标题:
Plurality of host materials and organic electroluminescent device comprising the same
当前申请(专利权)人:
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
发明人:
LIM, YOUNG-MOOK | KIM, BITNARI
简单同族:
CN108291140A | KR1020170057825A | TW201718483A | US10454044 | US20190074448A1