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

James E. Barnard — 2 Patents

MCMaterial Control: 1 patents #2 of 19Top 15%
Sparta, KY: #2 of 3 inventorsTop 70%
Kentucky: #4,451 of 11,577 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
James E. Barnard has been granted 2 US patents while listed as an inventor at Material Control. The first was granted in 1983 and the most recent in June 2004. James E. Barnard ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list James E. Barnard in Sparta, KY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6748854 Melon cutter 2004-06-15
4416020 Size sensing X-ray cassette tray for X-ray equipment James Cletus Wagner, Robert J. Woerner 1983-11-15