Beijing Sineva Material Technology Co., Ltd

Chine

 
Quantité totale PI 3
Rang # Quantité totale PI 503 174
Note d'activité PI 1,4/5.0    5
Rang # Activité PI 195 044

Brevets

Marques

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3 0
0
 
Dernier brevet 2022 - Compound, organic electrolumines...
Premier brevet 2021 - Compound, organic electrolumines...

Derniers inventions, produits et services

2022 Invention Compound, organic electroluminescent device and display apparatus. The present application relate...
Invention Benzofluorene compound and organic electroluminescent device. The present application relates to ...
2021 Invention Compound, organic electroluminescent apparatus and display device. The present application relate...