Patents by Inventor Jong Hyeon Lee

Jong Hyeon 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: 20240381720
    Abstract: A display device comprises: a pixel-circuit layer comprising a pixel circuit and an auxiliary pixel circuit on a base layer; and a light-emitting-element layer comprising a light emitting element electrically connected to the pixel circuit. The pixel-circuit layer comprises a line part and an electrode part electrically connected to the line part. The light-emitting-element layer comprises an organic layer comprising a first region and a second region. In a plan view, the first region and the second region are spaced apart from each other with the electrode part interposed therebetween. The line part is electrically connected to the auxiliary pixel circuit.
    Type: Application
    Filed: January 12, 2024
    Publication date: November 14, 2024
    Inventors: Hyung Keun PARK, Jong Hyeon LEE
  • Publication number: 20220211589
    Abstract: The present invention relates to a cosmetic composition for molding, comprising a calcined layered double hydroxide and a polymer and, more specifically, to a cosmetic composition for molding and a preparation method therefor, the cosmetic composition comprising an active ingredient, a calcined layered double hydroxide, a polymer, and a solvent
    Type: Application
    Filed: April 20, 2020
    Publication date: July 7, 2022
    Inventors: Hong Geun JI, Young Ah PARK, Yu Jin KANG, Ja Inn KIM, Jong Hyeon LEE
  • Patent number: 10925816
    Abstract: The present invention relates to: a composition for transdermal delivery, comprising 1) a nanoemulsion comprising an active ingredient, saturated lecithin, phytosteryl/behenyl/octyldodecyl lauroyl glutamate, a polyol, and water, and 2) a modified layered double hydroxide; and a preparation method therefor.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: February 23, 2021
    Assignee: H&A PHARMACHEM CO., LTD.
    Inventors: Jong Hyeon Lee, Se Hee Cho, Young Rong Woo, Young Ah Park, Hong Geun Ji
  • Publication number: 20190192396
    Abstract: The present invention relates to: a composition for transdermal delivery, comprising 1) a nanoemulsion comprising an active ingredient, saturated lecithin, phytosteryl/behenyl/octyldodecyl lauroyl glutamate, a polyol, and water, and 2) a modified layered double hydroxide; and a preparation method therefor.
    Type: Application
    Filed: August 18, 2017
    Publication date: June 27, 2019
    Inventors: Jong Hyeon LEE, Se Hee CHO, Young Rong WOO, Young Ah PARK, Hong Geun JI
  • Publication number: 20160189878
    Abstract: The present invention relates to a method for manufacturing a tantalum-silver composite electrode: The method comprises:(a) preparing a molten salt; (b) disposing a corrosion-resistant metal on an anode; (c) disposing a base substrate on a cathode; (d) inserting the corrosion-resistant metal and the base substrate into the molten salt; and (e) electrodepositing the corrosion-resistant metal on the base substrate by applying a current density to the base substrate. In particular, the molten salt has a lower melting temperature, the corrosion-resistant metal is tantalum, and the base substrate is a substrate comprising silver.
    Type: Application
    Filed: December 24, 2015
    Publication date: June 30, 2016
    Inventors: Kyoung Jin Jeong, Young Jun Lee, Jong Hyeon Lee
  • Patent number: 9340419
    Abstract: Disclosed is a method and related system of regenerating a raw material for a hydrogen supply system of a fuel cell. The method includes reacting aluminum and a metal hydroxide to produce hydrogen in the hydrogen supply system of a fuel cell; and recovering an aluminum compound produced simultaneously with the hydrogen in the reaction. An aluminum hydroxide is obtained from the aluminum compound. The aluminum hydroxide is heat-treated to obtain an aluminum oxide. The aluminum oxide is reduced to obtain aluminum. The obtained aluminum is re-supplied as a raw material for producing the hydrogen.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: May 17, 2016
    Assignees: HYUNDAI MOTOR COMPANY, The Industry & Academic Cooperation in Chungnam National University (IAC)
    Inventors: Chang Ho Kim, Inchul Hwang, Hyung Ki Kim, Seong Seock Cho, Jong Hyeon Lee, Moon Hee Han, Hong Youl Ryu, Dae-Young Kim
  • Patent number: 9238873
    Abstract: The manufacturing method for high-purity Zirconium is characterized by self-propagating high temperature synthesis (SHS) of a raw material having zirconium raw ore containing ZrO2, ZrSiO4, KZr2(PO4)3, or a mixture thereof and a reducing agent that is metal powder, to prepare zirconium intermetallic compound or zirconium nitride, followed by the recovery of high-purity Zr by electrolytic refining the reaction product of the SHS.
