CR

Charles O. Roberts

IN Ingersoll-Rand: 3 patents #171 of 828Top 25%
📍 Edon, OH: #3 of 9 inventorsTop 35%
🗺 Ohio: #23,384 of 73,341 inventorsTop 35%
Overall (All Time): #1,581,491 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7367785 Reduced icing valves and gas-driven motor and reciprocating pump incorporating same 2008-05-06
6722256 Reduced icing valves and gas-driven motor and diaphragm pump incorporating same Michael Conti, Nicholas Kozumplik, Jr., Gordon M. Schroeder 2004-04-20
D484145 Diaphragm pump Gerald M. Distel 2003-12-23