Organic electroluminescent materials and devices | Patent Publication Number 20220306664

US 20220306664 A1

Patent NumberUS 11760770 B2

Application Number17570093

Filled DateJan 6, 2022

Priority DateFeb 22, 2017

Publication DateSep 29, 2022

Original AssigneeUniversal Display

Current AssigneeUniversal Display

Inventor/ApplicantsZhiqiang Ji
Lichang Zeng
ZHIQIANG JI

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