In 1957, four Kasio brothers signed their first contract to sell the world’s first compact all-electric calculator, the “Casio 14-A.
Since then the company has led the way by creating numerous new technologies and world-first products, such as programmable electronic desktop calculator “AL-1000” (1967), personal calculator “Casio Mini” (1972) and graphing calculator with three-color display “CFX-9800G” (1995).
In 2006 cumulative worldwide calculator sales exceeded one billion units, making Casio indisputable leader of calculator industry
