Patents by Inventor Tae Hyung Kim

Tae 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).

  • ORGANIC ELECTROLUMINESCENT DEVICE
    Publication number: 20200194706
    Abstract: The present invention may provide an organic electroluminescent device which exhibits low driving voltage as well as high efficiency by including an electron transporting layer material having an improved electron transporting ability.
    Type: Application
    Filed: July 5, 2018
    Publication date: June 18, 2020
    Applicant: DOOSAN SOLUS CO., LTD.
    Inventors: Song Ie HAN, Min Sik EUM, Jae Yi SIM, Yong Hwan LEE, Woo Jae PARK, Tae Hyung KIM
  • ORGANIC COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT COMPRISING SAME
    Publication number: 20200185618
    Abstract: Disclosed are a novel organic compound, and an organic electroluminescent element having improved characteristics, such as luminous efficiency, driving voltage, and lifespan, by containing the novel organic compound in one or more organic material layers.
    Type: Application
    Filed: February 19, 2020
    Publication date: June 11, 2020
    Applicant: DOOSAN CORPORATION
    Inventors: Min-Sik EUM, Hojun SON, Woo Jae PARK, Tae Hyung KIM, Jiyi KIM, Youngmi BEAK
  • MICRONEEDLE PERCUTANEOUS PATCH CONTAINING DONEPEZIL
    Publication number: 20200179272
    Abstract: The present invention relates to a composition for preparing a microneedle, a soluble microneedle, and a microneedle percutaneous patch comprising the soluble microneedle. A soluble microneedle contained in a microneedle percutaneous patch of the present invention has a high drug loading capacity and excellent strength and thus may contain an effective amount of donepezil or a pharmaceutically acceptable salt thereof even with a small area of the microneedle. Accordingly, the present invention is economical and produces a lower level of skin irritation.
    Type: Application
    Filed: May 16, 2018
    Publication date: June 11, 2020
    Inventors: Tae Hyung Kim, Booyong Lee, Jung Dong Kim, Do Hyeon Jeong, Dongchul Shin, Yongyoun Hwang, Yun-Sun Nam, Joo Han Lee, Eun Jin An
  • ORGANIC COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT COMPRISING SAME
    Publication number: 20200185617
    Abstract: Disclosed are a novel organic compound, and an organic electroluminescent element having improved characteristics, such as luminous efficiency, driving voltage, and lifespan, by containing the novel organic compound in one or more organic material layers.
    Type: Application
    Filed: February 19, 2020
    Publication date: June 11, 2020
    Applicant: DOOSAN CORPORATION
    Inventors: Min-Sik Eum, Hojun Son, Woo Jae Park, Tae Hyung Kim, Jiyi Kim, Youngmi Beak
  • Photosensitive compositions and quantum dot polymer composite patterns including the same
    Patent number: 10678130
    Abstract: A photosensitive composition and a quantum dot-polymer composite pattern formed from the photosensitive composition are disclosed, and the photosensitive composition includes: a plurality of quantum dots; a color filter material including an absorption dye, an absorption pigment, or a combination thereof; a polymer binder; a photopolymerizable monomer having a carbon-carbon double bond; a photoinitiator; and a solvent, wherein in a normalized photoluminescence spectrum of the quantum dot and a normalized ultraviolet-visible absorption spectrum of the color filter material, a photoluminescence peak wavelength (PL peak wavelength) of the quantum dot and a wavelength of maximum absorbance of the color filter material do not overlap with each other, and the color filter material is included in an amount of less than or equal to 1 part by weight per 10 parts by weight of the plurality of quantum dots.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: June 9, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG DISPLAY CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Hyeyeon Yang, Tae Hyung Kim, Shang Hyeun Park, Shin Ae Jun, Yong Seok Han, Eun Joo Jang, Deukseok Chung
  • METHOD AND SYSTEM FOR ENERGY IMPROVEMENT VERIFICATION OF BUILDINGS
    Publication number: 20200175616
    Abstract: A method and system for energy improvement verification of buildings. An energy improvement learning method includes receiving building characteristic information related to an existing building constructed in the past and a diagnosis result of energy diagnosis performed based on the building characteristic information, receiving a result of renovating the existing building using energy saving schemes suitable for the diagnosis result, and generating an energy improvement learning model for the existing building by learning the building characteristic information and the renovation result.
