FC

Frederick L. Caldwell

📍 Rockford, IL: #20 of 85 inventorsTop 25%
🗺 Illinois: #1,486 of 5,836 inventorsTop 30%
Overall (2002): #220,761 of 266,432Top 85%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6427675 Ball pitching apparatus Marcus L. Caldwell 2002-08-06