Patents by Inventor Young-jae Lee

Young-jae 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).

  • Backlight assembly and display device having the same
    Patent number: 9625644
    Abstract: A backlight assembly includes a light guide plate (LGP) having a stepped portion formed at a corner of the LGP, an optical sheet disposed over the LGP and a receiving container receiving the LGP and the optical sheet. The receiving container includes a bottom plate, first through fourth sidewalls and a first LGP fixing portion. The second sidewall is adjacent to the first sidewall. The third sidewall faces the first sidewall. The fourth sidewall faces the second sidewall. The first through fourth sidewalls are extended upwardly from edge portions of the bottom plate. The first LGP fixing portion is formed at the first sidewall such that the LGP fixing portion corresponds to the stepped portion of the LGP. Therefore, a display device is easily assembled. Furthermore, a defilement that may occur during an assembling process may be reduced to enhance productivity.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: April 18, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Soo Shin, Young-Jae Lee, Jeoung-Gwen Lee
  • Electrode substrate and touch panel
    Patent number: 9609735
    Abstract: Provided is an electrode substrate, including: a substrate; a first pattern unit on the substrate; and a second pattern unit on the substrate.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: March 28, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Kyoung Jong Yoo, Jin Su Kim, Young Jae Lee, Jun Lee
  • Wire grid polarizer, liquid crystal device including the wire grid polarizer, 3-D stereoscopic image display device including the wire grid polarizer, and method of manufacturing the wire grid polarizer
    Patent number: 9599762
    Abstract: The present invention relates to a wire grid polarizer capable of securing a high brightness and reducing the number of processes, a liquid crystal device including the wire grid polarizer, and a method of manufacturing the wire grid polarizer. According to the present invention, the wire grid polarizer, including first grids arranged in parallel at certain intervals over a substrate and second grids formed on the first grids, can be formed using only an imprint process, a deposition process, and a wet etch process. Accordingly, the number of processes and the process costs and time can be reduced, and high reliability can be guaranteed.
    Type: Grant
    Filed: April 12, 2010
    Date of Patent: March 21, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Young Jae Lee, Jin Su Kim, Jun Lee, Ki-Cheol Kim
  • Multifunctional exhaust gas purifying filter, and exhaust gas purifying apparatus using the same
    Patent number: 9587541
    Abstract: The present invention relates to a configuration method of a multifunctional particulate filter (MFPF), capable of reducing the content of particulate material (PM), carbon monoxide (CO) and hydrocarbons (HC), and increasing the content of nitrogen dioxide (NO2). The MFPF may coat zeolite and an oxidation catalyst on both exhaust gas intake/discharge sides simultaneously, so as to minimize the slippage of HC and generate high-concentration NO2.
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: March 7, 2017
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jong-Soo Park, Young-Jae Lee, Kyung-Ran Hwang, Shin-Kun Ryi, Dong-Kook Kim, Tae-Hwan Kim, Chun-Boo Lee, Kyung-Sun Yoo
  • Transparent substrate having nano pattern and method of manufacturing the same
    Patent number: 9536819
    Abstract: Provided are a transparent substrate having a nano pattern, and a method of manufacturing the same, which enables the nano pattern to be easily formed on the transparent substrate and has the nano pattern applicable to a large sized substrate by forming a resin layer made of transparent material on a transparent substrate; forming at least one or more unit pattern parts composed of a first pattern area and a second pattern area in which a plurality of grid patterns are formed, and a protrusion pattern formed between the first pattern area and the second pattern area, on the resin layer; and forming a nanoscale metal layer on the protrusion pattern.
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: January 3, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Lee, Kyoung Jong Yoo, Young Jae Lee, Jin Su Kim
  • Transparent substrate having nano pattern and method of manufacturing the same
    Patent number: 9496215
    Abstract: Provided are a transparent substrate having a nano pattern, and a method of manufacturing the same, which enables the nano pattern to be easily formed on the transparent substrate and has the nano pattern applicable to a large sized substrate by forming a resin layer made of transparent material on a transparent substrate; forming at least one or more unit pattern parts composed of a first pattern area and a second pattern area in which a plurality of grid patterns are formed, and a protrusion pattern formed between the first pattern area and the second pattern area, on the resin layer; and forming a nanoscale metal layer on the protrusion pattern.
