Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Franz Stein — 3 Patents

CKClaas Kgaa: 2 patents #6 of 70Top 9%
COClaas Ohg: 1 patents #34 of 66Top 55%
Harsewinkel, DE: #45 of 164 inventorsTop 30%
Overall (All Time): #1,633,491 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5899808 Self-propelling harvester thresher with hurdle shaker and transporting prongs above the latter 1999-05-04
5768868 Attachment for grain harvester 1998-06-23
4876912 Switching mechanism for driving self-propelling agricultural machines 1989-10-31