Patents by Inventor Joon-Hyung Kim

Joon-Hyung 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: 9986645
    Abstract: The present invention relates to a transparent conductive polymer electrode including a plurality of electrode lines formed of droplets of conductive polymer, each of the electrode lines including first and second regions having different conductive polymer droplet hit densities. The first region has a ratio of b/a within a range of 0.2 to 0.8, where “a” is a distance from a center to an edge of the electrode line in at least one direction of width and length directions thereof, and “b” is a distance from the center to an edge of the first region in the at least one direction. The second region is the remaining region of the electrode line, and the conductive polymer droplet hit density of the second region is lower than that of the first region.
    Type: Grant
    Filed: September 11, 2013
    Date of Patent: May 29, 2018
    Assignee: LG CHEM, LTD.
    Inventor: Joon-Hyung Kim
  • Patent number: 9963602
    Abstract: The present invention relates to an ultraviolet curable white ink composition for inkjet printing comprising a pigment dispersion, a binder solution, a monofunctional monomer and a photoinitiator and, more particularly, to an ultraviolet curable white ink composition for inkjet printing which, at the time of forming a pattern, has a thickness of 30 ?m or less and a contrast ratio of 98% or more, a method for preparing a white bezel pattern using the same, and an electronic device comprising the white bezel pattern prepared by the method.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: May 8, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Jae-Hyun Yoo, Kook-Hyun Choi, Joon-Hyung Kim, Mi-Kyoung Kim
  • Patent number: 9966548
    Abstract: Provided are a conductive polymer ink composition including a) a water-based dispersion including a conductive polymer, b) a conductivity enhancer, c) a solvent, and d) a fluorine-based surfactant and a surfactant having a hydrophile-lipophile balance (HLB) of 12 or above, and an organic solar cell including the same.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: May 8, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Mi-Kyoung Kim, Jae-Hyun Yoo, Joon-Hyung Kim, Jie-Hyun Seong, Hang-Ken Lee
  • Patent number: 9926223
    Abstract: A method of bonding a high-strength zirconia post serving as a core in a glass-ceramic block, a method of bonding a metal link fastened with an implant fixture to the zirconia post, and glass-ceramic bondable to the zirconia post and a preparation method thereof, when preparing artificial teeth through a CAD/CAM processing method by using the glass-ceramic block as an artificial-teeth material. The lithium disilicate glass-ceramics containing cristobalite crystalline includes glass-ceramics composition including 10 to 15 wt % Li2O, 68 to 76 wt % SiO2, 2 to 5 wt % P2O5 working as a nuclei formation agent, 0 to 5 wt % Al2O3 to increase glass transition temperature and softening temperature and increase chemical durability of the glass, 2 to 3 wt % ZrO2, 0.5 to 3 wt % CaO for enhancing a thermal expansion coefficient of the glass, 0.5 to 5 wt % Na2O, 0.5 to 5 wt % K2O, and 1 to 2 wt % colorants, and 0 to 2.0 wt % mixture of MgO, ZnO, F, and La2O3.
    Type: Grant
    Filed: May 16, 2016
    Date of Patent: March 27, 2018
    Assignee: HASS CO., LTD.
    Inventors: Yong su Kim, Hyun jun Jeon, Hyung Bong Lim, Kyung Sik Oh, Sung ho Ha, Young pyo Hong, Joon hyung Kim, Cheol young Kim
  • Patent number: 9919762
    Abstract: A backpack type self balancing scooter having a foot-driven steering apparatus mounted thereon is provided, including: two wheels having motors mounted thereon; a motor housing for mounting the motors therein in such a manner as to allow rotary shafts of the motors to be located linearly to each other; a footrest; a shuttle ring mounted on any one side of the footrest; an erecting housing, a controller mounted on the upper portion, a cover disposed coveringly on top thereof, and an insertion hole formed on the center of the cover; a saddle; and a backpack. The rider walks in the state of carrying the backpack on the back, or puts the backpack on the around, sits on the saddle to drive the self balancing scooter in the state where both hands are free, while conducting the direction changes through the shuttle ring turned with his or her foot.
    Type: Grant
    Filed: March 17, 2014
    Date of Patent: March 20, 2018
    Assignee: ROBO3 CO., LTD.
    Inventors: Joon Hyung Kim, Gwang Seok Jeon
  • Patent number: 9856403
    Abstract: The present application relates to a method of preparing a pressure-sensitive adhesive product and the pressure-sensitive adhesive product. According to the present application, the pressure-sensitive adhesive product having different physical properties on both surfaces, for example, having different peeling strengths on both surfaces, or having a structure in which a pressure-sensitive adhesive and a support are sequentially formed may be efficiently provided.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: January 2, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Jong Rok Jeon, Se Woo Yang, Joon Hyung Kim, Yong Sung Goo, Suk Ky Chang
  • Publication number: 20170348955
    Abstract: The present invention relates to a substrate bonding method and a display substrate manufactured thereby, the method comprising the steps of: (1) forming a pattern by ink-jet printing a photo-curable adhesive ink on a lower substrate; (2) forming a spacer on the lower substrate by photo-curing the pattern; (3) forming an adhesive layer by ink-jet printing the photo-curable adhesive ink on the surface of the lower substrate on which the spacer is formed; and (4) laminating the adhesive layer of the lower substrate and an upper substrate by performing photo-curing.
