DR

David Ian Richards

BL Bp Chemicals Limited: 1 patents #12 of 46Top 30%
📍 Cudworth, GB: #2 of 5 inventorsTop 40%
Overall (1997): #161,737 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5608051 Acetylation of lignocellulosic materials Helen Louise Nelson, Rune Simonson 1997-03-04