発明者,発明の名称,種別,状態,出願人,出願日,出願番号,公開日,公開番号,登録日,登録番号
"宗片比呂夫,田中　健一郎,近藤剛","ｐ-ｉ-ｎ型円偏光変調発光半導体素子及びレーザ素子","特許","登録","国立大学法人東京工業大学","2005/01/27","特願2005-020427","2006/08/10","特開2006-210626","特許第4820980号","2011/09/16"