DS

Dawn Marie Schwarzkopf

🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,482,420 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6752631 Teaching apparatus and method of enabling use of keyboard by young children — 2004-06-22