Martin Cooper: Inventor of the mobile phone.
Tim Berners Lee: Inventor of the World Wide Web. (Getty Images)
Alan Turing: Nicknamed the ‘Father of computing’, he worked at Britain's codebreaking centre, Bletchley Park and was influential in the development of computer science, providing a formalisation of the concepts of "algorithm" and "computation" with the Turing machine, which can be considered a model of a general purpose computer.
Philip Don Estridge: Led the development of the original IBM Personal Computer (PC).
Chuck Hull: Inventor of 3D printing.
Douglas Engelbart: Invented the mouse.
Edgar 'Ted' Codd: Invented the relational database.
Fujio Masuoka: Inventor of flash memory.
George Heilmeier: Developed LCD technology.
Grace Hopper: developed the COBOL computer programming language.
James Gosling: Inventor of Java. (Getty Images)
Robert E. Kahn and Vint Cerf: proposed a protocol they called 'TCP' which later became IP, Internet Protocol.
Robert Dennard: Inventor of RAM.
Dennis Ritchie (right): The inventor of the C language and along with Ken Thompson (left) co-inventor of Unix.
Vic Hayes: Invented IEEE 802.11 (wi-fi).