DJ

Darren Johnson

📍 Providence, RI: #35 of 161 inventorsTop 25%
🗺 Rhode Island: #192 of 654 inventorsTop 30%
Overall (2021): #483,733 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10947806 Surface deploying sleeve and plug launcher for an oil or gas well — 2021-03-16