DP

Duane Putnam

AD Apg Cash Drawer: 1 patents #6 of 13Top 50%
CD Control Data: 1 patents #56 of 192Top 30%
📍 Blaine, MN: #283 of 570 inventorsTop 50%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,169,891 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7059513 POS podium incorporating a short depth cash drawer Robert Daugs, Mark Stulz 2006-06-13
4556145 One piece flatpack chip carrier — 1985-12-03