Patents by Inventor Tae Gyun Kwon

Tae Gyun Kwon 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).

  • Patent number: 12227672
    Abstract: A method for manufacturing a multilayer ceramic capacitor including an operation of preparing a ceramic green sheet; an operation of forming a conductive paste on the ceramic green sheet; an operation of forming a ceramic laminate by stacking a ceramic green sheet on which the conductive paste is formed; an operation of sintering the ceramic laminate; and an operation of forming an external electrode on an exterior of the ceramic laminate, wherein the conductive paste includes a first mixture including a metal powder, a dispersant, and a hydrophobic solvent and a second mixture including a hydrophilic binder and a hydrophilic solvent, the conductive paste being an emulsion in which the first mixture is dispersed in the second mixture.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: February 18, 2025
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tae Gyun Kwon, Eung Seok Lee, So Hyeon Hong, Byung Rok Ahn
  • Patent number: 12191081
    Abstract: A multilayer electronic component includes a body including a plurality of internal electrodes and a dielectric layer disposed between the plurality of internal electrodes; and an external electrode disposed on the body and connected to the plurality of internal electrodes, wherein each of the plurality of internal electrodes includes a plurality of nickel layers, and a heterogeneous material layer provided between the plurality of nickel layers.
    Type: Grant
    Filed: October 27, 2023
    Date of Patent: January 7, 2025
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Eung Seok Lee, Tae Gyun Kwon, Yun Sung Kang
  • Patent number: 12087464
    Abstract: A method for manufacturing a conductive paste includes preparing a first solution including a metal particle and a first solvent, preparing a second solvent, preparing a surfactant including a core particle and an organic material disposed on a surface of the core particle, and mixing the first solution, the second solvent, and the surfactant to form a mixed solution.
    Type: Grant
    Filed: April 15, 2022
    Date of Patent: September 10, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tae Gyun Kwon, Eung Seok Lee
  • Publication number: 20240177930
    Abstract: A dielectric slurry composition according to an embodiment of the present disclosure includes: a first solution including a hydrophobic solvent and dielectric particles; and a second solution containing a hydrophilic solvent, a hydrophilic dispersant, and a hydrophilic binder, wherein at least a portion of the first solution has an emulsion structure in the second solution.
    Type: Application
    Filed: April 5, 2023
    Publication date: May 30, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tae Gyun KWON, So Hyeon HONG, Eung Seok LEE
  • Publication number: 20240161977
    Abstract: A method of manufacturing a multilayer electronic component including: a first operation of obtaining a layer pattern constituting one layer by performing at least one of a process of forming a dielectric pattern by ejecting a ceramic ink containing a dielectric material and a photocurable resin, a process of forming an internal electrode pattern by ejecting a first metal ink containing conductive particles for internal electrodes and a photocurable resin, and a process of forming external electrode patterns by ejecting a second metal ink containing conductive particles for external electrodes and a photocurable resin; a second operation of obtaining a cured layer pattern by irradiating the layer pattern with ultraviolet light to cure the layer pattern; obtaining a laminate in which a plurality of cured layer patterns are stacked by carrying out a plurality of the first and second operations; and sintering the laminate.
    Type: Application
    Filed: February 15, 2023
    Publication date: May 16, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Eung Seok LEE, Tae Gyun KWON, So Hyeon HONG
  • Publication number: 20240055183
    Abstract: A multilayer electronic component includes a body including a plurality of internal electrodes and a dielectric layer disposed between the plurality of internal electrodes; and an external electrode disposed on the body and connected to the plurality of internal electrodes, wherein each of the plurality of internal electrodes includes a plurality of nickel layers, and a heterogeneous material layer provided between the plurality of nickel layers.
    Type: Application
    Filed: October 27, 2023
    Publication date: February 15, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Eung Seok LEE, Tae Gyun KWON, Yun Sung KANG
  • Patent number: 11837406
    Abstract: A multilayer electronic component includes a body including a plurality of internal electrodes and a dielectric layer disposed between the plurality of internal electrodes; and an external electrode disposed on the body and connected to the plurality of internal electrodes, wherein each of the plurality of internal electrodes includes a plurality of nickel layers, and a heterogeneous material layer provided between the plurality of nickel layers.
