Optical wavelength multiplexing and demultiplexing device for multiplexing or demultiplexing light having a plurality of modes and photodetector using the same,申请号EP19940109658-传众专利搜索

发明名称	Optical wavelength multiplexing and demultiplexing device for multiplexing or demultiplexing light having a plurality of modes and photodetector using the same
摘要
申请公布号	EP0632300(B1)	申请公布日期	2001.02.14
申请号	EP19940109658	申请日期	1994.06.22
申请人	CANON KABUSHIKI KAISHA	发明人	TAKEUCHI, SHINSUKE
分类号	G02B6/124;G02B6/122;G02B6/12;G02B6/14;G02B6/28;G02B6/34;H01L31/0236;H01L31/0352;(IPC1-7):G02B6/34	主分类号	G02B6/124
代理机构		代理人
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