DH

David K. Hendrickson

📍 Madison, WI: #2,790 of 4,527 inventorsTop 65%
🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #3,922,404 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4810081 Binocular spectacles Rudy Mapelli, Donald S. Eisenberg, Geoffrey S. Moss, Connie M. Mapelli 1989-03-07