    Type: Grant
    Filed: June 2, 2022
    Date of Patent: December 5, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Eung Seok Lee, Tae Gyun Kwon, Yun Sung Kang
  • Patent number: 11809056
    Abstract: The present disclosure relates to a transmittance-variable device, a driving method thereof, a method for improving a light shielding ratio, and a use thereof. In some embodiments, a transmittance-variable device includes a transmittance-variable film capable of being switched between a transparent mode and a black mode depending on application of a voltage signal, and a power source for applying a voltage signal such that the intensity of the voltage signal decreases with time to implement the black mode, wherein the transmittance-variable film includes a first electrode substrate, an electrophoretic layer, and a second electrode substrate sequentially arranged. The transmittance-variable device can exhibit an excellent light shielding ratio in the black mode after driving with a voltage signal, and such a transmittance-variable device can be usefully used in a smart window.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: November 7, 2023
    Inventors: Young Sik Yoon, Tae Gyun Kwon, Moon Soo Park
  • Publication number: 20230253131
    Abstract: A method for manufacturing a conductive paste includes preparing a first solution including a metal particle and a first solvent, preparing a second solvent, preparing a surfactant including a core particle and an organic material disposed on a surface of the core particle, and mixing the first solution, the second solvent, and the surfactant to form a mixed solution.
    Type: Application
    Filed: April 15, 2022
    Publication date: August 10, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tae Gyun Kwon, Eung Seok Lee
  • Publication number: 20230245821
    Abstract: A multilayer electronic component includes a body including a plurality of internal electrodes and a dielectric layer disposed between the plurality of internal electrodes; and an external electrode disposed on the body and connected to the plurality of internal electrodes, wherein each of the plurality of internal electrodes includes a plurality of nickel layers, and a heterogeneous material layer provided between the plurality of nickel layers.
    Type: Application
    Filed: June 2, 2022
    Publication date: August 3, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Eung Seok LEE, Tae Gyun KWON, Yun Sung KANG
  • Publication number: 20230115369
    Abstract: A manufacturing method of a capacitor component includes: forming a dielectric green sheet and inkjet printing a conductive pattern on the dielectric green sheet. The inkjet printing the conductive pattern includes inkjet printing a base pattern on the dielectric green sheet; and inkjet printing a reinforcing pattern on at least a portion of each of both end portions of the base pattern in a width direction of the dielectric green sheet.
    Type: Application
    Filed: December 27, 2021
    Publication date: April 13, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Eung Seok Lee, Tae Gyun Kwon, So Hyeon Hong, Tae Sung Kim
  • Patent number: 11619854
    Abstract: A transmittance-variable film, a use thereof, and a smart window including the same are disclosed herein. In some embodiments, a transmittance-variable film includes a first electrode substrate, a first electrode insulating layer disposed on the first electrode substrate, an electrophoretic layer, a second electrode insulating layer, and a second electrode insulating layer disposed on the second electrode substrate, wherein the first electrode substrate, the electrophoretic layer, and the second electrode substrate are sequentially arranged, and wherein the first and second electrode insulating layers contain a fluorine-based resin. Upon repeated driving of the film between a transparent mode and a black mode, the transmittance-variable film can maintain a transmittance constant in the transparent mode and exhibit an excellent light shielding ratio in the black mode.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: April 4, 2023
    Inventors: Young Sik Yoon, Tae Gyun Kwon, Moon Soo Park
  • Publication number: 20230098422
    Abstract: A method for manufacturing a conductive paste, includes: an operation of forming a first mixture including a metal powder, a dispersant, and a hydrophobic solvent; an operation of forming a second mixture including a hydrophilic binder and a hydrophilic solvent; and an operation of forming a third mixture by mixing the first and second mixtures.
