Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DS

David W. Smith

ETEthyl: 3 patents #165 of 494Top 35%
Virginia: #9,471 of 34,511 inventorsTop 30%
Overall (All Time): #1,633,152 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5972851 Automatic transmission fluids having enhanced performance capabilities Sanjay Srinivasan, John P. Sunne 1999-10-26
5891786 Substantially metal free synthetic power transmission fluids having enhanced performance capabilities Sanjay Srinivasan 1999-04-06
5578236 Power transmission fluids having enhanced performance capabilities Sanjay Srinivasan 1996-11-26