MD

Marvin J. DenHerder

📍 Olympia Fields, IL: #13 of 47 inventorsTop 30%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,272,771 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5662093 Torque sight for hand-held bows — 1997-09-02
4696638 Oil fuel combustion — 1987-09-29