Patents by Inventor Gyu Won Han

Gyu Won Han 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: 20220144216
    Abstract: A washer liquid supply valve includes a valve body provided with an inflow hole and a discharge hole configured to allow a washer liquid to flow into and out of the valve body therethrough, a housing detachably combined with an upper part of the valve body, a coil assembly installed in the housing and configured to generate magnetic force when power is applied to the washer liquid supply valve, a core combined with the coil assembly while penetrating the coil assembly and magnetized by the magnetic force generated by the coil assembly, plunger installed in the core so as to be movable and configured to be moved upwards when power is applied to the washer liquid supply valve, and a spring interposed between the core and the plunger so as to elastically support the plunger towards the valve body.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Inventors: Jong Min Park, Nak Kyoung Kong, Jin Hee Lee, Ki Hong Lee, Chang Hoon Lee, Ho Hoon Hwang, Eui Dong Roh, Ki Ryong Lee, Jong Wook Lee, Sin Won Kang, Seong Jun Kim, Jong-hyun Jin, Moo Ha Hwang, Yeong-Su Kim, Gyu Won Han, Young Joon Shin
  • Patent number: 10672846
    Abstract: An organic light-emitting display device protects a first electrode and reduces any effect due to light leakage from the top or the peripheral side of a bank, thereby increasing lifespan. The organic light-emitting display device includes a first electrode protective pattern.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: June 2, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Hee-Jung Yang, Woo-Sup Shin, Gyu-Won Han
  • Publication number: 20190019852
    Abstract: An organic light-emitting display device protects a first electrode and reduces any effect due to light leakage from the top or the peripheral side of a bank, thereby increasing lifespan. The organic light-emitting display device includes a first electrode protective pattern.
    Type: Application
    Filed: September 6, 2018
    Publication date: January 17, 2019
    Applicant: LG Display Co., Ltd.
    Inventors: Hee-Jung Yang, Woo-Sup Shin, Gyu-Won Han
  • Patent number: 10079273
    Abstract: An organic light-emitting display device protects a first electrode and reduces any effect due to light leakage from the top or the peripheral side of a bank, thereby increasing lifespan. The organic light-emitting display device includes a first electrode protective pattern.
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: September 18, 2018
    Assignee: LG Display Co., Ltd.
    Inventors: Hee-Jung Yang, Woo-Sup Shin, Gyu-Won Han
  • Patent number: 10043679
    Abstract: A method of fabricating an array substrate including forming an oxide semiconductor layer on a substrate; sequentially forming a gate insulating layer and a gate electrode corresponding to a central portion of the oxide semiconductor layer; forming source and drain areas having conductive properties in the oxide semiconductor layer by irradiating X-rays or UV rays to the oxide semiconductor layer exposed outside the gate electrode; forming an inter insulating layer on the gate electrode and having first contact holes that expose the source and drain areas; and forming source and drain electrodes on the inter insulating layer and contacting the source and drain areas through the first contact holes, respectively.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: August 7, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Hee-Jung Yang, Hyung-Tae Kim, Jae-Young Jeong, Gyu-Won Han, Dong-Sun Kim, Won-Joon Ho
  • Publication number: 20180033841
    Abstract: An organic light-emitting display device protects a first electrode and reduces any effect due to light leakage from the top or the peripheral side of a bank, thereby increasing lifespan. The organic light-emitting display device includes a first electrode protective pattern.
    Type: Application
    Filed: May 16, 2017
    Publication date: February 1, 2018
    Applicant: LG Display Co., Ltd.
    Inventors: Hee-Jung Yang, Woo-Sup Shin, Gyu-Won Han
  • Publication number: 20170194168
    Abstract: A method of fabricating an array substrate including forming an oxide semiconductor layer on a substrate; sequentially forming a gate insulating layer and a gate electrode corresponding to a central portion of the oxide semiconductor layer; forming source and drain areas having conductive properties in the oxide semiconductor layer by irradiating X-rays or UV rays to the oxide semiconductor layer exposed outside the gate electrode; forming an inter insulating layer on the gate electrode and having first contact holes that expose the source and drain areas; and forming source and drain electrodes on the inter insulating layer and contacting the source and drain areas through the first contact holes, respectively.