    Type: Grant
    Filed: July 29, 2011
    Date of Patent: January 19, 2016
    Assignee: The Industry & Academic Cooperation in Chungnam National University
    Inventors: Jong Hyeon Lee, Yoon Sang Lee, Han Soo Lee, Seon Jin Kim, Sun Kyo Chung, H. Nersisyan Hayk
  • Patent number: 9169119
    Abstract: The present disclosure provides an apparatus for producing fuel for a fuel cell car which includes: a main reaction chamber including an aluminum coil and configured to produce gas; a sub-chamber including a sodium aqueous solution, the sub-chamber in fluid communication with the main reaction chamber to communicate the produced gas; a circulation pump configured to supply a sodium hydroxide aqueous solution in the sub-chamber to the main reaction chamber when producing the fuel, and further configured to return the sodium hydroxide aqueous solution in the main reaction chamber to the sub-chamber when stopping production of the fuel; and a separator configured to separate hydrogen gas from the produced gas, and supply the hydrogen gas to a fuel cell.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: October 27, 2015
    Assignees: The Industry & Academic Cooperation in Chungnam National University (IAC), Hyundai Motor Company
    Inventors: Chang Ho Kim, In Chul Hwang, Hong Youl Ryu, Jong Hyeon Lee, Seong Seok Cho, Kie Seo Bae, Moon Hee Han
  • Publication number: 20150175415
    Abstract: Disclosed is a method and related system of regenerating a raw material for a hydrogen supply system of a fuel cell. The method includes reacting aluminum and a metal hydroxide to produce hydrogen in the hydrogen supply system of a fuel cell; and recovering an aluminum compound produced simultaneously with the hydrogen in the reaction. An aluminum hydroxide is obtained from the aluminum compound. The aluminum hydroxide is heat-treated to obtain an aluminum oxide. The aluminum oxide is reduced to obtain aluminum. The obtained aluminum is re-supplied as a raw material for producing the hydrogen.
    Type: Application
    Filed: November 24, 2014
    Publication date: June 25, 2015
    Inventors: Chang Ho KIM, Inchul HWANG, Hyung Ki KIM, Seong Seock CHO, Jong Hyeon LEE, Moon Hee HAN, Hong Youl RYU, Dae-Young KIM
  • Publication number: 20140144786
    Abstract: The manufacturing method for high-purity Zirconium is characterized by self-propagating high temperature synthesis (SHS) of a raw material having zirconium raw ore containing ZrO2, ZrSiO4, KZr2(PO4)3, or a mixture thereof and a reducing agent that is metal powder, to prepare zirconium intermetallic compound or zirconium nitride, followed by the recovery of high-purity Zr by electrolytic refining the reaction product of the SHS.
    Type: Application
    Filed: July 29, 2011
    Publication date: May 29, 2014
    Applicant: The Industry & Academic Cooperation in Chungnam National University
    Inventors: Jong Hyeon Lee, Yoon Sang Lee, Han Soo Lee, Seon Jin Kim, Sun Kyo Chung, H. Nersisyan Hayk
  • Publication number: 20140119999
    Abstract: The present disclosure provides an apparatus for producing fuel for a fuel cell car which includes: a main reaction chamber including an aluminum coil and configured to produce gas; a sub-chamber including a sodium aqueous solution, the sub-chamber in fluid communication with the main reaction chamber to communicate the produced gas; a circulation pump configured to supply a sodium hydroxide aqueous solution in the sub-chamber to the main reaction chamber when producing the fuel, and further configured to return the sodium hydroxide aqueous solution in the main reaction chamber to the sub-chamber when stopping production of the fuel; and a separator configured to separate hydrogen gas from the produced gas, and supply the hydrogen gas to a fuel cell.
