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USPTO Patent Rankings Data through Dec 31, 2025
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Denys Roulin — 1 Patent

Google: 1 patents #14,887 of 22,993Top 65%
Clarens, CH: #7 of 18 inventorsTop 40%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Denys Roulin has been granted 1 US patent while listed as an inventor at Google. All of these patents were granted in 1995. Denys Roulin ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Denys Roulin in Clarens, CH.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5443633 Soil treatment with polymeric hydrogen siloxane Pierre Hirsbrunner 1995-08-22