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Stephen Robert Spruce

TL Tioxide Group Services Limited: 1 patents #21 of 70Top 30%
Overall (All Time): #3,714,325 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5622628 Titanium dioxide slurries concentration Michael John Trendell, Kevin Drury, Martin Davis, Keith Robson 1997-04-22