| Inventions | Name of the Inventor |
| Adding Machine | Balise Pascal |
| Adhesive tape | Richard G. Drew |
| Aeroplane | Wright Brothers |
| Air Brake | George Westinghouse |
| Air Conditioner | Carrier |
| Alcohol Thermometer | Farenheit |
| Anemometer | Leon Battista Alberti |
| Aniline Dyes | Hoffman |
| Animation | J. Stuart Blackton |
| Antiseptic Surgery | Lord Joseph Lister |
| Archimedean Screw | Archimedies |
| Aspirin | Dr. Felix Hoffman |
| Atom Bomb | Julius Robert Oppenheimer |
| Atomic Number | Mosley |
| Atomic Structure | Bohr and Rutherford |
| Atomic Theory | Dalton |
| Atomic Thermometer | Bohr |
| Automatic Calculator | Wilhelm Schickard |
| Automobile | Daimler |
| Avogadro’s Hypothesish | Avogadro |
| Ball Point Pen | John Loud |
| Balloon | Montogolfier |
| Barbed Wire | Joseph F. Glidden |
| Barometer | Evangelista Torricelli |
| Beri – Beri | Eijkman |
| Bicycle | Mac Millan |
| Bicycle Tyres | John Boyd Dunlop |
| Bifocal Lens | Benjamin Franklin |
| Blood Circulation | William Harvey |
| Blood Group | Karl Lansdsteiner |
| Boson | S.N.Bose |
| Boyle’s law | Boyle |
| Braille | Louis Braille |
| Braily System | Louis Braille |
| Celluloid | Alexander Parkes |
| Centigrade Scale | Anders Celsius |
| Chlorine | Carl Wilhelm Scheele |
| Chloroform | Sir James Young Simpson |
| Cholera Bacillus | Robert Koch |
| Cine Camera | Wm. Friese-Greene |
| Cinema | Lumiere Brothers |
| Cinema Projector | Thomas Alva Edison |
| Clock Mechanical | Hsing and Ling-Tsan |
| Coloured Photography | Lippman |
| Computer | Charles Babbage |
| Cosmic Rays | R.A.Millikan |
| Crescograph | J.C. Bose |
| Cyclotron | Lawrence |
| DDT | Dr. Paul Muller |
| Deuterium (Heavy Water) | H.C.Urey |
| Diesel Engine | Rudolf Diesel |
| Diesel Oil Engine | Rudolf Diesel |
| Discovery of Solar System | Copernicus (1540) |
| Discovery of Specific Gravity | Archimedes |
| Dynamite | Alfred B. Nobel |
| Dynamo | Michael Faraday |
| Electric Battery | Volta |
| Electric Fan | Schuyler Wheeler |
| Electric Lamp | Thomas Alva Edison |
| Electric Measurement | Gauss |
| Electric Motor (DC) | Thomas Davenport |
| Electric stove/cooker | William S. Hadaway |
| Electrical Waves | Heitz |
| Electricity | Faraday |
| Electromagnet | William Sturgeon |
| Electron | J.J. Thompson |
| Electron Theory | Bohr |
| Electroscope | William Gilbert |
| Elevator | Elisha G Otis |
| Fahrenheit Scale | Fahrenheit |
| Film & Photographic goods | Kodak |
| Fountain Pen | Lewis Edson Waterman |
| Generator | Piciontti |
| Geometry | Euclid |
| Glider | George Cayley |
| Gramaphone | Thomas Alva Edison |
| Gun Powder | Roger Bacon |
| Helicopter | Igor Sikorsky |
| Helium Gas | Jules Janssen |
| Homoeopathy | Hahnemann |
| Hot Air Balloon | Josef & Etienne Montgolfier |
| Hovercraft | Christopher Cockerell |
| Hydrogen | Henry Cavendish |
| Hydrophobia | Louis Pasteur |
| Incandescent Bulb | Edison |
| Induction Coil | Rohm Korff |
| Induction of Electric Current | Faraday |
| Insulin | Sir Frederick Banting |
| Intelligence Tests | Binet |
| Jet Engine | Sir Frank Whittle |
| Jet Propulsion | Frank Whittle |
| Laser | Theodore Maiman |
| Laughing Gas | Priestley |
| Law of Electrolysis | Faraday |
| Law of gases | Gay Lussac |
| Law of Gravitation | Issac Newton |
| Law of Heredity | G. Mendal |
| Laws of Electrical Resistance | Ohm |
| Laws of Gravitation | Newton |
| Laws of Heredity | Gregory Mandel |
| Laws of Motion | Newton |
| Laws of Multiple Proportion | Dalton |
| Laws of Natural Selections | Darwin |
| Life Boat | Henry Great Head |
| Lift (Elevators) | Otis |
| Lightning Conductor | Benjamin Franklin |
