RP

Roy W. J. Pearce

JP Johnson Matthey Plc: 1 patents #58 of 155Top 40%
📍 Branxton, GB: #15 of 59 inventorsTop 30%
Overall (All Time): #2,263,424 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5795940 Pigmentary material Nigel Smith 1998-08-18
4285994 Process for production of free flowing dust-free pigments John Carbert, John P. K. MacDonald 1981-08-25