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: 20250070100
    Abstract: A light emitting device including a first LED sub-unit having a thickness in a first direction, a second LED sub-unit disposed on a portion of the first LED sub-unit in the first direction, each of the first and second LED sub-units comprising a first-type semiconductor layer, a second-type semiconductor layer, and an active layer, a reflective electrode disposed adjacent to the first LED sub-unit and electrically connected to the first-type semiconductor layer of the first LED sub-unit, and a first ohmic electrode forming ohmic contact with the second-type semiconductor layer of the first LED sub-unit, in which the active layer of the first LED sub-unit is configured to generate light, includes AlxGa(1-x-y)InyP (0?x?1, 0?y?1), and overlaps the active layer of the second LED sub-unit in the first direction, and the active layer of the second LED sub-unit includes the same material as the active layer of the first LED sub-unit.
    Type: Application
    Filed: November 7, 2024
    Publication date: February 27, 2025
    Applicant: Seoul Viosys Co., Ltd.
    Inventors: Jong Hyeon CHAE, Chang Yeon KIM, Ho Joon LEE, Seong Gyu JANG, Chung Hoon LEE, Dae Sung CHO
  • Publication number: 20250063877
    Abstract: A display panel including a circuit board having pads thereon, and a plurality of pixel regions arranged on the circuit board, each of the pixel regions including a first LED stack disposed on the circuit board, a first bonding layer disposed between the first LED stack and the circuit board, a second LED stack disposed on the first LED stack, a third LED stack disposed on the second LED stack, first through-vias passing through the first LED stack and the first bonding layer, second through-vias passing through the second LED stack, and third through-vias passing through the third LED stack, in which the first through-vias pass through the first LED stack and the first bonding layer, and are connected to the pads of the circuit board.
    Type: Application
    Filed: November 6, 2024
    Publication date: February 20, 2025
    Applicant: Seoul Viosys Co., Ltd.
    Inventors: Jong Hyeon CHAE, Seom Geun LEE, Seong Kyu JANG
  • Publication number: 20250062293
    Abstract: A displaying apparatus includes a pixel unit. The pixel unit includes at least one pixel having a light emitting device and a light conversion layer for converting a first wavelength of light of the light emitting device into a second wavelength of light different from the first wavelength; and an insulation layer covers side surfaces of the light emitting device and the light conversion layer.
    Type: Application
    Filed: November 1, 2024
    Publication date: February 20, 2025
    Applicant: Seoul Semiconductor Co., Ltd.
    Inventors: Motonobu TAKEYA, Seong Su SON, Jong Ik LEE, Jae Hee LIM, Jong Hyeon CHAE, Seung Sik HONG
  • Publication number: 20250060275
    Abstract: A shock fatigue testing device for a powertrain mount includes: a main frame having a guide support vertically extending from a base plate and a mounting plate coupled to the guide support; a first mount jig mounted to the mounting plate and configured to support the upper portion of a mount member; a second mount jig mounted to a lower portion of the mount member and configured to support the lower portion of the mount member; a weight portion fixed to the second mount jig and configured to apply a load to the mount member; and a vibration portion configured to continuously provide vibration to the base plate to vibrate the weight portion using the main frame, the first mount jig, and the second mount jig as media.
    Type: Application
    Filed: January 11, 2024
    Publication date: February 20, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Woon Ki Cho, Jung Ho Park, Jong Hwan Jang, Ji Hyeon Lee, Hee Sung Lee, Moon Joon Kim, Soon Ju Kim, Jin Young Lee
  • Publication number: 20250063930
    Abstract: Provided is a method for manufacturing an intrinsically stretchable organic solar cell, a manufacturing method thereof, and an electronic device comprising the same. The intrinsically stretchable organic solar cell of the present invention is characterized that wherein excellent interfacial bonding among stretchable constituent elements constituting each layer is induced so that the constituent elements are seamlessly integrated into a single system, thereby ensuring excellent initial power conversion efficiency (PCE), and mechanical robustness showing that 70% or more of initial PCE is maintained in spite of repetitive tensile strains. Thus, the organic solar cell is useful for an electronic device applied to any one selected from a group consisting of sensors, electronic skins, flexible displays, and stretchable displays.
    Type: Application
    Filed: October 11, 2024
    Publication date: February 20, 2025
    Inventors: Bum Joon KIM, Jung-Yong LEE, Jong Hyeon NOH, Geon U KIM
  • Patent number: 12230666
    Abstract: A display apparatus including a plurality of pixel regions disposed on a support substrate, each of the pixel regions including a plurality of subpixel stacks including a first epitaxial stack, a second epitaxial stack, and a third epitaxial stack, in which light generated from the first epitaxial stack is to be emitted to the outside of the display apparatus through the second and third epitaxial stacks, light generated from the second epitaxial stack is to be emitted to the outside of the display apparatus through the third epitaxial stack, during operation, one of the subpixel stacks within each pixel region is configured to be selected and driven, and at least one subpixel stack further includes an electrode disposed between the first epitaxial stack and the support substrate to be in ohmic contact with the first epitaxial stack.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: February 18, 2025
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Chung Hoon Lee, Jong Hyeon Chae
  • Publication number: 20250056952
    Abstract: A light emitting device for a display including a first LED stack configured to generate light having a first peak wavelength, a second LED stack disposed under the first LED stack, and configured to generate light having a second peak wavelength, a third LED stack disposed under the second LED stack, and configured to generate light having a third peak wavelength; and a floating reflection layer disposed over the first LED stack, in which the first peak wavelength is longer than the second and third peak wavelengths, the first LED stack has a roughened surface to increase the luminous intensity of the light generated in the first LED stack entering the second LED stack, and the floating reflection layer has a high reflectance of 80% or more over light having the first peak wavelength.
    Type: Application
    Filed: October 25, 2024
    Publication date: February 13, 2025
    Applicant: SEOUL VIOSYS CO., LTD.
    Inventors: Jong Hyeon CHAE, Seom Geun LEE, Seong Kyu JANG
  • Publication number: 20250029787
    Abstract: A multilayer electronic component includes a body including a capacitance formation portion including a dielectric layer and internal electrodes alternately disposed in a first direction, and a cover portion disposed on both surfaces of the capacitance formation portion opposing each other in the first direction; and an external electrode disposed on the body and connected to the internal electrode, wherein the cover portion includes polydopamine.
    Type: Application
    Filed: April 4, 2024
    Publication date: January 23, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jung Jin PARK, Yong PARK, Kwan Soo PARK, Ho Sam CHOI, Rak Hyeon BAEK, Hyo Sung CHOI, Sun Mi KIM, Jong Ho LEE
  • 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