DL

Derek Stanley Lewan

📍 Dubuque, IA: #358 of 571 inventorsTop 65%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #2,991,518 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9289346 Ergonomic crutch Nathan Robert Demski, Ryan Matthew Fickau, Luke Benjamin Dykstra, Michael James Glodowski, Robert P. Limoni 2016-03-22