Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Chaperon — 1 Patent

Mériel, FR: #8 of 13 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert Chaperon has been granted 1 US patent. All of these patents were granted in 1990. Robert Chaperon ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert Chaperon in Mériel, FR.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4961764 Filtering unit and filtering equipment incorporating said unit Guy Develle 1990-10-09