DH

David R. Hardten

📍 Excelsior, MN: #7 of 19 inventorsTop 40%
🗺 Minnesota: #1,346 of 4,549 inventorsTop 30%
Overall (2002): #235,184 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6436113 Eye positioner Thomas A. Burba, Neal A. Sher 2002-08-20