Patents by Inventor Gug-Rae Jo

Gug-Rae Jo 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: 10981301
    Abstract: A mold for a wire grid polarizer includes a hard mold and a soft mold, in which the hard mold includes a main body, an oxidization layer provided on the main body, and a SAM layer provided on the oxidization layer and including an additive, the soft mold includes a substrate, and a protrusions and depressions portion including a polymerized releasing agent, and a region that is hydrophobic in the polymerized releasing agent is arranged on a surface of the protrusions and depressions portion.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: April 20, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min Hyuck Kang, Yukihiro Miyazawa, Myeong Hee Kim, Jung Woo Park, Han Su Kim, Dong Eon Lee, Gug Rae Jo, Seung-Yeon Chae, Atsushi Takakuwa
  • Patent number: 10935837
    Abstract: A wire grid pattern used as a wire grid polarizer included in a display device or a master substrate for fabricating the wire gird polarizer includes a substrate; a cell area having a plurality of cells, each of the plurality of cells having a plurality of wires protruding from the substrate and arranged in a substantially parallel relationship at regular intervals; and a bezel area disposed along a periphery of the cell area. The cell area includes a trench area separating at least some of the cells. A method for fabricating the wire grid pattern also is disclosed.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: March 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae-Hwan Jang, Seung Won Park, Tae Woo Kim, Jung Gun Nam, Dae Young Lee, Gug Rae Jo
  • Patent number: 10908453
    Abstract: A display device includes a first substrate, a first wavelength conversion layer and a second wavelength conversion layer disposed on the first substrate and spaced apart from each other, and a polarization layer disposed on the first wavelength conversion layer and the second wavelength conversion layer, the polarization layer including a reflection portion and a transmitting portion, in which the reflection portion overlaps a gap formed between the first wavelength conversion layer and the second wavelength conversion layer.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: February 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang Soo Han, Yun Jong Yeo, Dong Uk Kim, Hyun Min Cho, Hyung Bin Cho, Ji Hun Kim, Sung Won Cho, Young Min Kim, Hae Il Park, Seung Jin Baek, Dae Young Lee, Kun Hee Jo, Gug Rae Jo
  • Patent number: 10732503
    Abstract: A method of manufacturing a wire grid pattern includes providing a laminate having a base member, a metal layer disposed on the base member, a mask layer disposed on the metal layer and containing a metal oxide, an adhesive layer disposed on the mask layer, and a patterned resin layer disposed on the adhesive layer and formed by irradiation of first light; and irradiating the laminate with second light. The adhesive layer may comprise a silane coupling agent.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: August 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Hyuck Kang, Eun Ae Kwak, Dong Eon Lee, Gug Rae Jo
  • Patent number: 10663790
    Abstract: A display panel including a base substrate which includes a display area and a non-display area, a polarizing member disposed on a surface of the base substrate and including a plurality of grid patterns overlapping the display area and a reflective pattern overlapping the non-display area, and a pixel array layer which overlaps the polarizing member and is insulated from the polarizing member. A first height from the surface of the base substrate to an upper surface of the reflective pattern is different from a second height from the surface of the base substrate to upper surfaces of the grid patterns.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: May 26, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung Won Park, Dae Young Lee, Dong Eon Lee, Dae Hwan Jang, Gug Rae Jo
  • Publication number: 20200150486
    Abstract: A wire grid pattern used as a wire grid polarizer included in a display device or a master substrate for fabricating the wire gird polarizer includes a substrate; a cell area having a plurality of cells, each of the plurality of cells having a plurality of wires protruding from the substrate and arranged in a substantially parallel relationship at regular intervals; and a bezel area disposed along a periphery of the cell area. The cell area includes a trench area separating at least some of the cells. A method for fabricating the wire grid pattern also is disclosed.
