| 发明名称 |
Ceramic substrate, ceramic package for housing light emitting element |
| 摘要 |
<p>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.</p> |
| 申请公布号 |
EP1670295(B1) |
申请公布日期 |
2012.06.13 |
| 申请号 |
EP20050026495 |
申请日期 |
2005.12.05 |
| 申请人 |
NGK SPARK PLUG CO., LTD. |
发明人 |
WAKAKO, HISASHI;NAGAI, MAKOTO;UCHIDA, ATSUSHI;MORITA, MASAHITO;KIMURA, KAZUO |
| 分类号 |
H01L33/60;H01L33/48;H05K1/02;H05K3/24 |
主分类号 |
H01L33/60 |
| 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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