Inventor | Invention / Date |
Blaise Pascal (pasacline) | Mechanical device called the Pascaline - 1642 |
Gottfried Wilhelm von Libniz (stepped reckoner) | Stepped Reckoner - 1670 |
Charles Babbage (calculating machine) | Analytical Engine-calculating machine - 1842 |
Herman Hollerith(tabulating machine) | Tabulating machine - 1890 |
John Atanasoff & Clifford Berry (abc) | Atanasoff-Berry Computer (ABC) - 1939 |
Mark 1(ascc) | Automatic Sequence Controlled Calculator (ASCC) |
John Mauchly & J. Presper Eckert (eniac) | Electronic Numeral Integration and Calculator (ENIAC) - 1946 |
Alan Turning (turning machine) | The Turning Machine - Late 30's and 40's |
Jon von Neumann (edvac) | Electronic Discrete Variable Automatic Computer (EDVAC) - 1947 |
William Shockley, John Bardeen, & Walter Brittain (transistor) | Transistor - 1947 |
Grace Murray Hopper (cobol) | Common Business Oriented Language (COBOL) |
Jack Kilby (1st intergrated circuit) | 1st intergrated circuit - 1958 |
William Gates III (founder of microsoft) | Founder of Microsoft Corporation - 1975 |
Paul Alan (co-founder) | Co-Founder of Microsoft Corporation |
Thomas Knoll & John Knoll (adobe) | Adobe Photoshop - 1988 |