RH

Roger J. Hapka

CE Cummins Engine: 1 patents #27 of 97Top 30%
📍 Andover, MN: #4 of 13 inventorsTop 35%
🗺 Minnesota: #813 of 3,156 inventorsTop 30%
Overall (1997): #85,738 of 185,788Top 50%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5619412 Remote control of engine idling time — 1997-04-08