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Yingxue Wang
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Changchun City, CN
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last 30 patents
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Patent Grant
Amine derivative and an organic electroluminescent device thereof
Patent number
11,725,003
Issue date
Aug 15, 2023
Changchun Hyperions Technology Co., Ltd
Qian Zhao
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
Amine derivative and an organic electroluminescent device thereof
Publication number
20210009574
Publication date
Jan 14, 2021
Changchun Hyperions Scientific Co.,Ltd
Qian Zhao
H01 - BASIC ELECTRIC ELEMENTS