EK

Edward Koppelman

UN Unknown: 1 patents #112 of 1,079Top 15%
📍 Calabasas, CA: #34 of 171 inventorsTop 20%
🗺 California: #1,105 of 6,198 inventorsTop 20%
Overall (1982): #67,664 of 81,411Top 85%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4330032 Self-cleaning screw conveyor Robert G. Murray 1982-05-18