Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hans Leitner — 5 Patents

Basf Se: 3 patents #4,656 of 13,826Top 35%
Infineon Technologies Ag: 2 patents #3,286 of 7,486Top 45%
Villach, AT: #231 of 673 inventorsTop 35%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Hans Leitner has been granted 5 US patents while listed as an inventor at Basf Se. The first was granted in 1980 and the most recent in September 2016. Hans Leitner ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Hans Leitner in Villach, AT.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9433962 Application of fluids to substrates Karl Pilch, Michael Kalin 2016-09-06
9248466 Application of fluids to substrates Karl Pilch, Michael Kalin 2016-02-02
4743702 Preparation of aliphatic dinitriles Wolfgang Hoelderich, Hubert Lendle, Peter Magnussen, Jost H. Manegold, Wolfgang Leitenberger 1988-05-10
4599202 Preparation of adipodinitrile Toni Dockner, Manfred Sauerwald, Jost H. Manegold 1986-07-08
4227021 Production of adipic acid from acidic wash waters Otto-Alfred Grosskinsky, Norbert Petri, Johannes Hein 1980-10-07