About UCHIDA YOSHIO
About 住友化学工業 筑波研
About KUROTOBI YOSHIKI
About 住友化学工業 筑波研
About WATANABE HISASHI
About 住友化学工業 愛媛工場
About TANAKA SHIN'ICHIRO
About 住友化学工業
About application development
About Materials of solid-state devices
About Fillers,reinforcement
About Ceramics and ceramic whiteware in general
About 電子
About コランダム
About 用途
About 開発