Nick Holonyak, Jr. invented Led light in 1962, at a General Electric Company laboratory in Syracuse, New York.
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In 1993. For more info on the discovery go here:
http://en.wikipedia.org/wiki/Light-emitting_diode#Discoveries_and_early_devices
"Nick Holonyak, 75, invented the LED (light emitting diode) in the 1960s."
Thomas Edison invented light because he made light so why not bulbs
The light bulb had already been invented, Cruto was an Italian inventor who improved on Thomas Edisons incandescent light bulb Alessandro Cruto in 1881
Thomas Jefferson did not invent the light bulb. The light bulb was invented by Thomas Edison in 1879 in New Jersey.
it is pronouced Thomas Edison he created the light bulb but supposovley a European guy did right after him but he invented the first ever light bulb