RS

Robert Harrison Showen

📍 Walnut Creek, CA: #15 of 66 inventorsTop 25%
🗺 California: #8,284 of 26,763 inventorsTop 35%
Overall (2002): #125,865 of 266,432Top 50%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6470633 Circular subdivisions — 2002-10-29