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Steven J. Sprotberry

BC Btm Company: 2 patents #2 of 4Top 50%
📍 Marysville, MI: #1 of 6 inventorsTop 20%
🗺 Michigan: #665 of 6,092 inventorsTop 15%
Overall (2004): #40,076 of 270,089Top 15%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6785959 Tool assembly employing a flexible retainer Edwin G. Sawdon, Stephen E. Sawdon 2004-09-07
6757951 Composite urethane stripper for metal joining apparatus Edwin G. Sawdon 2004-07-06