    Type: Application
    Filed: January 8, 2020
    Publication date: May 14, 2020
    Inventors: Dae-Hwan JANG, Seung Won Park, Tae Woo Kim, Jung Gun Nam, Dae Young Lee, Gug Rae Jo
  • Patent number: 10642092
    Abstract: A polarizer including: a base layer including a first area and a second area enclosing the first area; a polarizing part disposed on the first area of the base layer and including a plurality of linear patterns spaced apart from each other; a dummy part disposed on the second area of the base layer and spaced apart from the polarizing part; and a hard mask residue part disposed on a portion of the second area of the base layer between the polarizing part and the dummy part and contacting the base layer. The polarizing part and the dummy part include a metal layer disposed on the base layer, and a hard mask layer disposed on the metal layer and comprising the same material as the hard mask residue part.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: May 5, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang Soo Han, Eun Jung Kim, Gug Rae Jo
  • Patent number: 10558078
    Abstract: A polarizing layer includes a substrate and a plurality of parallel wires disposed on the substrate. Each of the plurality of wires includes a base layer disposed on the substrate and an anti-reflective layer disposed on the base layer. The base layer includes aluminum or an aluminum alloy. The anti-reflective layer has a thickness within a range of 12 nm to 40 nm.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: February 11, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung In Baek, Hyun Eok Shin, Su Jin Choi, Sang Gab Kim, Ji Hun Kim, Hyeon Hwan Kim, Jung Gun Nam, Young Eun Park, Joon Yong Park, Jin Ho Park, Gyung Min Baek, Yun Jong Yeo, Gug Rae Jo, Hyun Ji Ha, Youn Ho Han
  • Patent number: 10558077
    Abstract: A wire grid pattern used as a wire grid polarizer included in a display device or a master substrate for fabricating the wire gird polarizer include a substrate; a cell area having a plurality of cells, each of the plurality of cells having a plurality of wires protruding from the substrate and arranged in a substantially parallel relationship at regular intervals; and a bezel area disposed along a periphery of the cell area. The cell area includes a trench area separating at least some of the cells. A method for fabricating the wire grid pattern also is disclosed.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: February 11, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae-Hwan Jang, Seung Won Park, Tae Woo Kim, Jung Gun Nam, Dae Young Lee, Gug Rae Jo
  • Patent number: 10466587
    Abstract: A press roller for imprint method including: a roller body having a cylindrical shape extending in a first direction; an energy generating part disposed on a curved surface of the roller body, the energy generating part including a plurality of energy generating units configured to be individually controlled to emit energy; and a compensation layer disposed on the energy generating part, the compensation layer including a material that expands in volume when the energy is applied.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: November 5, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Young Choi, Minsoo Kim, Mugyeom Kim, Sungchul Kim, Gug Rae Jo
  • Patent number: 10451914
    Abstract: A display device includes: a thin film transistor array panel through which an incident light passes; and a color conversion display panel from which wavelength-converted incident light is emitted to display an image, the color conversion display panel including: a substrate facing the thin film transistor array panel; and between the second substrate and the thin film transistor array panel: color conversion patterns which each wavelength-converts the incident light passed through the thin film transistor array panel, and a transmission pattern which transmits the incident light passed through the thin film transistor array panel; a polarization layer disposed respectively between the thin film transistor array panel, and each of the color conversion and transmission pattern; and an imprint resin layer disposed respectively between the polarization layer, and each of the color conversion and transmission pattern, the imprint resin layer defining an uneven surface thereof facing the polarization layer.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: October 22, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Woo Kim, Jung Gun Nam, Gug Rae Jo
  • Publication number: 20190232531
    Abstract: A mold for a wire grid polarizer includes a hard mold and a soft mold, in which the hard mold includes a main body, an oxidization layer provided on the main body, and a SAM layer provided on the oxidization layer and including an additive, the soft mold includes a substrate, and a protrusions and depressions portion including a polymerized releasing agent, and a region that is hydrophobic in the polymerized releasing agent is arranged on a surface of the protrusions and depressions portion.
