Patents by Inventor Jong Rock LEE

Jong Rock 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).

  • Patent number: 12518910
    Abstract: A coil component includes: a body containing magnetic metal particles and an insulating resin; a coil portion disposed in the body; and first and second external electrodes disposed on the body while being spaced apart from each other and connected to opposite end portions of the coil portion, respectively, wherein a surface of the body has first and second regions in which the first and second external electrodes are disposed, respectively, and a third region in which the first and second external electrodes are not disposed, some of the magnetic metal particles are exposed to the third region of the body, and a monomolecular organic material having a hydrophobic portion is disposed at an exposed surface of the magnetic metal particle exposed to the third region of the body.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: January 6, 2026
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jong Rock Lee, Mi Geum Kim
  • Patent number: 12444541
    Abstract: A multilayer electronic component, may include: a body including a dielectric layer and internal electrodes; and an external electrode disposed on the body, in which a lattice-type groove shape having a plurality of grooves arranged in a lattice form may be formed in at least a portion of a surface of the body.
    Type: Grant
    Filed: August 17, 2023
    Date of Patent: October 14, 2025
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chung Yeol Lee, Jun Il Kang, Hee Jung Jung, Jong Rock Lee, Cheong Kim, Hiroki Okada
  • Patent number: 12400795
    Abstract: A multilayer electronic component includes a body including a dielectric layer and an internal electrode; and an external electrode including a base electrode layer disposed on the body and including a first metal element, and an alloy layer and a plating layer, sequentially disposed on the base electrode layer. The alloy layer includes a first alloy layer disposed to contact the base electrode layer and including an alloy of the first metal element and Sn, and a second alloy layer disposed to contact the first alloy layer and including an alloy of Ni and Sn, and the plating layer includes an Ni plating layer disposed to contact the second alloy layer.
    Type: Grant
    Filed: July 14, 2023
    Date of Patent: August 26, 2025
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chung Yeol Lee, Cheong Kim, Jong Rock Lee, Jun Il Kang, Hiroki Okada, Hee Jung Jung
  • Patent number: 12272497
    Abstract: A multilayer electronic component according to an embodiment of the present disclosure includes a body including a dielectric layer and internal electrodes; and an external electrode disposed on the body and including an electrode plating layer disposed to at least partially contact the internal electrodes, and a plating layer disposed on the electrode plating layer. The electrode plating layer may include a plurality of first crystal grains having a major axis of 0.2 ?m or more, and the plurality of first crystal grains may have an average ratio of a major diameter to a minor axis to 1:1 to 3:1.
    Type: Grant
    Filed: April 25, 2023
    Date of Patent: April 8, 2025
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hee Jung Jung, Jun Il Kang, Jong Rock Lee, Chung Yeol Lee, Cheong Kim, Jin Hyung Lim, Hiroki Okada
  • Publication number: 20240331946
    Abstract: A multilayer electronic component, may include: a body including a dielectric layer and internal electrodes; and an external electrode disposed on the body, in which a lattice-type groove shape having a plurality of grooves arranged in a lattice form may be formed in at least a portion of a surface of the body.
    Type: Application
    Filed: August 17, 2023
    Publication date: October 3, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chung Yeol LEE, Jun Il KANG, Hee Jung JUNG, Jong Rock LEE, Cheong KIM, Hiroki OKADA
  • Publication number: 20240312714
    Abstract: A multilayer electronic component includes a body including a dielectric layer and an internal electrode; and an external electrode including a base electrode layer disposed on the body and including a first metal element, and an alloy layer and a plating layer, sequentially disposed on the base electrode layer. The alloy layer includes a first alloy layer disposed to contact the base electrode layer and including an alloy of the first metal element and Sn, and a second alloy layer disposed to contact the first alloy layer and including an alloy of Ni and Sn, and the plating layer includes an Ni plating layer disposed to contact the second alloy layer.
    Type: Application
    Filed: July 14, 2023
    Publication date: September 19, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chung Yeol Lee, Cheong Kim, Jong Rock Lee, Jun Il Kang, Hiroki Okada, Hee Jung Jung
  • Publication number: 20240212936
    Abstract: A multilayer electronic component according to an embodiment of the present disclosure includes a body including a dielectric layer and internal electrodes; and an external electrode disposed on the body and including an electrode plating layer disposed to at least partially contact the internal electrodes, and a plating layer disposed on the electrode plating layer. The electrode plating layer may include a plurality of first crystal grains having a major axis of 0.2 ?m or more, and the plurality of first crystal grains may have an average ratio of a major diameter to a minor axis to 1:1 to 3:1.
    Type: Application
    Filed: April 25, 2023
    Publication date: June 27, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hee Jung Jung, Jun II Kang, Jong Rock Lee, Chung Yeol Lee, Cheong Kim, Jin Hyung Lim, Hiroki Okada
  • Publication number: 20240212935
    Abstract: A multilayer electronic component according to an example embodiment of the present disclosure may include a body including a dielectric layer and internal electrodes alternately arranged in a first direction with the dielectric layer between the internal electrodes, and including first and second surfaces opposing each other in the first direction, third and fourth surfaces connected to the first and second surfaces and opposing each other in a second direction, and fifth and sixth surfaces connected to the first to fourth surfaces and opposing each other in a third direction; external electrodes disposed on the body; and a first inorganic material, including at least one inorganic material among sulfur (S) and fluorine (F), disposed in at least a portion between the body and the external electrodes.
    Type: Application
    Filed: March 22, 2023
    Publication date: June 27, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hiroki OKADA, Jong Rock LEE, Jun Il KANG, Hee Jung JUNG, Chung Yeol LEE, Cheong KIM
  • Publication number: 20230014633
    Abstract: A coil component includes: a body containing magnetic metal particles and an insulating resin; a coil portion disposed in the body; and first and second external electrodes disposed on the body while being spaced apart from each other and connected to opposite end portions of the coil portion, respectively, wherein a surface of the body has first and second regions in which the first and second external electrodes are disposed, respectively, and a third region in which the first and second external electrodes are not disposed, some of the magnetic metal particles are exposed to the third region of the body, and a monomolecular organic material having a hydrophobic portion is disposed at an exposed surface of the magnetic metal particle exposed to the third region of the body.
    Type: Application
    Filed: June 24, 2022
    Publication date: January 19, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jong Rock LEE, Mi Geum KIM
  • Publication number: 20130258546
    Abstract: There are provided a multilayer ceramic electronic component and a fabrication method thereof. The multilayer ceramic component includes a ceramic main body in which internal electrodes and dielectric layers are alternately laminated; external electrodes formed on outer surfaces of the ceramic main body; intermediate layers formed on the external electrodes and including one or more selected from the group consisting of nickel, copper, and a nickel-copper alloy; and plating layers formed on the intermediate layers, whereby infiltration of a plating solution can be prevented.
    Type: Application
    Filed: March 14, 2013
    Publication date: October 3, 2013
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chan Kong KIM, Jin Yung RYU, Jun AH, Yong Joon KO, Woo Kyung SUNG, Jong Rock LEE