Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Hartmut Breukelman

WBWavin B.V.: 1 patents #37 of 114Top 35%
Neuenhaus, DE: #4 of 9 inventorsTop 45%
Overall (All Time): #3,555,289 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6439617 Coupler for a pipe or hose section Hans Boer, Johannes Spykman 2002-08-27