DW

Donald R. Witherell

RI Rockwell International: 2 patents #5 of 186Top 3%
📍 Cedar Rapids, IA: #3 of 62 inventorsTop 5%
🗺 Iowa: #26 of 549 inventorsTop 5%
Overall (1989): #28,719 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4830704 Method of manufacture of a wiring board Forrest L. Voss 1989-05-16
4805828 Thermally durable surface mounted device printed wiring assemblies and apparatus and method for manufacture and repair Jay W. Donaldson, Howard B. Rooks 1989-02-21