Who invented first pocket calculator?
Asked in Calculators
Where was the first calculator invented?
The first calculator dates back to 2700 BC with the invention of the Abacus, invented in Mesopotamia. In the 1940's and 1950's, the first mainframe computers were invented, which led towards the hand-held calculators we know today. In the mid-1960's, desktop calculators were coming to fruition, and in 1970, the first "Pocket" calculator was invented in Japan by Sanyo, called the ICC 0081.