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Title
ｐ-ｉ-ｎ型円偏光変調発光半導体素子及びレーザ素子 
Author
Hiro MUNEKATA, Tsuyoshi Kondo.  
Kind
Patent 
Status
Registered 
Applicant
国立大学法人東京工業大学.  
Filing Date
2005/01/27
Application Number
特願2005-020427
Unexamined Application Date
2006/08/10
Publication Number
特開2006-210626
Registration Date
2011/09/16
Registration Number
特許第4820980号

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