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

LALenzing Aktiengesellschaft: 1 patents #103 of 223Top 50%
Regau, AT: #5 of 9 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Peter Harfmann has been granted 1 US patent while listed as an inventor at Lenzing Aktiengesellschaft. All of these patents were granted in 1998. Peter Harfmann ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Peter Harfmann in Regau, AT.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5847129 Process for the regeneration of an aqueous process liquid of the amine-oxide process Stephan Astegger 1998-12-08