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USPTO Patent Rankings Data through Dec 31, 2025
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Rolf-Dieter Kahl — 3 Patents

Basf Se: 3 patents #4,656 of 13,826Top 35%
Haßloch, DE: #49 of 150 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Rolf-Dieter Kahl has been granted 3 US patents while listed as an inventor at Basf Se. The first was granted in 1997 and the most recent in August 2013. Rolf-Dieter Kahl ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Rolf-Dieter Kahl in Haßloch, DE.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8519196 C10 alkanolalkoxylate mixtures and use thereof as novel low-foaming wetting agents Markus Klumpe, Juergen Tropsch, Roland Boehn, Susanne Stutz, Ralf Noerenberg 2013-08-27
8492326 Alkoxylates and use thereof Paul Klingelhoefer, Juergen Tropsch, Andreas Senf 2013-07-23
5635554 Low viscosity mixtures of amphiphilic nonionic graft copolymers and viscosity-reducing additives Dieter Boeckh, Hans-Peter Seelmann-Eggebert, Hans-Ulrich Jager, Gunnar Schornick 1997-06-03