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

John E. Cameron — 1 Patent

APAstra Pharma: 1 patents #3 of 14Top 25%
Schreiber, CA: #1,113 of 2,446 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
John E. Cameron has been granted 1 US patent while listed as an inventor at Astra Pharma. All of these patents were granted in 1995. John E. Cameron ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list John E. Cameron in Schreiber, ON, CA.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5474541 Valved nozzle for re-usable reservoir of a flowable product Anthony F. Ritsky, Tjalke K. Schuurmans, Russell L. M. Soobrian, Henryk Klakurka, Robert Kristian Watson +1 more 1995-12-12