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

Robert M. Holbrook — 1 Patent in 2021

Norman, OK: #12 of 72 inventorsTop 20%
Oklahoma: #307 of 1,049 inventorsTop 30%
Overall (2021): #284,665 of 548,734Top 55%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10918815 Insufflation retention device with balloon Robert Henson, James Fentress, Jay C. Zignego, Peter Howard Smith, Amanda H. Schaffers 2021-02-16