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USPTO Patent Rankings Data through Dec 31, 2025
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Berthier Roy — 4 Patents

CACascades: 4 patents #1 of 18Top 6%
GVGroup Laperrier Et Verreault: 4 patents #1 of 11Top 10%
Asbestos, CA: #3 of 20 inventorsTop 15%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Berthier Roy has been granted 4 US patents while listed as an inventor at Cascades. The first was granted in 1996 and the most recent in December 1998. Berthier Roy ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Berthier Roy in Asbestos, QC, CA.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5843559 Insulating fiber mat having inclined fibers on opposed sides of a central horizontal plane Serge Cadieux, Yvon L'Heureux, Stephane St-Cyr, Marcel Dube, Daniel Frenette 1998-12-01
5766531 Fiber mat forming method Serge Cadieux, Yvon L'Heureux, Stephane St-Cyr, Marcel Dube, Daniel Frenette 1998-06-16
5539958 Aerodynamic forming hood and method of operation Serge Cadieux, Yvon L'Heureux, St ephane St-Cyr, Scott Gamble 1996-07-30
5516580 Cellulosic fiber insulation material Daniel Frenette, Serge Cadieux, Michel Labbe, Stephane St-Cyr 1996-05-14