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 "井上剛良,大江 知也 ","断熱床構造","特許","登録","国立大学法人東京工業大学, トーヨーカネツ株式会社","2018/08/20","特願2018-154158","2020/02/27","特開2020-029873","特許第7387955号","2023/11/20"