标题:
Organic light-emitting diode including an electron transport layer stack comprising different lithium compounds and elemental metal
发明人:
WALLIKEWITZ, BODO | ROTHE, CARSTEN
简单同族:
EP2999019A1 | EP2999019B1 | EP3195381A1 | KR1020170057306A | US10700300 | US20170279064A1 | WO2016042098A1