Patents by Inventor Joon Yeob Cho

Joon Yeob Cho 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).

  • MULTILAYERED CAPACITOR AND MANUFACTURING METHOD THEREOF
    Publication number: 20240274358
    Abstract: A multilayered capacitor that includes a capacitor body including a dielectric layer and an internal electrode, an external electrode disposed outside the capacitor body, and a thin film disposed on a surface of the capacitor body and including barium zirconium titanate. The barium zirconium titanate includes zirconium in an amount of about 10 parts by mole to about 50 parts by mole based on about 100 parts by mole of titanium.
    Type: Application
    Filed: November 28, 2023
    Publication date: August 15, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kimyoung Yun, Joon Yeob Cho, Ahyoung Shin, Myunghwa Choi, Hyeonju Yang
  • Multilayer capacitor including dielectric layer with grains having pores
    Patent number: 11776745
    Abstract: A multilayer capacitor includes a body including a dielectric layer and internal electrodes; and an external electrode disposed on the body to be connected to the internal electrode, wherein the dielectric layer includes a plurality of grains having a core-shell structure having a pore in a core, and the dielectric layer includes 20% to 40% of grains having two or less pores, among the plurality of grains.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: October 3, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ki Myoung Yun, Joon Yeob Cho
  • MULTILAYER CAPACITOR
    Publication number: 20220157527
    Abstract: A multilayer capacitor includes a body including a dielectric layer and internal electrodes; and an external electrode disposed on the body to be connected to the internal electrode, wherein the dielectric layer includes a plurality of grains having a core-shell structure having a pore in a core, and the dielectric layer includes 20% to 40% of grains having two or less pores, among the plurality of grains.
    Type: Application
    Filed: August 20, 2021
    Publication date: May 19, 2022
    Inventors: Ki Myoung YUN, Joon Yeob CHO
  • Multi-layered capacitor and circuit board mounted with multi-layered capacitor
    Patent number: 9368280
    Abstract: Disclosed herein is a multi-layered capacitor, including: an element formed by alternately multi-layering a dielectric layer and an internal electrode; and external terminals disposed at both ends of the element, wherein the dielectric layer disposed at an upper end U and a lower end L of the element is formed of a paraelectric material and the dielectric layer disposed at a central part C of the element is formed of a ferroelectric material.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: June 14, 2016
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Min Cheol Park, Young Ghyu Ahn, Sang Soo Park, Joon Yeob Cho
  • MULTI-LAYERED CAPACITOR AND CIRCUIT BOARD MOUNTED WITH MULTI-LAYERED CAPACITOR
    Publication number: 20140196937
    Abstract: Disclosed herein is a multi-layered capacitor, including: an element formed by alternately multi-layering a dielectric layer and an internal electrode; and external terminals disposed at both ends of the element, wherein the dielectric layer disposed at an upper end U and a lower end L of the element is formed of a paraelectric material and the dielectric layer disposed at a central part C of the element is formed of a ferroelectric material.
    Type: Application
    Filed: November 8, 2013
    Publication date: July 17, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Min Cheol PARK, Young Ghyu AHN, Sang Soo PARK, Joon Yeob CHO
  • Dielectric ceramic composition and multilayer ceramic capacitor having the same
    Patent number: 8164880
    Abstract: There is provided a dielectric ceramic composition including a base powder expressed by a composition formula of Bam(Ti1-xZrx)O3, where 0.995?m?1.010 and 0<x?0.10, and first to fifth accessory components, and a multilayer ceramic capacitor having the same. The multilayer ceramic capacitor having the dielectric ceramic composition has a high dielectric constant and superior high-temperature reliability.
    Type: Grant
    Filed: August 19, 2010
    Date of Patent: April 24, 2012
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sung Hyung Kang, Kang Heon Hur, Sang Hoon Kwon, Joon Yeob Cho, Sang Hyuk Kim
  • DIELECTRIC CERAMIC COMPOSITION AND MULTILAYER CERAMIC CAPACITOR HAVING THE SAME
    Publication number: 20110157769
    Abstract: There is provided a dielectric ceramic composition including a base powder expressed by a composition formula of Bam(Ti1-xZrx)O3, where 0.995?m?1.010 and 0<x?0.10, and first to fifth accessory components, and a multilayer ceramic capacitor having the same. The multilayer ceramic capacitor having the dielectric ceramic composition has a high dielectric constant and superior high-temperature reliability.
    Type: Application
    Filed: August 19, 2010
    Publication date: June 30, 2011
    Inventors: Sung Hyung KANG, Kang Heon Hur, Sang Hoon Kwon, Joon Yeob Cho, Sang Hyuk Kim