Small electronic component, electronic circuit board, and method of manufacturing small electronic component

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United States of America Patent

PATENT NO 10617006
APP PUB NO 20170034915A1
SERIAL NO

15208906

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Provided are a small electronic component including: a magnetic core including at least a columnar core part; a winding coil arranged so as to surround an outer peripheral surface side of the columnar core part and formed by winding a winding wire; and a magnetic cover part formed so as to cover at least part of the magnetic core and the winding coil while following at least part of shapes of the magnetic core and the winding coil through use of a magnetic material containing a mixture of a phosphoric acid ester-based surfactant, magnetic powder, and a resin, an electronic circuit board using the small electronic component, and a method of manufacturing a small electronic component.

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Patent Owner(s)

Patent OwnerAddress
SUMIDA CORPORATIONTOKYO 104-0042

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawarai, Mitsugu Natori, JP 36 370
Otsuka, Tsutomu Natori, JP 42 186
Takahashi, Motomi Natori, JP 8 51
Uchikoba, Fumio Tokyo, JP 24 403

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