Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephan Siemund — 2 Patents in 2021

Basf Se: 2 patents #130 of 1,127Top 15%
Pattensen, DE: #2 of 5 inventorsTop 40%
Overall (2021): #109,463 of 548,734Top 20%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11185819 Monometallic rhodium-containing four-way conversion catalysts for gasoline engine emissions treatment systems Janosch Cravillon, Attilio Siani, Thomas Schmitz, Markus Kinne 2021-11-30
11181023 Four way conversion catalysts for gasoline engine emissions treatment systems Janosch Cravillon, Attilio Siani, Thomas Schmitz, Oliver Seel, Knut Wassermann 2021-11-23