Mukhina (1889–1953), Russia – welded sculpture Kary Mullis (1944–2019), U.S. – PCR Fe del Mundo (1911–2011), Philippines – medical incubator made out of bamboo for use in rural communities without electrical power Colin Murdoch (1929–2008), New Zealand – Tranquillizer gun, disposable hypodermic syringe William Murdoch (1754–1839), Scotland – Gas lighting Jozef Murgas (1864–1929), Slovakia – inventor of the wireless telegraph (forerunner of the radio) Evgeny Murzin (1914–1970), Russia – ANS synthesizer Banū Mūsā brothers, Muhammad (c. 800–873), Ahmad (803–873), Al-Hasan (810–873), Iraq – mechanical trick devices, hurricane lamp, self-trimming and self-feeding lamp, gas mask, clamshell grab, fail-safe system, mechanical musical instrument, automatic flute player, programmable machine Pieter van Musschenbroek (1692–1761), Netherlands – Leyden jar, pyrometer Walton Musser (1909–1998), U.S. – Harmonic drive gear Eadweard Muybridge (1830–1904), UK – motion picture Ted Myerson (born 1975), U.S. – data cloud computing system patents N Georgi Nadjakov (1896–1981), Bulgaria – :wikt:photoelectret Alexander Nadiradze (1914–1987), Georgia/Russia – first mobile ICBM (RT-21 Temp 2S), first reliable mobile ICBM (RT-2PM Topol) Nagai Nagayoshi (1844–1929), Japan – Methamphetamine James Naismith (1861–1939), Canadian born, U.S. – invented basketball and American football helmet Yoshiro Nakamatsu (born 1928), Japan – "PyonPyon" spring shoes, digital watch, CinemaScope, armchair "Cerebrex", sauce pump, taxicab meter Shuji Nakamura (born 1954), Japan – Blue laser John Napier (1550–1617), Scotland – logarithms Andrey Nartov (1683–1756), Russia – first lathe with a mechanic cutting tool-supporting carriage and a set of gears, fast-fire battery on a rotating disc, screw mechanism for changing the artillery fire angle, gauge–boring lathe for cannon-making, early telescopic sight James Nasmyth (1808–1890), Scotland – steam hammer Giulio Natta (1903–1979), together with Karl Ziegler (1898–1973), Italy/Germany – Ziegler–Natta catalyst William Neade (fl.1624–1637), England – weapon combining a longbow and a pike Nebuchadrezzar II (634–562 BC), Iraq (Mesopotamia) – screw, screwpump Erwin Neher (born 1944), together with Bert Sakmann (1942–), Germany – Patch clamp technique Ted Nelson (born 1937), U.S. – Hypertext, Hypermedia Sergey Nepobedimiy (1921–2014), Russia – first supersonic anti-tank guided missile Sturm, other Soviet rocket weaponry Karl Nessler (1872–1951), Germany/U.S. – Permanent wave machine, artificial eyebrows Bernard de Neumann (1943–2018), UK – massively parallel self-configuring multi-processor John von Neumann (1903–1957), Hungary – Von Neumann computer architecture, Stochastic computing, Merge sort algorithm Isaac Newton (1642–1727), UK – reflecting telescope (which reduces chromatic aberration) Miguel Nicolelis (born 1961), Brazil – Brain-machine interfaces Joseph Nicephore Niépce (1765–1833), France – photography Nikolai Nikitin (1907–1973), Russia – prestressed concrete