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Computer History
Timeline
| Inventor | Invention |
|---|---|
| Blaise Pacal | mechanical calculating device called Pascaline. 1642 |
| Gottfried Wilhelm von Leibniz | four functioned calculator called Stepped Reckoner. 1670 |
| Charles Babbage | Analytical Machine that stores information. 1842 |
| Herman Hollerith | tabulating machine that uses electricity to perform calculations. 1890 |
| John Atanasoff and Clifford Berry | Ananasoff-Beryy Computer that uses binary number system. 1939 |
| Howard H. Aiken | first large-scale automatic digital computer, Mark1.1944 |
| John Mauchly and J. Presper Eckert | ENIAC (Electrical Numerical Integration and Calculator) 1946 |
| Alan Turing | Turing Machine that figures out any type of computer algorithms.1936 - 1940s |
| Jon Von Neumann | EDVAC (Electronic Discrete Variable Automatic Computer) with Mauchly and Eckert. 1947 EDSAC (Electronic Delay Storage Automatic Calculator) . 1949 |
| John Bardeen, William Shockley, Walter Brittain | Transistor that switches electronic signals and electrical power.1947 |
| Grace Murray Hopper | COBOL (Common Business Oriented Language), a flow-matic translator. 1952 |
| Jack Kilby | first electronic circuit. 1958 first hand held calculator. |
| Charles M. Herzfeld | ARPANET, a testbed for new networking technologies. 1969 |
| Robert Melacton | Ethernet Lan that connects computers over short distances. 1973 |
| William "Bill" Gates | Microsoft Corporation. 1975 |
| Paul Allen | Microsoft Corporation (co-founder). 1975 Portland Trail Blazers |
| Thomas and John Knoll | Photoshop. 1988 |
| Adam Fisher, Peter Halcsy, Peter Arvai | Prezi. 2009 |