MS

Mark D. Sheaffer

📍 Sandwich, IL: #52 of 98 inventorsTop 55%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,657,326 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5938983 Aeration device Ronald C. Sheaffer, John Sheaffer 1999-08-17