| 1 | Mechanical Adder | Blaise Pascal | 1642 |
| 2 | Step Reckoner | Gottfried Wilhelm Leibniz | 1670s |
| 3 | Jacquard Loom | Joseph Marie Jacquard | 1801 |
| 4 | Difference Engine | Charles Babbage | 1822 |
| 5 | Analytical Engine | Charles Babbage | 1837 |
| 6 | Punched Card System | Herman Hollerith | 1890 |
| 7 | Colossus | Tommy Flowers | 1943 |
| 8 | ENIAC | John Mauchly & J. Presper Eckert | 1945 |
| 9 | UNIVAC | J. Presper Eckert & John Mauchly | 1951 |
| 10 | Transistor | John Bardeen, Walter Brattain, William Shockley | 1947 |
| 11 | Magnetic Core Memory | An Wang & Jay Forrester | 1951 |
| 12 | Integrated Circuit | Jack Kilby (Texas Instruments) | 1958 |
| 13 | MOSFET | Mohamed Atalla & Dawon Kahng | 1959 |
| 14 | IBM 1401 | IBM | 1959 |
| 15 | PDP-1 | Digital Equipment Corporation (DEC) | 1960 |
| 16 | IBM System/360 | IBM | 1964 |
| 17 | Dynamic RAM (DRAM) | Robert Dennard (IBM) | 1966 |
| 18 | Microprocessor | Intel (Ted Hoff, Stanley Mazor, et al.) | 1971 |
| 19 | Intel 4004 | Intel | 1971 |
| 20 | Intel 8080 | Intel | 1974 |
| 21 | Apple II | Steve Wozniak & Steve Jobs | 1977 |
| 22 | Commodore PET | Commodore International | 1977 |
| 23 | IBM PC | IBM | 1981 |
| 24 | Macintosh | Apple | 1984 |
| 25 | VGA | IBM | 1987 |
| 26 | Pentium Processor | Intel | 1993 |
| 27 | USB | Ajay Bhatt & team (Intel) | 1996 |
| 28 | Flash Memory | Fujio Masuoka (Toshiba) | 1984 |
| 29 | CD-ROM | James T. Russell | 1965 |
| 30 | DVD | Sony, Philips, Panasonic, Toshiba | 1995 |
| 31 | Blu-ray Disc | Sony, Panasonic, Philips | 2006 |
| 32 | SSD | SanDisk (early development) | 1991 |
| 33 | DDR SDRAM | Various manufacturers | 1990s |
| 34 | PCI Express | Intel | 2004 |
| 35 | Thunderbolt | Intel & Apple | 2011 |
| 36 | HDMI | Sony, Philips, Panasonic, Toshiba | 2003 |
| 37 | OLED Display | Kodak | 1987 |
| 38 | Quantum Dot Display | Various manufacturers | 2000s |
| 39 | LiDAR | Charles Elachi (NASA) | 1960s |
| 40 | Holographic Storage | Various researchers | 1990s |
| 41 | 3D Printer | Chuck Hull (3D Systems) | 1983 |
| 42 | Raspberry Pi | Eben Upton & team | 2012 |
| 43 | FPGA | Xilinx (early development) | 1980s |
| 44 | ASIC | Various manufacturers | 1980s |
| 45 | GPU | NVIDIA, ATI (now AMD) | 1990s |
| 46 | Neural Network Processor | Various companies | 2000s |
| 47 | Smartwatch | Steve Mann | 1980s |
| 48 | Wearable Camera | Various inventors | 2000s |
| 49 | Biometric Scanner | Various inventors | 1990s |
| 50 | Smart Glasses | Various companies | 2010s |
