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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
BS

Brian Smith — 3 Patents

PGPolytec Gmbh: 3 patents #89 of 432Top 25%
Sarnia, CA: #100 of 327 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Brian Smith has been granted 3 US patents while listed as an inventor at Polytec Gmbh. The first was granted in 1989 and the most recent in February 2008. Brian Smith ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Brian Smith in Sarnia, ON, CA.

Patents per Year

Patents granted per year, 1989 to 2008Bar chart with a peak of 1 patents in 1989.peak 11989: 1 patents19891993: 1 patents19932008: 1 patents2008

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7326747 Internal wetting agent for use in manufacture of polymeric films and fabrics for disposable absorbent articles John F. Steffen 2008-02-05
5194528 Dimer reduction Melvin K. Allison 1993-03-16
4877832 Thermoset resin compositions Adrian Cassola, John Kwok, Keith J. Robinson, Michel Longuet 1989-10-31