DS

David L. Shaffer

📍 Mantua, OH: #33 of 59 inventorsTop 60%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,580,954 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6227460 Self-contained cleaning system Hans G. Funk 2001-05-08