DJ

Danny A. Johnson

BR Basic Resources: 1 patents #1 of 6Top 20%
📍 Howe, TX: #3 of 5 inventorsTop 60%
🗺 Texas: #2,449 of 8,709 inventorsTop 30%
Overall (2003): #241,739 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6651486 Standup pressure testing device and method Richard Shelton 2003-11-25