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Computer History


InventorInvention/ date
Blaise Plascal, 1623-1662 Mechanical calculating device, Pascaline- 1462
Gottfried Wihelm von Leibniz, 1646-1716 Stepped Reckoner -1670
Charles Babbage 1792-1871 Analytical engine-calculating machine -1842
Herman Hollerith, 1860-1929 Tabulating machine 1890
John Atanasoff 1903-1959 Clifford Berry 1918-1953 Atanasoff-Berry computer 1939
Howard H. Aiken Mark 1 1944
John Mauchly 1907-1980 J. Presper Eckert 1919-1959 Electronic Numerical Integration and Calculator -1946
Alan Turing 1912- 1954 Turing machine, The Enigma - late 1930s n 1940s
Jon von Neumann 1903-1957 Electronic Discrete Variable Automatic Computer- 1947
William Shockley John Bardeen Walter Brittain Transistor- 1947
Grace Murray Hopper 1906-1992 Common Business Oriented Language- 1960
Jack Kilby 1923-2005 1st Integrated Circuit- 1958 1st hand held calculator
William Gates III 1951 Microsoft- 1958
Paul Allen 1953 Microsoft- 1958
Thomas Knoll John Knoll Adobe Photoshop 1988
Adam Fischer Peter Halacsy Peter Arvai Prezi- 2008
Created by: JeraldCabrera