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USPTO Patent Rankings Data through Dec 31, 2025
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Stefan Mansel — 3 Patents

Basf Se: 3 patents #4,656 of 13,826Top 35%
Konstanz, DE: #142 of 527 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Stefan Mansel has been granted 3 US patents while listed as an inventor at Basf Se. The first was granted in 1996 and the most recent in September 1997. Stefan Mansel ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Stefan Mansel in Konstanz, DE.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5670683 Racemic metallocene complexes and their preparation Franz Langhauser, Jurgen Kerth, Gunther Schweier, Hans-Herbert Brintzinger 1997-09-23
5554776 Racemic metallocene complexes and their preparation Franz Langhauser, J urgen Kerth, G unther Schweier, Hans-Herbert Brintzinger 1996-09-10
5491205 Preparation of polymers of C.sub.2 -C.sub.10 -alk-1-enes using racemic metal-locene complexes as catalysts Franz Langhauser, Jurgen Kerth, Gunther Schweier, Hans-Herbert Brintzinger, Werner Roell +1 more 1996-02-13