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Changchun City, CN
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Patents Grants
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
Information
Patent Application
HETEROCYCLIC DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE THEREOF
Publication number
20220173333
Publication date
Jun 2, 2022
Changchun Hyperions Technology Co., Ltd
Qian ZHAO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRIS...
Publication number
20210078989
Publication date
Mar 18, 2021
Changchun Hyperions Scientific Co., Ltd
Mingzhu Du
H01 - BASIC ELECTRIC ELEMENTS
Information
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