| 发明名称 |
Ceramic substrate, ceramic package for housing light emitting element |
| 摘要 |
A ceramic substrate comprising a metallic layer on its surface, wherein said metallic layer includes: a silver layer containing silver; a gold layer containing gold; and a nickel layer containing nickel, in this order from an outermost layer of said metallic layer.
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| 申请公布号 |
US7648775(B2) |
申请公布日期 |
2010.01.19 |
| 申请号 |
US20050291965 |
申请日期 |
2005.12.02 |
| 申请人 |
NGK SPARK PLUG CO., LTD. |
发明人 |
WAKAKO HISASHI;NAGAI MAKOTO;UCHIDA ATSUSHI;MORITA MASAHITO;KIMURA KAZUO |
| 分类号 |
B32B15/00;H01L33/48;H01L33/60 |
主分类号 |
B32B15/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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