Patents by Inventor Seong-keun Kim

Seong-keun 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).

  • Publication number: 20210264845
    Abstract: A display device, includes: a scan driver configured to sequentially supply scan signals having a turn-on level to the first scan line and the second scan line during a first period and to concurrently supply scan signals having a turn-on level to the first scan line and the second scan line during a second period after the first period, wherein: a mask period corresponds to a difference between a start point of the second period and a start point of the first period in a next frame period, a first frame period and a second frame period have different mask periods, a third frame period between the first frame period and the second frame period has a same mask period as the first frame period, and a fourth frame period between the first frame period and the second frame period has a same mask period as the second frame period.
    Type: Application
    Filed: September 29, 2020
    Publication date: August 26, 2021
    Inventors: Sang Su HAN, Kyun Ho KIM, Seong Jun KIM, Jung Taek KIM, Hyung Keun PARK, Joon Suk BAIK, Se Keun LEE
  • Publication number: 20210177992
    Abstract: Provided is a composition for preventing or treating cancer, the composition including resveratrone, resveratrone glucoside, or a combination thereof as an active ingredient.
    Type: Application
    Filed: December 6, 2018
    Publication date: June 17, 2021
    Inventors: Seong Keun KIM, Hyunsook LEE, Jong Woo LEE, Sangjin PAIK, Ilseung YANG, Doyk HWANG, Inai PARK, Jiho PARK, Jung Eun LEE, Eunhak LIM, Seon Jin HWANG
  • Publication number: 20210167289
    Abstract: The present disclosure provides an organic light emitting diode including a first electrode; a second electrode facing the first electrode; and an emitting material layer including a first compound and a second compound positioned between the first and second electrodes, wherein the first compound includes a hexagonal-ring moiety including one boron atom, one oxygen atom and four carbon atoms, and the second compound includes a hexagonal-ring moiety including one boron atom, one nitrogen atom and four carbon atoms, and an organic light emitting device including the organic light emitting diode.
    Type: Application
    Filed: November 20, 2020
    Publication date: June 3, 2021
    Applicant: LG Display Co., Ltd.
    Inventors: Ik-Rang CHOE, Hye-Gun RYU, Jun-Yun KIM, Seong-Keun KIM, Ju-Young LEE
  • Publication number: 20210167352
    Abstract: Disclosed is a transparent anode thin film comprising a transparent anode active material layer, wherein the transparent anode active material layer comprises a Si-based anode active material having a composition represented by the following [Chemical Formula 1]: SiNx ??[Chemical Formula 1] (wherein 0<x?1.5).
    Type: Application
    Filed: November 19, 2020
    Publication date: June 3, 2021
    Inventors: Ji-Won CHOI, Jin Sang KIM, Chong Yun KANG, Seung Hyub BAEK, Seong Keun KIM, Hyun-Cheol SONG, Sang Tae KIM, Hyun Seok LEE
  • Publication number: 20210126205
    Abstract: An organic light emitting diode (OLED) includes a first emitting material layer disposed adjacently to a first electrode and a second emitting material layer disposed adjacently to a second electrode. The first emitting material layer includes a first compound having high affinity to holes and a second compound of thermally activated delayed fluorescent material, and the second emitting material layer includes a fourth compound having high affinity to electrons and implementing triplet-triplet annihilation. Two emitting material layers having adjusted energy levels allow the OLED to lower its driving voltages and improve its luminous efficiency and luminous lifetime.
    Type: Application
    Filed: October 22, 2020
    Publication date: April 29, 2021
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Hye-Gun RYU, Ik-Rang CHOE, Jun-Yun KIM, Seong-Keun KIM, Ju-Young LEE
  • Publication number: 20210005609
    Abstract: A method of manufacturing an electrode layer and a method of manufacturing a capacitor using the same are provided. The method of manufacturing the electrode layer includes performing a first sub-cycle sequentially providing a tin precursor and an oxygen source on a substrate, performing a second sub-cycle sequentially providing a tin precursor, a tantalum precursor, and an oxygen source on the substrate on which the first sub-cycle is performed, and repeating a cycle including the first sub-cycle and the second sub-cycle to form a tantalum-doped tin oxide layer on the substrate. A tantalum concentration in the tantalum-doped tin oxide layer is determined by the tin precursor provided in the second sub-cycle.
