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

David Leslie Andrew

ExxonMobil: 4 patents #2,507 of 10,161Top 25%
Strathroy, CA: #5 of 43 inventorsTop 15%
Overall (All Time): #1,285,357 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5851969 Grease containing diamine corrosion inhibitors Brian Slack 1998-12-22
5783531 Manufacturing method for the production of polyalphaolefin based synthetic greases (LAW500) Brian Slack 1998-07-21
5731274 Lithium complex grease with extended lubrication life 1998-03-24
5585335 Imide and pyrrolidone grease thickeners with terephthalate complexing agent David SLACK 1996-12-17