1939 - Tanaka Seisakushu (Tanaka Engineering Works) and Hakunetsushu (later Tokyo Denki, Tokyo Electric) merge to create new company called Tokyo Shibaura Denki (Tokyo Shibaura Electrical). Worked as an electronics and electrical equipment manufacturer. Company nicknamed ‘Toshiba’.

1978 – official name changed to Toshiba Corporation. Later, the company diversified into power generation, computing and computer goods.