Epistar licenses LED filament patent to China-based Leedarson Lighting

Siu Han, Taipei; Adam Hwang, DIGITIMES Asia Friday 24 July 2015 0

LED Epitaxial wafer and chip maker Epistar has licensed its LED filament patent to China-based LED lighting maker Leedarson Lighting for making LED filament style light bulbs. The patent is valid in Taiwan, China, the US, Europe and other countries,...

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