Patents by Inventor Il-sang Lee

Il-sang 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).

  • Publication number: 20150176897
    Abstract: A sealing member includes a body having a ring shape, a lower contacting portion protruding from a lower end of the body and having at least one recess, the recess provided in a lower surface of the lower contacting portion and extending in a radial direction of the body, and an outer contacting portion protruding outwards from the body along an outer side portion of the body.
    Type: Application
    Filed: December 1, 2014
    Publication date: June 25, 2015
    Inventors: Yong-Myung JUN, Yong-Sun KO, Kun-Tack LEE, Il-Sang LEE, Ji-Hoon JEONG, Yong-Jhin CHO, Jin-Suk HONG
  • Patent number: 9054057
    Abstract: An organic light-emitting display device is disclosed. The organic light-emitting display device may include a substrate, an organic light-emitting portion provided on the substrate, a first inorganic film that seals and covers the organic light-emitting portion, and a second inorganic film provided on the first inorganic film and including a low temperature viscosity transition (LVT) inorganic material. A coefficient of thermal expansion (CTE) of the first inorganic film may be smaller than a CTE of the second inorganic film.
    Type: Grant
    Filed: August 1, 2013
    Date of Patent: June 9, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Il-Sang Lee, Sang-Wook Sin, Sun-Young Jung, Jin-Woo Park, Dong-Jin Kim
  • Publication number: 20150047972
    Abstract: A method of manufacturing a sputtering target includes: preparing a sputtering target material including a low temperature viscosity transition (LVT) inorganic material, melting the sputtering target material at a working pressure that is lower than atmospheric pressure, and processing the melted sputtering target material to thereby form the sputtering target.
    Type: Application
    Filed: May 13, 2014
    Publication date: February 19, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: SUN-YOUNG JUNG, SANG-WOOK SHIN, IL-SANG LEE, JIN-WOO PARK, DONG-JIN KIM
  • Publication number: 20150028302
    Abstract: A method for manufacturing an organic light-emitting display apparatus including: forming an organic light-emitting device on a substrate, the organic light-emitting device including a first electrode, a second electrode, and an intermediate layer including at least an organic emission layer; and forming a thin film encapsulating layer on the organic light-emitting device, wherein the thin film encapsulating layer includes at least one inorganic film including a low temperature viscosity transition (LVT) inorganic material and an oxide, and the oxide includes zirconium-tungsten oxide or lithium-aluminum-silicon oxide.
    Type: Application
    Filed: April 21, 2014
    Publication date: January 29, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Il-Sang Lee, Sang-Wook Shin, Sun-Young Jung, Jin-Woo Park, Dong-Jin Kim
  • Publication number: 20150031153
    Abstract: A method of fabricating a sputtering target is provided. The method includes preparing a first powder material, wherein the first powder material includes tin oxide; preparing a mixture by mixing the first powder material and a second powder material, wherein the second powder material includes carbon; and fabricating the sputtering target by compressing and sintering the mixture simultaneously in a reducing atmosphere.
    Type: Application
    Filed: March 24, 2014
    Publication date: January 29, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Sang-Wook Sin, Sun-Young Jung, Il-Sang Lee, Jin-Woo Park, Dong-Jin Kim
  • Publication number: 20150014646
    Abstract: An organic light emitting display apparatus includes a substrate and includes an organic light emitting device that overlaps the substrate and includes an organic layer. The organic light emitting display apparatus further includes a planarization layer that overlaps the organic light emitting device and includes an organic material, wherein the organic light emitting device is disposed between the substrate and the planarization layer. The organic light emitting display apparatus further includes an encapsulation layer that overlaps the planarization layer and includes an inorganic material, wherein the planarization layer is disposed between the organic light emitting device and a portion of the encapsulation layer. The organic light emitting display apparatus further includes an intermediate layer that is disposed between the planarization layer and the portion of the encapsulation layer.
    Type: Application
    Filed: January 3, 2014
    Publication date: January 15, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Leonid Kaplan, Min-Soo Kim, Jin-Woo Park, Won-Sik Hyun, Ou-Hyen Kim, Il-Sang Lee, Sang-Wook Shin, Sun-Young Jung
  • Publication number: 20150014151
    Abstract: A method of fabricating a sputtering target includes preparing a first powder material including at least one of a tin oxide and a mesh-forming oxide; mixing the first powder material and a second powder material comprising carbon or a tin oxide to prepare a mixture; simultaneously performing a primary compression and primary sintering on the mixture in a reduction atmosphere; and simultaneously performing a secondary compression and secondary sintering on the mixture in the reduction atmosphere to prepare the sputtering target.
