Background
Tsutomu Shimada was born in 1893.
Tsutomu Shimada was born in 1893.
In 1916 entered Kawakita Seisakujo (Manufactory) Company. Later studied in Europe and America.
Became representative of Chiio Denki Kaisha (Central Electricity Company) (since 1933) and managing director of Nihon Denki Heiki Kaisha (Nihon Electric Weapon Manufacturing Company).
Appointed managing director and chief of Osaka Plant of Nihon Electric Precision Apparatus Manufacturing Company and became president of Nihon Denki Seiki Kaisha (Nihon Electric Precision Apparatus Manufacturing Company) (since 1951) and director of Denki Kogyokai (Electrical Industry Society).