SP

Stephen Parker

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Rolla, MO: #207 of 363 inventorsTop 60%
🗺 Missouri: #13,067 of 23,789 inventorsTop 55%
Overall (All Time): #3,319,677 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7501725 Method of converting piston driven engines to operate on electricity — 2009-03-10