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

Leonard S. Cox — 1 Patent

FMFmc: 1 patents #1,077 of 1,735Top 65%
Beaumont, CA: #40 of 83 inventorsTop 50%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Leonard S. Cox has been granted 1 US patent while listed as an inventor at Fmc. All of these patents were granted in 1984. Leonard S. Cox ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Leonard S. Cox in Beaumont, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4457044 Multiple flight elevator system Garard C. Erdman, John L. Cottam, Richard B. Rosseau 1984-07-03 $1,270,000