Patents by Inventor Bong Choi

Bong Choi 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: 10475861
    Abstract: An organic light emitting display device realizes slimness, having flexibility, and effectively reducing or preventing visibility of reflected external light, which includes an organic light emitting panel, a first adhesive layer on the organic light emitting panel, a touch electrode array being in contact with the first adhesive layer, a separation layer on the touch electrode array, and a cover film on the separation layer.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: November 12, 2019
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jong-Kyun Lee, Nack-Bong Choi, Myung-Woo Han
  • Patent number: 10468723
    Abstract: An electrolyte includes an organic solvent and a cyclic ester compound that is substituted with a sulfonate group.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: November 5, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hyun Bong Choi, Ae Ran Kim, Mi Young Son, Woo Cheol Shin, Myung Heui Woo, Seung Tae Lee, Ha rim Lee
  • Patent number: 10236327
    Abstract: Disclosed is an organic light-emitting display device that has improved color viewing angle characteristics while including a mesh pattern. The organic light-emitting display device includes an organic light-emitting array including a plurality of pixel openings, and a touch electrode array bonded to the organic light-emitting array. The touch electrode array includes a plurality of first mesh electrodes arranged in a first direction and having a lattice structure, and a plurality of second mesh electrodes arranged in a second direction and having a lattice structure. Each of the first mesh electrodes and the second mesh electrodes includes a plurality of overlapping portions that overlap the pixel openings, and a plurality of non-overlapping portions positioned between the pixel openings. At least some of the overlapping portions include brightness-increasing portions, which are formed of a material different from that of the non-overlapping portions.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: March 19, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Young-Jin Choe, Nack-Bong Choi, Se-Jong Yoo, Jong-Hyun Han
  • Publication number: 20180204886
    Abstract: An organic light emitting display device realizes slimness, having flexibility, and effectively reducing or preventing visibility of reflected external light, which includes an organic light emitting panel, a first adhesive layer on the organic light emitting panel, a touch electrode array being in contact with the first adhesive layer, a separation layer on the touch electrode array, and a cover film on the separation layer.
    Type: Application
    Filed: March 12, 2018
    Publication date: July 19, 2018
    Inventors: Jong-Kyun LEE, Nack-Bong CHOI, Myung-Woo HAN
  • Publication number: 20180190723
    Abstract: Disclosed is a touch organic light-emitting display device that is capable of stably connecting metal mesh electrodes to each other using a plurality of bridges and of minimizing the occurrence of parasitic capacitance. The display device includes an organic light-emitting array including pixel openings and a bank insulation film, and a touch electrode array bonded to the organic light-emitting array. The touch electrode array includes first and second mesh electrodes arranged in first and second directions and having a multiple-lattice structure, bridges for connecting first mesh electrodes to each other, and connecting patterns for connecting second mesh electrodes to each other. The bridges do not overlap the second mesh electrodes but overlap the connecting patterns so as to intersect the same. The first and second mesh electrodes, the bridges and the connecting patterns overlap the bank insulation film.
    Type: Application
    Filed: December 27, 2017
    Publication date: July 5, 2018
    Inventors: Jong-Hyun HAN, Se-Jong YOO, Nack-Bong CHOI
  • Publication number: 20180122867
    Abstract: Disclosed is an organic light-emitting display device that has improved color viewing angle characteristics while including a mesh pattern. The organic light-emitting display device includes an organic light-emitting array including a plurality of pixel openings, and a touch electrode array bonded to the organic light-emitting array. The touch electrode array includes a plurality of first mesh electrodes arranged in a first direction and having a lattice structure, and a plurality of second mesh electrodes arranged in a second direction and having a lattice structure. Each of the first mesh electrodes and the second mesh electrodes includes a plurality of overlapping portions that overlap the pixel openings, and a plurality of non-overlapping portions positioned between the pixel openings. At least some of the overlapping portions include brightness-increasing portions, which are formed of a material different from that of the non-overlapping portions.
