Changchun Hyperions Scientific Co., Ltd

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Changchun City, CN

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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

Trademarklast 30 trademarks