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Computer History
Timeline
Inventor | Invention/Date |
---|---|
Blaise Pascal | Pascaline 1642 |
Gottfried Wilhem von Leibniz | Stepped Reckoner 1670 |
Charles Babbage | Analytical Engine-calculating machine 1842 |
Herman Hollerith | Tabulating machine 1890 |
John Atanasoff,Clifford Berry | Atanasoff-Berry Computer (ABC) 1939 |
Howard H. Aiken | Mark 1 1944 |
John Mauchly, J. Presper Eckert | Electronic Numerical Integration and Calculator (ENIAC) 1946 |
Alan Turing | The "Enigma" late 30's and 40's |
John von Neuman | Electronic Discrete Variable Automatic Comouter (EDVAC) 1947 |
William Shockley, John Bardeen, Walter Brittain | Transistor 1947 |
Grace Murray Hopper | Common Business Oriented Language (COBOL) |
Jack Kilby | 1st hand held calculator 1958 |
William Gates 3 | Microsoft Corporation 1975 |
Paul Allen | Co-founder of Microsoft Corporation |
Thomas Knoll, John Knoll | Adobe Photoshop 1988 |