    Type: Application
    Filed: November 27, 2019
    Publication date: June 4, 2020
    Inventors: Tae Hyung KIM, Hong Soon NAM, Youn Kwae JEONG
  • Voltage control circuit including assist circuit and memory device including the same
    Patent number: 10672442
    Abstract: Provided are a voltage control circuit including an assist circuit and a memory device including the voltage control circuit. The memory device includes: a volatile memory cell array, which is connected to a plurality of word lines and includes a memory cell including at least one transistor; and an assist circuit, which is connected to at least one of the plurality of word lines and adjusts a driving voltage level of each of the plurality of word lines, wherein the assist circuit includes a diode N-channel metal oxide semiconductor (NMOS) transistor having a gate and a drain connected to each other.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: June 2, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-yeop Baeck, Siddharth Gupta, In-hak Lee, Jae-seung Choi, Tae-hyung Kim, Dae-young Moon, Dong-wook Seo
  • Electroluminescent display device
    Patent number: 10673004
    Abstract: An electroluminescence display device, including a first electrode and a second electrode facing each other; a quantum dot emission layer disposed between the first electrode and the second electrode, the quantum dot emission layer including a plurality of quantum dots and not including cadmium, wherein the quantum dot emission layer includes a red emission layer disposed in a red pixel, a green emission layer disposed in a green pixel, and a blue emission layer disposed in a blue pixel, wherein the device has color reproducibility according to a DCI standard of greater than or equal to about 89%.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: June 2, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Hyung Kim, Eun Joo Jang, Dae Young Chung, Yong Wook Kim, Yuho Won, Oul Cho
  • INTEGRATED CIRCUIT HAVING HETEROGENEOUS CONTACTS AND SEMICONDUCTOR DEVICE INCLUDING THE INTEGRATED CIRCUIT
    Publication number: 20200168542
    Abstract: Provided is an integrated circuit which includes: a plurality of conductive lines extending in a first horizontal direction on a plane separate from a gate line, and including first and second conductive lines; a source/drain contact having a bottom surface connected to a source/drain region, and including a lower source/drain contact and an upper source/drain contact which are connected to each other in a vertical direction; and a gate contact having a bottom surface connected to the gate line, and extending in the vertical direction, in which the upper source/drain contact is placed below the first conductive line, and the gate contact is placed below the second conductive line. A top surface of the lower source/drain contact may be larger than a bottom surface of the upper source/drain contact.
    Type: Application
    Filed: January 28, 2020
    Publication date: May 28, 2020
    Inventors: Tae-hyung Kim, Jung-ho Do, Dae-young Moon, Sang-yeop Baeck, Jae-hyun Lim, Jae-seung Choi, Sang-shin Han
  • Lattice type speaker and lattice array speaker system having same
    Patent number: 10667036
    Abstract: Disclosed are a lattice type speaker and a lattice array speaker system having the same. A lattice type speaker according to the present invention comprises: a tweeter horn which has a quadrangular part forming an upper periphery thereof and four woofer frames provided at or inside a cut-off edge part of the quadrangular part, so that the tweeter horn is implemented as a lattice horn having a horn-shaped entire body configuration and a cross shape when viewed from above; a tweeter driving unit which is provided on a lower side of the tweeter horn and reproduces a high-pitched sound through the tweeter horn; four woofer horns provided inside the four woofer frames, respectively; and a woofer driving unit which is provided on a lower side of the four woofer horns and reproduces a low-pitched sound through the four woofer horns.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: May 26, 2020
    Inventor: Tae Hyung Kim
  • ORGANIC ELECTROLUMINESCENT DEVICE
    Publication number: 20200152886
    Abstract: The present disclosure provides an organic electroluminescent device including: an anode; a cathode; and one or more organic material layers interposed between the anode and cathode and selected from the group consisting of a hole injection layer, a hole transporting layer, a light emitting layer, an electron transporting layer, and an electron injection layer, and further including a lifetime enhancement layer (LEL) between the light emitting layer and the electron transporting layer.
