 | Leo Gerstenzang was a Polish-born American who in 1923 invented the cotton swab or Q-Tips. His... more » |
 | Leo Henryk Sternbach was a Croatian-born Polish-American chemist who is credited with... more » |
 | Leó Szilárd was a Hungarian-American physicist and inventor. He conceived the nuclear chain... more » |
 | Leon Forrest Douglass was an American inventor and co-founder of the Victor Talking Machine... more » |
 | Léon Gaumont was a French inventor, engineer, and industrialist who was a pioneer of the motion... more » |
 | Leon Leonwood Bean was an American inventor, author, outdoor enthusiast, and founder of the... more » |
 | Lev Sergeyevich Termen, or Léon Theremin in The United States, was a Russian and Soviet... more » |
.jpg/300px-Uładzisłaŭ_Małachoŭski._Уладзіслаў_Малахоўскі_(1896-99).jpg "Leon Warnerke") | Leon Warnerke was a Polish engineer and inventor in the field of photography, independence... more » |
_(14578604637).jpg/221px-Hardware_merchandising_January-March_1916_(1916)_(14578604637).jpg "Leonard Bailey"){kind=spacer} | Leonard Bailey was a toolmaker/inventor from Massachusetts, USA, who in the mid-to-late... more » |
| Leonard Michael Greene was an American inventor and aerodynamics engineer who held more than 200... more » |
.jpg/294px-Leonard_Kleinrock_-_Internet_Hall_of_Fame_inductees_2012_(cropped).jpg "Leonard Kleinrock") | Leonard Kleinrock is an American engineer and computer scientist. A computer science professor... more » |
| Leonard "Lenny" Lipton is a well-known author, filmmaker and stereoscopic vision system... more » |
 | Leonarde Keeler was the co-inventor of the polygraph. He was named after the polymath Leonardo... more » |
 | Leonardo di ser Piero da Vinci was an Italian Renaissance polymath: painter, sculptor,... more » |
 | Leonty Luk'yanovich Shamshurenkov was a self-taught Russian inventor of peasant origin, who... more » |
| Leopold Godowsky, Jr. was an American violinist and chemist, who together with Leopold Mannes... more » |
| Leopold Damrosch Mannes was an American musician, who, together with Leopold Godowsky, Jr.,... more » |
 | Lester William Polsfuss —known as Les Paul—was an American jazz, country and blues guitarist,... more » |
.jpg/220px-Ballamy_swing_axle_front_suspension_conversion_(Autocar_Handbook,_13th_ed,_1935).jpg "Leslie Ballamy") | Leslie Ballamy was an inventor and automotive engineer who had a major impact on the British... more » |
-Portrait-Portr_01503.tif_(cropped).jpg/230px-ETH-BIB-Pelton,_Lester_Allen_(1829-1908)-Portrait-Portr_01503.tif_(cropped).jpg "Lester Allan Pelton") | Lester Allan Pelton was an American inventor who contributed significantly to the development of... more » |
| Clarence Lester "Les" Hogan was an American physicist and a pioneer in microwave and... more » |
 | Levi Hill was an American minister in upstate New York who claimed in 1851 that he had invented... more » |
| Lewis Archer Boswell was an early aviation pioneer who some believe made the first powered... more » |
 | Lewis Ferry Moody was an American engineer and professor, best known for the Moody chart, a... more » |
 | Lewis Howard Latimer was an African-American inventor and draftsman. more » |
