Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Roland Kessinger — 3 Patents

Basf Se: 3 patents #4,656 of 13,826Top 35%
Overall (All Time): #1,556,845 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8318968 Process for preparing an alkenylphosphonic acid derivative Markus Christian Biel, Jens Sommer, Janet Bluemel 2012-11-27
8044233 Process for preparing vinyl carboxylates Wolfgang Staffel, Jochem Henkelmann 2011-10-25
7399876 Preparation of an alkenylphosphonic acid derivative Jan-Dirk Arndt, Jochem Henkelmann, Florian Thomas 2008-07-15