Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Peter Steieri — 1 Patent

Basf Se: 1 patents #8,065 of 13,826Top 60%
Ludwigshafen, DE: #1,189 of 1,722 inventorsTop 70%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Peter Steieri has been granted 1 US patent while listed as an inventor at Basf Se. All of these patents were granted in 1993. Peter Steieri ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Peter Steieri in Ludwigshafen, DE.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5237039 Preparation of polyphenylene ethers in the presence of defoamer Doris Zeltner, Heike Feldman, Klaus Muehlbach, Carola Hedtmann-Rein, Bernhard Czauderna +1 more 1993-08-17