Patents by Inventor Tae-kyung Lee

Tae-kyung 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: 20250230356
    Abstract: A thinner composition includes a multifunctional carboxylic acid compound, a first organic solvent having a dielectric constant of 35 or more, and a second organic solvent having a dielectric constant of less than 35. When including organic solvents having different dielectric constants together and the multifunctional carboxylic acid compound, an amount of the photoresist used may be reduced and thickness uniformity of the photosensitive film may be implemented.
    Type: Application
    Filed: January 14, 2025
    Publication date: July 17, 2025
    Inventors: TAE KYUNG LEE, JEONG HYUN KIM, SO MIN LEE, JI MIN CHUN, HAN WOO PARK
  • Publication number: 20250218674
    Abstract: A multilayered capacitor according to present disclosure includes a dielectric layer including an aluminum nitride (AlN)-based compound, the aluminum nitride-based compound includes AlN, or a doped AlN compound in which AlN is doped with Ni, Co, Mn, Cr, V, Zn, Re, Ta, Nb, Ti, Zr, Mg, Sc, Er, Y, La, or a combination thereof, and a crystal orientation of the aluminum nitride-based compound is a c-axis crystal orientation.
    Type: Application
    Filed: August 26, 2024
    Publication date: July 3, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tae Kyung Lee, Jehong Kyoung, Sung-Min Cho, Taejoon Park, Sehun Park, Moonchul Lee, Joung Hun Kim
  • Publication number: 20250218673
    Abstract: A multilayered capacitor according to present disclosure includes a dielectric layer including an aluminum nitride (AlN)-based compound, the aluminum nitride-based compound includes AlN, or a doped AlN compound in which AlN is doped with Ni, Co, Mn, Cr, V, Zn, Re, Ta, Nb, Ti, Zr, Mg, Sc, Er, Y, La, or a combination thereof, and a crystal orientation of the aluminum nitride-based compound is a c-axis crystal orientation.
    Type: Application
    Filed: May 17, 2024
    Publication date: July 3, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tae Kyung Lee, Jehong Kyoung, Sung-Min Cho, Taejoon Park, Sehun Park, Moonchul Lee, Joung Hun Kim
  • Publication number: 20250203775
    Abstract: A printed circuit board and a method of manufacturing the same. The printed circuit board includes: a first insulating layer; and a plurality of first metal patterns disposed on the first insulating layer, wherein the first insulating layer has at least one recessed portion, the recessed portion is disposed between the plurality of first metal patterns, and each of the plurality of first metal patterns includes a first seed metal layer disposed on the first insulating layer, a second seed metal layer disposed on the first seed metal layer, and a metal pattern layer disposed on the second seed metal layer.
    Type: Application
    Filed: September 24, 2024
    Publication date: June 19, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sang Kee YOON, Yong Suk KIM, Kwang Su KIM, Joung Hun KIM, Tae Kyung LEE, Jin Uk LEE
  • Publication number: 20250160398
    Abstract: An aerosol-generating system according to various embodiments includes: an aerosol-generating article including a medium segment; and an aerosol-generating device, wherein the aerosol-generating article further includes: a first filter segment arranged at the upstream of the medium segment; and a second filter segment arranged at the downstream of the medium segment, and nicotine may be adsorbed to at least one of the first filter segment and the second filter segment.
    Type: Application
    Filed: March 2, 2023
    Publication date: May 22, 2025
    Applicant: KT&G CORPORATION
    Inventors: Tae Kyung LEE, Chan Min KWON, Tae Kyun KIM, Insu PARK, Mi Jeong LEE, John Tae LEE
  • Publication number: 20250151805
    Abstract: An aerosol-generating article according to various embodiments includes a first segment and a second segment disposed downstream of the first segment, wherein nicotine is adsorbed on the first segment and the second segment, and the amount of nicotine adsorbed per unit length of the first segment may be equal to or greater than the amount of nicotine adsorbed per unit length of the second segment.
    Type: Application
    Filed: March 16, 2023
    Publication date: May 15, 2025
    Applicant: KT&G CORPORATION
    Inventors: Chan Min KWON, Tae Kyun KIM, Insu PARK, Mi Jeong LEE, Tae Kyung LEE, John Tae LEE
  • Patent number: 12258282
    Abstract: A method for producing a nickel sulfate solution includes a leaching step of leaching a nickel cathode in sulfuric acid under a high temperature and a high pressure to produce a leachate, a neutralization step of neutralizing the leachate produced in the leaching step to produce a neutralized solution, and a filtration step of filtering the neutralized solution produced in the neutralization step to produce a filtrate.
