Chow Sang Sang Jewellery Company Limited

Chine

 
Quantité totale PI 6
Rang # Quantité totale PI 258 967
Note d'activité PI 1,6/5.0    7
Rang # Activité PI 135 759

Brevets

Marques

6 0
0 0
0 0
0
 
Dernier brevet 2025 - Amorphous alloy
Premier brevet 2019 - Platinum electrodeposition bath ...

Derniers inventions, produits et services

2024 Invention Amorphous alloy. This invention provides an amorphous alloy. In one embodiment, said amorphous a...
2023 Invention Amorphous alloy. This invention provides an amorphous alloy. In one embodiment, the amorphous all...
Invention Alloy with interference thin film and method for making the same. This invention provides an allo...
Invention System and method for gemstone identification. This invention provides a computer implemented met...
2021 Invention Jewelry alloy. 2 while preserving its attractive blue hue. In one embodiment, said mechanical pro...
2019 Invention Platinum electrodeposition bath and uses thereof. This invention relates to a platinum electrodep...