Patents by Inventor Ock Hee Kim

Ock Hee Kim 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: 9034416
    Abstract: A method for fabricating an organic electroluminescent display device usable for large-area applications includes: preparing a first substrate; preparing a transfer plate having at least one transfer pattern; forming a first electrode on the first substrate; forming organic light emitting patterns on the at least one transfer pattern on the transfer plate within a region; and bonding the first substrate to the transfer plate, and after the bonding, transferring the organic light emitting patterns from the transfer plate onto the first substrate using a pressure difference between an area within the region and an area outside of the region.
    Type: Grant
    Filed: December 27, 2006
    Date of Patent: May 19, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventor: Ock-Hee Kim
  • Patent number: 8446093
    Abstract: An OLED device and a manufacturing method thereof, which can secure the life span and reliability and can improve light efficiency, is disclosed. To this end, the device and method disposes organic light emission diode elements on a substrate. On the substrate with the organic light emission diode elements, a sealant layer having a micro-lens portion is disposed, thereby shielding the organic light emission diode elements from external moisture and/or oxygen.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: May 21, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Ock Hee Kim, Kang Ju Lee
  • Patent number: 8323066
    Abstract: A method of manufacturing a flexible display device is disclosed. The flexible display device manufacturing method includes: preparing a support substrate; coating a sealant on edge areas of the support substrate; combining a flexible substrate and the support substrate coated with the sealant in a vacuum state; hardening the sealant between the support substrate and the flexible substrate; forming display components used in a configuration of the flexible display device on the flexible substrate; and cutting the flexible substrate along a cutting line on the flexible substrate to separate the flexible substrate from the support substrate.
    Type: Grant
    Filed: November 24, 2009
    Date of Patent: December 4, 2012
    Assignee: LG Display Co., Ltd.
    Inventor: Ock Hee Kim
  • Patent number: 8284121
    Abstract: A flexible display and method for forming alignment key of the same are disclosed, which includes an alignment key required to align positions between film layers, the flexible display comprising a substrate defined display area and non-display area and an alignment key forming part including an alignment key and transmission part at the circumference of the alignment key, wherein the alignment key forming part is formed at the non-display area of the substrate.
    Type: Grant
    Filed: June 27, 2007
    Date of Patent: October 9, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Ock Hee Kim, Ae Kyung Jeon, In Su Joo
  • Patent number: 8247966
    Abstract: An organic light emitting device, which includes a first substrate, scan lines and data lines arranged on the first substrate, and at least an unit pixel comprising a R sub-pixel corresponding to a Red color, a G sub-pixel corresponding to a Green color, and a B sub-pixel corresponding to a Blue color positioned in a region on the first substrate defined by a crossing of the scan and data lines.
    Type: Grant
    Filed: June 28, 2006
    Date of Patent: August 21, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Jae Yoon Lee, Ock Hee Kim
  • Patent number: 7948164
    Abstract: An organic electro luminescence device includes: a display region and a non-display region defined in first and second substrates, sub-pixels defined in the display region; an array element including at least one TFT in the display region of the first substrate in each sub-pixel; a first electrode in an inner surface of the second substrate; a buffer in a predetermined region to partition an emission region of each sub-pixel on the first electrode, and an electrode separator on the buffer; an insulating layer in the emission region of each sub-pixel, and a spacer formed on the insulating layer; an organic electro luminescent layer in the emission region of each sub-pixel, the emission region including the insulating layer and the spacer; and a second electrode on the second substrate where the organic electro luminescent layer is formed.
    Type: Grant
    Filed: June 30, 2005
    Date of Patent: May 24, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Sung Joon Bae, Jae Yong Park, Ock Hee Kim, Kwan Soo Kim
  • Publication number: 20100279576
    Abstract: A method of manufacturing a flexible display device is disclosed. The flexible display device manufacturing method includes: preparing a support substrate; coating a sealant on edge areas of the support substrate; combining a flexible substrate and the support substrate coated with the sealant in a vacuum state; hardening the sealant between the support substrate and the flexible substrate; forming display components used in a configuration of the flexible display device on the flexible substrate; and cutting the flexible substrate along a cutting line on the flexible substrate to separate the flexible substrate from the support substrate.
    Type: Application
    Filed: November 24, 2009
    Publication date: November 4, 2010
    Inventor: Ock Hee Kim
  • Patent number: 7645176
    Abstract: An organic electro-luminescence display (OELD) includes first and second substrates facing each other and having a display region and a non-display region, a first stacking layer in the display region, the first stacking layer including an array layer disposed on the first substrate and having a thin film transistor, a connection pattern connected with the array layer, and an emitting diode disposed on the second substrate and connected with the connection pattern, and a second stacking layer between the first and second substrates and in the non-display region, the second stacking layer corresponding to the first stacking layer.
