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USPTO Patent Rankings Data through Dec 31, 2025
PE

Pierre Epron — 2 Patents

FEFerraz: 1 patents #3 of 18Top 20%
Lyon, FR: #71 of 194 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Pierre Epron has been granted 2 US patents while listed as an inventor at Ferraz. All of these patents were granted in 1993. Pierre Epron ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Pierre Epron in Lyon, FR.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5233495 Device for protecting against operational overloads, at opening, for static relays with semi-conductors Jian F. De Palma, Jean-Jacques Rousseau 1993-08-03
5208495 Static power switch incorporating semi-conductor Jian F. De Palma, Jean-Jacques Rousseau 1993-05-04