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

BABarmag Ag: 2 patents #58 of 165Top 40%
Schwelm, DE: #37 of 106 inventorsTop 35%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Peter Siepmann has been granted 2 US patents while listed as an inventor at Barmag Ag. The first was granted in 1998 and the most recent in February 2000. Peter Siepmann ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Peter Siepmann in Schwelm, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6027060 Method of winding a yarn to a cylindrical cross-wound package 2000-02-22
5779170 Method and apparatus for replacing full packages with empty tubes on a takeup machine for a continuously advancing yarn Hermann Westrich, Jürgen Gsell, Wolfgang Fink 1998-07-14