    Type: Grant
    Filed: September 22, 2023
    Date of Patent: March 25, 2025
    Assignees: KOREA ZINC CO., LTD., KEMCO
    Inventors: Heon Sik Choi, Jae Hoon Joo, Tae Kyung Lee
  • Publication number: 20250054959
    Abstract: An embodiment provides: a negative electrode active material for a lithium secondary battery, wherein the negative electrode active material has silicon nanoparticles distributed in a silicon alloy and contains a Si—Al—Ni—B composition; and a method for producing same. Accordingly, a negative electrode active material for a lithium secondary battery can be provided, wherein the negative electrode active material has a controlled volume expansion rate and excellent electrical properties.
    Type: Application
    Filed: November 17, 2021
    Publication date: February 13, 2025
    Inventors: Tae Kyung LEE, Seung Nam YANG, Nam Kyu CHOI
  • Publication number: 20250024601
    Abstract: A printed circuit board includes a substrate portion including a first insulating layer, and a first wiring layer disposed on or in the first insulating layer, and a connection structure disposed on or in the substrate portion, the connection structure including a plurality of first dielectric layers, first and second metal layers respectively disposed on the plurality of first dielectric layers, a second insulating layer disposed on the plurality of first dielectric layers, and a second wiring layer disposed on the second insulating layer. Each of the plurality of first dielectric layers includes an organic material. A distance between the first metal layer and the second metal layer is less than a distance between the first metal layer and the second wiring layer.
    Type: Application
    Filed: May 7, 2024
    Publication date: January 16, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Uk Lee, Tae Kyung Lee, Kee Ju Um, Min Gyu Park, Young Hun You
  • Publication number: 20250004177
    Abstract: A lens includes a lens portion; a multilayer anti-reflective (AR) coating layer, including either one or both of a low refractive index layer and a high refractive index layer, disposed on one surface of the lens portion; and a water-repellent layer, including a water repellent, disposed on one surface of the multilayer AR coating layer. Either one or both of the low refractive index layer and the high refractive index layer are formed of a nitride-based material with a band gap greater than 3.1 eV.
    Type: Application
    Filed: February 13, 2024
    Publication date: January 2, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tae Kyung LEE, Je Hong KYOUNG, Yong Suk KIM, Joung Hun KIM, Byung Ju KIM, Jung Ho LEE, Na Yi KANG
  • Publication number: 20240364299
    Abstract: A bulk acoustic resonator includes an active region in which a first electrode disposed on a substrate, a piezoelectric layer disposed on the first electrode in a height direction, and a second electrode disposed on the piezoelectric layer in the height direction overlap each other in the height direction; a peripheral region in which the first electrode or the second electrode extends outwardly from the active region so that the first electrode and the second electrode do not overlap each other in the height direction in the peripheral region; and an auxiliary layer disposed in the peripheral region, wherein a first cutoff frequency of the active region is substantially equal to a second cutoff frequency of the peripheral region.
    Type: Application
    Filed: March 18, 2024
    Publication date: October 31, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jong Woon KIM, Jeonga KIM, Jeong Hoon RYOU, Won HAN, Sang Uk SON, Tae Kyung LEE
  • Publication number: 20240286921
    Abstract: A method for producing a nickel sulfate solution includes a leaching step of leaching a nickel cathode in sulfuric acid under a high temperature and a high pressure to produce a leachate, a neutralization step of neutralizing the leachate produced in the leaching step to produce a neutralized solution, and a filtration step of filtering the neutralized solution produced in the neutralization step to produce a filtrate.
    Type: Application
    Filed: March 31, 2023
    Publication date: August 29, 2024
    Inventors: Heon Sik CHOI, Jae Hoon JOO, Tae Kyung LEE
  • Publication number: 20240264334
    Abstract: A lens includes a lens unit, an intermediate layer disposed on one surface of the lens unit, a first coating layer including a UV improving additive and disposed on one surface of the intermediate layer, and a second coating layer including a water repellent and disposed on one surface of the first coating layer.
    Type: Application
    Filed: January 8, 2024
    Publication date: August 8, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Ju KIM, Na Yi KANG, Tae Kyung LEE
  • Publication number: 20240228321
    Abstract: A method for producing a nickel sulfate solution includes a leaching step of leaching a nickel cathode in sulfuric acid under a high temperature and a high pressure to produce a leachate, a neutralization step of neutralizing the leachate produced in the leaching step to produce a neutralized solution, and a filtration step of filtering the neutralized solution produced in the neutralization step to produce a filtrate.
