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

Ed Purcell

COComcast: 1 patents #2,409 of 4,447Top 55%
Canadian, TX: #3 of 7 inventorsTop 45%
Texas: #33,546 of 125,132 inventorsTop 30%
Overall (All Time): #1,102,954 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11927083 System, apparatus and method for artificial lift, and improved downhole actuator for same 2024-03-12
11365614 System, apparatus and method for artificial lift, and improved downhole actuator for same 2022-06-21
10526878 System, apparatus and method for artificial lift, and improved downhole actuator for same Mark W. Rose, William W. Jackson, Cole W. Dunnam 2020-01-07
9617838 System, apparatus and method for artificial lift, and improved downhole actuator for same Mark W. Rose, William W. Jackson, Cole W. Dunnam 2017-04-11