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David Edwards

AC Afton Chemical: 2 patents #6 of 23Top 30%
🗺 Virginia: #427 of 3,378 inventorsTop 15%
Overall (2016): #150,243 of 481,213Top 35%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9518242 Lubricant additive compositions containing thiophosphates and thiophosphate derivatives Kristine Durbin, Robert E. McCovick 2016-12-13
9481696 Thiophosphates and thiophosphate derivatives as lubricant additives Kristine Durbin, Robert E. McCovick 2016-11-01