Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephan Schäfer — 2 Patents

Basf Se: 1 patents #8,065 of 13,826Top 60%
RAR E Power Systems Ag: 1 patents #17 of 41Top 45%
Hille, DE: #10 of 35 inventorsTop 30%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Stephan Schäfer has been granted 2 US patents while listed as an inventor at Basf Se. The first was granted in 2007 and the most recent in July 2015. Stephan Schäfer ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Stephan Schäfer in Hille, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9085110 Process for producing fiber-reinforced flat semifinished products with a polyamide matrix Dietrich Scherzer, Andreas Radtke, Andreas Wollny, Max Ehleben, Olaf Täger +3 more 2015-07-21
7276808 Tower for a wind power station Roland Weitkamp, Uwe Hinz 2007-10-02