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: November 15, 2016
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Lee, Kyoung Jong Yoo, Young Jae Lee, Jin Su Kim
  • Wire grid polarizer and backlight unit using the same
    Patent number: 9488764
    Abstract: Provided are a wire grid polarizer and a backlight unit using the wire grid polarizer. The wire grid polarizer comprises a first grid layer formed on a substrate and provided with at least one of a first grid pattern, and a second grid layer formed on the first grid pattern and provided with at least one of a second grid pattern made of metal material wherein the first grid layer is made of high molecular substance having a lower refraction index than that of the substrate. By forming a first grid pattern on a substrate using a high molecular substance layer and by forming a metal grid pattern on the first grid pattern, transmission rates of respective wavelengths depending on light angles of incident light are controlled and thereby minimize color variations depending on view angle.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: November 8, 2016
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Young-Jae Lee, Jin Su Kim, Jun Lee
  • HOUSING, METHOD OF MANUFACTURING THE SAME, AND ELECTRONIC DEVICE INCLUDING THE SAME
    Publication number: 20160313763
    Abstract: A method for manufacturing a housing, comprising: laminating a first deposition layer on a preform; laminating an intermediate layer on the first deposition layer; laminating a second deposition layer on the intermediate layer; applying a color paint layer on the second deposition layer; delaminating at least some of the color paint layer and the second deposition layer to form at least one delaminated area; and forming a printing layer in the delaminated area, wherein the first deposition layer is visible through at least some areas of the printing layer.
    Type: Application
    Filed: April 18, 2016
    Publication date: October 27, 2016
    Inventors: Byoung-Ju AHN, Doheang KANG, Jungchul KIM, Soo Jin PARK, Young Jae LEE
  • Precursor for Producing Lithium-rich Cathode Active Material, and Lithium-rich Cathode Active Material Produced Thereby
    Publication number: 20160308197
    Abstract: The disclosure relates to a precursor manufacturing a lithium rich cathode active material and a Lithium rich cathode active material using the same, more specifically relates to a novel precursor for manufacturing a lithium rich cathode active material of which capacity properties and cycle life characteristics are considerably improved by solving a problem of conventional lithium rich cathode active material, and a Lithium rich cathode active material using the same.
    Type: Application
    Filed: September 30, 2015
    Publication date: October 20, 2016
    Inventors: Young Jin Hong, Jae Hoon Lee, Young Jae Lee, Jun Ho Song, Young Jun Kim, Yeon Hee Kim, Eun Ah Lee
  • Nanowire grid structure having grid patterns and a sacrificial layer
    Patent number: 9456501
    Abstract: Provided is a method of manufacturing a nanowire, including: forming a plurality of grid patterns on a grid base layer; forming a sacrificial layer on the grid base layer on which the grid patterns are formed; producing a nanowire grid structure by forming a nanowire base layer on the sacrificial layer; forming a nanowire by wet etching the nanowire base layer; and separating the grid patterns from the nanowire by etching the sacrificial layer.
    Type: Grant
    Filed: December 6, 2012
    Date of Patent: September 27, 2016
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Young Jae Lee, Kyoung Jong Yoo, Jin Su Kim, Jun Lee
  • TOUCH WINDOW AND DISPLAY DEVICE COMPRISING SAME
    Publication number: 20160216793
    Abstract: A touch window according to one embodiment comprises: a substrate having an effective area and an ineffective area; a sensing electrode arranged in the effective area and sensing a position; and a wiring arranged in the effective area and the ineffective area and electrically connecting to the sensing electrode, wherein the wiring comprises a first wiring and a second wiring such that the first wiring and the second wiring are vertically arranged.
    Type: Application
    Filed: August 21, 2014
    Publication date: July 28, 2016
    Inventors: Joon Rak CHOI, Hyung Min SOHN, Sun Young LEE, Young Jae LEE, Soo Kwang YOON, Hyun Seok LIM, Gwang Hei CHOI
  • Line width protector printed circuit board and method of manufacturing the same
    Patent number: 9386706
    Abstract: A printed circuit board includes an insulating layer; and a circuit pattern formed on the insulating layer. The circuit pattern includes a seed layer and a metal layer formed on the seed layer, and both sides of the seed layer are formed with an etched groove. Also, a method of manufacturing a printed circuit board includes: forming a seed layer on the insulating layer; forming a plating resist formed with an opening on the seed layer; forming a circuit pattern by performing plating processing on the opening; removing the plating resist; forming a passivation layer on the circuit pattern; performing dry etching on a remaining portion other than a side wall of the passivation layer; and performing wet etching the seed layer exposed on a surface by the dry etching.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: July 5, 2016
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sung Han, Young Do Kweon, Seung Min Baek, Yoon Su Kim, Young Jae Lee
  • ELECTROCHEMICAL DEVICE AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20160141736
    Abstract: Disclosed are an electrochemical device and a method for manufacturing the same. The electrochemical device includes an electrode assembly that is formed in such a manner that a first electrode, a separator, and a second electrode are wound in the form of a jelly-roll shape, and includes a hollow portion in a center thereof, a first tap plate that is installed on an upper surface of the electrode assembly to be electrically connected to the first electrode, and includes a first through-hole corresponding to the hollow portion in a center thereof, and a second tap plate that is installed on a lower surface of the electrode assembly to be electrically connected to the second electrode, and includes a second through-hole corresponding to the hollow portion in a center thereof.
