RB

Roberta Barkley

📍 North Barrington, IL: #39 of 48 inventorsTop 85%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,922,087 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4808997 Photoelectric vehicle position indicating device for use in parking and otherwise positioning vehicles George J. Barkley 1989-02-28