DH

Donald Howard

NS North American Industrial Services: 2 patents #1 of 6Top 20%
📍 South Bend, IN: #4 of 59 inventorsTop 7%
🗺 Indiana: #271 of 2,560 inventorsTop 15%
Overall (2003): #69,625 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6644201 Device, system and method for on-line explosive deslagging Francis Zilka, Timothy Zilka, Kurt Prouty, Christopher Scaringe, William Youngs 2003-11-11
6604468 Device, system and method for on-line explosive deslagging Francis Zilka, Timothy Zilka, Kurt Prouty 2003-08-12