DP

David T. Pechey

CI Ciba-Geigy: 2 patents #1,054 of 2,867Top 40%
📍 Clydebank, GB: #2 of 7 inventorsTop 30%
Overall (All Time): #2,359,486 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4469515 Production of pigments John H. Coy 1984-09-04
4341701 Production of pigments John H. Coy 1982-07-27