[dragonfight]

G


* Dennis Gabor, (1900-1979), Hungary — holography
* Elmer R. Gates, (1859-1923), foam fire extinguisher, electric loom mechanisms, magnetic & diamagnetic separators, educational toy ("box & blocks")
* William Henry Gates III, (1955-), Windows operating system, chief architect of Visual Basic
* Robert Goddard, (1882-1945), USA — liquid fuel rocket
* Heinrich Göbel, (1818-1893), Germany — first functional incandescent lamp
* Peter Carl Goldmark, (1906-1977), Hungary — vinyl record (LP)
* Gordon Gould, (1920-2005), USA — co-inventor of laser
* Richard Hall Gower, (1768-1833), England — ship's hull and rigging
* Bette Nesmith Graham, (1924-1980), USA — Liquid Paper
* Chester Greenwood, (1858-1937), USA — thermal earmuffs
* James Gregory, (1638-1675), Scotland — reflecting telescope
* William Robert Grove, (1811-1896), Wales — fuel cell
* Otto von Guericke, (1602-1686), Germany — vacuum pump, manometer, dasymeter,
* Johann Gutenberg, (c 1390s-1468), Germany — modern movable type printing press
* Hans Wilhelm Geiger, (1882-1945), Germany — Geiger counter
* Henri Giffard, (1825-1882), France — powered airship, injector
* Charles Goodyear, (1800-1860), USA — vulcanization of rubber
* Samuel Guthrie, (1782 - 1848), USA — discovered chloroform
* James Henry Greathead, (1844-1896), South Africa — tunnel boring machine, tunnelling shield technique

H


* John Hadley, (1682-1744), England — the sextant
* James Hargreaves, (1720-1778), England — invented the spinning jenny
* John Harrison, (1693-1776), England — marine chronometer
* Victor Hasselblad, (1906-1978), Sweden — invented the 6 x 6 cm single-lens reflex camera
* Rudolf Hell, (1901-2002), Germany — the Hellschreiber
* Avram Hershko, (1937-), Hungary — Ubiquitin
* Jozef Karol Hell, (1713-1789), Slovakia — the water pillar
* Joseph Henry, (1797-1898), USA — electromagnetic relay
* George de Hevesy, (1885-1966), Hungary — radioactive tracer
* Erna Schneider Hoover, (1926-), USA — computerized telephone switching system
* Frank Hornby, (1863-1936), England — invented Meccano
* Heron, Greece — invented Aeolipile
* Joseph Hon – book index thumb notch system for dictionaries Patent #561888
* Christopher Hansteen, (1783-1873), Norway — discovery of terrestrial magnetism
* William Harvey, (1578-1657), England — blood circulation in the human body
* Robert A. Heinlein, (1907-1988), USA — waterbed
* Henry J. Heinz, USA — tomato ketchup
* Joseph Henry, (1797-1878), Scotland — electromagnetic relay
* Heinrich Hertz, (1857-1894), Germany — radio telegraphy, electromagnetic radiation
* Rowland Hill, (1795-1879), UK — postage stamp
* Felix Hoffmann (Bayer), (1868-1949), Germany — Aspirin
* Herman Hollerith, (1860-1929), USA — mechanical tabulator based on punched cards
* Nick Holonyak, (1928- ), USA — LED (Light Emitting Diode)
* Robert Hooke, (1635-1703), England — balance wheel, iris diaphragm
* Coenraad Johannes van Houten, (1801-1887), Netherlands — cocoa powder, cacao butter, chocolate milk
* Elias Howe, (1819-1867), USA — sewing machine
* Christiaan Huygens, (1629-1695), Netherlands — pendulum clock

I


* János Irinyi, (1817-1895), Hungary — noiseless match
* Sumio Iijima, (1939- ), Japan — nanotubes

J


* Karl Jatho, (1873-1933), Germany — aeroplane
* György Jendrassik, (1898-1954), Hungary — turboprop
* Thomas Jefferson, (1743-1826), USA — swivel chair
* Steve Jobs, (1955-), Macintosh operating system
* Carl Edvard Johansson, (1864-1943), Sweden — Gauge blocks
* Johan Petter Johansson, (1853-1943), Sweden — the pipe wrench and the modern adjustable spanner
* Nancy Johnson, USA — American version of the hand cranked ice cream machine in (1843)
* Scott A. Jones, (1960-), USA — created one of the most successful versions of voicemail as well as ChaCha Search, a human-assisted internet search engine.
* Whitcomb Judson, (1836-1909), USA — zipper

K


* Dean Kamen, (1951-), USA — Invented the Segway HT scooter and the IBOT Mobility Device
* John George Kemeny, (1926-1992), Hungary — co-inventor of BASIC
* Charles F. Kettering, (1876-1958), USA — invented automobile self-starter ignition, Freon ethyl gasoline and more
* Jack Kilby, (1923-2005), USA — patented the first integrated circuit
* Fritz Klatte, (1880-1934), Germany — vinyl chloride, forerunner to polyvinyl chloride
* Margaret Knight, (1838-1914), USA — machine that completely constructs box-bottom brown paper bags
* Ivan Knunyants, (1906-1990), Ukraine — invented Nylon-6
* Willem Johan Kolff, (1911-), Netherlands — artificial kidney hemodialysis machine
* Gleb Kotelnikov, (1872-1944), Russia — knapsack parachute
* Stephanie Kwolek, (1923-), USA — Kevlar
* John Howard Kyan (1774-1850), Ireland — The process of Kyanization used for wood preservation
* Heike Kamerlingh Onnes, (1853-1926), Netherlands — liquify helium
* Theophilus Van Kannel, revolving door (1888)
* John Harvey Kellogg, (1852-1943), cornflake breakfasts
* Robert Koch, (1843-1910), method for culturing bacteria on solid media
* Willem Johan Kolff, Netherlands/USA, (1911- ) — hemodialysis, pioneer in the field of other artificial organs

