RS

Robert L. Spurgeon

📍 Fairfield, IL: #22 of 58 inventorsTop 40%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,320,956 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4893100 External manual rotatable drive useable to tune a VCR — 1990-01-09
4836815 Emergency illuminated lifeline — 1989-06-06