JS

Joseph Michael Sparkman

📍 Norman, OK: #12 of 43 inventorsTop 30%
🗺 Oklahoma: #227 of 869 inventorsTop 30%
Overall (2016): #343,787 of 481,213Top 75%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9488014 Box-on-box self-stacking substructure for a drill rig Charles Vora, Aaron Chang 2016-11-08