Patents by Inventor Wy Yong Kim

Wy Yong 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: 10364391
    Abstract: A quantum dot includes a seed and a core enclosing the seed. The core is grown from the seed to improve size uniformity of the core. The seed includes a first compound without Cd. The first compound may be GaP. The core may include a second compound including elements from group XIII and group XV. The second compound may be InP. The quantum dot may also include a first shell of a third compound enclosing the core. The third compound may be ZnSe or ZnS. The quantum dot may also include a second shell of a fourth compound enclosing the first shell. The fourth compound may be ZnS when the third compound is ZnSe. Embodiments also relate to a quantum dot including first to third elements selected from XIII group elements and XV group elements and fourth to sixth elements selected from XII group elements and XVI group elements.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: July 30, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Kyung-Kook Jang, Byung-Geol Kim, Wy-Yong Kim, Kyu-Nam Kim, Hee-Yeol Kim, Sung-Il Woo, Do-Hyung Kim, Tae-Yang Lee
  • Patent number: 10217882
    Abstract: A quantum rod, a synthesis method of the quantum rod and a quantum rod display device are discussed. The quantum rod according to an embodiment includes a core, a first shell covering the core, and a second shell covering a side of the first shell. In the quantum rod, a first thickness of the first shell is greater than a second thickness of the second shell, and a first length of the first shell is smaller than a second length of the second shell.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: February 26, 2019
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Kyung-Kook Jang, Byung-Geol Kim, Wy-Yong Kim, Kyu-Nam Kim, Sung-Il Woo
  • Patent number: 10139694
    Abstract: A reflection type display device includes a color panel including first and second electrodes and color-varying particles of a core-shell structure between the first and second electrodes, wherein the color-varying particles are divided and disposed into first, second and third pixel regions; and a variable light-transmitting panel over the color panel and including third and fourth electrodes and black-varying particles of a core-shell structure between the third and fourth electrodes, wherein the black-varying particles are divided and disposed into the first, second and third pixel regions, wherein the color panel includes a reflection layer reflecting incident light.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: November 27, 2018
    Assignee: LG Display Co., Ltd.
    Inventors: June-Hwan Kim, Soo-Youn Kim, Wy-Yong Kim, Hwa-Youl Lee, Seong-Yong Uhm, Seok-Ho Lee
  • Patent number: 10135017
    Abstract: A quantum light emitting diode comprises a first electrode; a second electrode facing the first electrode; a light-amount enhancing layer between the first and second electrodes and having a structure guiding emitted light toward an emitting side; and an emitting material layer between the light-amount enhancing layer and the second electrode and including a quantum particle at the structure of the light-amount enhancing layer.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: November 20, 2018
    Assignee: LG Display Co., Ltd.
    Inventors: Byung-Geol Kim, Wy-Yong Kim, Kyu-Nam Kim
  • Patent number: 10061151
    Abstract: Disclosed is a display device that may include a plurality of pixels on a substrate; and a light shielding layer on the substrate that defines or partitions the plurality of pixels, wherein the light shielding layer includes a plurality of nanoparticles, each comprising a core and a shell outside the core, and wherein the core includes a metal oxide, and the shell includes an insulating material.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: August 28, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Youngsub Shin, GeeSung Chae, JinWuk Kim, Wy-Yong Kim, HyeLi Min, MinJee Kim
  • Publication number: 20180166643
    Abstract: A quantum light emitting diode comprises a first electrode; a second electrode facing the first electrode; a light-amount enhancing layer between the first and second electrodes and having a structure guiding emitted light toward an emitting side; and an emitting material layer between the light-amount enhancing layer and the second electrode and including a quantum particle at the structure of the light-amount enhancing layer.
    Type: Application
    Filed: December 11, 2017
    Publication date: June 14, 2018
    Applicant: LG Display Co., Ltd.
    Inventors: Byung-Geol KIM, Wy-Yong KIM, Kyu-Nam KIM
  • Publication number: 20180074254
    Abstract: A quantum rod, a synthesis method of the quantum rod and a quantum rod display device are discussed. The quantum rod according to an embodiment includes a core, a first shell covering the core, and a second shell covering a side of the first shell. In the quantum rod, a first thickness of the first shell is greater than a second thickness of the second shell, and a first length of the first shell is smaller than a second length of the second shell.
