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Computer History
Timeline
| Inventor | Invention/Date |
|---|---|
| Blaise Pascal | Invented a mechanical calculating device called Pascaline. 1642 |
| Gottfried Wilhelm von Leibniz | Invented the Stepped Reckoner in 1670 |
| Charles Babbage | Invented the Analytical Engine-calculating machine in 1842 |
| Herman Hollerith | Invented the tabulating machine in 1890 |
| John Atanasoff, Clifford Berry | Invented the Astanasoff-Berry computer in 1939 |
| Howard H. Aiken | Invented Mark 1 in 1944 |
| John Mauchly, J. Presper Eckert | Developed ENIAC in 1946 |
| Alan Turing | Developed idea of a universal machine in the late 30's and 40's |
| Jon von Neumann | Invented the EDVAC in 1947 |
| William Shockley, John Bardeen and Walter Brittain | Invented Transistor in 1947 |
| Grace Murray hopper | Invented COBOL |
| Jack Kilby | Invented the 1st integrated Circuit in 1958 |
| William Gates | Invented the Microsoft Company in 1958 |
| Paul Allen | Invented Co-founder if Microsoft in 1958 |
| Thomas Knoll, John Knoll | Invented Adobe Photoshop in 1988 |
| Adam Fisher, Peter Halascy and Peter Arvai | Invented Prezi in 2008 |