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Home › Organic electroluminescence device having at least an a node, a hole injection layer, a first hole transport layer. A second hole transport layer a luminous layer, an electron transport layer, and a cathode

Organic electroluminescence device having at least an a node, a hole injection layer, a first hole transport layer. A second hole transport layer a luminous layer, an electron transport layer, and a cathode

US Patent 10276800 · Granted Apr 30, 2019

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