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

Don Crowder

COCorken: 1 patents #6 of 10Top 60%
LCLiquid Controls: 1 patents #4 of 14Top 30%
Oklahoma City, OK: #470 of 1,463 inventorsTop 35%
Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #1,911,746 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10697453 Liquid fuel delivery comprising a pump to deliver liquid fuel from a storage source to a delivery location and a controller mitigating power to operate the pump on the basis of a predetermined liquid threshold at the pump inlet Grant Davisson, Jeremy Patten 2020-06-30
6644039 Delivery system for liquefied gas with maintained delivery tank pressure Michael Franklin Hughes, Paul J. Lutes, Alan P. Tiefenbrun 2003-11-11