RH

Rolf Heineman

📍 Portland, OR: #4,612 of 9,213 inventorsTop 55%
🗺 Oregon: #12,654 of 28,073 inventorsTop 50%
Overall (All Time): #2,290,315 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5465903 Mounting plate for fixing elastomeric grade crossing panels to ties R. Andrew Davis 1995-11-14
4974998 Wear-resistant centrifugal solids pump lining 1990-12-04