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

James Lacefield — 1 Patent

UNUnknown: 2 patents #12,644 of 83,584Top 20%
London, CA: #666 of 1,223 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
James Lacefield has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2022. James Lacefield ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list James Lacefield in London, ON, CA.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11298110 Doppler measurement system and method Omar Mansour 2022-04-12