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USPTO Patent Rankings Data through Dec 31, 2025
VW

Viktor Warkentin — 1 Patent in 2018

WSWilo Se: 1 patents #1 of 9Top 15%
Dortmund, DE: #19 of 109 inventorsTop 20%
Overall (2018): #199,720 of 503,207Top 40%
1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9920758 Eccentric screw pump with overpressure protection Guenter Strelow, Thomas G. Mueller, Roland Stracke 2018-03-20