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

Norbert Patzelt

KAKrupp Polysius Ag: 1 patents #1 of 2Top 50%
Beckum, DE: #2 of 7 inventorsTop 30%
Overall (2002): #145,156 of 266,432Top 55%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6357683 Roller grinding mill Johann Knecht 2002-03-19