| Invention Year | Invention Details | Inventor | Country |
| 1862 | Acetylene gas | Berthelot | France |
| 1642 | Adding machine | Pascal | France |
| 1930 | Adhesive tape, Scotch | Richard Drew | U.S.A. |
| 1903 | Aeroplane | Orville & Wilbur Wright | U.S.A. |
| 1902 | Air Conditioning | Carrier | U.S.A. |
| 1939 | Airplane, Jet Engine | Ohain | Germany |
| 1852 | Airship (non-rigid) | Henri Giffard | France |
| 1926 | Aerosol spray | Erik Rotheim | Norway |
| 1957 | Artificial Heart | Willem Kolff | Netherlands |
| 1945 | Atomic Bomb | J. Robert Oppenheimer | U.S.A. |
| 1913 | Atomic numbers | Moseley | Britain |
| 1803 | Atomic theory | Dalton | Britain |
| 1918 | Automatic rifle | John Browning | U.S.A. |
| 1907 | Bakelite | Leo H. Baekeland | Belgium |
| 1944 | Ballistic missile | Wemher von Braun | Germany |
| 1783 | Balloon | Jacques & Joseph Montgolfier | France |
| 1888 | Ball-Point Pen | John J. Loud | U.S.A. |
| 1644 | Barometer | Evangelista Torricelli | Italy |
| 1800 | Battery (Electric) | Alessandro Volta | Italy |
| 1839-40 | Bicyle | Kirkpatrick Macmillan | Britain |
| 1888 | Bicyle Tyres (Pneumatic) | John Boyd Dunlop | Britain |
| 1780 | Bifocal Lens | Benjamin Franklin | U.S.A. |
| 1798 | Bleaching Powder | Tennant | Britain |
| 1855 | Bunsen Burner | R.Willhelm von Bunsen | Germany |
| 1858 | Burglar Alarm | Edwin T. Holmes | U.S.A. |
| 1670 | Calculus | Newton | Britain |
| 1888 | Camera, Kodak | Walker Eastman | U.S.A. |
| 1804 | Canned food | Appert | France |
| 1769 | Car (Steam) | Nicolas Cugnot | France |
| 1888 | Car (Petrol) | Kari Benz | Germany |
| 1876 | Carburetor | Gottlieb Daimler | Germany |
| 1963 | Cassette, Audio | Philips Co. | Holland |
| 1969 | Cassette, Videotape | Sony | Japan |
| 1861 | Celluloid | Alexander Parkes | Britain |
| 1824 | Cement (Portland) | Joseph Aspdin | Britain |
| 1909 | Chemotherapy | Ehrlich | Germany |
| 1735 | Chronometer | John Harrison | Britain |
| 1895 | Cinema | Nicolas & Jean Lumiere | France |
| 1725 | Clock (Mechanical) | I-Hsing & Liang Ling-Tsan | China |
| 1656 | Clock (Pendulum) | Christian Huygens | Netherlands |
| 1973 | Cloning, DNA | Boyer, Cohen | U.S.A. |
| 1996 | Cloning, Mammal | Wilmut, et al | U.K. |
| 1972 | Compact disc | RCA | U.S.A. |
| 1979 | Compact disc player | Sony, Philips co | Japan, Netherlands |
| 1987 | Computer, laptop | Sinclair | Britain |
| 1960 | Computer, mini | Digital Corp. | U.S.A. |
| 1913 | Crossword Puzzle | Arthur Wynne | U.S.A. |
| 1973 | CT sacn | Hounsfield | Britain |
| 1895 | Diesel Engine | Rudoff Diesel | Germany |
| 1902 | Disc Brake | Dr. F. Lanchester | Britain |
| 1972 | Disc Video | Philips Co. | Holland |
| 1951 | DNA, Structure | Crick, Waston, Wilkins | UK,US,UK |
| 1832 | Dynamo | Hypolite Pixil | France |
| 1882 | Electric Flat Iron | H.W. Seeley | U.S.A. |
| 1879 | Electric Lamp | Thomas Alva Edison | U.S.A. |
| 1873 | Electric Motor (DC) | Zenobe Gramme | Belgium |
| 1888 | Electric Motor (AC) | Nikola Tesla | U.S.A. |
| 1882 | Electric Iron | Henry W. Seely | U.S.A. |
| 1906 | Electric Washing machine | Alva J. Fisher | U.S.A. |
| 1824 | Electro-Magnet | William Sturgeon | Britain |
| 1897 | Electron | Thomson. J | Britain |
| 1805 | Electroplating | Luigi Brugnatelli | Italy |
| 1824 | Electronic Computer | Dr. Alan M. turing | Britain |
| 1843 | Facsimile Machine | Alexander Bain | Britain |
| 1955 | Fibre optics | Kepany | Britain |
| 1885 | Film (moving outlines) | Louis Prince | France |
| 1922 | Film (talking) | J. Engl, J.Mussolle & H. Vogt | Germany |
| 1923 | Film (musical sound) | Dr. Le de Forest | U.S.A. |
| 1970 | Floppy disk | IBM | U.S.A. |
| 1933 | Frisbee | E.H.Amstrong | U.S.A. |
| 1948 | Fountain Pen | Fred Morrisson | U.S.A. |
| 1884 | Galvanometer | Lewis E.Waterman | U.S.A. |
| 1834 | Glider | Andre-Marie Ampere | France |
| 1853 | Gramophone | Sir George Cayley | Britain |
| 1878 | Helicopter | Thomos Alva Edison | U.S.A. |
| 1924 | HIV | Etienne Oehmichen | France |
| 1984 | Holography | Martagnier | French |
| 1947 | Hydrogen bomb | Denis Gason | Britain |
| 1952 | Intelligence testing | Edward Teller | U.S.A. |
| 1905 | Jet Engine | Simon Binet | French |
| 1937 | Laser | Sir Frank Whittle | Britain |
| 1960 | Launderette | Theodore Maiman | U.S.A. |
| 1934 | Lift (Mechanical) | J.F. Cantrell | U.S.A. |
| 1852 | Lighting Conductor | Elisha G. Otis | U.S.A. |
| 1752 | Locomotive | Benjamin Franklin | U.S.A. |
| 1804 | Logarithms | Richard Trevithick | Britain |
| 1614 | Loom, power | Napier | Britain |
| 1785 | Loudspeaker | E. Cartwright | Britain |
| 1900 | Machine Gun | Horace Short | Britain |
| 1718 | Magnetic Recording Tape | Richard Gatling | Britain |
| 1928 | Match, Safety | Fritz Pfleumer | Germany |
| 1826 | Microphone | John Walker | Britain |
| 1876 | Microprocessor | Alexander Graham Bell | U.S.A. |
| 1971 | Microscope, comp. | Robert Noyce & Gordon Moore | U.S.A. |
| 1590 | Microscope, elect. | Z. Janssen | Netherlands |
| 1931 | Microwave Oven | Ruska Knoll | Germany |
| 1947 | Motor Cycle | Percy LeBaron Spencer | U.S.A. |
| 1885 | Movie Projector | G. Daimler | Germany |
| 1893 | MRI | Thomas Edison | U.S.A. |
| 1971 | Neon Lamp | Damadian | U.S.A. |
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