Key Inventors and Pioneers in Computer History

May 2020|🟢Current|3 min read|67 entries

Key Takeaway

This post lists the brilliant computer scientists/developers and founders, their innovations and discoveries in the field of the computer hardware and software development.

Last verified: 12 Feb 2026·Source: www.pscarivukal.com

Key Inventors and Pioneers in Computer History

This post lists the brilliant computer scientists/developers and founders, their innovations and discoveries in the field of the computer hardware and software development.

Inventors ofComputer Hardware(27)

Inventor of CD-ROM
James Russell (1965)
Inventor of Floppy Disk
Alan Shugart & IBM (1970)
Inventor/ Designer of First Apple Computer
Steve Wozniak (1976)
Inventor of First General-purpose Computer (IBM 701)
Cuthbert Hurd
Inventor of First Electrical Binary Programmable Computer (Z series)
Konrad Zuse (1936)
Inventor of First Fully Electronic Digital Computer (Atanasoff-Berry Computer, ABC)
John Vincent Atanasoff & Clifford Berry (1942)
Inventor of First Electronic General-purpose Digital Computer (ENIAC)
J. Presper Eckert & John Mauchly (1946)
Inventor of Hard Disk
IBM (The IBM Model 350 Disk File, 1956)
Inventor of Integrated Circuits
Jack Kilby & Robert Noyce (1958)
Inventor of Keyboard
Herman Hollerith,  first keypunch device in 1930s
Inventor of (First) Laptop Computer (Osborne 1)
Adam Osborne (1981)
Inventor of Laptop Computer in Modern Form
Bill Moggridge (Grid Compass 1100  called the GRiD, 1979)
Inventor of Laser Printer
Gary Starkweather at XEROX (1969)
Inventor of Microprocessor
Faggin, Hoff & Mazor (Intel 4004)
Inventor of Microphone
Emile Berliner  (1876)
Inventor of Modem (First PC Modem, 80-103A)
Dennis Hayes & Dale Heatherington (1977)
Inventor of Monitor (CRT - Cathode Ray Tube)
Karl Ferdinand Braun (1897)
Inventor of Mouse
Douglas Engelbart (1964).(PSC Questions: Data Entry-2016)Inventor of RAM –An Wang and Jay Forrester (1951)
Inventor of Hard disk
Reynold B. Johnson
Inventor of Scanner (Image)
Ray Kurzweil
Inventor of Speakers
Abinawan Puracchidas (1991)
Inventor of Trackball
Tom Cranston & Fred Longstaff (1952)
Inventor of Transistor
John Bardeen, Walter Brattain & Wiliam Shockley (1947-1948)
Inventor of Touch Screen technology
E. A. Johnson (1965)
Inventor of UNIVAC
J. Presper Eckert & John Mauchly
Inventor of USB
Ajay V. Bhatt
Inventor of  UPS (Uninterruptible Power Supply)
John J. Hanley (1934)

Computer Companies(11)

Founder of Facebook
Mark Zuckerberg
Founder of Google
Larry Page & Sergey Brin
Founder/Developer of Gmail
Paul Buchheit
Founder of Linkedin
Konstantin Guericke, Reid Hoffman, Jean-Luc Vaillant, Allen Blue & Eric Ly
Founder of IBM
Charles Ranlett Flint & Thomas J. Watson
Founder of Microsoft Corporation
Bill Gates & Paul Allen
Founder of Oracle Corporation
Ed Oates, Larry Ellison & Bob Miner
Founder of Sun Microsystems
Bill Joy, Vinod Khosla, Scott McNealy & Andy Bechtolsheim (1982)
Founder of Twitter
Jack Dorsey, Evan Williams & Biz Stone
Founder of Whatsapp
Jan Koum & Brian Acton
Founder of Yahoo!
Jerry Yang & David Filo.📝Read More:Popular Social Media Sites and their Founders

Inventors/Developers ofComputer Software Development & Programming(11)

Inventor of BIOS
Gary Kildall
Inventor of Bluetooth
Dr. Jaap Haartsen, Ericsson
Inventor of First Camera Phone solution sharing pictures instantly on public networks
Philippe Kahn (1997)
Inventor of Ethernet
David Boggs, Chuck Thacker & Butler Lampson (Xerox PARC)
Inventor of Analytical Engine
Charles Babbage (1822)
Inventor of ARPANET
Leonard Kleinrock (1969)
Inventor of Internet
Vint Cerf & Robert E. Kahn
Inventor of Packet Switching Techniques in Computer Networking
P aul Baran
Inventor of the World Wide Web (WWW)
Tim Berners-Lee
Inventor of Computer Bug
Grace Hopper
Inventor of Artificial Intelligence
John McCarthy

Operating Systems(18)

Founder of UNIX
Dennis Ritchie & Ken Thompson
Founder of Linux
Linus Torvalds
Founder of Windows
Bill Gates
Programming LanguagesInventor of BASIC
John G. Kemeny & Thomas E. Kurtz
Inventor of C
Dennis Ritchie
Inventor of C++
Bjarne Stroustrup
Inventor of COBOL
Grace Murray Hopper
Inventor of DOS
Tim Paterson
Inventor of Java
James Gosling
Inventor of JavaScript
Brendan Eich
Inventor of PASCAL
Niklaus Wirth
Inventor of PERL
Larry Wall (1987)
Inventor of Python
Guido van Rossum
Inventor of First Database (RDBMS)
Dr. Edgar Frank Codd (IBM, 1970)
Founder/Designer of PHP
Rasmus Lerdorf.📝SideNotes:The word “microphone”  was coined by–Sir Charles Wheatstone in 1827.Dr Rudolf Hellinventedmodern Fax machine (1956) & Color Scanner (1963)
Inventor of UPS (United Parcel Supply, USA)
James E. Casey & Claude Ryan
The Father of Artificial Intelligence
John McCarthy
The Mother of Computers
Ada Lovelace