JM

John E. Marvel

📍 Evansville, IN: #282 of 911 inventorsTop 35%
🗺 Indiana: #10,625 of 33,936 inventorsTop 35%
Overall (All Time): #1,606,763 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6810961 Fluid well pumping system Michael A. Porch, G. Ronald Stoughton 2004-11-02
6558128 Fluid well pumping system Michael A. Porch 2003-05-06
6435838 Fluid well pump Michael A. Porch 2002-08-20