    Type: Application
    Filed: June 11, 2015
    Publication date: May 19, 2016
    Inventors: Young Jin HONG, Young Jae LEE, Sung Keun LEE, Soon Sun KANG, Kyung Ho KIM, Kwon Soo KIM, In Hwan CHO, Gyeong Rin CHOI, Jae Seok PARK, Byung Ju KIM
  • BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME
    Publication number: 20160131829
    Abstract: A backlight assembly includes a light guide plate (LGP) having a stepped portion formed at a corner of the LGP, an optical sheet disposed over the LGP and a receiving container receiving the LGP and the optical sheet. The receiving container includes a bottom plate, first through fourth sidewalls and a first LGP fixing portion. The second sidewall is adjacent to the first sidewall. The third sidewall faces the first sidewall. The fourth sidewall faces the second sidewall. The first through fourth sidewalls are extended upwardly from edge portions of the bottom plate. The first LGP fixing portion is formed at the first sidewall such that the LGP fixing portion corresponds to the stepped portion of the LGP. Therefore, a display device is easily assembled. Furthermore, a defilement that may occur during an assembling process may be reduced to enhance productivity.
    Type: Application
    Filed: December 28, 2015
    Publication date: May 12, 2016
    Inventors: Jin-Soo SHIN, Young-Jae LEE, Jeoung-Gwen LEE
  • Direct conversion receiver including a charge area decimation filter
    Patent number: 9306777
    Abstract: A direct conversion receiver includes: a high linearity mixer device including a sampler unit charge-sampling an input current according to a sampling frequency, and a buffer unit receiving an output signal from the sampler unit while having a low input impedance, amplifying the received signal, and outputting a current signal; and a filter device decimating an output signal from the mixer device and FIR-filtering the decimated signal.
    Type: Grant
    Filed: February 18, 2014
    Date of Patent: April 5, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jung Woo Park, Young Jae Lee, Hyun Kyu Yu, Byung Hun Min, Seong Do Kim, Hoai Nam Nguyen, Sang Gug Lee
  • Backlight assembly and display device having the same
    Patent number: 9244216
    Abstract: A backlight assembly includes a light guide plate (LGP) having a stepped portion formed at a corner of the LGP, an optical sheet disposed over the LGP and a receiving container receiving the LGP and the optical sheet. The receiving container includes a bottom plate, first through fourth sidewalls and a first LGP fixing portion. The second sidewall is adjacent to the first sidewall. The third sidewall faces the first sidewall. The fourth sidewall faces the second sidewall. The first through fourth sidewalls are extended upwardly from edge portions of the bottom plate. The first LGP fixing portion is formed at the first sidewall such that the LGP fixing portion corresponds to the stepped portion of the LGP. Therefore, a display device is easily assembled. Furthermore, a defilement that may occur during an assembling process may be reduced to enhance productivity.
    Type: Grant
    Filed: August 1, 2014
    Date of Patent: January 26, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Soo Shin, Young-Jae Lee, Jeoung-Gwen Lee
  • Method for manufacturing a wire grid polarizer
    Patent number: 9158052
    Abstract: Provided is a method of manufacturing a wire grid polarizer in which a stable color coordinate can be implemented. According to the present invention, in a process where a second grid pattern of metal pattern is formed over a first grid pattern made of resin material, metal layer is deposited in a concave portion formed between adjacent first grid patterns to form void portion and a width and a height of the second grid pattern are adjusted depending on adjustment of a width of the voids, and thereby improving a process efficiency.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: October 13, 2015
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jin Su Kim, Kyoung Jong Yoo, Young-Jae Lee, Jun Lee
  • Rechargeable battery
    Patent number: D751977
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: March 22, 2016
    Assignee: ORANGE POWER LTD.
    Inventors: Young Jin Hong, Young Jae Lee, Sung Keun Lee
  • Rechargeable battery
    Patent number: D751978
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: March 22, 2016
    Assignee: ORANGE POWER LTD.
    Inventors: Young Jin Hong, Young Jae Lee, Sung Keun Lee
  • Rechargeable battery
    Patent number: D751979
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: March 22, 2016
    Assignee: ORANGE POWER LTD.
    Inventors: Young Jin Hong, Young Jae Lee, Sung Keun Lee