WS

William F. Sheffield

3M: 2 patents #192 of 1,204Top 20%
📍 Oakdale, MN: #10 of 53 inventorsTop 20%
🗺 Minnesota: #643 of 4,860 inventorsTop 15%
Overall (2003): #36,552 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6579161 Abrasive article Jason A. Chesley, Donald R. Bell, Harold E. Rude, David F. Slama, Alan N. Stephens 2003-06-17
6579162 Abrasive article Jason A. Chesley, Donald R. Bell, Harold E. Rude, David F. Slama, Alan N. Stephens 2003-06-17