DA

Donald S. Allen

📍 Toledo, OH: #529 of 1,470 inventorsTop 40%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,234,183 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6019328 Stay-put pegboard accessory — 2000-02-01
5473998 Cement kiln having tire injection system Verne A. Stuessy, John R. Buta, Ronald F. Teal 1995-12-12