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

James Fields — 1 Patent

Napa, CA: #188 of 349 inventorsTop 55%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
James Fields has been granted 1 US patent. All of these patents were granted in 1998. James Fields ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list James Fields in Napa, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5805570 Method of simulating an Gary C. Fields 1998-09-08 $301,000