Ceramic electronic device

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United States of America Patent

PATENT NO 11710599
APP PUB NO 20220285095A1
SERIAL NO

17684944

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A ceramic electronic device includes an element body and an external electrode. The element body is formed by laminating a ceramic layer and an internal electrode layer. The external electrode is electrically connected to at least one end of the internal electrode layer. The external electrode includes a baked electrode layer. The baked electrode layer includes a first region and a second region. The first region is contacted with an end surface of the element body and located near a joint boundary with the element body. The second region is located outside the first region and constituting an outer surface of the baked electrode layer. The first region includes a first glass having a predetermined composition. The second region includes a second glass having a predetermined composition.

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Patent Owner(s)

  • 501 TDK CORPORATION

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Iguchi, Toshihiro Tokyo, JP 60 155
Namiki, Ryota Tokyo, JP 11 7
Okui, Yasuhiro Tokyo, JP 5 10
Sueda, Yuichiro Tokyo, JP 13 14
Watanabe, Atsushi Tokyo, JP 466 6804

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