L


* Hedy Lamarr, (1913-2000), Austria and USA — Spread spectrum radio
* Edwin H. Land, (1909-1991), USA — Polaroid polarizing filters and the Land Camera
* Irving Langmuir, (1851-1957), USA — gas filled incandescent light bulb, hydrogen welding
* Lewis Latimer, (1848-1928), — worked with Thomas Edison and patented an improved lightbulb manufacturing process
* Gustav de Laval, (1845-1913), Sweden — invented the milk separator and the milking machine
* Sergei Vasiljevich Lebedev, (1874-1934), Russia — synthetic rubber
* Tim Berners-Lee, (1955- ) England — World Wide Web
* Justus von Liebig, (1803-1873), Germany — nitrogen-based fertilizer
* Frans Wilhelm Lindqvist, (1862-1931), Sweden — Kerosene stove operated by compressed air
* Archibald Low, (1882-1956), Britain — Pioneer of radio guidance systems
* Giovanni Luppis, (1813-1875), Austrian Empire (ethnical Italian) — self-propelled torpedo
* René Laënnec, (1781-1826), France — stethoscope
* Karl Landsteiner, (1868-1943), Austria — classification of blood groups
* Samuel P. Langley, (1834-1906), USA — bolometer
* John Bennet Lawes, (1814-1900), England — superphosphate or chemical fertilizer
* Antoni van Leeuwenhoek, (1632-1723), Netherlands — development of the microscope, discovery of bacteria, spermatozoa and celled organisms
* Jean-Joseph Etienne Lenoir, (1822-1900), Belgium — internal combustion engine, motorboat
* Willard Frank Libby, (1908-1980), USA — Radiocarbon dating
* Otto Lilienthal, (1848-1896), Germany — air glider
* Hans Lippershey, (1570-1619), Netherlands — telescope
* Auguste and Louis Lumière, France — Cinématographe

M


* Ma Jun, (c. 200-265 AD), China, South Pointing Chariot (for navigation, see differential gear), mechanical puppet theater, chain pumps, improved silk looms
* Charles Macintosh, (1766-1843), Scotland — waterproof raincoat, life vest
* George William Manby, (1765-1854), England — Fire extinguisher
* Guglielmo Marconi, (1874-1937), Italy — radio, transatlantic radiosignals
* John Landis Mason, (1826-1902), USA — Mason jars
* Henry Maudslay, (1771-1831), England — screw-cutting lathe, bench micrometer
* James Clerk Maxwell (1831-1879) and Thomas Sutton Scotland — colour photography
* John McAdam, (1756-1836), Scotland — improved "macadam" road surface
* Elijah McCoy, (1843-1929), Canada — Displacement lubricator
* Hippolyte Mège-Mouriés, (1817-1880), France — margarine
* Antonio Meucci, (1808-1889), Italy — telephone (prototype)
* Edouard Michelin, (1859-1940), France — pneumatic tyre
* Narcis Monturiol i Estarriol, (1819-1885), Spain — steam powered submarine
* Robert Moog, (1934-2005), USA — the Moog synthesizer
* Montgolfier brothers, (1740-1810) and (1745-1799), France — hot-air balloon
* John J. Montgomery, (1858-1911), USA — heavier-than-air gliders
* Samuel Morey, (1762-1843), USA — internal combustion engine
* Garrett A. Morgan, (1877-1963), USA — inventor of the gas mask, and traffic signal.
* Samuel Morse, (1791-1872), USA — telegraph
* Jozef Murgas, (1864-1929), Slovakia — inventor of the wireless telegraph (forerunner of the radio)
* William Murdoch, (1754-1839), Scotland — Gas lighting
* Pieter van Musschenbroek, (1692-1761), Netherlands — Leyden jar, pyrometer

N


* Yoshiro Nakamatsu, (1928-), Japan — Floppy disk (world record holder for over 3,000 patented inventions)
* John von Neumann, (1903-1957), Hungary — Von Neumann computer architecture
* Isaac Newton,(1642-1727), England — reflecting telescope (which reduces chromatic aberration)
* Jun-Ichi Nishizawa, (1926-), Japan — Optical communication system, SIT/SITh (Static Induction Transistor/Thyristor), Laser diode, PIN diode
* Alfred Nobel, (1833-1896), Sweden — dynamite
* Carl Rickard Nyberg, (1858-1939), Sweden — the blowtorch
* John Napier, (1550-1617), Scotland — logarithms
* James Nasmyth, (1808-1890), Scotland — steam hammer
* Joseph Nicephore Niépce, (1765-1833), France — photography