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Computer History

Timeline

InventorInventions-date
Blaise Pascal Pascaline-1642
Gotfried Wilhelm von Leibniz Stepped Reckoner - 1670
Charles Babbage Difference machine (similar to a calculator) - 1842
Herman Hollerith Tabulating machine-1890
John Mauchly and J. Presper Eckert Worked on ENIAC (Electronical Numerical Integreation and Calculator - 1946
Alan Turing The Enigma - 1930-1940's
Jon Von Neumann EDVAC (Electronic Discrete Variable Automatic Computer) 1947
William Shockley, John Bardeen, Walter Brittain Transistor- 1947
Jack Kilby First integrated Circuit- 1958
William Gates III Founder of Microsoft Corporation- 1975
Paul Allen Co-founder of Microsoft Corporation- 1975
Thomas and John Knoll Creators of Adobe Photoshop- 1988
Adam Fischer, Peter Halacsy, Peter Arvai Prezi-
Grace Murray Hopper COBOL- 1960
John Atanasof and Clifford Berry First digital computer- 1939
Howard Aiken Mark 1- 1944