    Type: Application
    Filed: April 21, 2020
    Publication date: January 7, 2021
    Inventors: Sang Tae KIM, Hyun-Cheol SONG, Seung Hyub BAEK, Ji-Won CHOI, Jin Sang KIM, Chong Yun KANG, Seong Keun KIM
  • Patent number: 10886450
    Abstract: Disclosed is a thermoelectric composite material includes a thermoelectric material including crystal grains; and a MXene inserted at boundaries of the crystal grains consisting of the thermoelectric material. Accordingly, the thermoelectric composite material may have a reduced thermal conductivity and an increased electrical conductivity. Furthermore, mechanical properties of the thermoelectric composite material may be improved. Thus, the thermoelectric composite material may improve the thermoelectric ability of a thermoelectric module including the same. A method of manufacturing the thermoelectric composite material includes coating MXene on a surface of a thermoelectric material powder including crystal grains; and sintering the thermoelectric material powder coated with the MXene to form a sintered body including the MXene inserted at boundaries of the crystal grains consisting of the thermoelectric material.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: January 5, 2021
    Assignee: Korea Institute of Science and Technology
    Inventors: Jin-Sang Kim, Chong-Min Koo, Seung-Hyub Baek, Seong-Keun Kim, Chong-Yun Kang, Soon-Man Hong, Seung-Sang Hwang, Ji-Won Choi, Seok-Jin Yoon, Kwang-Chon Kim, Kyung-Youl Baek, Sang-Ho Cho
  • Patent number: 10787607
    Abstract: The present invention provides a fluorescent resveratrone [(E)-4-(6,8-dihydroxynaphthalen-2-yl)but-3-en-2-one] and its derivatives having Formula 1 and a method for preparing the same by a photochemical reaction of resveratrol and its derivatives which are not fluorescent having Formula 7 or Formula 8. The new fluorescent compounds of the present invention has single-photon absorptive characteristics and/or two-photon absorptive characteristics as well as no or little toxicity according to a cytotoxicity test and can be usefully utilized in the field of organic fluorescent element, display element, spectrometer, two-photon absorptive storing device, laser micro processing apparatus, photo dynamic therapy apparatus and the like.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: September 29, 2020
    Assignee: SNU R&DB FOUNDATION
    Inventors: Seong Keun Kim, Seung Bum Park, Il Seung Yang, II, Eun Ha Kim, Jun Hee Kang
  • Patent number: 10685762
    Abstract: The present disclosure relates to a paste for ohmic contact to p-type semiconductor, including a metal oxide and a binder, wherein the metal oxide is a rhenium oxide or a molybdenum oxide.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: June 16, 2020
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Ji-Won Choi, Jin Sang Kim, Chong Yun Kang, Seong Keun Kim, Seung Hyub Baek, Sang Tae Kim, Won Jae Lee, Narendra Singh Parmar, Young-Shin Lee
  • Publication number: 20200076331
    Abstract: Provided is a self-resonance tuning piezoelectric energy harvester. The self-resonance tuning piezoelectric energy harvester includes a piezoelectric beam which extends along a horizontal direction, a fixing element which fixes two ends of the piezoelectric beam, and a mass which is connected to the piezoelectric beam movably along the piezoelectric beam, wherein the mass includes a through-hole through which the piezoelectric beam passes, and makes the movement through the through-hole. According to the principle of continuous movement to the resonance position, the mass of the self-resonance tuning piezoelectric energy harvester induces the piezoelectric beam to generate displacement to the maximum and maximize the electricity production capacity of the piezoelectric energy harvester.