    Type: Application
    Filed: December 13, 2012
    Publication date: May 1, 2014
    Applicants: The Industry & Academic Cooperation in Chungnam National University (IAC), Hyundai Motor Company
    Inventors: Chang Ho Kim, In Chul Hwang, Hong Youl Ryu, Jong Hyeon Lee, Seong Seok Cho, Kie Seo Bae, Moon Hee Han
  • Patent number: 8277558
    Abstract: Disclosed are a czochralski apparatus for growing crystals and a purification method of waste salts using the same. More particularly, the present invention provides a czochralski apparatus for growing crystals comprising screw thread for fixing salt crystals mounted on a pulling bar of the apparatus in order to prevent desorption of crystals caused by load thereof during a crystal growing process without requiring alternative seed crystals and, in addition, a method for purification of waste salts, which can isolate impurities from molten waste salts using a czochralski crystal growing process without alternative adsorption medium, does not generate secondary wastes and may continuously purify the waste salts.
    Type: Grant
    Filed: April 3, 2008
    Date of Patent: October 2, 2012
    Assignees: Korea Atomic Energy Research Institute, Korea Hydro & Nuclear Power Co., Ltd.
    Inventors: Jong-Hyeon Lee, Han-Soo Lee, In-Tae Kim, Yoon-Sang Lee, Eung-Ho Kim
  • Patent number: 8197748
    Abstract: Disclosed is a structural alloy with oxidation resistance for electrolytic reduction equipment for treatment of spent nuclear fuel. More particularly, the present invention relates to a structural alloy with oxidation resistance for electrolytic reduction equipment for treatment of spent nuclear fuel wherein Cr, Si, Al, Nb and Ti are added to a Ni-based substrate so as to form an oxide coating film which is stable in a LiCl—Li2O molten salt and, in addition, a process thereof and use of the same.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: June 12, 2012
    Assignee: Korea Atomic Energy Research Institute
    Inventors: Jong-Hyeon Lee, Soo-Haeng Cho, Eung-Ho Kim, Seong-Won Park
  • Patent number: 8177952
    Abstract: Disclosed herein is a method of preparing uranium metal by electrorefining uranium metal, comprising: applying a predetermined current to an anode electrode included in an anode basket receiving fuel segments made of uranium metal and a cathode electrode of carbon material; electrodepositing uranium on the cathode electrode in accordance with the reaction initiated by the applied current; and collecting the electrodeposited uranium by self-weight. An apparatus for electrorefining uranium metal used in the method according to the present invention, comprises: an anode basket (6) receiving fuel segments made of uranium metal and comprising an anode electrode; and a reactor including a cathode electrode (5) made of carbon material and a uranium collector (10) therein.
    Type: Grant
    Filed: January 3, 2007
    Date of Patent: May 15, 2012
    Assignees: Korea Atomic Energy Research Institute, Korea Hydro & Nuclear Power Co., Ltd.
    Inventors: Young-Ho Kang, Jong-Hyeon Lee, Sung-Chan Hwang, Joon-Bo Shim, Eung-Ho Kim, Sung-Won Park
  • Patent number: 8053059
    Abstract: Provided is a substrate for forming a pattern comprising an inorganic layer having a modified surface, wherein the modified surface is formed by coating a surface of the inorganic layer with a bifunctional molecule comprising a functional group having an affinity for a nanocrystal at one end of the molecule and a functional group having an affinity for the inorganic layer at the other end of the molecule. A method for forming a pattern of nanocrystals is also provided.
    Type: Grant
    Filed: June 1, 2007
    Date of Patent: November 8, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seong Jae Choi, Kyung Sang Cho, Jae Young Choi, Dong Kee Yi, Hyeon Jin Shin, Seon Mi Yoon, In Young Song, Jong Hyeon Lee, Duk Young Jung, Geun Tae Cho
  • Publication number: 20100155236
    Abstract: Disclosed is a structural alloy with oxidation resistance for electrolytic reduction equipment for treatment of spent nuclear fuel. More particularly, the present invention relates to a structural alloy with oxidation resistance for electrolytic reduction equipment for treatment of spent nuclear fuel wherein Cr, Si, Al, Nb and Ti are added to a Ni-based substrate so as to form an oxide coating film which is stable in a LiCl—Li2O molten salt and, in addition, a process thereof and use of the same.