    Type: Application
    Filed: December 23, 2021
    Publication date: March 30, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tae Gyun Kwon, Eung Seok Lee, So Hyeon Hong, Byung Rok Ahn
  • Patent number: 11550199
    Abstract: A transmittance-variable device, a driving method thereof, a method for improving a light shielding ratio therein, and a use thereof are disclosed herein. In some embodiments, a transmittance-variable device includes a transmittance-variable film capable of switching between a transparent mode and a black mode depending on application of a voltage signal; and a power source for applying a voltage signal having a frequency of 30 Hz or less to implement the black mode, wherein the transmittance-variable film comprises a first electrode substrate, an electrophoretic layer, and a second electrode substrate sequentially arranged. The transmittance-variable device can exhibit an excellent light shielding ratio in the black mode after driving with a voltage signal, and such a transmittance-variable device can be usefully used in a smart window.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: January 10, 2023
    Inventors: Young Sik Yoon, Tae Gyun Kwon, Moon Soo Park
  • Patent number: 11300837
    Abstract: The present application relates to a method of applying particles, an optical film and a method of manufacturing an active liquid crystal device. In the method of applying particles of the present application, the particles can be uniformly applied on a base material and fixed while maintaining the shape of particles. The optical film of the present invention produced by the above method can have excellent particle dispersity. A method of manufacturing an active liquid crystal device using the above method can maintain a cell gap uniformly while simplifying the manufacturing process and preventing gravity defects.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: April 12, 2022
    Inventors: Su Young Ryu, Jung Woon Kim, Tae Gyun Kwon, Moon Soo Park
  • Patent number: 11117349
    Abstract: The present application relates to a conductive film and a method for preparing the same. The conductive film comprises a continuous phase; and a plurality of separate phases formed in the continuous phase. The continuous phase comprises a polymer, and the separate phase comprises conductive particles. The separate phase is distinguished from the continuous phase by an amphipathic compound. The present application can simplify the production process and reduce the production cost because drivable particles can be trapped without being subjected to a separate barrier forming process.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: September 14, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Tae Gyun Kwon, Young Sik Yoon, Moon Soo Park
  • Patent number: 10996459
    Abstract: The present invention relates to a transmittance-variable element. The transmittance-variable element of the present application may comprise two substrates each comprising an electrode, an electrophoresis layer provided between the substrates, and a plurality of wiring groups, and may control transmission regions of the element in a stripe form.
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: May 4, 2021
    Inventors: Young Sik Yoon, Tae Gyun Kwon, Moon Soo Park
  • Publication number: 20210116773
    Abstract: The present disclosure relates to a transmittance-variable device, a driving method thereof, a method for improving a light shielding ratio, and a use thereof. In some embodiments, a transmittance-variable device includes a transmittance-variable film capable of being switched between a transparent mode and a black mode depending on application of a voltage signal, and a power source for applying a voltage signal such that the intensity of the voltage signal decreases with time to implement the black mode, wherein the transmittance-variable film includes a first electrode substrate, an electrophoretic layer, and a second electrode substrate sequentially arranged. The transmittance-variable device can exhibit an excellent light shielding ratio in the black mode after driving with a voltage signal, and such a transmittance-variable device can be usefully used in a smart window.
    Type: Application
    Filed: November 2, 2018
    Publication date: April 22, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Young Sik Yoon, Tae Gyun Kwon, Moon Soo Park
  • Publication number: 20200348575
    Abstract: A transmittance-variable device, a driving method thereof, a method for improving a light shielding ratio therein, and a use thereof are disclosed herein. In some embodiments, a transmittance-variable device includes a transmittance-variable film capable of switching between a transparent mode and a black mode depending on application of a voltage signal; and a power source for applying a voltage signal having a frequency of 30 Hz or less to implement the black mode, wherein the transmittance-variable film comprises a first electrode substrate, an electrophoretic layer, and a second electrode substrate sequentially arranged. The transmittance-variable device can exhibit an excellent light shielding ratio in the black mode after driving with a voltage signal, and such a transmittance-variable device can be usefully used in a smart window.
    Type: Application
    Filed: November 2, 2018
    Publication date: November 5, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Young Sik Yoon, Tae Gyun Kwon, Moon Soo Park
  • Publication number: 20200326604
    Abstract: A transmittance-variable film, a use thereof, and a smart window including the same are disclosed herein. In some embodiments, a transmittance-variable film includes a first electrode substrate, a first electrode insulating layer disposed on the first electrode substrate, an electrophoretic layer, a second electrode insulating layer, and a second electrode insulating layer disposed on the second electrode substrate, wherein the first electrode substrate, the electrophoretic layer, and the second electrode substrate are sequentially arranged, and wherein the first and second electrode insulating layers contain a fluorine-based resin. Upon repeated driving of the film between a transparent mode and a black mode, the transmittance-variable film can maintain a transmittance constant in the transparent mode and exhibit an excellent light shielding ratio in the black mode.
    Type: Application
    Filed: November 2, 2018
    Publication date: October 15, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Young Sik Yoon, Tae Gyun Kwon, Moon Soo Park