专利检索 ap:("SEIKAGAKU CORPORATION") AND inv:"Iwao YAMAGUCHI" 第 1 页

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发明申请
METHOD FOR IMPROVING STORAGE STABILITY 有权

公开(公告)号：US20220105028A1

公开(公告)日：2022-04-07

申请号：US17428425

申请日：2020-02-21

申请人： SEIKAGAKU CORPORATION

发明人： Iwao YAMAGUCHI

IPC分类号： A61K9/00 , A61K31/728 , A61K47/20 , A61K47/22 , A61K9/08 , A61B17/3205

摘要： A submucosal injection material whose quality deterioration during a storage period is prevented is provided. It is a submucosal injection material, which contains hyaluronic acid, and to which a dye is added.