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USPTO Patent Rankings Data through Dec 31, 2025
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Eric Bertet — 2 Patents

DRDrillflex: 2 patents #4 of 6Top 70%
Olivet, FR: #68 of 227 inventorsTop 30%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Eric Bertet has been granted 2 US patents while listed as an inventor at Drillflex. The first was granted in 1997 and the most recent in February 1998. Eric Bertet ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Eric Bertet in Olivet, FR.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5718288 Method of cementing deformable casing inside a borehole or a conduit Jean-Marie Gueguen, Jean-Louis Saltel, Frederic Signori 1998-02-17
5695008 Preform or matrix tubular structure for casing a well Jean-Marie Gueguen, Jean-Louis Saltel, Frederic Signori 1997-12-09