    Type: Application
    Filed: September 12, 2017
    Publication date: March 15, 2018
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Kyung-Kook JANG, Byung-Geol KIM, Wy-Yong KIM, Kyu-Nam KIM, Sung-Il WOO
  • Publication number: 20170358774
    Abstract: An organic insulating material and a flexible display device are disclosed. The organic insulating material comprises an acrylic polymer having a cinnamoyl moiety.
    Type: Application
    Filed: July 25, 2017
    Publication date: December 14, 2017
    Inventors: Kyungyeol RYU, JinWuk KIM, Wy-Yong KIM
  • Patent number: 9748517
    Abstract: An organic insulating material and a flexible display device are disclosed. The organic insulating material comprises an acrylic polymer having a cinnamoyl moiety.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: August 29, 2017
    Assignee: LG Display Co., Ltd.
    Inventors: Kyungyeol Ryu, JinWuk Kim, Wy-Yong Kim
  • Publication number: 20170192331
    Abstract: A reflection type display device includes a color panel including first and second electrodes and color-varying particles of a core-shell structure between the first and second electrodes, wherein the color-varying particles are divided and disposed into first, second and third pixel regions; and a variable light-transmitting panel over the color panel and including third and fourth electrodes and black-varying particles of a core-shell structure between the third and fourth electrodes, wherein the black-varying particles are divided and disposed into the first, second and third pixel regions, wherein the color panel includes a reflection layer reflecting incident light.
    Type: Application
    Filed: December 21, 2016
    Publication date: July 6, 2017
    Applicant: LG Display Co., Ltd.
    Inventors: June-Hwan KIM, Soo-Youn KIM, Wy-Yong KIM, Hwa-Youl LEE, Seong-Yong UHM, Seok-Ho LEE
  • Patent number: 9625818
    Abstract: Disclosed is a photoresist film including a light-to-heat conversion layer on a support film, and a thermo-responsive polymer layer on the light-to-heat conversion layer, wherein the photoresist film is easily detached from a transfer substrate through a temperature adjustment and detach film since the photoresist film includes thermo-responsive polymer.
    Type: Grant
    Filed: July 24, 2015
    Date of Patent: April 18, 2017
    Assignee: LG Display Co., Ltd.
    Inventors: Jae hyun Park, Jin Wuk Kim, Wy-Yong Kim, Hye Li Min, Min Jee Kim, Young tae Son, Young sub Shin
  • Publication number: 20170058129
    Abstract: Described herewith is a hard-coating layer comprising a binder; and a silicon compound dispersed in the binder and including a disulfide group conncecting adjacent siloxane groups, a method of manufacturing the hard-coating layer, and a display device included the same.
    Type: Application
    Filed: August 24, 2016
    Publication date: March 2, 2017
    Inventors: Jae-Hyun PARK, Wy-Yong KIM, Chang-Woo CHUN
  • Publication number: 20170058194
    Abstract: A quantum dot includes a seed and a core enclosing the seed. The core is grown from the seed to improve size uniformity of the core. The seed includes a first compound without Cd. The first compound may be GaP. The core may include a second compound including elements from group XIII and group XV. The second compound may be InP. The quantum dot may also include a first shell of a third compound enclosing the core. The third compound may be ZnSe or ZnS. The quantum dot may also include a second shell of a fourth compound enclosing the first shell. The fourth compound may be ZnS when the third compound is ZnSe. Embodiments also relate to a quantum dot including first to third elements selected from XIII group elements and XV group elements and fourth to sixth elements selected from XII group elements and XVI group elements.
    Type: Application
    Filed: August 26, 2016
    Publication date: March 2, 2017
    Inventors: Kyung-Kook JANG, Byung-Geol KIM, Wy-Yong KIM, Kyu-Nam KIM, Hee-Yeol KIM, Sung-Il WOO, Do-Hyung KIM, Tae-Yang LEE
  • Publication number: 20170058199
    Abstract: A quantum dot includes a seed and a core enclosing the seed. The core is grown from the seed to improve size uniformity of the core. The seed includes a first compound without Cd. The first compound may be GaP. The core may include a second compound including elements from group XIII and group XV. The second compound may be InP. The quantum dot may also include a first shell of a third compound enclosing the core. The third compound may be ZnSe or ZnS. The quantum dot may also include a second shell of a fourth compound enclosing the first shell. The fourth compound may be ZnS when the third compound is ZnSe. Embodiments also relate to a quantum dot including first to third elements selected from XIII group elements and XV group elements and fourth to sixth elements selected from XII group elements and XVI group elements.
