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Timeline of lighting technology
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== 21st century == * 2008 Ushio Lighting demonstrates the first [[LED filament]].<ref>{{cite web|url=https://www.ledinside.com/knowledge/2015/2/the_next_generation_of_led_filament_bulbs |title=The Next Generation of LED Filament Bulbs |access-date=2025-05-10}}</ref> * 2011 [[Philips]] wins [[L Prize]] for LED screw-in lamp equivalent to 60 W incandescent A-lamp for general use.
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