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经营范围
发明名称
Optical pickup device and objective lens used in the same
摘要
申请公布号
EP1302938(B1)
申请公布日期
2009.07.22
申请号
EP20020256945
申请日期
2002.10.08
申请人
KONICA MINOLTA OPTO, INC.
发明人
IKENAKA, KIYONO;OTA, KOHEI;ATARASHI, YUICHI
分类号
G11B7/00;G02B13/00;G11B7/135;G02B3/08
主分类号
G11B7/00
代理机构
代理人
主权项
地址
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