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

Randolph A. Culp

BIBicron: 1 patents #6 of 13Top 50%
Lyndhurst, OH: #142 of 225 inventorsTop 65%
Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #4,012,320 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4507226 Radiochromic liquid solution John E. Noakes 1985-03-26