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USPTO Patent Rankings Data through Sept 30, 2025
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Rolf Friedrich Buhl

Recklinghausen, DE: #5 of 22 inventorsTop 25%
Overall (2011): #183,315 of 364,097Top 55%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8022338 Heating element for a filter press Lothar Kuffel, Johann Zeller 2011-09-20