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

Robert Payton — 2 Patents

FEFenwal: 1 patents #130 of 239Top 55%
Lake Zurich, IL: #242 of 484 inventorsTop 50%
Illinois: #34,875 of 84,256 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert Payton has been granted 2 US patents while listed as an inventor at Fenwal. The first was granted in 1980 and the most recent in November 2019. Robert Payton ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert Payton in Lake Zurich, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10478381 Minimization of air ingress in solution containers Craig Sandford, Daryl R. Calhoun 2019-11-19
4232719 Brush harvester 1980-11-11