DR

Donald Richard Randell

CI Ciba-Geigy: 1 patents #138 of 374Top 40%
📍 Stockport, GB: #1 of 9 inventorsTop 15%
Overall (1982): #68,495 of 81,411Top 85%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4333841 Dithiophosphate lubricant additives Andreas Schmidt, Rudolf Kirchmayr 1982-06-08