RN

Robert E. Norman

SC Southwestern Wire Cloth: 2 patents #3 of 6Top 50%
📍 Tulsa, OK: #825 of 2,344 inventorsTop 40%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,252,268 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5967336 Vibrating screen assembly with improved frame Terry L. Baltzer, Richard W. Von Drehle 1999-10-19
5944197 Rectangular opening woven screen mesh for filtering solid particles Terry L. Baltzer 1999-08-31