DF

Darrel D. Fry

📍 Bartlesville, OK: #33 of 91 inventorsTop 40%
🗺 Oklahoma: #195 of 823 inventorsTop 25%
Overall (2003): #242,701 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

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