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发明名称
Optical semiconductor device
摘要
申请公布号
EP0420749(B1)
申请公布日期
1997.03.12
申请号
EP19900402653
申请日期
1990.09.26
申请人
FUJITSU LIMITED
发明人
SUGAWARA, MITSURU
分类号
G02F3/02;G02F1/015;G02F1/017;H01L31/0352;H01S5/00;(IPC1-7):H01L31/035
主分类号
G02F3/02
代理机构
代理人
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地址
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