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the history of LED lighting - energy saving lighting
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Peerless Electronics Inc. - In October 1962, the first light-emitting diode (LED) was invented by scientist and employee of General Electric, Nick Holonyak by the working principle of Electroluminescence. EL (electroluminescence) is
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World's first LED lights developed from rice husks | Hiroshima University
History of the LED
Japanese lighting factory released the first LED light bulbs that can illuminate even if the power is cut off | Eneltec Group
Philips to unveil the world's first LED replacement for the 75-watt light bulb
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The World's First LED Lamp Recycler - Balcan LED Lamp Recycling System
Happy 50th Anniversary LED light-emitting diode! - Electrical Business
