Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Maud Buffin — 1 Patent

SPSofradim Production: 1 patents #62 of 89Top 70%
Val-de-Reuil, FR: #1,068 of 2,042 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Maud Buffin has been granted 1 US patent while listed as an inventor at Sofradim Production. All of these patents were granted in 2019. Maud Buffin ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Maud Buffin in Val-de-Reuil, FR.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10363690 Method for preparing a chitosan-based porous layer Sébastien Ladet, Sebastien Francois, Julien Claret 2019-07-30