    Type: Application
    Filed: March 8, 2019
    Publication date: March 5, 2020
    Inventors: Hyun-Cheol SONG, Chong Yun KANG, Jin Sang KIM, Ji-won CHOI, Seung Hyub BAEK, Seong Keun KIM, Sang Tae KIM, Youn-hwan SHIN
  • Patent number: 10529905
    Abstract: A method for manufacturing a thermoelectric material is provided. According to the method, a first shaped body is formed from a thermoelectric powder, of which a crystal has a layer structure. An extruded body is formed by extruding the first shaped body. A plurality of cut-off pieces are formed by cutting the extruded body along a cross-section perpendicular to an extrusion direction. A second shaped body is formed by stacking and pressing the cut-off pieces along a direction perpendicular to the extrusion direction. According to the above, a thermoelectric ability of a thermoelectric material and an efficiency for manufacturing a thermoelectric module may be improved.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: January 7, 2020
    Assignee: Korea Institute of Science and Technology
    Inventors: Jin-Sang Kim, Seung-Hyub Baek, Seong-Keun Kim, Dow-Bin Hyun, Beomjin Kwon, Ji-Won Choi, Chong-Yun Kang, Im-Jun Roh
  • Publication number: 20190333858
    Abstract: Provided is a dielectric layer that has a rock salt structure in a room temperature stable phase. The dielectric layer is made of a compound having a chemical formula of BexM1-xO, where M includes one of alkaline earth metals and x has a value greater than 0 and less than 0.5.
    Type: Application
    Filed: December 19, 2018
    Publication date: October 31, 2019
    Applicants: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY, INSTITUTE FOR BASIC SCIENCE, ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Seong Keun KIM, Woo Chul LEE, Sang Tae KIM, Hyun Cheol SONG, Seung Hyub BAEK, Ji Won CHOI, Jin Sang KIM, Chong Yun KANG, Christopher W. BIELAWSKI, Jung Hwan YUM, Eric S. LARSEN
  • Publication number: 20190330524
    Abstract: The present invention provides a fluorescent resveratrone [(E)-4-(6,8-dihydroxynaphthalen-2-yl)but-3-en-2-one] and its derivatives having Formula 1 and a method for preparing the same by a photochemical reaction of resveratrol and its derivatives which are not fluorescent having Formula 7 or Formula 8. The new fluorescent compounds of the present invention has single-photon absorptive characteristics and/or two-photon absorptive characteristics as well as no or little toxicity according to a cytotoxicity test and can be usefully utilized in the field of organic fluorescent element, display element, spectrometer, two-photon absorptive storing device, laser micro processing apparatus, photo dynamic therapy apparatus and the like.
    Type: Application
    Filed: September 5, 2012
    Publication date: October 31, 2019
    Applicant: SUN R&DB FOUNDATION
    Inventors: Seong Keun Kim, Seung Bum Park, Il Seung Yang, Eun Ha KIM, Jun Hee Kang
  • Publication number: 20190189884
    Abstract: A thermoelectric composite material includes MXene inserted at a boundary of a crystal grain consisting of a thermoelectric material. Accordingly, the thermoelectric composite material may have a reduced thermal conductivity and an increased electrical conductivity. Furthermore, a mechanical property of the thermoelectric composite material may be improved. Thus, the thermoelectric composite material may improve a thermoelectric ability of a thermoelectric module.
    Type: Application
    Filed: June 4, 2018
    Publication date: June 20, 2019
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jin-Sang KIM, Chong-Min KOO, Seung-Hyub BAEK, Seong-Keun KIM, Chong-Yun KANG, Soon-Man HONG, Seung-Sang HWANG, Ji-Won CHOI, Seok-Jin YOON, Kwang-Chon KIM, Kyung-Youl BAEK, Sang-Ho CHO
  • Patent number: 10217928
    Abstract: Disclosed is a curved piezoelectric device maximizing an electrical potential of the piezoelectric material corresponding to an external mechanical stress.
