| | Archimedes' screw – Archimedes |
| | Argand lamp – Ami Argand |
| | Armstrong breech-loading gun – William George Armstrong |
| | Bakelite – Leo Baekeland |
| | Becquerel radioactivity unit – Henri Becquerel |
| | Bessemer converter – Henry Bessemer |
| | Biro, (ballpoint pen) – Laszlo Biro |
| | Blacker Bombard; Lt Col Blacker |
| | Bowie knife – Jim Bowie |
| | Braille – Louis Braille |
| | Browning firearms, including the Browning Automatic Rifle – John Browning |
| | Bunsen burner – Robert Bunsen |
| | Colt revolver – Samuel Colt |
| | Coffey still – Aeneas Coffey |
| | Cunningham (downhaul) – Briggs Swift Cunningham II |
| | Daguerreotype – Jacques Daguerre |
| | Davy lamp – Humphry Davy |
| | Dewar flask - James Dewar |
| | Daniell cell – John Frederic Daniell |
| | Diesel engine – Rudolf Diesel |
| | Dolby noise reduction system – Ray Dolby |
| | Doppler radar – Christian Doppler (see also: Doppler effect) |
| | Erlenmeyer flask – Richard Erlenmeyer |
| | Ferris wheel – George Washington Gale Ferris, Jr. |
| | Foucault pendulum – Jean Bernard Léon Foucault |
| | Franklin stove – Benjamin Franklin |
| | Fresnel lens – Augustin-Jean Fresnel |
| | Galil assault rifle – Israel Galili |
| | Galvanic cell – Luigi Galvani |
| | Gatling gun – Richard J. Gatling |
| | Gatsometer – Maurice Gatsonides |
| | Geiger counter – Hans Geiger |
| | Geiger-Müller tube – Hans Geiger and Walther Müller |
| | M1 Garand rifle – John Garand |
| | Gillette safety razor – King C. Gillette |
| | Glauber's salt – Johann Rudolf Glauber |
| | Gobelin – Gobelin family |
| | Gore-Tex – Wilbert Gore |
| | Guillotine – Joseph-Ignace Guillotin did not invent the guillotine, but proposed the use of the mechanical device to carry out death penalties in France. |
| | Hallidie ropeway – Andrew Smith Hallidie |
| | Halligan bar – Hugh Halligan |
| | Hammond Organ – Laurens Hammond |
| | Hutchinson Patent Stopper – Charles G. Hutchinson |
| | Jacquard loom – Joseph Marie Jacquard |
| | Josephson junction – Brian David Josephson |
| | Kao's rings – a junction termination structure invented by Yu Kao and used in some types of high voltage power semiconductor devices |
| | Kalashnikov guns (eg the AK-47) – Mikhail Kalashnikov |
| | Kipp's apparatus – Petrus Jacobus Kipp |
| | Land Camera – Edwin H. Land |
| | Leigh light – Humphry de Verde Leigh |
| | Macadamroad – John Loudon McAdam |
| | Mae West inflatable life jacket – named after actress Mae West |
| | Macintosh (the waterproof coat) - Charles Macintosh |
| | Marconi rig (sloop) – Guglielmo Marconi - a satiric reference to complicated spreaders and shrouds that had the appearance of radio antennas of the time. |
| | Mason jar – John Mason |
| | Maxim gun – Hiram Maxim |
| | Melba sauce, Peach Melba and Melba toast – Dame Nelly Melba |
| | Molotov cocktail – invented by the Finnish army, and named after Vyacheslav Molotov, the Soviet Minister of War |
| | Moog synthesizer – Robert Moog |
| | Morse code – Samuel Morse |
| | Owen gun – Evo Owen. |
| | Pavlova – Anna Pavlova |
| | Pasteurization – Louis Pasteur |
| | Patchett gun |
| | Peavey (tool) – Joseph Peavey |
| | Petri dish – Julius Richard Petri |
| | Pulaski (tool) – Ed Pulaski |
| | Pupin coil – Mihajlo Pupin |
| | Prusik knot – Karl Prusik |
| | Raman spectroscopy – C. V. Raman |
| | Richter magnitude scale – Charles Richter |
| | Rubik's Cube – Erno Rubik |
| | Sandwich – Earl of Sandwich |
| | Saxophone – Adolphe Sax, Belgian music instrument designer |
| | Shrapnel shell – Henry Shrapnel |
| | Schick test – Béla Schick |
| | Sousaphone – John Philip Sousa |
| | Soyer Stove - Alexis Soyer |
| | Stark spectroscopy – Johannes Stark |
| | Sten gun - Shepherd, Turpin (and their employer RSAF Enfield) |
| | Stirling engine – Rev. Robert Stirling |
| | Strowger switch (part of the first automatic telephone exchange) – Almon Strowger |
| | Thompson submachine gun – John T. Thompson |
| | Tesla coil – Nikola Tesla |
| | Tesla turbine – Nikola Tesla |
| | Theremin – Leon Theremin |
| | Uzi submachine gun – Uziel Gal |
| | Vernier – Pierre Vernier |
| | Voltaic pile – Alessandrio Volta |
| | Wagner tuba – Richard Wagner |
| | Wedgwood porcelain – Wedgwood family |
| | Wellington boot – Duke of Wellington |
| | Westinghouse air brake – George Westinghouse |
| | Winchester repeating rifle – named after chief investor Oliver F. Winchester |
| | Zeppelin – Ferdinand von Zeppelin |