SF

Steven P. Franke

📍 Nowata, OK: #13 of 19 inventorsTop 70%
🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%
Overall (All Time): #3,513,803 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6576146 Filtration element employing improved backwash feature and method of utilizing same Darrel D. Fry, William B. Frauenberger 2003-06-10