Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Florence Duval — 2 Patents

UNUnknown: 3 patents #7,366 of 83,584Top 9%
Yerres, FR: #38 of 117 inventorsTop 35%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Florence Duval has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 1996 and the most recent in September 2002. Florence Duval ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Florence Duval in Yerres, FR.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6450323 Device for conveying flat objects processing equipment items Francois Agier, Dominique Decharran 2002-09-17
5575214 Apparatus for printing any documents and making them unfalsifiable Jean-Pierre Braunstein, Christian Bonnard, Didier Ache 1996-11-19