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

Edwin Cropper

Colgate-Palmolive: 3 patents #736 of 2,015Top 40%
Shaw, GB: #2 of 11 inventorsTop 20%
Overall (All Time): #1,686,047 of 4,157,543Top 45%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4302347 All-purpose liquid abrasive cleaner Alan Straw, Alan Dillarstone 1981-11-24
4214915 Method and composition for cleaning ovens Alan Dillarstone, Norman Lowe 1980-07-29
4188306 Pumpable soap Alan Dillarstone, Norman Lowe 1980-02-12