    Type: Application
    Filed: January 14, 2020
    Publication date: May 14, 2020
    Applicant: DOOSAN CORPORATION
    Inventors: Tae Hyung KIM, HoCheol PARK, Young Bae KIM, Chang Jun LEE, Eunjung LEE, Youngmi BEAK
  • Semiconductor nanocrystal particles, production methods thereof, and devices including the same
    Patent number: 10647917
    Abstract: A method of producing a quantum dot comprising zinc selenide, the method comprising: providing an organic ligand mixture comprising a carboxylic acid compound, a primary amine compound, a secondary amide compound represented by Chemical Formula 1, and a first organic solvent: RCONHR??Chemical Formula 1 wherein each R is as defined herein; heating the organic ligand mixture in an inert atmosphere at a first temperature to obtain a heated organic ligand mixture; adding a zinc precursor, a selenium precursor, and optionally a tellurium precursor to the heated organic ligand mixture to obtain a reaction mixture, wherein the zinc precursor does not comprise oxygen; and heating the reaction mixture at a first reaction temperature to synthesize a first semiconductor nanocrystal particle.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: May 12, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong Hee Lee, Hyun A Kang, Sung Woo Kim, Jin A Kim, Tae Hyung Kim, Yuho Won, Eun Joo Jang
  • DISPLAY DEVICE AND METHOD OF DISPLAYING SCREEN ON SAID DISPLAY DEVICE
    Publication number: 20200142586
    Abstract: A method of displaying for allowing a plurality of application windows to be easily controlled and a display device therefor are provided. A method of displaying a screen on a display device includes displaying a button on a touch screen; splitting the touch screen into a plurality of regions based on the position at which the button is displayed, receiving a touch input to move a displayed button, obtaining a slope value of a line connecting a start point of the touch input to an end point thereof, selecting a region corresponding to the slope value from among the plurality of regions split, and moving the button to a certain position included in a selected region.
    Type: Application
    Filed: December 30, 2019
    Publication date: May 7, 2020
    Inventors: Jung-hwan CHOI, Young-jin KIM, Tae-soo KIM, Kang-tae KIM, Tae-hyung KIM
  • Lower stiffener for bumper of vehicle
    Patent number: 10640065
    Abstract: A lower stiffener is provided for a bumper of a vehicle. The lower stiffener is mounted on a lower portion of a bumper beam or a front end module (FEM) carrier of the vehicle. The lower stiffener includes a pair of core portions formed by extending in a width direction of the vehicle in an elongated loop shape corresponding to a shape of the bumper of the vehicle, and arranged parallel to each other at a regular interval. A pair of molding portions surrounds the core portions, respectively and a connection portion connects and integrates the pair of molding portions with each other.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: May 5, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Lotte Chemical Corporation, EELCEE LTD.
    Inventors: Jeong Min Cho, Tae Hyung Kim, Chi Hoon Choi, Hyun Gyung Kim, Han Jo Jeong, Jong Wook Lee, Jan-Anders Mansson, Queein Chang Mansson, Yeun Hee Hwang
  • QUANTUM DOT DISPLAY DEVICE
    Publication number: 20200135967
    Abstract: A quantum dot display device includes a substrate, a quantum dot diode disposed on the substrate and including a first electrode, a second electrode, and a quantum dot layer between the first electrode and the second electrode, and an encapsulation film disposed on a surface of the quantum dot diode, wherein a water vapor transmission rate of the encapsulation film is about 0.001 to about 1 gram per square meter per day at 1 atmosphere of pressure.
