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Home › Organic electroluminescent device; a charge transporting material for the organic electroluminescent device; and a luminescent device, a display device and a lighting system using the organic electroluminescent device

Organic electroluminescent device; a charge transporting material for the organic electroluminescent device; and a luminescent device, a display device and a lighting system using the organic electroluminescent device

US Patent 10720586 · Granted Jul 21, 2020

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