The company was formed in 1996 as a joint venture between Toyota and Panasonic , with Panasonic holding 60 % of the capital .
The company was known as Panasonic EV Energy Co until 2 June 2010 .
The company was formed in 1996 as a joint venture between Toyota and Panasonic EV Energy Co , with Panasonic EV Energy Co holding 60 % of the capital .
The company was known as Panasonic EV Energy Co until 2 June 2010 .