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

Robert M. Holbrook — 3 Patents

Norman, OK: #154 of 626 inventorsTop 25%
Oklahoma: #3,359 of 12,736 inventorsTop 30%
Overall (All Time): #1,377,397 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12121651 Insufflation retention device with balloon Robert Henson, James Fentress, Jay C. Zignego, Peter Howard Smith, Amanda H. Schaffers 2024-10-22
11273269 Insufflation retention device 2022-03-15
10918815 Insufflation retention device with balloon Robert Henson, James Fentress, Jay C. Zignego, Peter Howard Smith, Amanda H. Schaffers 2021-02-16