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

Ron Eva — 1 Patent

Basf Se: 1 patents #8,065 of 13,826Top 60%
Durham, NC: #2,537 of 4,103 inventorsTop 65%
North Carolina: #26,774 of 45,564 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ron Eva has been granted 1 US patent while listed as an inventor at Basf Se. All of these patents were granted in 1995. Ron Eva ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ron Eva in Durham, NC, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5446197 Method of purifying acifluorfen Mark Sandison, Lawrence E. James 1995-08-29