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

Eric Johnstone Cook

CLCompaction Technology (Soil) Limited: 1 patents #1 of 4Top 25%
Nigel, ZA: #1 of 1 inventorsTop 100%
Overall (2002): #223,590 of 266,432Top 85%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6382873 Soil levelling device David Alfred Mulders, Gideon Slyper, Stephen Van Dyk 2002-05-07