Patents/Inventors

Qi He Hong

SurreyGB2 patents

3 Patents

US123543842025
Re-identification of Rough Gemstones
De Beers UK Ltd
0 cites
US121174032024
Gemstone Planning
De Beers UK Ltd
0 cites
US118938092024
Re-identification of Rough Gemstones
De Beers UK Ltd
0 cites