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USPTO Patent Rankings Data through Dec 31, 2025
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Frank R. Wright — 3 Patents

North Vancouver, CA: #248 of 800 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Frank R. Wright has been granted 3 US patents. The first was granted in 1989 and the most recent in February 1992. Frank R. Wright ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Frank R. Wright in North Vancouver, BC, CA.

Patents per Year

Patents granted per year, 1989 to 1992Bar chart with a peak of 1 patents in 1989.peak 11989: 1 patents19891991: 1 patents19911992: 1 patents1992

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5089412 Bacteria for oxidizing multimetallic sulphide ores Ralph Peter Hackl, Albert Bruynesteyn 1992-02-18
4987081 Chemical/biological process to oxidize multimetallic sulphide ores Ralph Peter Hackl, Albert Bruynesteyn 1991-01-22
4888293 Adapting bacteria to low pH and high arsenic concentration for use in oxidizing sulfide ores Ralph Peter Hackl, Albert Bruynesteyn 1989-12-19