    Type: Application
    Filed: March 21, 2017
    Publication date: July 6, 2017
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Hee-Jung YANG, Hyung-Tae KIM, Jae-Young JEONG, Gyu-Won HAN, Dong-Sun KIM, Won-Joon HO
  • Patent number: 9640567
    Abstract: A method of fabrication an array substrate which includes foaming an oxide semiconductor layer on a substrate; forming a gate insulating layer corresponding to a central portion of the oxide semiconductor layer; forming a first reactive metallic pattern and second reactive metallic patterns on the gate insulating layer and portions of the oxide semiconductor layer exposed outside the gate insulating layer, respectively; forming a gate electrode on the first reactive metallic pattern; forming source and drain areas having conductive properties in the oxide semiconductor layer by performing heat treatment such that materials of the second reactive metallic patterns are diffused into the oxide semiconductor layer contacting the second reactive metallic patterns; forming an inter insulating layer on the gate electrode and having first contact holes that expose the second reactive metallic patterns; and forming source and drain electrodes on the inter insulating layer and contacting the second reactive metallic pa
    Type: Grant
    Filed: February 10, 2016
    Date of Patent: May 2, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Hee-Jung Yang, Hyung-Tae Kim, Jae-Young Jeong, Gyu-Won Han, Dong-Sun Kim, Won-Joon Ho
  • Publication number: 20160172388
    Abstract: A method of fabrication an array substrate which includes foaming an oxide semiconductor layer on a substrate; forming a gate insulating layer corresponding to a central portion of the oxide semiconductor layer; forming a first reactive metallic pattern and second reactive metallic patterns on the gate insulating layer and portions of the oxide semiconductor layer exposed outside the gate insulating layer, respectively; forming a gate electrode on the first reactive metallic pattern; forming source and drain areas having conductive properties in the oxide semiconductor layer by performing heat treatment such that materials of the second reactive metallic patterns are diffused into the oxide semiconductor layer contacting the second reactive metallic patterns; forming an inter insulating layer on the gate electrode and having first contact holes that expose the second reactive metallic patterns; and forming source and drain electrodes on the inter insulating layer and contacting the second reactive metallic pa
    Type: Application
    Filed: February 10, 2016
    Publication date: June 16, 2016
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Hee-Jung YANG, Hyung-Tae KIM, Jae-Young JEONG, Gyu-Won HAN, Dong-Sun KIM, Won-Joon HO
  • Patent number: 9293478
    Abstract: A method of fabrication an array substrate includes forming an oxide semiconductor layer on a substrate; sequentially forming a gate insulating layer and a gate electrode corresponding to a central portion of the oxide semiconductor layer; forming source and drain areas having conductive properties in the oxide semiconductor layer by performing hydrogen plasma treatment; forming barrier layers on the source and drain areas, the barrier layer having a first thickness; forming an inter insulating layer on the gate electrode and having first contact holes that expose the barrier layers; and forming source and drain electrodes on the inter insulating layer and contacting the barrier layers through the first contact holes, respectively.
    Type: Grant
    Filed: October 23, 2013
    Date of Patent: March 22, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Hee-Jung Yang, Hyung-Tae Kim, Jae-Young Jeong, Gyu-Won Han, Dong-Sun Kim, Won-Joon Ho
  • Patent number: 9001299
    Abstract: A low-resistance wiring structure and a liquid crystal display are disclosed. The liquid crystal display includes a first substrate; a thin film transistor (TFT) formed on the first substrate and formed of a gate wiring, a data wiring and a semiconductor layer; and a second substrate attached to the first substrate in a facing manner, wherein at least one of the gate wiring and the data wiring is formed as a first wiring made of copper, a second wiring made of a barrier metal preventing spreading of copper, and a metal oxide film pattern formed between the first and second wirings. A MO/Cu wiring structure is implemented by using pure molybdenum, so that the low-resistance wiring structure with high reliability can be formed at a low cost.
    Type: Grant
    Filed: December 17, 2008
    Date of Patent: April 7, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Hee-Jung Yang, Gyu-Won Han
  • Publication number: 20140120658
    Abstract: A method of fabrication an array substrate includes forming an oxide semiconductor layer on a substrate; sequentially forming a gate insulating layer and a gate electrode corresponding to a central portion of the oxide semiconductor layer; forming source and drain areas having conductive properties in the oxide semiconductor layer by performing hydrogen plasma treatment; forming barrier layers on the source and drain areas, the barrier layer having a first thickness; forming an inter insulating layer on the gate electrode and having first contact holes that expose the barrier layers; and forming source and drain electrodes on the inter insulating layer and contacting the barrier layers through the first contact holes, respectively.
