CM

Colin McGuinness

DU De Beers Uk: 1 patents #2 of 5Top 40%
Overall (2023): #479,625 of 537,848Top 90%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11541429 Gemstone sorting Andrew John Portsmouth, Nicholas Matthew Davies, David Fisher 2023-01-03