    Type: Application
    Filed: September 12, 2018
    Publication date: August 1, 2019
    Inventors: MIN HYUCK KANG, Yukihiro Miyazawa, Myeong Hee Kim, Jung Woo Park, Han Su Kim, Dong Eon Lee, Gug Rae Jo, Seung-Yeon Chae, Atsushi Takakuwa
  • Patent number: 10365512
    Abstract: A display panel including a plurality of pixels. Each of the pixels includes a light blocking part configured to define a first opening, a second opening, and a third opening, a first color filter which overlaps the first opening, a second color filter which overlaps the second opening and having a green color, a third color filter which overlaps the third opening, and a wire grid polarizer including a first stitch line spaced apart from the second opening in a plan view.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: July 30, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Gun Nam, Hyang-Shik Kong, Soo-Lin Kim, Tae-Woo Kim, Dae-Young Lee, Gug-Rae Jo
  • Patent number: 10317723
    Abstract: Provided is a liquid crystal display including: a first substrate; a wire grid polarizer disposed on the first substrate and including a first region and a second region spaced apart from each other by a stitch line; and a first thin film layer disposed on the wire grid polarizer. The stitch line includes a shape of a curved line or a series of straight lines connected by bends.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: June 11, 2019
    Assignee: Samsung Display Co., Ltd
    Inventors: Jung Gun Nam, Gug Rae Jo, Dae-Young Lee, Kang Soo Han
  • Patent number: 10319745
    Abstract: A display panel comprises a substrate, a gate line, a data line insulated from the gate line, a thin film transistor electrically connected to the gate line and the data line, wherein the thin film transistor comprises a gate electrode group formed on the substrate, a gate insulating film formed on the gate electrode group, an active layer formed on the gate insulating film to at least partially overlap the gate electrode group and a source electrode and a drain electrode formed on the active layer so as to be spaced apart from each other, wherein the gate electrode group includes a first gate electrode formed on the substrate, a second gate electrode formed on the first gate electrode, and an insulating layer between the first gate electrode and the second gate electrode, and wherein the first gate electrode has reflectivity higher than that of the second gate electrode.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: June 11, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae Young Lee, Byung Du Ahn, Jung Gun Nam, Gug Rae Jo
  • Publication number: 20190162891
    Abstract: A polarizer includes a buffer member and linear metal patterns. The buffer member includes protrusions. Each protrusion has downwardly-increasing width. The buffer member is formed of polymer. The linear metal patterns, spaced apart from each other, are extended in a first direction. Each linear metal pattern covers a respective protrusion.
    Type: Application
    Filed: January 30, 2019
    Publication date: May 30, 2019
    Inventors: Kang-Soo Han, Eun-Jung Kim, Gug-Rae Jo, Hyung-Bin Cho
  • Patent number: 10222527
    Abstract: A polarizer includes a buffer member and linear metal patterns. The buffer member includes protrusions. Each protrusion has downwardly-increasing width. The buffer member is formed of polymer. The linear metal patterns, spaced apart from each other, are extended in a first direction. Each linear metal pattern covers a respective protrusion.
    Type: Grant
    Filed: July 15, 2015
    Date of Patent: March 5, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kang-Soo Han, Eun-Jung Kim, Gug-Rae Jo, Hyung-Bin Cho
  • Publication number: 20190056621
    Abstract: A display panel including a base substrate which includes a display area and a non-display area, a polarizing member disposed on a surface of the base substrate and including a plurality of grid patterns overlapping the display area and a reflective pattern overlapping the non-display area, and a pixel array layer which overlaps the polarizing member and is insulated from the polarizing member. A first height from the surface of the base substrate to an upper surface of the reflective pattern is different from a second height from the surface of the base substrate to upper surfaces of the grid patterns.
    Type: Application
    Filed: October 22, 2018
    Publication date: February 21, 2019
    Inventors: Seung Won Park, Dae Young Lee, Dong Eon Lee, Dae Hwan Jang, Gug Rae Jo
  • Publication number: 20180364521
    Abstract: A polarizing layer includes a substrate and a plurality of parallel wires disposed on the substrate. Each of the plurality of wires includes a base layer disposed on the substrate and an anti-reflective layer disposed on the base layer. The base layer includes aluminum or an aluminum alloy. The anti-reflective layer has a thickness within a range of 12 nm to 40 nm.
    Type: Application
    Filed: January 12, 2018
    Publication date: December 20, 2018
    Inventors: Seung In Baek, Hyun Eok Shin, Su Jin Choi, Sang Gab Kim, Ji Hun Kim, Hyeon Hwan Kim, Jung Gun NAM, Young Eun Park, Joon Yong Park, Jin Ho Park, Gyung Min Baek, Yun Jong Yeo, Gug Rae Jo, Hyun Ji Ha, Youn Ho Han
  • Publication number: 20180356678
    Abstract: A display device includes: a thin film transistor array panel through which an incident light passes; and a color conversion display panel from which wavelength-converted incident light is emitted to display an image, the color conversion display panel including: a substrate facing the thin film transistor array panel; and between the second substrate and the thin film transistor array panel: color conversion patterns which each wavelength-converts the incident light passed through the thin film transistor array panel, and a transmission pattern which transmits the incident light passed through the thin film transistor array panel; a polarization layer disposed respectively between the thin film transistor array panel, and each of the color conversion and transmission pattern; and an imprint resin layer disposed respectively between the polarization layer, and each of the color conversion and transmission pattern, the imprint resin layer defining an uneven surface thereof facing the polarization layer.
    Type: Application
    Filed: November 20, 2017
    Publication date: December 13, 2018
    Inventors: Tae Woo KIM, Jung Gun NAM, Gug Rae JO