    Type: Application
    Filed: October 21, 2019
    Publication date: April 30, 2020
    Inventors: Oul CHO, Eun Joo JANG, Tae Hyung KIM
  • Suspension system for vehicle including composite leaf spring
    Patent number: 10625553
    Abstract: A suspension system for a vehicle includes: a composite leaf spring having a protective member which covers an outer surface of the composite leaf spring; and an abrasion-preventing pad coupled to the composite leaf spring and shielding. The protective member and the abrasion-preventing pad are disposed at a portion of the composite leaf spring to which a U-bolt is mounted.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: April 21, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Tae Hyung Kim, Seung Hyun Oh
  • Electric device with quantum dot emissive layer, and display device comprising the same
    Patent number: 10615356
    Abstract: An electronic device includes a first electrode and a second electrode facing each other, an emission layer comprising a plurality of quantum dots, wherein the emission layer is disposed between the first electrode and the second electrode; a first charge auxiliary layer disposed between the first electrode and the emission layer; and an optical functional layer disposed on the second electrode on a side opposite the emission layer, wherein the first electrode includes a reflecting electrode, wherein the second electrode is a light-transmitting electrode, wherein a region between the optical functional layer and the first electrode comprises a microcavity structure, and a refractive index of the optical functional layer is greater than or equal to a refractive index of the second electrode.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: April 7, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae Young Chung, Eun Joo Jang, Oul Cho, Hyun A Kang, Tae Hyung Kim, Yun Sung Woo, Jeong Hee Lee
  • Highly sensitive and selective gas sensing material to methylbenzene, methods for preparing the gas sensing material and gas sensor including the gas sensing material
    Patent number: 10591454
    Abstract: Disclosed is a gas sensing material for methylbenzene detection. Specifically, the gas sensing material includes a nanocomposite of Cr2O3 and ZnCr2O4. The content of Cr in the nanocomposite is from 67.0 at. % to 90.0 at. %, based on the sum of the contents of Cr and Zn atoms. The gas sensing material is highly selective to methylbenzenes over other gases and is highly sensitive to methylbenzenes. Also disclosed are methods for preparing the gas sensing material. The methods facilitate control over the composition of the gas sensing material and enable rapid synthesis of the gas sensing material at low temperature. Also disclosed is a gas sensor including the gas sensing material.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: March 17, 2020
    Assignee: Korea University Research and Business Foundation
    Inventors: Jong-Heun Lee, Jae-Hyeok Kim, Hyun-Mook Jeong, Tae-Hyung Kim, Hyung-Sik Woo
  • LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
    Publication number: 20200083470
    Abstract: A light emitting device, a method of manufacturing the same, and a display device including the same are disclosed. The light emitting device including a first electrode and a second electrode facing each other, an emission layer disposed between the first electrode and the second electrode, the emission layer including quantum dots, and a charge auxiliary layer disposed between the emission layer and the second electrode, wherein the emission layer includes a first surface facing the charge auxiliary layer and an opposite second surface, the quantum dots include a first organic ligand on a surface of the quantum dots, in the emission layer, an amount of the first organic ligand in a portion adjacent to the first surface is larger than an amount of the first organic ligand in a portion adjacent to the second surface.
    Type: Application
    Filed: August 23, 2019
    Publication date: March 12, 2020
    Inventors: Dae Young CHUNG, Kwanghee KIM, Hongkyu SEO, Eun Joo JANG, Oul CHO, Tae Hyung KIM, Yuho WON, Hee Jae LEE
  • Quantum dots, production methods thereof, and electronic devices including the same
    Patent number: 10585228
    Abstract: An electronic device includes, a light source having a peak emission at a wavelength between about 440 nm to about 480 nm; and a photoconversion layer disposed on the light source, wherein the photoconversion layer includes a first quantum dot which emits red light and a second quantum dot which emits green light, wherein at least one of the first quantum dot and the second quantum dot has a perovskite crystal structure and includes a compound represented by Chemical Formula 1: AB?X3+???Chemical Formula 1 wherein A is a Group IA metal, NR4+, or a combination thereof, B? is a Group IVA metal, X is a halogen, BF4?, or a combination thereof, and ? is 0 to 3.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: March 10, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Hyung Kim, Jihyun Min, Yongwook Kim, Eun Joo Jang