    Type: Application
    Filed: November 27, 2015
    Publication date: December 7, 2017
    Applicant: LG CHEM, LTD.
    Inventors: Seung-A BACK, Joon-Hyung KIM
  • Patent number: 9826223
    Abstract: There are provided a stereoscopic image display device and a method of manufacturing the stereoscopic image display device. The stereoscopic image display device includes: an image generation unit generating a left-eye image and a right-eye image; a 3D filter layer disposed above the image generation unit, the 3D filter layer including a first region through which the right-eye image passes and a second region through which the left-eye image passes; and a light shielding pattern disposed between the image generation unit and the 3D filter layer in a position corresponding to a boundary portion between the first region and the second region. The light shielding pattern is formed of a phase change ink composition.
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: November 21, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Joon-Hyung Kim, Yong-Sung Goo
  • Publication number: 20170321073
    Abstract: The present invention relates to an ultraviolet curable white ink composition for inkjet printing comprising a pigment dispersion, a binder solution, a monofunctional monomer and a photoinitiator and, more particularly, to an ultraviolet curable white ink composition for inkjet printing which, at the time of forming a pattern, has a thickness of 30 ?m or less and a contrast ratio of 98% or more, a method for preparing a white bezel pattern using the same, and an electronic device comprising the white bezel pattern prepared by the method.
    Type: Application
    Filed: November 13, 2015
    Publication date: November 9, 2017
    Inventors: Jae-Hyun YOO, Kook-Hyun CHOI, Joon-Hyung KIM, Mi-Kyoung KIM
  • Publication number: 20170298241
    Abstract: The present invention relates to a UV-curable ink composition, a method for producing a bezel pattern of a display substrate using same, and a bezel pattern produced thereby, the UV-curable ink composition comprising a colorant, an epoxy compound, an oxetane compound, a photopolymerization initiator, and an adhesion promoter, wherein the content ratio of the epoxy compound to the oxetane compound is 1:0.5-1:6, and an adhesion to a glass substrate after curing is 4B or higher according to the ASTM D3359 standard.
    Type: Application
    Filed: September 30, 2015
    Publication date: October 19, 2017
    Inventors: Sung-Eun PARK, Yong-Sung GOO, Seung-A BACK, Joon-Hyung KIM
  • Publication number: 20170290641
    Abstract: Provided is a silicate glass, a method for preparing a silicate glass-ceramics by using the silicate glass, and a method for preparing a lithium disilicate glass-ceramics by using the silicate glass, and more particularly, to a method for preparing a glass-ceramics that has a nanosize of 0.2 to 0.5 ?m and contains lithium disilicate and silicate crystalline phases. A nano lithium disilicate glass-ceramics containing a SiO2 crystalline phase includes: a glass composition including 70 to 85 wt % SiO2, 10 to 13 wt % Li2O, 3 to 7 wt % P2O5 working as a nuclei formation agent, 0 to 5 wt % Al2O3 for increasing a glass transition temperature and a softening point and enhancing chemical durability of glass, 0 to 2 wt % ZrO2, 0.5 to 3 wt % CaO for increasing a thermal expansion coefficient of the glass, 0.5 to 3 wt % Na2O, 0.5 to 3 wt % K2O, and 1 to 2 wt % colorants, and 0 to 2.0 wt % mixture of MgO, ZnO, F, and La2O3.
    Type: Application
    Filed: November 7, 2016
    Publication date: October 12, 2017
    Inventors: Yong Su KIM, Hyun Jun JEON, Hyung Bong LIM, Kyung Sik OH, Sung Ho HA, Young Pyo HONG, Joon Hyung KIM, Cheol Young KIM
  • Publication number: 20170283634
    Abstract: The present invention relates to a UV-curable ink composition, a method for producing a bezel pattern of a display substrate using same, and a bezel pattern produced thereby, the UV-curable ink composition comprising a colorant, an epoxy compound, an oxetane compound and a photopolymerization initiator, wherein a content ratio of the epoxy compound to the oxetane compound is 1:0.5 to 1:6 and the curing dose amount of the ultraviolet curable ink composition is 20 to 5,000 mJ/cm2.
    Type: Application
    Filed: September 30, 2015
    Publication date: October 5, 2017
    Inventors: Sung-Eun PARK, Yong-Sung GOO, Seung-A BACK, Joon-Hyung KIM
  • Publication number: 20170283636
    Abstract: This invention relates to an ink composition for bleaching a polarizing film for an inkjet printer, including a strong base, a volatilization inhibitor, a viscosity enhancer and a solvent, wherein the amount of the strong base is 5 to 30 wt % based on the total weight of the composition, and to a method of manufacturing a polarizing film having improved pattern transparency using the same.
