Patents by Inventor Yong-Woo Yoo

Yong-Woo Yoo 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: 20240158942
    Abstract: A substrate supporting plate that may prevent deposition on a rear surface of a substrate and may easily unload the substrate. The substrate supporting plate may include a substrate mounting portion and a peripheral portion surrounding the substrate mounting portion. An edge portion of a top surface of the substrate mounting portion may be anodized. A central portion of the top surface of the substrate mounting portion may not be anodized.
    Type: Application
    Filed: January 17, 2024
    Publication date: May 16, 2024
    Inventors: Yong Min Yoo, Seung Woo Choi, Dong Seok Kang, Jong Won Shon
  • Patent number: 11965262
    Abstract: A substrate supporting plate that may prevent deposition on a rear surface of a substrate and may easily unload the substrate. The substrate supporting plate may include a substrate mounting portion and a peripheral portion surrounding the substrate mounting portion. An edge portion of a top surface of the substrate mounting portion may be anodized. A central portion of the top surface of the substrate mounting portion may not be anodized.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: April 23, 2024
    Assignee: ASM IP Holding B.V.
    Inventors: Yong Min Yoo, Jong Won Shon, Seung Woo Choi, Dong Seok Kang
  • Patent number: 9842934
    Abstract: A method of manufacturing an array substrate is discussed. The method includes forming a gate line on a substrate including a pixel region, forming a gate electrode on the substrate and connected to the gate line, and forming a gate insulating layer on the gate line and the gate electrode. The method further includes forming a data line on the gate insulating layer and crossing the gate line to define the pixel region, forming a source electrode and a drain electrode on the gate insulating layer and corresponding to the gate electrode, the source electrode connected to the data line and the drain electrode spaced apart from the source electrode, and forming an oxide semiconductor layer on top of the source and drain electrodes.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: December 12, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Yong-Woo Yoo, Sang-Hyun Bae, Ju-Yeon Kim
  • Patent number: 9751096
    Abstract: A dispenser capable of forming a uniform material layer and a method of fabricating an organic light emitting display device using the same are disclosed. The dispenser includes a syringe including a coating material and provided with a nozzle for ejecting the coating material to a substrate and a syringe cap for controlling a coating amount from the nozzle, a pressing unit providing a pressure for ejecting the coating material, a transporting unit for moving the syringe above, and a cap-driving unit for driving the syringe cap to control the coating amount.
    Type: Grant
    Filed: January 11, 2016
    Date of Patent: September 5, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Min-Ju Kim, Seung-Hyun Lee, Yong-Woo Yoo, Sang-Hyun Bae
  • Publication number: 20170110592
    Abstract: A method of manufacturing an array substrate is discussed. The method includes forming a gate line on a substrate including a pixel region, forming a gate electrode on the substrate and connected to the gate line, and forming a gate insulating layer on the gate line and the gate electrode. The method further includes forming a data line on the gate insulating layer and crossing the gate line to define the pixel region, forming a source electrode and a drain electrode on the gate insulating layer and corresponding to the gate electrode, the source electrode connected to the data line and the drain electrode spaced apart from the source electrode, and forming an oxide semiconductor layer on top of the source and drain electrodes.
    Type: Application
    Filed: December 28, 2016
    Publication date: April 20, 2017
    Applicant: LG Display Co., Ltd.
    Inventors: Yong-Woo YOO, Sang-Hyun BAE, Ju-Yeon KIM
  • Patent number: 9564532
    Abstract: An array substrate including a substrate including a pixel region; a gate line on the substrate; a gate electrode on the substrate and connected to the gate line; a gate insulating layer on the gate line and the gate electrode; a data line on the gate insulating layer and crossing the gate line to define the pixel region; a source electrode and a drain electrode on the gate insulating layer and corresponding to the gate electrode, the source electrode connected to the data line and the drain electrode spaced apart from the source electrode; and an oxide semiconductor layer on top of the source and drain electrodes.
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: February 7, 2017
    Assignee: LG Display Co., Ltd.
    Inventors: Yong-Woo Yoo, Sang-Hyun Bae, Ju-Yeon Kim
  • Patent number: 9343519
    Abstract: Provided is a method of manufacturing an organic light emitting display device. The method includes: providing a first substrate including: a display portion, and a non-display portion, forming a thin film transistor (TFT) and an organic light emitting diode (OLED) in the display portion of the first substrate, providing a pad portion including: at least one pad contact portion at the non-display portion and electrically connected to the TFT, and a pad insulating portion between adjacent pad contact portions, providing an anti-moisture insulation layer entirely covering the first substrate, adhering an encapsulating substrate onto the anti-moisture insulation portion in correspondence with the display portion, and removing the anti-moisture insulation layer, at the pad contact portion, using a laser.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: May 17, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Seung Hyun Lee, Hang Sup Cho, Tae Hyung Lee, Yong Woo Yoo
  • Publication number: 20160121346
    Abstract: A dispenser capable of forming a uniform material layer and a method of fabricating an organic light emitting display device using the same are disclosed. The dispenser includes a syringe including a coating material and provided with a nozzle for ejecting the coating material to a substrate and a syringe cap for controlling a coating amount from the nozzle, a pressing unit providing a pressure for ejecting the coating material, a transporting unit for moving the syringe above, and a cap-driving unit for driving the syringe cap to control the coating amount.
    Type: Application
    Filed: January 11, 2016
    Publication date: May 5, 2016
    Inventors: Min-Ju Kim, Seung-Hyun Lee, Yong-Woo Yoo, Sang-Hyun Bae
  • Patent number: 9263699
    Abstract: A dispenser capable of forming a uniform material layer and a method of fabricating an organic light emitting display device using the same are disclosed. The dispenser includes a syringe including a coating material and provided with a nozzle for ejecting the coating material to a substrate and a syringe cap for controlling a coating amount from the nozzle, a pressing unit providing a pressure for ejecting the coating material, a transporting unit for moving the syringe above, and a cap-driving unit for driving the syringe cap to control the coating amount.
