Patents by Inventor Chun Tak Lee

Chun Tak 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: 7868330
    Abstract: An organic electro luminescence display device having a plurality of anode electrodes which are disposed in parallel to a substrate, formed of a transparent conductive material and electrically separated from each other; a first conductive light shielding pattern formed along a first side of each of the anode electrodes; and a second conductive light shielding pattern formed along a second side of each of the anode electrodes.
    Type: Grant
    Filed: October 26, 2005
    Date of Patent: January 11, 2011
    Assignee: LG Electronics Inc.
    Inventor: Chun Tak Lee
  • Patent number: 7786519
    Abstract: This document discloses an organic light emitting device comprising a first electrode and a wire comprising a contact part formed on a substrate, an insulating layer formed on the first electrode and a portion of the wire, the insulating layer comprising an opening which exposes a portion of the first electrode and a contact hole which exposes an entire upper surface of the contact part, an emission layer formed in the opening, a second electrode formed on the emission layer and the upper surface of the contact part though the contact hole.
    Type: Grant
    Filed: December 27, 2006
    Date of Patent: August 31, 2010
    Assignee: LG Electronics Inc.
    Inventor: Chun Tak Lee
  • Patent number: 7759675
    Abstract: The present invention relates to a light emitting device, particularly to an organic electroluminescent device, that can prevent corrosion of data lines and scan lines and improve the adhesive strength of a sealant. The organic electroluminescent device includes a substrate, a plurality of anode electrode layers disposed in a first direction on the substrate, a plurality of cathode electrode layers disposed in a second direction different from the first direction on the substrate, luminescent areas formed by the anode electrode layers and the cathode electrode layers, a plurality of data lines electrically communicated with the anode electrode layers, and a plurality of scan lines electrically communicated with the cathode electrode layers. At least one of the data lines and the scan lines includes a transparent electrode layer, and the sub-electrode layer completely encloses the transparent electrode layer.
    Type: Grant
    Filed: March 13, 2006
    Date of Patent: July 20, 2010
    Assignee: LG Display Co., Ltd.
    Inventor: Chun Tak Lee
  • Patent number: 7633086
    Abstract: A light emitting device is disclosed which includes a substrate, a plurality of anode electrode layers disposed in a first direction on the substrate, a plurality of cathode electrode layers disposed in a second direction different from the first direction on the substrate, a plurality of data lines electrically communicated with the anode electrode layers, and a plurality of scan lines electrically communicated with the cathode electrode layers.
    Type: Grant
    Filed: March 13, 2006
    Date of Patent: December 15, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Chun Tak Lee
  • Patent number: 7554262
    Abstract: The disclosure describes a display device with a signal line electrode structure for preventing a scan line or a data line from being corroded. The display device comprises a substrate; a first electrode layer disposed over the substrate; a second electrode layer disposed to cover the first electrode layer and configured to electrically communicate with the first electrode layer; a pixel disposed over the substrate; and a cap attached to the substrate to cover the pixel, wherein the signal line is in electrical communication with the pixel, and includes a light transmitting apart in the sealant area.
    Type: Grant
    Filed: March 15, 2006
    Date of Patent: June 30, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Chun Tak Lee
  • Patent number: 7485893
    Abstract: The present invention relates to a display device, such as an organic electroluminescent device, for preventing corrosion of a signal line. A display device according to the present invention, comprising a substrate; a first electrode layer disposed over the substrate; a second electrode layer disposed to cover the first electrode layer and configured to electrically communicate with the first electrode layer; and a pixel disposed over the substrate, wherein a signal line is defined as an electrode layer including the first electrode layer and the second electrode layer, wherein the first electrode layer is in electrical communication with the pixel. The display device according to the present invention can prevent the material of the signal line from being corroded. Also, the device can prevent the reduction of brightness and the increase of power consumption.
    Type: Grant
    Filed: March 15, 2006
    Date of Patent: February 3, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Chun Tak Lee
  • Publication number: 20070235767
    Abstract: This document discloses an organic light emitting device comprising a first electrode and a wire comprising a contact part formed on a substrate, an insulating layer formed on the first electrode and a portion of the wire, the insulating layer comprising an opening which exposes a portion of the first electrode and a contact hole which exposes an entire upper surface of the contact part, an emission layer formed in the opening, a second electrode formed on the emission layer and the upper surface of the contact part though the contact hole.
    Type: Application
    Filed: December 27, 2006
    Publication date: October 11, 2007
    Inventor: Chun Tak Lee
  • Patent number: 6407415
    Abstract: Solid state image sensor having photodiode regions for converting optical image signal into an electrical signal and charge coupled device regions for transferring video charges generated in the photodiode regions in one direction, including first microlens layers spaced from one another and formed over the photodiode regions to be opposite thereto for focusing lights onto the photodiode regions, and second microlens layers formed of a material having a refractive index greater than the first microlens layers on an entire surface of the first microlens layers for focusing lights incident to edge portions of the first microlens layers and spaces between the first microlens layers onto the photodiode regions.
    Type: Grant
    Filed: June 14, 2001
    Date of Patent: June 18, 2002
    Assignee: LG Semicon Co., Ltd.
    Inventor: Chun Tak Lee
  • Publication number: 20010033007
    Abstract: Solid state image sensor having photodiode regions for converting optical image signal into an electrical signal and charge coupled device regions for transferring video charges generated in the photodiode regions in one direction, including first microlens layers spaced from one another and formed over the photodiode regions to be opposite thereto for focusing lights onto the photodiode regions, and second microlens layers formed of a material having a refractive index greater than the first microlens layers on an entire surface of the first microlens layers for focusing lights incident to edge portions of the first microlens layers and spaces between the first microlens layers onto the photodiode regions.
    Type: Application
    Filed: June 14, 2001
    Publication date: October 25, 2001
    Applicant: LG Semicon Co., Ltd.
    Inventor: Chun Tak Lee
  • Patent number: 6271103
    Abstract: Solid state image sensor having photodiode regions for converting optical image signal into an electrical signal and charge coupled device regions for transferring video charges generated in the photodiode regions in one direction, including first microlens layers spaced from one another and formed over the photodiode regions to be opposite thereto for focusing lights onto the photodiode regions, and second microlens layers formed of a material having a refractive index greater than the first microlens layers on an entire surface of the first microlens layers for focusing lights incident to edge portions of the first microlens layers and spaces between the first microlens layers onto the photodiode regions.
    Type: Grant
    Filed: August 4, 1999
    Date of Patent: August 7, 2001
    Assignee: LG Semicon Co., Ltd.
    Inventor: Chun Tak Lee