| Line of demarcation (ship) | Plimsoll |
| Linotype | Mergenthaler |
| Liquid Oxygen | Dewar |
| Locomotive | George Stephenson |
| Logarithm | John Napier |
| Machine Gun | Dr. Richard Gattling |
| Maser | Charles H. Townes |
| Measurement of Electrical Energy | Joule; James Prescoft |
| Meson | Hideki Yakawa |
| Microphone | Graham Bell |
| Microphone | Alexander Graham Bell |
| Microscope | Zacharis Janssen |
| Molecular Scattering of light in fluid | Ramanathan |
| Motorcycle | Gottlieb Daimler |
| Neon Gas | Ramsay, Travers |
| Neon Lamp | Georges Claude |
| Neutron | Chadwick |
| Nuclear Fission | Otto Hahn, Bohr and Fermi |
| Nylon Plastic | Carothers |
| Origin of Species | Charles Darwin |
| Oxygen | Joseph Priestley |
| Ozone | Christian Schonbein |
| Parachute | Leonardo da Vinci |
| Pacemaker | Rune Elmqvist |
| Pedal Driven Bicycle | Kirkpatrick Macmillan |
| Penicillin | Alexander Fleming |
| Periodic Table | Dmitri Mendeleev |
| Periodic Law | Mendeleef |
| Petrol for Motor Car | Karl Benz |
| Phonograph | Edison |
| Phonographic Shorthand | Pitman |
| Photograph | Dauguerre |
| Photography (Film) | John Carbutt |
| Phototherapy | N.R.Finsen |
| Piano | Bartolomeo Cristofori |
| Pneumatic Tyre | Dunlop |
| Polio Vaccine | Jonas Edward Salk |
| Positive Electrons | Anderson |
| Powerloom | Cartwright |
| Principle for lever (S.P.Gravity) | Archimedes |
| Printing for the Blind | Braille |
| Printing Press | Caxton |
| Printing Types | Johannes Gutenberg |
| Psycho-analysis | Dr.Sigmund Freud |
| Quantum Theory | Max plank |
| Radio | Guglielmo Marconi |
| Radio Transmitter | Alexanderson |
| Radio-activity of Uranium | Henry Becquerel |
| Radium | Madame Curie |
| Railway Engine | Stephenson |
| Raman Effect | C.V.Raman |
| Rare Gas | Cavandish |
| Rayon | Sir Joseph Swan |
| Refrigerator | William Cullen |
| Richter Scale | Charles Richter |
| Replacing human heart | Christian Barnard |
| Rocket Engine | Robert H. Goddard |
| Revolver | Colt |
| Rubber (vulcanized) | Charles Goodyear |
| Safety Lamp | Humphry Davy |
| Safety Match | Land Strom |
| Safety Pin | William Hunt |
| Safety Razor | Gillette |
| Seismograph | Roberts Mallet |
| Saxophone | Adolphe Sax |
| Sewing Machine | Barthelling Thimonnier |
| Sextant | Hadley |
| Short Hand | Pitman |
| Solar System | Copernicus |
| Soft Contact lenses | Otto Wichterle |
| Spectroscope | Bunsen |
| Steam Boat | Robert Fulton |
| Steam Engine | James Watt |
| Steam-Powered Airship | Henri Giffard |
| Steam Turbine | Arsons |
| Stethoscope | Rene Laennee |
| Submarine | David Bushnell |
| Synthesizer | Dr. Robert Arthur Moog |
| Talkies | Lee-de-Frost |
| Tank | Swinton |
| Telegraph Code | Morse |
| Telegraphy | William FCooke & Charles Wheatstone |
| Telephone | Alexander Graham Bell |
| Telescope | Galileo |
| Television | John Logie Baird |
| Theory of Evolution | Charles Darwin |
| Theory of Relativity | Albert Einstein |
| Thermosflask | Dewar |
| Thermometer | Galileo |
| Transistor | William Shockley & Walter Brattain |
| Typewriter | Christopher Latham Sholes |
| Uranium fusion | Oho Hahn |
| Uranus (Planet) | Herschel William |
| Valve Radio | Sir J.A Fleming |
| Vaccination | Jenner |
| Vaccum Flask | Sir James Dewar |
| Vacuum Cleaner | Hubert Cecil Booth |
| Vulcanisation | Good Year |
| Washing Soda | Lablanc |
| Windshield wipers | Mary Anderson |
| Wireless | Marconi |
| Wireless Communication | Oliver Lodge |
| Wireless Telegraphy | Marcony |
| World Wide Web | Tim Berners Lee with Robert Cailliau |
| X-ray | W.C Rontgen |
| Xerox Machine | Chester Carlson |
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