DK

David E. Krekelberg

📍 Maple Grove, MN: #477 of 1,211 inventorsTop 40%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,631,375 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5855343 Camera clip — 1999-01-05
D389500 Video camera — 1998-01-20
D375319 Tabletop video camera Ward C. Johnson, Douglas S. Clapp 1996-11-05