Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dirk Stärke — 2 Patents

Basf Se: 2 patents #5,851 of 13,826Top 45%
Bad Dürkheim, DE: #144 of 277 inventorsTop 55%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Dirk Stärke has been granted 2 US patents while listed as an inventor at Basf Se. The first was granted in 2011 and the most recent in September 2016. Dirk Stärke ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Dirk Stärke in Bad Dürkheim, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9447274 Biologically-degradable polyester mixture Ursula Seeliger, Gabriel Skupin 2016-09-20
8003731 Biologically-degradable polyester mixture Ursula Seeliger, Gabriel Skupin 2011-08-23