DL

Derek Stanley Lewan

📍 Dubuque, IA: #23 of 80 inventorsTop 30%
🗺 Iowa: #434 of 1,466 inventorsTop 30%
Overall (2016): #419,421 of 481,213Top 90%
1
Patents 2016

Issued Patents 2016

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