About HOSOKAWA NOBORU
About 三菱電機
About MORIGUCHI MASUMI
About 高岳製作所
About OKUBO HITOSHI
About OGAWA YOSHIHARU
About 明電舎
About KAWAI YOSHIKAZU
About 愛知電機
About KUMAI TOSHIYA
About 中部電力
About KUWATA MINORU
About 日新電機
About KOBAYASHI TAKAYUKI
About 東京電力
About YAMADA SHIN
About 電気学会技術報告
About insulation degradation
About Transformers
About 変圧器
About 現状
About 動向