RD

Robert G. Dretzka

OM Outboard Marine: 3 patents #126 of 426Top 30%
📍 South Milwaukee, WI: #36 of 110 inventorsTop 35%
🗺 Wisconsin: #13,258 of 40,088 inventorsTop 35%
Overall (All Time): #1,670,368 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4820210 Lower gearcase shift mechanism for marine propulsion device 1989-04-11
4403970 Marine propulsion unit having ignition interruption means to assist transmission shifting James L. Holt, Guy D. Payne 1983-09-13
4262622 Marine propulsion device including ignition interruption means to assist transmission shifting James L. Holt, Guy D. Payne 1981-04-21