About OTA SHIN'YA
About 住友電気工業
About YAMAUCHI MASAAKI
About 住友電気工業
About MIZOGUCHI AKIRA
About 住友電気工業
About YOSHIDA KENGO
About 住友電工ウインテック
About TAMURA YASUSHI
About 住友電工ウインテック
About SEIテクニカルレビュー
About motor
About winding(coil)
About plastics coating
About dielectric thin film
About permittivity
About polyimide
About material
About foaming(action)
About voltage
About dielectric strength
About dielectric breakdown
About partial discharge
About low-dielectric-constant film
About foam material
About withstand voltage
About Electric wires and cables
About Plastic coating
About Motors
About 高周波
About 交流電圧
About 耐電圧
About 寿命
About 巻線