RD

Robert B. DeMatteis

📍 Grass Valley, CA: #9 of 21 inventorsTop 45%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #63,901 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4821985 Rack for plastic T-shirt grocery bags Wayne A. Pflueger 1989-04-18