EM

Earl E. Martens

📍 Maple Grove, MN: #477 of 1,211 inventorsTop 40%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,608,521 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D483534 Scrubber Marc O. Nelson 2003-12-09
6524173 Surface cleaning apparatus Marc O. Nelson 2003-02-25
6260232 Surface cleaning apparatus Marc O. Nelson 2001-07-17