    Type: Grant
    Filed: May 18, 2016
    Date of Patent: February 26, 2019
    Assignee: Korea Institute of Science and Technology
    Inventors: Chong Yun Kang, Seok Jin Yoon, Jin Sang Kim, Ji-Won Choi, Seung Hyub Baek, Seong Keun Kim, Woo-Suk Jung, Beomjin Kwon
  • Publication number: 20190033618
    Abstract: Disclosed herein is a smart wearable lens mounted with an all-solid-state thin film secondary battery including a flexible substrate, a cathode current collector, a cathode, a solid electrolyte, an anode, and an anode current collector. The smart wearable lens mounted with the all-solid-state thin film secondary battery may be stably and continuously supplied with power and has a low self-discharge rate. In addition, the smart wearable lens may minimize aversion when humans are wearing the smart wearable lens and be suitably used for a curved lens, especially a micro-lens such as a contact lens.
    Type: Application
    Filed: July 25, 2018
    Publication date: January 31, 2019
    Inventors: Ji-Won CHOI, Yong-Won SONG, Hyunjung YI, Jin Sang KIM, Chong Yun KANG, Seong Keun KIM, Seung Hyub BAEK, Sang Tae KIM, Hyun Seok LEE
  • Publication number: 20180358146
    Abstract: The present disclosure relates to a paste for ohmic contact to p-type semiconductor, including a metal oxide and a binder, wherein the metal oxide is a rhenium oxide or a molybdenum oxide.
    Type: Application
    Filed: May 29, 2018
    Publication date: December 13, 2018
    Inventors: Ji-Won CHOI, Jin Sang KIM, Chong Yun KANG, Seong Keun KIM, Seung Hyub BAEK, Sang Tae KIM, Won Jae LEE, Narendra Singh PARMAR, Young-Shin LEE
  • Patent number: 10077399
    Abstract: The present invention provides a water-soluble fluorescent compound of resveratrone 6-O-?-glucoside [(E)-4-(8-hydroxy-6-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)naphthalen-2-yl)but-3-en-2-one] and its derivatives of Formula I which have at least one water-soluble substituent, and a method for preparing the same by a photochemical reaction of resveratrol 3-O-?-glucoside and its derivatives of having Formula 3 which are not fluorescent. Said new water-soluble fluorescent compounds has single-photon absorptive characteristics and/or two-photon absorptive characteristics as well as no or little toxicity, and can be usefully utilized in fields that requires water-soluble fluorescent characteristics (diagnosis, fluorescent probe, in vivo imaging, display, etc.).
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: September 18, 2018
    Assignee: SNU R&DB FOUNDATION
    Inventors: Seong Keun Kim, Il Seung Yang, Seon Jin Hwang, Jung Eun Lee, Jong Woo Lee, Jun Hee Kang, Eun Hak Lim
  • Publication number: 20180247941
    Abstract: A capacitor for a semiconductor memory element includes a lower electrode, a dielectric layer disposed on the lower electrode and including titanium oxide, and an upper electrode disposed on the dielectric layer. The lower electrode includes a first metal and a second metal, the first metal including at least one selected from the group consisting of platinum (Pt), osmium (Os), rhodium (Rh) and palladium (Pd), the second metal including at least one selected from the group consisting of ruthenium (Ru) and iridium (Ir).
    Type: Application
    Filed: July 13, 2017
    Publication date: August 30, 2018
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Seong Keun KIM, Jung Joon PYEON, Cheol Jin CHO, Sangtae KIM, Doo Seok JEONG, Seung-Hyub BAEK, Chong-Yun KANG, Ji-Won CHOI, Jin-Sang KIM
  • Patent number: 10062699
    Abstract: A capacitor for a semiconductor memory element includes a lower electrode, a dielectric layer disposed on the lower electrode and including titanium oxide, and an upper electrode disposed on the dielectric layer. The lower electrode includes a first metal and a second metal, the first metal including at least one selected from the group consisting of platinum (Pt), osmium (Os), rhodium (Rh) and palladium (Pd), the second metal including at least one selected from the group consisting of ruthenium (Ru) and iridium (Jr).
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: August 28, 2018
    Assignee: Korea Institute of Science and Technology
    Inventors: Seong Keun Kim, Jung Joon Pyeon, Cheol Jin Cho, Sangtae Kim, Doo Seok Jeong, Seung-Hyub Baek, Chong-Yun Kang, Ji-Won Choi, Jin-Sang Kim