    Type: Grant
    Filed: December 11, 2013
    Date of Patent: February 16, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Min-Ju Kim, Seung-Hyun Lee, Yong-Woo Yoo, Sang-Hyun Bae
  • Patent number: 9111812
    Abstract: Disclosed is a flexible display device and method of manufacturing the same in which a method of manufacturing a flexible display device may include forming a sacrificial layer on a support substrate, the sacrificial layer including at least one barrier layer and a separation layer, the barrier layer having a higher hydrogen content than that of the separation layer; forming a first flexible substrate on the support substrate provided with the sacrificial layer; forming a plurality of device elements on the first flexible substrate; and irradiating a laser onto the sacrificial layer through the support substrate and separating the support substrate from the first substrate.
    Type: Grant
    Filed: November 3, 2014
    Date of Patent: August 18, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Yong Woo Yoo, Seung Hyun Lee
  • Publication number: 20150147831
    Abstract: Provided is a method of manufacturing an organic light emitting display device. The method includes: providing a first substrate including: a display portion, and a non-display portion, forming a thin film transistor (TFT) and an organic light emitting diode (OLED) in the display portion of the first substrate, providing a pad portion including: at least one pad contact portion at the non-display portion and electrically connected to the TFT, and a pad insulating portion between adjacent pad contact portions, providing an anti-moisture insulation layer entirely covering the first substrate, adhering an encapsulating substrate onto the anti-moisture insulation portion in correspondence with the display portion, and removing the anti-moisture insulation layer, at the pad contact portion, using a laser.
    Type: Application
    Filed: November 26, 2014
    Publication date: May 28, 2015
    Applicant: LG Display Co., Ltd.
    Inventors: Seung Hyun Lee, Hang Sup Cho, Tae Hyung Lee, Yong Woo Yoo
  • Publication number: 20150125972
    Abstract: Disclosed is a flexible display device and method of manufacturing the same in which a method of manufacturing a flexible display device may include forming a sacrificial layer on a support substrate, the sacrificial layer including at least one barrier layer and a separation layer, the barrier layer having a higher hydrogen content than that of the separation layer; forming a first flexible substrate on the support substrate provided with the sacrificial layer; forming a plurality of device elements on the first flexible substrate; and irradiating a laser onto the sacrificial layer through the support substrate and separating the support substrate from the first substrate.
    Type: Application
    Filed: November 3, 2014
    Publication date: May 7, 2015
    Inventors: Yong Woo YOO, Seung Hyun LEE
  • Publication number: 20140170791
    Abstract: A dispenser capable of forming a uniform material layer and a method of fabricating an organic light emitting display device using the same are disclosed. The dispenser includes a syringe including a coating material and provided with a nozzle for ejecting the coating material to a substrate and a syringe cap for controlling a coating amount from the nozzle, a pressing unit providing a pressure for ejecting the coating material, a transporting unit for moving the syringe above, and a cap-driving unit for driving the syringe cap to control the coating amount.
    Type: Application
    Filed: December 11, 2013
    Publication date: June 19, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Min-Ju Kim, Seung-Hyun Lee, Yong-Woo Yoo, Sang-Hyun Bae
  • Publication number: 20130277668
    Abstract: An array substrate including a substrate including a pixel region; a gate line on the substrate; a gate electrode on the substrate and connected to the gate line; a gate insulating layer on the gate line and the gate electrode; a data line on the gate insulating layer and crossing the gate line to define the pixel region; a source electrode and a drain electrode on the gate insulating layer and corresponding to the gate electrode, the source electrode connected to the data line and the drain electrode spaced apart from the source electrode; and an oxide semiconductor layer on top of the source and drain electrodes.
    Type: Application
    Filed: November 15, 2012
    Publication date: October 24, 2013
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Yong-Woo YOO, Sang-Hyun BAE, Ju-Yeon KIM
  • Patent number: 8264644
    Abstract: A color filter substrate for an in-plane switching mode liquid crystal display device includes a first rear side electrode on a first surface of a substrate and formed of a first transparent conductive material including zinc oxide (ZnO) and at least two compounds having second or fourth valence, the first rear side electrode having a first thickness; a black matrix having a lattice shape and a plurality of openings in the lattice shape, the black matrix disposed on a second surface, which is opposite to the first surface, of the substrate; a color filter layer in the plurality of openings; and an overcoat layer on the black matrix and the color filter layer.
    Type: Grant
    Filed: October 27, 2009
    Date of Patent: September 11, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Kyung-Han Seo, Chul-Woo Kim, Yong-Woo Yoo, Mun-Gi Park, Ho-Su Kim
  • Publication number: 20100141876
    Abstract: A color filter substrate for an in-plane switching mode liquid crystal display device includes a first rear side electrode on a first surface of a substrate and formed of a first transparent conductive material including zinc oxide (ZnO) and at least two compounds having second or fourth valence, the first rear side electrode having a first thickness; a black matrix having a lattice shape and a plurality of openings in the lattice shape, the black matrix disposed on a second surface, which is opposite to the first surface, of the substrate; a color filter layer in the plurality of openings; and an overcoat layer on the black matrix and the color filter layer.
    Type: Application
    Filed: October 27, 2009
    Publication date: June 10, 2010
    Inventors: Kyung-Han SEO, Chul-Woo Kim, Yong-Woo Yoo, Mun-Gi Park, Ho-Su Kim