Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ferdinand Schnellmann — 1 Patent

CAChemap Ag: 1 patents #9 of 15Top 60%
Jona, CH: #71 of 146 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ferdinand Schnellmann has been granted 1 US patent while listed as an inventor at Chemap Ag. All of these patents were granted in 1980. Ferdinand Schnellmann ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ferdinand Schnellmann in Jona, CH.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4190544 Filter element for a rotatable disc filter Hanspeter Meier 1980-02-26