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USPTO Patent Rankings Data through Sept 30, 2025
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Erkki Tapio Kettunen — 1 Patent

Pudasjärvi, FI: #1 of 1 inventorsTop 100%
Overall (All Time): #3,081,813 of 4,157,543Top 75%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9199329 MIG- or MAG-welding gun 2015-12-01