    Type: Application
    Filed: October 6, 2015
    Publication date: October 5, 2017
    Inventors: Kook-Hyun CHOI, Joon-Hyung KIM
  • Publication number: 20170283633
    Abstract: The present invention relates to a UV-curable ink composition, a method for producing a bezel pattern of a display substrate using same, and a bezel pattern produced thereby, the UV-curable ink composition comprising a colorant, an epoxy compound, an oxetane compound and a photopolymerization initiator, wherein a content ratio of the epoxy compound to the oxetane compound is 1:0.5 to 1:6, a taper angle after being cured is 0° to 30°, and optical density (OD) value is 0.05 to 2.5 per a film thickness of 1.0 ?m.
    Type: Application
    Filed: September 30, 2015
    Publication date: October 5, 2017
    Inventors: Sung-Eun PARK, Yong-Sung GOO, Seung-A BACK, Joon-Hyung KIM
  • Publication number: 20170275480
    Abstract: The present invention relates to a UV-curable ink composition, a method for producing a bezel pattern of a display substrate using same, and a bezel pattern produced thereby, the UV-curable ink composition comprising a colorant, an epoxy resin, an oxetane resin and a photopolymerization initiator, wherein the content ratio of the epoxy resin to the oxetane resin is 1:0.5-1:6.
    Type: Application
    Filed: September 30, 2015
    Publication date: September 28, 2017
    Inventors: Sung-Eun PARK, Yong-Sung GOO, Seung-A BACK, Joon-Hyung KIM
  • Publication number: 20170227844
    Abstract: This invention relates to a photosensitive color ink composition for a bezel, including (A) a cationic polymerizable alicyclic epoxy monomer, (B) a cationic polymerizable aliphatic epoxy monomer, (C) an oxetane monomer, (D) a photopolymerization initiator, and (E) a colorant, and to a bezel pattern formed using the same.
    Type: Application
    Filed: December 11, 2015
    Publication date: August 10, 2017
    Applicant: LG CHEM, LTD.
    Inventors: Sung-Eun PARK, Yong-Sung GOO, Seung-A BACK, Joon-Hyung KIM
  • Publication number: 20170218212
    Abstract: The present invention relates to a UV-curable ink composition, a method for producing a bezel pattern of a display substrate using same, and a bezel pattern produced thereby, the UV-curable ink composition comprising a colorant, an epoxy resin, an oxetane resin, a photopolymerization initiator, and a surfactant comprising a polar functional group, wherein the content ratio of the epoxy resin to the oxetane resin is 1:0.5-1:6, an adhesion to a glass substrate after curing is 4B or higher according to the ASTM D3359 standard, a contact angle to the glass substrate is less than 10°, and an adhesion with a substrate coated with an adhesive layer after curing is 100-5,000 gf/25 mm.
    Type: Application
    Filed: September 30, 2015
    Publication date: August 3, 2017
    Inventors: Sung-Eun PARK, Yong-Sung GOO, Seung-A BACK, Joon-Hyung KIM
  • Publication number: 20170198157
    Abstract: The present invention relates to a UV-curable ink composition, a method for producing a bezel pattern of a display substrate using same, and a bezel pattern produced thereby, the UV-curable ink composition comprising a colorant, an epoxy resin, an oxetane resin, a photopolymerization initiator, and a surfactant comprising a polar functional group, wherein the content ratio of the epoxy resin to the oxetane resin is 1:0.5-1:6.
    Type: Application
    Filed: September 30, 2015
    Publication date: July 13, 2017
    Applicant: LG CHEM, LTD.
    Inventors: Sung-Eun PARK, Yong-Sung GOO, Seung-A BACK, Joon-Hyung KIM
  • Publication number: 20170198159
    Abstract: Disclosed herein is an ink composition for marking on a release-treated surface, comprising a binder resin based on an acryl or methacryl resin with a glycidyl group introduced as a functional group thereinto, a dye, and an organic solvent, wherein the binder resin has a glass transition temperature of 40° C. or higher.
    Type: Application
    Filed: May 29, 2015
    Publication date: July 13, 2017
    Applicant: LG CHEM, LTD.
    Inventors: Joon-Hyung KIM, Kook-Hyun CHOI
  • Patent number: 9676656
    Abstract: Provided is lithium disilicate crystalline glass containing cristobalite crystal phase for high strength and aesthetic traits and its manufacturing process thereof. Exemplary embodiments of the present invention provide the high strength and aesthetic lithium disilicate crystalline glass, one kind of dental restoration materials, and its manufacturing method which induces the growth of the different crystal phase, cristobalite, from glass with lithium disilicate crystal.
    Type: Grant
    Filed: July 6, 2016
    Date of Patent: June 13, 2017
    Assignee: HASS CO., LTD.
    Inventors: Yong su Kim, Hyun jun Jeon, Hyung bong Lim, Kyung sik Oh, Sung ho Ha, Cheol young Kim, Joon hyung Kim, Young pyo Hong