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USPTO Patent Rankings Data through Dec 31, 2025
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Gérard GRIFFAY — 4 Patents

CECeles: 2 patents #6 of 17Top 40%
USUsinor: 2 patents #21 of 185Top 15%
EFElectricite De France: 1 patents #99 of 546Top 20%
SOSollac: 1 patents #86 of 297Top 30%
Aix-en-Provence, FR: #97 of 561 inventorsTop 20%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Gérard GRIFFAY has been granted 4 US patents while listed as an inventor at Celes. The first was granted in 1993 and the most recent in October 2025. Gérard GRIFFAY ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Gérard GRIFFAY in Aix-en-Provence, FR.

Patents per Year

Patents granted per year, 1993 to 2004Bar chart with a peak of 1 patents in 1993.peak 11993: 1 patents19932002: 1 patents20022004: 1 patents2004

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12448253 System and method for handling semi-finished metal products Akshay BANSAL, Benjamin BOISSIERE, Pierre Georges 2025-10-21
6693264 Vacuum and gas tight enclosure for induction heating system Marc Anderhuber, Jean-Philippe Chaignot, Claude Couffet, Jean Hellegouarc'h, Philippe Roehr +4 more 2004-02-17
6498328 Transverse flux induction heating device with magnetic circuit of variable width Marc Anderhuber, Jean-Philippe Chaignot, Claude Couffet, Jean Hellegouarc'h, Bernard Paya +6 more 2002-12-24
5257804 Device for igniting a bed of a mixture of materials such as ore and coke Jean-Claude Dieuloufet 1993-11-02

Frequent Collaborators

Claude Couffet2 shared
Jean Hellegouarc'h2 shared
Jean-Camille Uring2 shared
Rene Pierret2 shared
Alain Daubigny2 shared
Marc Anderhuber2 shared

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