming the thin plate glass provided with the support film.
    Type: Application
    Filed: January 8, 2019
    Publication date: March 18, 2021
    Inventors: Jae Hyuk YOON, Jun Hak OH, Ho Seong KANG, Chang Hee LEE
  • Publication number: 20210053859
    Abstract: The present invention relates to a method capable of easily manufacturing a curved thin glass sheet and a curved joined glass sheet to which functionality is added.
    Type: Application
    Filed: May 21, 2019
    Publication date: February 25, 2021
    Inventors: Jun Hak Oh, Ho Seong Kang, Jae Hyuk Yoon, Chang Hee Lee
  • Patent number: 10919270
    Abstract: Provided is a laminated glass, comprising: a soda lime glass; and a non-tempered alkali-free glass bonded to one surface of the soda lime glass, in which a thickness of the soda lime glass is larger than a thickness of the non-tempered alkali-free glass, and an elastic modulus of the non-tempered alkali-free glass is larger than an elastic modulus of the soda lime glass.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: February 16, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jun Hak Oh, Jae Hyuk Yoon, Chang Hee Lee, Byung Kook Choi
  • Publication number: 20200339472
    Abstract: The present disclosure relates to a method of manufacturing a curved joined glass sheet having excellent optical quality by adjusting a radius of curvature of a curved thick glass sheet and a radius of curvature of a curved thin glass sheet.
    Type: Application
    Filed: May 20, 2019
    Publication date: October 29, 2020
    Inventors: Jae Hyuk YOON, Jun Hak OH, Ho Seong KANG, Chang Hee LEE
  • Publication number: 20200055282
    Abstract: The present disclosure provides a curved laminated glass including a curved soda lime glass and a curved thin plate glass provided on a concave surface of the curved soda lime glass, in which a thickness of the curved soda lime glass is larger than a thickness of the curved thin plate glass, and compressive stress is formed on a surface opposite to a surface of the curved thin plate glass adjacent to the curved soda lime glass.
    Type: Application
    Filed: September 28, 2017
    Publication date: February 20, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Jun Hak OH, Chang Hee LEE, Jae Hyuk YOON, Ho Seong KANG
  • Publication number: 20200055281
    Abstract: The present disclosure relates to a method of manufacturing a curved laminated glass and the curved laminated glass. The method comprises preparing a curved soda lime glass, providing a functional layer on one surface of an alkali-free glass, disposing a lamination film or a bonding agent between the curved soda lime glass and the functional layer, and elastically deforming the alkali-free glass, and laminating the alkali-free glass with the curved soda lime glass.
    Type: Application
    Filed: December 21, 2017
    Publication date: February 20, 2020
    Inventors: Jae Hyuk YOON, Jun Hak OH, Ho Seong KANG, Chang Hee LEE
  • Publication number: 20190366684
    Abstract: The present disclosure relates to a laminated glass and a method of manufacturing the laminated glass. The laminated glass includes a soda-lime glass and a thin plate glass laminated on one surface of the soda-lime glass, and has excellent durability and light weight.
    Type: Application
    Filed: February 27, 2018
    Publication date: December 5, 2019
    Inventors: Jun Hak OH, Jae Hyuk YOON, Chang Hee LEE, Ho Seong KANG
  • Publication number: 20190134953
    Abstract: Provided is a laminated glass, comprising: a soda lime glass; and a non-tempered alkali-free glass bonded to one surface of the soda lime glass, in which a thickness of the soda lime glass is larger than a thickness of the non-tempered alkali-free glass, and an elastic modulus of the non-tempered alkali-free glass is larger than an elastic modulus of the soda lime glass.
    Type: Application
    Filed: April 25, 2017
    Publication date: May 9, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Jun Hak OH, Jae Hyuk YOON, Chang Hee LEE, Byung Kook CHOI
  • Publication number: 20190075661
    Abstract: A manufacturing method of a display device includes: loading, on a stage, a panel assembly including: a display panel drivable to display an image, and first and second printed circuit boards attached to the display panel, end portions of the first and second printed circuit boards overlapping each other; providing a jet of air to the overlapping end portion of the second printed circuit board to raise the overlapping end portion away from and expose the end portion of the first printed circuit board; fixing the raised end portion away from the exposed end portion of the first printed circuit board; pre-processing the exposed end portion of the first printed circuit board; and aligning a distal end of the pre-processed end portion of the first printed circuit board and a distal end of the end portion of the second printed circuit board.
    Type: Application
    Filed: August 24, 2018
    Publication date: March 7, 2019
    Inventors: Jun Hee LEE, Dae Ho YANG, Myung Soo KYUNG, Tae Young PARK, Jun Hak OH, Seung Joo LEE, Hyun Ho JEONG, Jong Moon HEO