DA

Derek Aldcroft

CL Crosfield Limited: 1 patents #2 of 6Top 35%
UB Unilever Patent Holdings B.V.: 1 patents #6 of 34Top 20%
Overall (1997): #42,456 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5643624 Amorphous silicas John R. Newton, Peter W. Stanier 1997-07-01
5624652 Silicas Peter W. Stanier 1997-04-29