The history of the LED ( light - em itting di ode ) bulb dates back to the early 1950 s , when Nick Hol ony ak Jr ., an engineer and inventor , first developed the technology . Hol ony ak created the first visible - spect rum LED , a red di ode , while working at General Electric ( GE ). His breakthrough set the stage for the development of the LED bulb . In 1962 , Robert Bi ard and Gary Pitt man , two Texas Instruments ( TI ) engineers , developed the first infrared LED di ode . While Hol ony ak ’ s LED was visible to the human eye , Bi ard and Pitt man ’ s LED was invisible . This was a significant step forward in LED technology , as it enabled the creation of sophisticated electronic circuits . In the 1970 s , research into LED technology continued at a rapid pace . In 1972 , M . George Cra ford , a scientist at Monsanto and TI , invented the first ...
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