Patents by Inventor Byoung-June Lee

Byoung-June Lee 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: 9184411
    Abstract: An OLED display device with a passivation film formed between a sealing member and a pad portion through a structural alteration of the sealing member and first and second protective layers prevents deterioration of image quality and a driving faults caused by short circuits and electro-static discharge.
    Type: Grant
    Filed: June 24, 2014
    Date of Patent: November 10, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Seung Hyun Cho, Byoung June Lee, Mi Youn Yang, Sung Chul Kim
  • Publication number: 20140374719
    Abstract: An OLED display device with a passivation film formed between a sealing member and a pad portion through a structural alteration of the sealing member and first and second protective layers prevents deterioration of image quality and a driving faults caused by short circuits and electro-static discharge.
    Type: Application
    Filed: June 24, 2014
    Publication date: December 25, 2014
    Inventors: Seung Hyun CHO, Byoung June LEE, Mi Youn YANG, Sung Chul KIM
  • Patent number: 8736158
    Abstract: A top emission type organic electroluminescent display device includes a first substrate including a pixel region, a switching thin film transistor and a driving thin film transistor in the pixel region on the first substrate, a passivation layer covering the switching thin film transistor and the driving thin film transistor and exposing a drain electrode of the driving thin film transistor, a first electrode on the passivation layer and connected to the drain electrode of the driving thin film transistor, a buffer pattern in a border of the pixel region and overlapping an edge of the first electrode, a first spacer on the buffer pattern along a first direction, the first spacer having a first thickness and a dam shape, a second spacer on the buffer pattern along a second direction, the second spacer having a second thickness and a dam shape, a third spacer on the buffer pattern at a crossing portion of the first and second spacers, the third spacer having a third thickness and a columnar shape, wherein the
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: May 27, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Kyung-Tak Oh, Byoung-June Lee, Mi-Youn Yang
  • Publication number: 20140131695
    Abstract: A top emission type organic electroluminescent display device includes a first substrate including a pixel region, a switching thin film transistor and a driving thin film transistor in the pixel region on the first substrate, a passivation layer covering the switching thin film transistor and the driving thin film transistor and exposing a drain electrode of the driving thin film transistor, a first electrode on the passivation layer and connected to the drain electrode of the driving thin film transistor, a buffer pattern in a border of the pixel region and overlapping an edge of the first electrode, a first spacer on the buffer pattern along a first direction, the first spacer having a first thickness and a dam shape, a second spacer on the buffer pattern along a second direction, the second spacer having a second thickness and a dam shape, a third spacer on the buffer pattern at a crossing portion of the first and second spacers, the third spacer having a third thickness and a columnar shape, wherein the
    Type: Application
    Filed: January 16, 2014
    Publication date: May 15, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Kyung-Tak Oh, Byoung-June Lee, Mi-Youn Yang
  • Patent number: 8651910
    Abstract: A top emission type organic electroluminescent display device includes a first substrate including a pixel region, a switching thin film transistor and a driving thin film transistor in the pixel region on the first substrate, a passivation layer covering the switching thin film transistor and the driving thin film transistor and exposing a drain electrode of the driving thin film transistor, a first electrode on the passivation layer and connected to the drain electrode of the driving thin film transistor, a buffer pattern in a border of the pixel region and overlapping an edge of the first electrode, a first spacer on the buffer pattern along a first direction, the first spacer having a first thickness and a dam shape, a second spacer on the buffer pattern along a second direction, the second spacer having a second thickness and a dam shape, a third spacer on the buffer pattern at a crossing portion of the first and second spacers, the third spacer having a third thickness and a columnar shape, wherein the
    Type: Grant
    Filed: December 24, 2009
    Date of Patent: February 18, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Kyung-Tak Oh, Byoung-June Lee, Mi-Youn Yang
  • Patent number: 8018143
    Abstract: A method of manufacturing an organic electroluminescent display device includes forming a first electrode on a first substrate including a plurality of pixel regions; forming a patterned spacer on the first electrode in the pixel region; forming an organic light emitting layer on the first electrode in the pixel region and on the patterned spacer; forming a second electrode on the organic light emitting layer; forming a calcium oxide layer on the second electrode; forming a moisture-absorbing layer on the calcium oxide layer; forming a driving thin film transistor on a second substrate; and forming a connection electrode connected to the driving thin film transistor, the connection electrode contacting the second electrode on the patterned spacer.
    Type: Grant
    Filed: December 11, 2008
    Date of Patent: September 13, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Byoung-June Lee, Jung-Han Park, Hyun-Taek Lim, Won-Hee Choi, Hye-Young Choi
  • Publication number: 20100309172
    Abstract: A top emission type organic electroluminescent display device includes a first substrate including a pixel region, a switching thin film transistor and a driving thin film transistor in the pixel region on the first substrate, a passivation layer covering the switching thin film transistor and the driving thin film transistor and exposing a drain electrode of the driving thin film transistor, a first electrode on the passivation layer and connected to the drain electrode of the driving thin film transistor, a buffer pattern in a border of the pixel region and overlapping an edge of the first electrode, a first spacer on the buffer pattern along a first direction, the first spacer having a first thickness and a dam shape, a second spacer on the buffer pattern along a second direction, the second spacer having a second thickness and a dam shape, a third spacer on the buffer pattern at a crossing portion of the first and second spacers, the third spacer having a third thickness and a columnar shape, wherein the
    Type: Application
    Filed: December 24, 2009
    Publication date: December 9, 2010
    Inventors: Kyung-Tak Oh, Byoung-June Lee, Mi-Youn Yang
  • Patent number: 7759864
    Abstract: An organic electroluminescent display (OELD) device includes first and second substrates facing each other and having a display region and a non-display region on a periphery of the display region, an organic electroluminescent diode in the display region of the first substrate, a protrusion formed with a first thickness and a first width in the non-display region of the first substrate, a groove formed with a first depth and a second width in the non-display region of the second substrate, wherein the protrusion is inserted into the groove, a seal pattern formed between the protrusion and the groove.
    Type: Grant
    Filed: November 17, 2006
    Date of Patent: July 20, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Byoung-June Lee, Nho-Hoon Myoung, Min-Su Kim
  • Publication number: 20100001633
    Abstract: A method of manufacturing an organic electroluminescent display device includes forming a first electrode on a first substrate including a plurality of pixel regions; forming a patterned spacer on the first electrode in the pixel region; forming an organic light emitting layer on the first electrode in the pixel region and on the patterned spacer; forming a second electrode on the organic light emitting layer; forming a calcium oxide layer on the second electrode; forming a moisture-absorbing layer on the calcium oxide layer; forming a driving thin film transistor on a second substrate; and forming a connection electrode connected to the driving thin film transistor, the connection electrode contacting the second electrode on the patterned spacer.
    Type: Application
    Filed: December 11, 2008
    Publication date: January 7, 2010
    Inventors: Byoung-June Lee, Jung-Han Park, Hyun-Taek Lim, Won-Hee Choi, Hye-Young Choi
  • Publication number: 20070285007
    Abstract: An organic electroluminescent display (OELD) device includes first and second substrates facing each other and having a display region and a non-display region on a periphery of the display region, an organic electroluminescent diode in the display region of the first substrate, a protrusion formed with a first thickness and a first width in the non-display region of the first substrate, a groove formed with a first depth and a second width in the non-display region of the second substrate, wherein the protrusion is inserted into the groove, a seal pattern formed between the protrusion and the groove.
    Type: Application
    Filed: November 17, 2006
    Publication date: December 13, 2007
    Inventors: Byoung-June Lee, Nho-Hoon Myoung, Min-Su Kim