Light emitting device | Patent Publication Number 20020043663

US 20020043663 A1
Patent NumberUS 06489638 B2
Application Number9885469
Filled DateJun 20, 2001
Priority DateJun 20, 2001
Publication DateApr 18, 2002
Original AssigneeSemiconductor Energy Laboratory
Current AssigneeSemiconductor Energy Laboratory
Inventor/ApplicantsShunpei Yamazaki
Satoshi Seo
Satoshi Seo
Shunpei Yamazaki
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