    Type: Application
    Filed: October 30, 2017
    Publication date: May 3, 2018
    Inventors: Young-Jin CHOE, Nack-Bong CHOI, Se-Jong YOO, Jong-Hyun HAN
  • Patent number: 9947727
    Abstract: An organic light emitting display device realizes slimness, having flexibility, and effectively reducing or preventing visibility of reflected external light, which includes an organic light emitting panel, a first adhesive layer on the organic light emitting panel, a touch electrode array being in contact with the first adhesive layer, a separation layer on the touch electrode array, and a cover film on the separation layer.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: April 17, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jong-Kyun Lee, Nack-Bong Choi, Myung-Woo Han
  • Patent number: 9886063
    Abstract: Disclosed is a flexible display device that includes a backplane substrate having an active area and a non-display area outside the display area, the active area having a plurality of pixels defined with a plurality of gate lines and a plurality of data lines, wherein the backplane substrate is defined with a folding axis with reference to which the display device is folded or bended and a folding area in which a radius of curvature remains substantially the same as a radius of curvature at the folding axis located at a center of the folding area when the display device is folded or bended; a plurality of embedded drivers on the backplane substrate in the non-display area, wherein two of the embedded drivers are spaced apart from each other outside the folding area with the folding area therebetween; and a plurality of link wires between the plurality of embedded drivers and the active area, electrically connecting the plurality of embedded drivers and one of the plurality of gate lines and the plurality of d
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: February 6, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Se-Jong Yoo, Nack-Bong Choi, Seung-Hee Kuk
  • Patent number: 9748118
    Abstract: Provided is a substrate treating apparatus. The substrate treating apparatus includes a treating container having an opened upper portion, a substrate heating unit heating a substrate disposed in the treating container while supporting the substrate, and a treating solution supply unit supplying a treating solution onto the substrate disposed on the substrate heating unit. The substrate heating unit includes a rotatable chuck stage on which the substrate is placed, a rotation part having a hollow shape, the rotation part being coupled to the chuck stage to rotate the chuck stage, and a heat generation part disposed in the chuck stage.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: August 29, 2017
    Assignee: Semes Co., Ltd.
    Inventors: Yu-Hwan Kim, Jung-Bong Choi, Ho-Jong Hwang
  • Patent number: 9732462
    Abstract: The present invention discloses a sterilizable drying machine using ultraviolet radiation, and a sterilizable drying method in the same. The sterilizable drying machine using ultraviolet radiation includes a casing having an inlet at its front surface, so that the user can put the washed laundry into the drying machine through the inlet, a drum supported by a front supporter inside the inlet of the casing, and rotatably installed inside the casing, to perform drying, an ultraviolet light source installed at the front supporter, for sterilizing the inside of the drum by radiating ultraviolet rays, and a control means connected to the ultraviolet light source, for controlling the ultraviolet light source to generate the ultraviolet rays.
    Type: Grant
    Filed: November 15, 2006
    Date of Patent: August 15, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Young-Soo Kim, Soung-Bong Choi
  • Publication number: 20170222269
    Abstract: An electrolyte includes an organic solvent and a cyclic ester compound that is substituted with a sulfonate group.
    Type: Application
    Filed: January 19, 2017
    Publication date: August 3, 2017
    Inventors: Hyun Bong CHOI, Ae Ran KIM, Mi Young SON, Woo Cheol SHIN, Myung Heui WOO, Seung Tae LEE, Ha rim LEE
  • Publication number: 20170179528
    Abstract: An electrolyte for a rechargeable lithium battery and a rechargeable lithium battery, the electrolyte including a lithium salt; an organic solvent; and an additive, wherein the additive includes LiPO2F2, and a compound represented by the following Chemical Formula 1:
    Type: Application
    Filed: July 26, 2016
    Publication date: June 22, 2017
    Inventors: Ha-Rim LEE, Mi-Young SON, Hyun-Bong CHOI
  • Patent number: 9647245
    Abstract: A flexible organic electroluminescent device is disclosed which includes: a flexible substrate; a buffer layer entirely formed on the flexible substrate; a thin film transistor formed on the buffer layer and configured to include an active layer; a planarization film formed to cover the thin film transistor; an organic light emitting diode formed on the planarization film and configured to include a first electrode, an organic emission layer and a second electrode; and at least one silicon nitride layer formed above the active layer of the thin film transistor but under the planarization film and patterned into a plurality of island patterns.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: May 9, 2017
    Assignee: LG Display Co., Ltd.
