Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RC

Roland J. Christensen

FIFreedom Innovations: 1 patents #1 of 1Top 100%
Centerfield, UT: #1 of 1 inventorsTop 100%
Utah: #504 of 1,734 inventorsTop 30%
Overall (2011): #183,042 of 364,097Top 55%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8034121 Prosthetic foot with two leaf-springs joined at heel and toe 2011-10-11