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USPTO Patent Rankings Data through Dec 31, 2025
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Peter Stämpfli — 2 Patents

Langenthal, CH: #21 of 74 inventorsTop 30%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Peter Stämpfli has been granted 2 US patents. The first was granted in 1991 and the most recent in May 2024. Peter Stämpfli ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Peter Stämpfli in Langenthal, CH.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11975791 Adjustable seat post arrangement Stefan CHRIST, Jean-Martin Poncet 2024-05-07
5022795 Cutting rotor Peter Frey 1991-06-11