    Type: Grant
    Filed: January 11, 2008
    Date of Patent: January 12, 2010
    Assignee: LG Display Co., Ltd.
    Inventor: Ock-Hee Kim
  • Publication number: 20090302744
    Abstract: An OLED device and a manufacturing method thereof, which can secure the life span and reliability and can improve light efficiency, is disclosed. To this end, the device and method disposes organic light emission diode elements on a substrate. On the substrate with the organic light emission diode elements, a sealant layer having a micro-lens portion is disposed, thereby shielding the organic light emission diode elements from external moisture and/or oxygen.
    Type: Application
    Filed: November 12, 2008
    Publication date: December 10, 2009
    Inventors: Ock Hee Kim, Kang Ju Lee
  • Patent number: 7495390
    Abstract: An electro-luminescence device includes a transparent substrate; a plurality of pixel areas including a plurality of scanning lines and a plurality of data lines formed on the transparent substrate; a plurality of pixel electrodes formed on the plurality of pixel areas; an electro-luminescent layer formed over the plurality of pixel electrodes; a metal electrode formed on the electro-luminescent layer; a seal cover plate for sealing the electro-luminescent layer; a sealant for adhering the seal cover plate to the transparent substrate; and a heat-exhausting layer formed on the metal electrode.
    Type: Grant
    Filed: December 19, 2001
    Date of Patent: February 24, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Jae Yong Park, Sung Ki Kim, Myung Ho Lee, Ock Hee Kim
  • Publication number: 20080113577
    Abstract: An organic electro-luminescence display (OELD) includes first and second substrates facing each other and having a display region and a non-display region, a first stacking layer in the display region, the first stacking layer including an array layer disposed on the first substrate and having a thin film transistor, a connection pattern connected with the array layer, and an emitting diode disposed on the second substrate and connected with the connection pattern, and a second stacking layer between the first and second substrates and in the non-display region, the second stacking layer corresponding to the first stacking layer.
    Type: Application
    Filed: January 11, 2008
    Publication date: May 15, 2008
    Inventor: Ock-Hee Kim
  • Patent number: 7345422
    Abstract: An organic electro-luminescence display (OELD) includes first and second substrates facing each other and having a display region and a non-display region, a first stacking layer in the display region, the first stacking layer including an array layer disposed on the first substrate and having a thin film transistor, a connection pattern connected with the array layer, and an emitting diode disposed on the second substrate and connected with the connection pattern, and a second stacking layer between the first and second substrates and in the non-display region, the second stacking layer corresponding to the first stacking layer.
    Type: Grant
    Filed: December 21, 2004
    Date of Patent: March 18, 2008
    Assignee: LG.Philips LCD Co., Ltd.
    Inventor: Ock-Hee Kim
  • Patent number: 7342249
    Abstract: An organic electroluminescent device, includes: a first substrate including a first pixel region, the first pixel region including first, second and third sub-pixel regions; an array element layer on an inner surface of the first substrate, the array element layer including a thin film transistor in each sub-pixel region; a second substrate facing the first substrate and being spaced apart from the first substrate, the second substrate including a second pixel region corresponding to the first pixel region, and the second pixel region including fourth, fifth and sixth sub-pixel regions; an organic electroluminescent diode on an inner surface of the second substrate in each sub-pixel region; and a connection electrode electrically connecting the first substrate to the second substrates, wherein the fourth, fifth and sixth sub-pixel regions have different sizes from each other.
    Type: Grant
    Filed: June 28, 2004
    Date of Patent: March 11, 2008
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Jac-Yong Park, Kwang-Jo Hwang, Ock-Hee Kim
  • Publication number: 20080042929
    Abstract: A flexible display and method for forming alignment key of the same are disclosed, which includes an alignment key required to align positions between film layers, the flexible display comprising a substrate defined display area and non-display area and an alignment key forming part including an alignment key and transmission part at the circumference of the alignment key, wherein the alignment key forming part is formed at the non-display area of the substrate.
    Type: Application
    Filed: June 27, 2007
    Publication date: February 21, 2008
    Inventors: Ock Hee Kim, Ac Kyung Jeon, In Su Joo
  • Publication number: 20080000496
    Abstract: A method of cleaning a crystal sensor of an evaporation apparatus is disclosed, wherein the crystal sensor of monitoring an evaporation level is cleaned for the reuse of device, the method comprising collecting the crystal sensor after performing a monitoring step for a material evaporated and deposited on a substrate for a preset period of time, cleaning the crystal sensor by dipping the crystal sensor into a wet etchant, and drying the cleaned crystal sensor.