    Type: Application
    Filed: December 18, 2008
    Publication date: June 24, 2010
    Applicant: KOREA ATOMIC ENERGY RESEARCH INSTITUTE
    Inventors: Jong-Hyeon LEE, Soo-Haeng CHO, Eung-Ho KIM, Seong-Won PARK
  • Publication number: 20100084265
    Abstract: Disclosed is a continuous electrorefining device for recovering metal uranium. The electrorefining device comprises an electrolytic cell 10 having an internal accommodating space filled with electrolyte; a cathode unit 20 including a top plate 22, connecting rods 21 whose top ends are joined to the top plate 22, and cathode electrodes 24 whose top end is joined to lower plates; an anode unit 40 which is placed in a cylinder shape surrounding the cathode electrodes 24; a uranium recovery unit 50 for drawing out the uranium metal by a first drawing-out means; and a transition metal recovery unit 60 for drawing out the metal particles by a second drawing-out means. The cathode unit 20 further comprises an insulating and vibration absorbing member that is interposed between the top plate 22 and the cover plate 12; and a vibration means which is mounted on the top plate 22 to transmit vibration and impact force to the cathode electrode 24 through the connecting rods 21.
    Type: Application
    Filed: October 7, 2009
    Publication date: April 8, 2010
    Applicants: Korea Atomic Energy Research Institute, Korea Hydro & Nuclear Power Co., Ltd.
    Inventors: JONG-HYEON LEE, YOUNG-HO KANG, SUNG-CHAN HWANG, HAN-SOO LEE, JOON-BO SHIM, EUNG-HO KIM
  • Publication number: 20090139444
    Abstract: Disclosed are a czochralski apparatus for growing crystals and a purification method of waste salts using the same. More particularly, the present invention provides a czochralski apparatus for growing crystals comprising screw thread for fixing salt crystals mounted on a pulling bar of the apparatus in order to prevent desorption of crystals caused by load thereof during a crystal growing process without requiring alternative seed crystals and, in addition, a method for purification of waste salts, which can isolate impurities from molten waste salts using a czochralski crystal growing process without alternative adsorption medium, does not generate secondary wastes and may continuously purify the waste salts.
    Type: Application
    Filed: April 3, 2008
    Publication date: June 4, 2009
    Inventors: Jong-Hyeon Lee, Han-Soo Lee, In-Tae Kim, Yoon-Sang Lee, Eung-Ho Kim
  • Publication number: 20080296151
    Abstract: Disclosed herein is a continuous electrolytic refining device for metal uranium, the device comprising a cathode section fixed to the lower side of the heat radiation plate, and having a plurality of graphite cathodes; an anode section encompassing the cathode section to face the cathode section, rotatably fixed to the lower side of the heat radiation plate, and receiving the used nuclear fuel; an electrolytic cell receiving the cathode section and the anode section and filled with electrolytes so as to sink the cathode section and the anode section; an uranium collecting section collecting metal uranium deposited on and detached from the graphite cathode in the lower side of the cathode section inside the electrolytic cell and withdrawing the collected metal uranium to the outside of the electrolytic cell; and a transition metal collecting section coupled with the lower side of the electrolytic cell to withdraw the transition metal particles released from the anode section and collected in the lower side of
    Type: Application
    Filed: August 14, 2007
    Publication date: December 4, 2008
    Inventors: Jong-Hyeon Lee, Young-Ho Kang, Sung-Chan Hwang, Han-Soo Lee, Eung-Ho Kim, Seong-Won Park
  • Publication number: 20080182072
    Abstract: Provided is a substrate for forming a pattern comprising an inorganic layer having a modified surface, wherein the modified surface is formed by coating a surface of the inorganic layer with a bifunctional molecule comprising a functional group having an affinity for a nanocrystal at one end of the molecule and a functional group having an affinity for the inorganic layer at the other end of the molecule. A method for forming a pattern of nanocrystals is also provided.
    Type: Application
    Filed: June 1, 2007
    Publication date: July 31, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seong Jae Choi, Kyung Sang Cho, Jae Young Choi, Dong Kee Yi, Hyeon Jin Shin, Seon Mi Yoon, In Young Song, Jong Hyeon Lee, Duk Young Jung, Geun Tae Cho