    Type: Application
    Filed: October 23, 2013
    Publication date: May 1, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Hee-Jung YANG, Hyung-Tae KIM, Jae-Young JEONG, Gyu-Won HAN, Dong-Sun KIM, Won-Joon HO
  • Patent number: 8384869
    Abstract: Disclosed is an LCD device comprising: a substrate; gate and data lines intersecting each other on the substrate; a thin film transistor at the intersection of the gate and data lines; a pixel electrode electrically connected with the thin film transistor; a common electrode forming an electric field with the pixel electrode; and a reflection control layer on at least one of the pixel electrode and common electrode. At this time, at least one electrode of the pixel electrode and common electrode is formed of the opaque metal material, to thereby improve black luminance and contrast ratio. Simultaneously, the reflection control layer is formed on the at least one electrode of the opaque metal material so that it is possible to adjust the reflectivity of external light, and to prevent the problem of rainbow-colored image.
    Type: Grant
    Filed: December 29, 2010
    Date of Patent: February 26, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Hee Jung Yang, Gyu Won Han, Jae Min Lee, Won Joon Ho, Hoon Ki Chang, Byeong Seo Kim
  • Patent number: 8178973
    Abstract: The present invention relates to a copper wire in a semiconductor device in which a barrier layer is formed for improving adhesion of a copper wire without any additional fabricating step; a method for fabricating the same, and a flat panel display device with the same. The copper wire includes a barrier layer formed on an underlying structure, and a copper conductive layer on the barrier layer, wherein the barrier layer includes at least one of a Cu2O layer and a CuOxNy layer.
    Type: Grant
    Filed: December 12, 2008
    Date of Patent: May 15, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Gyu Won Han, Dong Sun Kim, Won Joon Ho, Hee Jung Yang
  • Publication number: 20120057116
    Abstract: Disclosed is an LCD device comprising: a substrate; gate and data lines intersecting each other on the substrate; a thin film transistor at the intersection of the gate and data lines; a pixel electrode electrically connected with the thin film transistor; a common electrode forming an electric field with the pixel electrode; and a reflection control layer on at least one of the pixel electrode and common electrode. At this time, at least one electrode of the pixel electrode and common electrode is formed of the opaque metal material, to thereby improve black luminance and contrast ratio. Simultaneously, the reflection control layer is formed on the at least one electrode of the opaque metal material so that it is possible to adjust the reflectivity of external light, and to prevent the problem of rainbow-colored image.
    Type: Application
    Filed: December 29, 2010
    Publication date: March 8, 2012
    Inventors: Hee Jung Yang, Gyu Won Han, Jae Min Lee, Won Joon Ho, Hoon Ki Chang, Byeong Seo Kim
  • Publication number: 20090267087
    Abstract: A low-resistance wiring structure and a liquid crystal display are disclosed. The liquid crystal display includes a first substrate; a thin film transistor (TFT) formed on the first substrate and formed of a gate wiring, a data wiring and a semiconductor layer; and a second substrate attached to the first substrate in a facing manner, wherein at least one of the gate wiring and the data wiring is formed as a first wiring made of copper, a second wiring made of a barrier metal preventing spreading of copper, and a metal oxide film pattern formed between the first and second wirings. A MO/Cu wiring structure is implemented by using pure molybdenum, so that the low-resistance wiring structure with high reliability can be formed at a low cost.
    Type: Application
    Filed: December 17, 2008
    Publication date: October 29, 2009
    Inventors: Hee-Jung Yang, Gyu-Won Han
  • Publication number: 20090166640
    Abstract: The present invention relates to a copper wire in a semiconductor device in which a barrier layer is formed for improving adhesion of a copper wire without any additional fabricating step; a method for fabricating the same, and a flat panel display device with the same. The copper wire includes a barrier layer formed on an underlying structure, and a copper conductive layer on the barrier layer, wherein the barrier layer includes at least one of a Cu2O layer and a CuOxNy layer.
    Type: Application
    Filed: December 12, 2008
    Publication date: July 2, 2009
    Inventors: Gyu Won Han, Dong Sun Kim, Won Joon Ho, Hee Jung Yang