    Type: Application
    Filed: June 28, 2007
    Publication date: January 3, 2008
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Ock Hee Kim, Ae Kyung Jeon
  • Patent number: 7312099
    Abstract: An organic electroluminescent device includes a substrate, a plurality of gate lines on the substrate, a plurality of data lines on the substrate, each of the plurality of data lines crossing the gate lines, a plurality of switching elements and driving elements interconnected on the substrate, and a power line disposed in parallel to the data lines on the substrate, wherein the power line is electrically connected to at least two of the plurality of driving elements.
    Type: Grant
    Filed: August 15, 2005
    Date of Patent: December 25, 2007
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Gee-Sung Chae, Jae-Yong Park, Ock-Hee Kim
  • Patent number: 7311577
    Abstract: An organic electroluminescent device and methodology of fabricating the same includes first and second substrates facing and spaced apart from each other, the first and second substrates having a display region and a peripheral region, the display region including a plurality of pixel regions and a dummy pixel region; driving thin film transistors respectively adjacent to each of the plurality of pixel regions on the inner surface of the first substrate; first connection electrodes respectively connected to the driving thin film transistors; a first electrode on an entire inner surface of the second substrate; a sidewall on the first electrode at a boundary of each of the plurality of pixel regions and the dummy pixel region; an organic electroluminescent layer on the first electrode; second electrodes on the organic electroluminescent layer so that a second electrode is present in each of the plurality of pixel regions and the dummy pixel region, respectively, the second electrodes in each of the plurality o
    Type: Grant
    Filed: November 9, 2006
    Date of Patent: December 25, 2007
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Jae-Yong Park, Choong-Keun Yoo, Ock-Hee Kim, Nam-Yang Lee
  • Patent number: 7309957
    Abstract: An organic electroluminescent display device includes first and second substrates bonded together, the first and second substrates having a plurality of pixel regions, a plurality of driving elements on an inner surface of the first substrate within each of the plurality of pixel regions, a plurality of connection electrodes contacting the driving elements, a black matrix on an inner surface of the second substrate at a boundary of each of the plurality of pixel regions, a color filter layer including red, green, and blue color filters on the inner surface of the second substrate, each of the red, green, and blue color filters corresponding to each of the plurality of pixel regions, a first electrode on the black matrix and the color filter layer, an organic electroluminescent layer on the first electrode, and at least one second electrode on the organic electroluminescent layer, wherein the at least one second electrode contacts the connection electrodes.
    Type: Grant
    Filed: June 30, 2003
    Date of Patent: December 18, 2007
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Jae-Yong Park, Sung-Ki Kim, Choong-Keun Yoo, Ock-Hee Kim, Nam-Yang Lee, Kwan-Soo Kim
  • Patent number: 7309955
    Abstract: An electroluminescent display device includes first and second substrates facing each other and having a display area and a non-display area surrounding the display area. An array element is formed on the first substrate and an electroluminescent diode is formed on the second substrate. The electroluminescent display device further includes gate and data pad electrodes in the non-display area. The exposed portions of the gate and data pad electrodes are formed of a conductive material having a tolerance to corrosion.
    Type: Grant
    Filed: November 7, 2005
    Date of Patent: December 18, 2007
    Assignee: LG.Philips LCD Co., Ltd.
    Inventor: Ock-Hee Kim
  • Patent number: 7304427
    Abstract: An organic electroluminescent device and methodology of fabricating the same includes first and second substrates facing and spaced apart from each other, the first and second substrates having a display region and a peripheral region, the display region including a plurality of pixel regions and a dummy pixel region; driving thin film transistors respectively adjacent to each of the plurality of pixel regions on the inner surface of the first substrate; first connection electrodes respectively connected to the driving thin film transistors; a first electrode on an entire inner surface of the second substrate; a sidewall on the first electrode at a boundary of each of the plurality of pixel regions and the dummy pixel region; an organic electroluminescent layer on the first electrode; second electrodes on the organic electroluminescent layer so that a second electrode is present in each of the plurality of pixel regions and the dummy pixel region, respectively, the second electrodes in each of the plurality o
    Type: Grant
    Filed: December 24, 2003
    Date of Patent: December 4, 2007
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Jae-Yong Park, Choong-Keun Yoo, Ock-Hee Kim, Nam-Yang Lee