Toma ya Edison, mai kirkirar fitila mai haske, ba zai iya karanta ko rubutu ba har sai yana da shekara 12.
Alexander Graham Bell, mai kirkirar tarho, kazalika da kirkirar taimako.
Leonardo da Vinci, inventor of many devices such as helicopters and steam engines, also an artist, writer, and musician.
Benjamin Franklin, mai kirkirar walƙiya, marubuci, marubuci, da jamilam.
Marie Curie, mai kirkirar rediyo, shi ne mace ta farko da ta lashe Nobel a fannoni daban-daban (kimiyyar kimiya da ilmin kimiya da ilmin sunadarai).
George Washington Carver, Carver na kayan lambu mai da samfura da yawa da aka yi daga kwayoyi, da kuma matsayin Botanist da kirkirar fasahar aikin gona.
Nikola Tesla, wanda ke da injin lantarki na lantarki da kuma fasahar lantarki ta zamani, kuma tana da karfin daukar hoto.
Eli Whitney, Eventor Na Injinan Peeler na Auduga, kazalika da kirkirar tsarin samarwa da aka sani da tsarin whitney da aka sani da tsarin whitney.
Charles Goodyear, mai kirkirar roba na roba, shima ya sami gazawar da yawa kafin mu sami hanyar da ta dace don sarrafa roba.
Johannes Gutenberg, mai kirkirar injin buga takardu, shima dan kasuwa da mai siyar da littafi.
