DP

Deems M. Pfaff

📍 Apple Valley, MN: #124 of 500 inventorsTop 25%
🗺 Minnesota: #13,602 of 52,454 inventorsTop 30%
Overall (All Time): #1,029,881 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7357595 Pavement removal machine 2008-04-15
7284717 Recycling machine for precast concrete products 2007-10-23
7175236 Hammer for breaking concrete 2007-02-13
7037041 Precast concrete pipe recycling machine 2006-05-02
4309126 Machine for separating concrete from steel 1982-01-05