RS

Robert A. Shelden

📍 Cerritos, CA: #4 of 30 inventorsTop 15%
🗺 California: #4,598 of 17,285 inventorsTop 30%
Overall (1997): #83,479 of 185,788Top 45%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5697168 Indirect heating screw conveyor Pierre Matthys, Philippe Matthys, Felix G. Marcelino, Michael Katko 1997-12-16