DJ

Donald Mike Johnson

OS Opw-Engineered Systems: 1 patents #3 of 12Top 25%
TS Trc Services: 1 patents #1 of 1Top 100%
📍 The Woodlands, TX: #14 of 47 inventorsTop 30%
🗺 Texas: #3,193 of 17,455 inventorsTop 20%
Overall (2020): #178,048 of 565,922Top 35%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10781666 Inspection methods for reprocessing non-metallic oilfield tools 2020-09-22
10563773 Fluid system coupling with internal valves Joseph P. Roth, David Morrow 2020-02-18