Patents Examined by Malcom Barnes
  • Patent number: 11037721
    Abstract: A power inductor includes a substrate having a through hole in a central portion thereof; a first internal coil pattern and a second internal coil pattern each having a spiral shape and provided on opposite surfaces of the substrate outwardly of the through hole; a magnetic body enclosing the substrate on which the first internal coil pattern and the second internal coil pattern are provided, end portions of the first internal coil pattern and the second internal coil pattern being exposed to opposite end surfaces thereof; a first external electrode and a second external electrode provided on the opposite end surfaces of the magnetic body to be connected to the end portions of the first internal coil pattern and the second internal coil pattern, respectively; and an anti-plating layer covering the magnetic body between the first external electrode and the second external electrode.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: June 15, 2021
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Youn Kyu Choi, Hea Ah Kim, Jae Yeol Choi
  • Patent number: 10854364
    Abstract: A coil component includes a magnetic portion that includes metal particles and a resin material, a coil conductor embedded in the magnetic portion and having a core portion, and outer electrodes electrically connected to the coil conductor. The magnetic portion includes a magnetic outer coating and a magnetic base having a protrusion portion. The coil conductor is disposed on the magnetic base such that the protrusion portion is located in the core portion. The magnetic outer coating is disposed so as to cover the coil conductor, and the bottom surface of the magnetic base includes a recessed portion in an area opposite to the protrusion portion.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: December 1, 2020
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Gota Shinohara, Takuya Ishida