    Inventor: Nack Bong Choi
  • Patent number: 9644304
    Abstract: A drum type washing machine is provided. The washing machine includes a tub, a drum rotatably installed in the tub, and a shaft that penetrates the tub and is connected to the drum so as to transmit a drive force of a motor to the drum. A stator is fixed to a rear wall of the tub, and an outer rotor, including at least one magnet, an annular back yoke, and a rotor frame, is rotatably disposed at the outside of the stator. The rotor frame may be made of an aluminum material, and includes a side wall portion and a rear wall portion integrally formed with the side wall portion.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: May 9, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyeok Deok Kim, Soung Bong Choi
  • Publication number: 20170123543
    Abstract: A flexible display device includes a touch electrode array including a buffer layer with a through hole in the buffer layer, a touch pad metal electrode in the through hole, a plurality of touch patterns on the buffer layer, and a flexible printed circuit contacting the touch pad electrode. Optionally, the flexible printed circuit can also contact a thin-film transistor pad on an organic light emitting array substrate laminated to the touch electrode array.
    Type: Application
    Filed: October 24, 2016
    Publication date: May 4, 2017
    Inventors: Nack-Bong CHOI, Mi-Seong KIM
  • Publication number: 20170069692
    Abstract: An organic light emitting display device realizes slimness, having flexibility, and effectively reducing or preventing visibility of reflected external light, which includes an organic light emitting panel, a first adhesive layer on the organic light emitting panel, a touch electrode array being in contact with the first adhesive layer, a separation layer on the touch electrode array, and a cover film on the separation layer.
    Type: Application
    Filed: September 6, 2016
    Publication date: March 9, 2017
    Inventors: JONG-KYUN LEE, Nack-Bong Choi, Myung-Woo Han
  • Publication number: 20170031389
    Abstract: Disclosed is a flexible display device that includes a backplane substrate having an active area and a non-display area outside the display area, the active area having a plurality of pixels defined with a plurality of gate lines and a plurality of data lines, wherein the backplane substrate is defined with a folding axis with reference to which the display device is folded or bended and a folding area in which a radius of curvature remains substantially the same as a radius of curvature at the folding axis located at a center of the folding area when the display device is folded or bended; a plurality of embedded drivers on the backplane substrate in the non-display area, wherein two of the embedded drivers are spaced apart from each other outside the folding area with the folding area therebetween; and a plurality of link wires between the plurality of embedded drivers and the active area, electrically connecting the plurality of embedded drivers and one of the plurality of gate lines and the plurality of d
    Type: Application
    Filed: July 13, 2016
    Publication date: February 2, 2017
    Inventors: Se-Jong Yoo, Nack-Bong Choi, Seung-Hee Kuk
  • Patent number: 9527235
    Abstract: In an apparatus and a method for liquid transfer imprint lithography, the apparatus includes a roll unit, a plane unit and a control unit. The roll unit includes a roll stamp, a horizontal moving stage, a roll angular compensating stage and a roll rotating part. The plane unit is disposed under the roll unit and includes a first substrate, a first fixing chuck, a first substrate driving part, a second substrate, a second fixing chuck and a second substrate driving part. The control unit controls an operation of the roll unit and the plane unit.
    Type: Grant
    Filed: December 27, 2013
    Date of Patent: December 27, 2016
    Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALS
    Inventors: Jae-Jong Lee, Hyung-Jun Lim, Kee-Bong Choi, Gee-Hong Kim
  • Patent number: 9518290
    Abstract: A method of detecting a target nucleic acid, and a polynucleotide and a composition for detecting a target nucleic acid.
    Type: Grant
    Filed: April 14, 2014
    Date of Patent: December 13, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ko-bong Choi, Sea-hee Kim, Joon-ho Kim, Joo-won Rhee, Sunok Jung, Kyu-youn Hwang
  • Patent number: D777151
    Type: Grant
    Filed: June 6, 2014
    Date of Patent: January 24, 2017
    Assignee: LG Electronics Inc.
    Inventors: Sha Rim Choe, Kyu Bong Choi, Eun Seok Choi, Joon Hyung Kim