PW

Philip J. Wosmek

TW The Charles Machine Works: 3 patents #63 of 211Top 30%
📍 Perry, OK: #35 of 85 inventorsTop 45%
🗺 Oklahoma: #3,359 of 12,736 inventorsTop 30%
Overall (All Time): #1,396,507 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11708725 Drill string rotation brake Max A. Metcalf, Harry Bendure, Rick E. Barrett 2023-07-25
11041342 Drill string rotation brake Max A. Metcalf, Harry Bendure, Rick E. Barrett 2021-06-22
10407991 Drill string rotation brake Max A. Metcalf, Harry Bendure, Rick E. Barrett 2019-09-10