    Type: Application
    Filed: September 22, 2023
    Publication date: July 11, 2024
    Inventors: Heon Sik CHOI, Jae Hoon JOO, Tae Kyung LEE
  • Patent number: 12028045
    Abstract: A bulk acoustic resonator filter includes: a series bulk acoustic resonator electrically connected, in series, between first and second ports through which a radio frequency (RF) signal passes; a second shunt bulk acoustic resonator, electrically shunt connected between the series bulk acoustic resonator and a ground and having a resonance frequency lower than that of the series bulk acoustic resonator; and a first shunt bulk acoustic resonator electrically connected to the second shunt bulk acoustic resonator in series and having a resonance frequency higher than that of the second shunt bulk acoustic resonator. One or both of the series bulk acoustic resonator and the first shunt bulk acoustic resonator includes a first electrode disposed above a substrate; a piezoelectric layer disposed on the first electrode; a second electrode disposed on the piezoelectric layer; and a trench formed in an upper surface or above the second electrode and recessed downwardly.
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: July 2, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Tae Kyung Lee, Chan Hee Park, Jae Goon Aum
  • Publication number: 20240210596
    Abstract: A lens includes a lens unit; an anti-reflective (AR) coating layer, disposed on one surface of the lens unit, including a first coating layer and a second coating layer alternately stacked one or more times, wherein a refractive index of the first coating layer is different from a refractive index of the second coating layer; and an intermediate layer, disposed between the lens unit and the AR coating layer, is formed of a same material as the first coating layer or the second coating layer. The intermediate layer is disposed on the lens unit by chemical vapor deposition (CVD).
    Type: Application
    Filed: November 16, 2023
    Publication date: June 27, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Woo YI, Sung Jun LEE, Tae Kyung LEE, Sung Sun KIM, Young Kyo JUNG
  • Publication number: 20240188624
    Abstract: An aerosol generating article includes: a first segment arranged at an upstream end inserted into an aerosol generating device; a second segment arranged at a downstream end of the first segment; a cooler arranged at a downstream end of the second segment and including a cooling element; and a filter arranged at a downstream end of the cooler and including a filter element, wherein the first segment includes a paper sheet impregnated with a first liquid composition, the second segment includes a paper sheet impregnated with a second liquid composition, each of the first liquid composition and the second liquid composition includes at least one of a tobacco material, a moisturizer, and a flavor material, and the first liquid composition and the second liquid composition have different compositions from each other.
    Type: Application
    Filed: October 18, 2021
    Publication date: June 13, 2024
    Applicant: KT&G CORPORATION
    Inventors: Tae Kyung LEE, Chan Min KWON, Sun Hwan JUNG
  • Publication number: 20240124077
    Abstract: A vehicle configured for container-swapping, includes: a main frame including a pair of drive modules spaced in a forward/backward direction of the vehicle, and a connecting portion extending in the forward/backward direction of the vehicle to connect the pair of drive modules so that a coupling space is formed therebetween; a container module selectively inserted into the coupling space of the main frame; and a coupling portion configured to couple the main frame and the container to each other while the container module is inserted into the coupling space of the main frame, wherein a driving portion operates and moves the main frame so that the container module is inserted into the coupling space of the main frame.
    Type: Application
    Filed: May 8, 2023
    Publication date: April 18, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Dong Eun CHA, Han Sam KIM, Tae Kyung LEE, Dae Hee LEE, Jin Ho HWANG, Jun Gu LEE, Sang Heon LEE
  • Publication number: 20240108059
    Abstract: An aerosol generating article includes: a first segment impregnated with a first liquid composition; a second segment impregnated with a second liquid composition that is different from the first liquid composition; a cooler configured to cool aerosol by allowing the aerosol, generated from the first segment or the second segment, to pass through the cooler; and a filter configured to filter the aerosol by allowing the aerosol having passed through the cooler to pass through the filter, wherein at least a portion of the filter is recessed to thereby form a cavity in the filter.
    Type: Application
    Filed: October 18, 2021
    Publication date: April 4, 2024
    Applicant: KT&G CORPORATION
    Inventors: Tae Kyung LEE, Chan Min KWON, Sun Hwan JUNG
  • Publication number: 20240080011
    Abstract: A bulk-acoustic wave (BAW) resonator includes a central portion in which a first electrode, a piezoelectric layer, and a second electrode are sequentially stacked on a substrate, and an extension portion extending externally from the central portion, and an insertion layer and a loss prevention film are disposed in the extension portion between the substrate and the second electrode. The loss prevention film is formed to have a thickness of 50 ? to 500 ?. The insertion layer is stacked on the loss prevention film, and has a side surface opposing the central portion, the side surface is formed as a first inclined surface having a first inclination angle. The loss prevention film has a side surface opposing the central portion, the side surface is formed as a second inclined surface having a second inclination angle. The second inclination angle is formed to be greater than the first inclination angle.
    Type: Application
    Filed: February 22, 2023
    Publication date: March 7, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Moon Chul LEE, Jae Hyoung GIL, Kwang Su KIM, Sung Jun LEE, Yong Suk KIM, Dong Hyun PARK, Tae Kyung LEE