    Type: Application
    Filed: March 12, 2014
    Publication date: January 15, 2015
    Inventors: Sang-Wook Shin, Sun-Young Jung, Il-Sang Lee, Jin-Woo Park, Dong-Jin Kim
  • Publication number: 20140306188
    Abstract: An organic light-emitting display device is disclosed. The organic light-emitting display device may include a substrate, an organic light-emitting portion provided on the substrate, a first inorganic film that seals and covers the organic light-emitting portion, and a second inorganic film provided on the first inorganic film and including a low temperature viscosity transition (LVT) inorganic material. A coefficient of thermal expansion (CTE) of the first inorganic film may be smaller than a CTE of the second inorganic film.
    Type: Application
    Filed: August 1, 2013
    Publication date: October 16, 2014
    Inventors: Il-Sang LEE, Sang-Wook SIN, Sun-Young JUNG, Jin-Woo PARK, Dong-Jin KIM
  • Publication number: 20140166479
    Abstract: A sputtering apparatus including: a first target and a second target disposed to face each other; a magnetic field generating unit that is disposed on each rear surface of the first and second targets to generate a magnetic field; and a structure that is disposed between the first target and the second target and is formed of a doping material.
    Type: Application
    Filed: September 14, 2013
    Publication date: June 19, 2014
    Inventors: Il-Sang Lee, Sang-Wook Sin, Sun-Young Jung, Jin-Woo Park, Dong-Jin Kim
  • Patent number: 7956538
    Abstract: An organic light emitting display includes a substrate; an organic light emitting diode on one surface of the substrate; an encapsulation substrate located opposite and substantially parallel to the substrate with the organic light emitting diode therebetween; a filler layer on one surface of the encapsulation substrate facing the substrate; a first encapsulation layer located between the encapsulation substrate and the substrate and sealing the substrate and the encapsulation substrate together; and a second encapsulation layer located adjacent to the first encapsulation layer and between the encapsulation substrate and the substrate, wherein the filler layer and the second encapsulation layer include a moisture absorbent.
    Type: Grant
    Filed: May 20, 2009
    Date of Patent: June 7, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Seung-Joon Yoo, Jae-Sun Lee, Il-Sang Lee, Hye-Sun Kim, Hyun-Soo Jung
  • Publication number: 20100141136
    Abstract: An organic light emitting display includes a substrate; an organic light emitting diode on one surface of the substrate; an encapsulation substrate located opposite and substantially parallel to the substrate with the organic light emitting diode therebetween; a filler layer on one surface of the encapsulation substrate facing the substrate; a first encapsulation layer located between the encapsulation substrate and the substrate and sealing the substrate and the encapsulation substrate together; and a second encapsulation layer located adjacent to the first encapsulation layer and between the encapsulation substrate and the substrate, wherein the filler layer and the second encapsulation layer include a moisture absorbent.
    Type: Application
    Filed: May 20, 2009
    Publication date: June 10, 2010
    Inventors: Seung-Joon Yoo, Jae-Sun Lee, Il-Sang Lee, Hye-Sun Kim, Hyun-Soo Jung
  • Patent number: 7380560
    Abstract: Wafer cleaning apparatus include a cleaning tub configured to receive a wafer to be cleaned. A wafer cleaning unit coupled to the cleaning tub is configured to provide wafer cleaning solution to the wafer. A probe is positioned in the cleaning tub proximate the wafer. The probe is configured to provide megasonic vibrational energy to a surface of the wafer and/or the wafer cleaning solution to separate contaminants from the surface of the wafer. A probe cleaning unit is configured to provide a probe cleaning solution to the probe to clean the probe. Methods of using the wafer cleaning apparatus are also provided.
    Type: Grant
    Filed: May 11, 2004
    Date of Patent: June 3, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: In-joon Yeo, Il-sang Lee, Kang-youn Lee
  • Publication number: 20040238000
    Abstract: Wafer cleaning apparatus include a cleaning tub configured to receive a wafer to be cleaned. A wafer cleaning unit coupled to the cleaning tub is configured to provide wafer cleaning solution to the wafer. A probe is positioned in the cleaning tub proximate the wafer. The probe is configured to provide megasonic vibrational energy to a surface of the wafer and/or the wafer cleaning solution to separate contaminants from the surface of the wafer. A probe cleaning unit is configured to provide a probe cleaning solution to the probe to clean the probe. Methods of using the wafer cleaning apparatus are also provided.
    Type: Application
    Filed: May 11, 2004
    Publication date: December 2, 2004
    Inventors: In-joon Yeo, Il-sang Lee, Kang-youn Lee