RK

Roger D. Kroes

SA Siemens Energy & Automation: 1 patents #222 of 424Top 55%
📍 Raleigh, NC: #3,984 of 6,378 inventorsTop 65%
🗺 North Carolina: #26,533 of 45,564 inventorsTop 60%
Overall (All Time): #3,863,759 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5164883 Contactor interlock Thomas R. Little 1992-11-17