MR

Malcolm J. Rigby

PP Pilkington Brothers P.L.C.: 2 patents #4 of 44Top 10%
📍 St Helens, GB: #11 of 39 inventorsTop 30%
Overall (All Time): #2,351,319 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4511384 Thermally toughening glass John Evason, Peter Ward 1985-04-16
4494972 Thermally toughening glass Brian Marsh, Peter Ward 1985-01-22