    Type: Application
    Filed: August 26, 2016
    Publication date: March 2, 2017
    Inventors: Kyung-Kook JANG, Byung-Geol KIM, Wy-Yong KIM, Kyu-Nam KIM, Hee-Yeol KIM, Sung-Il WOO, Do-Hyung KIM, Tae-Yang LEE
  • Patent number: 9304397
    Abstract: Disclosed is a method of manufacturing an organic light emitting display device. The method include forming a driving thin film transistor and passivation layer on a substrate, forming a bank layer at a boundary portion between adjacent sub-pixels, on the passivation layer, laminating a first photoresist film on the bank layer, forming a first photoresist pattern by irradiating IR light on the first photoresist film in an area except a first sub-pixel, depositing a first organic emission layer in the first sub-pixel area exposed by the first photoresist pattern, removing the first photoresist pattern, laminating a second photoresist film on the bank layer, forming a second photoresist pattern by irradiating IR light on the second photoresist film in an area except a second sub-pixel, depositing a second organic emission layer in the second sub-pixel area exposed by the second photoresist pattern, and removing the second photoresist pattern.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: April 5, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Wy-Yong Kim, Byung Chul Ahn, Gee Sung Chae, Jin Wuk Kim, Yoon Heung Tak
  • Publication number: 20150378489
    Abstract: Disclosed is a display device having a transparent conductive layer that includes a plurality of nanowires, wherein each nanowire may, for example, include a core that includes a metal; a first shell on the core; and a second shell on the first shell, wherein cores of at least two of the plurality of nanowires are in contact with each other through the first shell and the second shell.
    Type: Application
    Filed: June 29, 2015
    Publication date: December 31, 2015
    Inventors: Jaehyun PARK, JinWuk KIM, Wy-Yong KIM, HyeLi MIN, MinJee KIM, Youngsub SHIN, Keunsoo JEONG
  • Publication number: 20150378182
    Abstract: Disclosed is a display device that may include a plurality of pixels on a substrate; and a light shielding layer on the substrate that defines or partitions the plurality of pixels, wherein the light shielding layer includes a plurality of nanoparticles, each comprising a core and a shell outside the core, and wherein the core includes a metal oxide, and the shell includes an insulating material.
    Type: Application
    Filed: June 26, 2015
    Publication date: December 31, 2015
    Inventors: Youngsub SHIN, GeeSung Chae, JinWuk Kim, Wy-Yong Kim, HyeLi Min, MinJee Kim
  • Publication number: 20150376356
    Abstract: An organic insulating material and a flexible display device are disclosed. The organic insulating material comprises an acrylic polymer having a cinnamoyl moiety.
    Type: Application
    Filed: June 30, 2015
    Publication date: December 31, 2015
    Inventors: Kyungyeol Ryu, JinWuk Kim, Wy-Yong Kim
  • Publication number: 20150331320
    Abstract: Disclosed is a photoresist film including a light-to-heat conversion layer on a support film, and a thermo-responsive polymer layer on the light-to-heat conversion layer, wherein the photoresist film is easily detached from a transfer substrate through a temperature adjustment and detach film since the photoresist film includes thermo-responsive polymer.
    Type: Application
    Filed: July 24, 2015
    Publication date: November 19, 2015
    Inventors: Jae hyun Park, Jin Wuk Kim, Wy-Yong Kim, Hye Li Min, Min Jee Kim, Young tae Son, Young sub Shin
  • Patent number: 9108451
    Abstract: Disclosed is a photoresist film including a light-to-heat conversion layer on a support film, and a thermo-responsive polymer layer on the light-to-heat conversion layer, wherein the photoresist film is easily detached from a transfer substrate through a temperature adjustment and detach film since the photoresist film includes thermo-responsive polymer.
    Type: Grant
    Filed: October 23, 2012
    Date of Patent: August 18, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Jae hyun Park, Jin Wuk Kim, Wy-Yong Kim, Hye Li Min, Min Jee Kim, Young tae Son, Young sub Shin