Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stefan Gropp — 6 Patents

Basf Se: 6 patents #2,778 of 13,826Top 25%
Speyer, DE: #79 of 320 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Stefan Gropp has been granted 6 US patents while listed as an inventor at Basf Se. The first was granted in 2009 and the most recent in January 2020. Stefan Gropp ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Stefan Gropp in Speyer, DE.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10538493 Process for the purification of 1-(4-chlorophenyl)pyrazol-3-ol Volker Maywald, Roland Goetz, Daniel Saelinger, Timo Frassetto 2020-01-21
8993802 Sodium diformate production and use Robert Heinz, Otto Machhammer, Alexander Hauk, Gerd Diebold, Anna Valeska Lohmann +3 more 2015-03-31
8497394 Sodium diformate production and use Robert Heinz, Otto Machhammer, Alexander Hauk, Gerd Diebold, Anna Valeska Lohmann +3 more 2013-07-30
8293793 Production of acid propionates Alexander Hauk, Gerd Diebold, Florian Weigel, Gerhard Laux 2012-10-23
7868203 Production of sodium diformate Alexander Hauk, Anna Valeska Lohmann, Robert Heinz 2011-01-11
7612233 Production of sodium diformate Alexander Hauk, Robert W. Lenz, Daniela Rieck, Jorg Heilek, Gerhard Laux 2009-11-03